diff --git a/.gitignore b/.gitignore
index aea5d6102a..7240e4877b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,9 @@ tests/stress/gen/
 WallpaperPicker/gen/
 WallpaperPicker/.project.properties
 bin/
+.idea/
+.gradle/
+local.properties
+gradle/
+build/
+gradlew*
\ No newline at end of file
diff --git a/Android.mk b/Android.mk
index aade48a82d..3a6442aee5 100644
--- a/Android.mk
+++ b/Android.mk
@@ -23,16 +23,25 @@ include $(CLEAR_VARS)
 
 LOCAL_MODULE_TAGS := optional
 
+LOCAL_STATIC_JAVA_LIBRARIES := \
+    android-support-v4 \
+    android-support-v7-recyclerview
+
 LOCAL_SRC_FILES := $(call all-java-files-under, src) \
     $(call all-java-files-under, WallpaperPicker/src) \
     $(call all-proto-files-under, protos)
-LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/WallpaperPicker/res $(LOCAL_PATH)/res
+
+LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/WallpaperPicker/res \
+    $(LOCAL_PATH)/res \
+    $(LOCAL_PATH)/../../../prebuilts/sdk/current/support/v7/recyclerview/res
+
 LOCAL_PROGUARD_FLAG_FILES := proguard.flags
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-v4 android-support-v7-recyclerview
 
 LOCAL_PROTOC_OPTIMIZE_TYPE := nano
 LOCAL_PROTOC_FLAGS := --proto_path=$(LOCAL_PATH)/protos/
-LOCAL_AAPT_FLAGS := --auto-add-overlay
+LOCAL_AAPT_FLAGS := \
+    --auto-add-overlay \
+    --extra-packages android.support.v7.recyclerview
 
 LOCAL_SDK_VERSION := current
 LOCAL_PACKAGE_NAME := Launcher3
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 1fb8e8d01a..99a6ad9aa2 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -20,7 +20,7 @@
 <manifest
     xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.launcher3">
-    <uses-sdk android:targetSdkVersion="21" android:minSdkVersion="16"/>
+    <uses-sdk android:targetSdkVersion="23" android:minSdkVersion="16"/>
 
     <permission
         android:name="com.android.launcher.permission.INSTALL_SHORTCUT"
@@ -53,7 +53,6 @@
     <uses-permission android:name="android.permission.SET_WALLPAPER_HINTS" />
     <uses-permission android:name="android.permission.VIBRATE" />
     <uses-permission android:name="android.permission.BIND_APPWIDGET" />
-    <uses-permission android:name="android.permission.GET_ACCOUNTS" />
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.BROADCAST_STICKY"/>
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
diff --git a/WallpaperPicker/res/values-v19/styles.xml b/WallpaperPicker/res/values-v19/styles.xml
index 136cf012ca..15fb0ea2a7 100644
--- a/WallpaperPicker/res/values-v19/styles.xml
+++ b/WallpaperPicker/res/values-v19/styles.xml
@@ -25,7 +25,7 @@
         <item name="android:windowTranslucentNavigation">true</item>
     </style>
 
-    <style name="Theme" parent="@android:style/Theme.DeviceDefault.Wallpaper.NoTitleBar">
+    <style name="Theme" parent="@style/BaseWallpaperTheme">
         <item name="android:windowTranslucentStatus">true</item>
         <item name="android:windowTranslucentNavigation">true</item>
     </style>
diff --git a/WallpaperPicker/res/values-v21/styles.xml b/WallpaperPicker/res/values-v21/styles.xml
index 582ab8fed8..70220edb9b 100644
--- a/WallpaperPicker/res/values-v21/styles.xml
+++ b/WallpaperPicker/res/values-v21/styles.xml
@@ -33,4 +33,11 @@
         <item name="android:background">?android:attr/selectableItemBackgroundBorderless</item>
     </style>
 
+    <style name="Theme" parent="@style/BaseWallpaperTheme">
+        <item name="android:windowTranslucentStatus">true</item>
+        <item name="android:windowTranslucentNavigation">true</item>
+        <item name="android:colorControlActivated">@color/launcher_accent_color</item>
+        <item name="android:colorAccent">@color/launcher_accent_color</item>
+        <item name="android:colorPrimary">@color/launcher_accent_color</item>
+    </style>
 </resources>
\ No newline at end of file
diff --git a/WallpaperPicker/res/values/colors.xml b/WallpaperPicker/res/values/colors.xml
index adae7cff6f..6ba32f06d9 100644
--- a/WallpaperPicker/res/values/colors.xml
+++ b/WallpaperPicker/res/values/colors.xml
@@ -19,4 +19,6 @@
 -->
 <resources>
     <color name="wallpaper_picker_translucent_gray">#66000000</color>
+
+    <color name="launcher_accent_color">#ff009688</color>
 </resources>
diff --git a/WallpaperPicker/res/values/styles.xml b/WallpaperPicker/res/values/styles.xml
index 74aeab9032..d1c945a32a 100644
--- a/WallpaperPicker/res/values/styles.xml
+++ b/WallpaperPicker/res/values/styles.xml
@@ -35,9 +35,15 @@
         <item name="android:background">#88000000</item>
     </style>
 
-    <style name="Theme" parent="@android:style/Theme.DeviceDefault.Wallpaper.NoTitleBar">
+    <style name="BaseWallpaperTheme" parent="@android:style/Theme.DeviceDefault.Light.NoActionBar">
+        <item name="android:windowBackground">@android:color/transparent</item>
+        <item name="android:colorBackgroundCacheHint">@null</item>
+        <item name="android:windowShowWallpaper">true</item>
+        <item name="android:windowNoTitle">true</item>
     </style>
 
+    <style name="Theme" parent="@style/BaseWallpaperTheme"></style>
+
     <style name="ActionBarSetWallpaperStyle" parent="@android:style/Widget.DeviceDefault.ActionButton">
         <item name="android:textColor">#ffffffff</item>
         <item name="android:background">?android:attr/selectableItemBackground</item>
diff --git a/WallpaperPicker/src/com/android/launcher3/WallpaperCropActivity.java b/WallpaperPicker/src/com/android/launcher3/WallpaperCropActivity.java
index f2bb509440..f2459dd3ec 100644
--- a/WallpaperPicker/src/com/android/launcher3/WallpaperCropActivity.java
+++ b/WallpaperPicker/src/com/android/launcher3/WallpaperCropActivity.java
@@ -223,14 +223,12 @@ public class WallpaperCropActivity extends BaseActivity implements Handler.Callb
 
     @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
     protected boolean isActivityDestroyed() {
-        return (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1)
-                && isDestroyed();
+        return Utilities.ATLEAST_JB_MR1 && isDestroyed();
     }
 
     @Thunk void addReusableBitmap(TileSource src) {
         synchronized (mReusableBitmaps) {
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT
-                    && src instanceof BitmapRegionTileSource) {
+            if (Utilities.ATLEAST_KITKAT && src instanceof BitmapRegionTileSource) {
                 Bitmap preview = ((BitmapRegionTileSource) src).getBitmap();
                 if (preview != null && preview.isMutable()) {
                     mReusableBitmaps.add(preview);
diff --git a/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java b/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java
index 88dc3e22b7..59858501a5 100644
--- a/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java
+++ b/WallpaperPicker/src/com/android/launcher3/WallpaperPickerActivity.java
@@ -100,6 +100,7 @@ public class WallpaperPickerActivity extends WallpaperCropActivity {
 
     @Thunk LinearLayout mWallpapersView;
     @Thunk HorizontalScrollView mWallpaperScrollContainer;
+    @Thunk View mWallpaperStrip;
 
     @Thunk ActionMode.Callback mActionModeCallback;
     @Thunk ActionMode mActionMode;
@@ -379,6 +380,7 @@ public class WallpaperPickerActivity extends WallpaperCropActivity {
 
         mProgressView = findViewById(R.id.loading);
         mWallpaperScrollContainer = (HorizontalScrollView) findViewById(R.id.wallpaper_scroll_container);
+        mWallpaperStrip = findViewById(R.id.wallpaper_strip);
         mCropView.setTouchCallback(new CropView.TouchCallback() {
             ViewPropertyAnimator mAnim;
             @Override
@@ -386,15 +388,15 @@ public class WallpaperPickerActivity extends WallpaperCropActivity {
                 if (mAnim != null) {
                     mAnim.cancel();
                 }
-                if (mWallpaperScrollContainer.getAlpha() == 1f) {
+                if (mWallpaperStrip.getAlpha() == 1f) {
                     mIgnoreNextTap = true;
                 }
-                mAnim = mWallpaperScrollContainer.animate();
+                mAnim = mWallpaperStrip.animate();
                 mAnim.alpha(0f)
                     .setDuration(150)
                     .withEndAction(new Runnable() {
                         public void run() {
-                            mWallpaperScrollContainer.setVisibility(View.INVISIBLE);
+                            mWallpaperStrip.setVisibility(View.INVISIBLE);
                         }
                     });
                 mAnim.setInterpolator(new AccelerateInterpolator(0.75f));
@@ -412,8 +414,8 @@ public class WallpaperPickerActivity extends WallpaperCropActivity {
                     if (mAnim != null) {
                         mAnim.cancel();
                     }
-                    mWallpaperScrollContainer.setVisibility(View.VISIBLE);
-                    mAnim = mWallpaperScrollContainer.animate();
+                    mWallpaperStrip.setVisibility(View.VISIBLE);
+                    mAnim = mWallpaperStrip.animate();
                     mAnim.alpha(1f)
                          .setDuration(150)
                          .setInterpolator(new DecelerateInterpolator(0.75f));
@@ -548,7 +550,12 @@ public class WallpaperPickerActivity extends WallpaperCropActivity {
                 new View.OnClickListener() {
                     @Override
                     public void onClick(View v) {
-                        if (mSelectedTile != null) {
+                        // Ensure that a tile is slelected and loaded.
+                        if (mSelectedTile != null && mCropView.getTileSource() != null) {
+                            // Prevent user from selecting any new tile.
+                            mWallpaperStrip.setVisibility(View.GONE);
+                            actionBar.hide();
+
                             WallpaperTileInfo info = (WallpaperTileInfo) mSelectedTile.getTag();
                             info.onSave(WallpaperPickerActivity.this);
                         } else {
@@ -713,10 +720,10 @@ public class WallpaperPickerActivity extends WallpaperCropActivity {
 
     public void onStop() {
         super.onStop();
-        mWallpaperScrollContainer = (HorizontalScrollView) findViewById(R.id.wallpaper_scroll_container);
-        if (mWallpaperScrollContainer.getAlpha() < 1f) {
-            mWallpaperScrollContainer.setAlpha(1f);
-            mWallpaperScrollContainer.setVisibility(View.VISIBLE);
+        mWallpaperStrip = findViewById(R.id.wallpaper_strip);
+        if (mWallpaperStrip.getAlpha() < 1f) {
+            mWallpaperStrip.setAlpha(1f);
+            mWallpaperStrip.setVisibility(View.VISIBLE);
         }
     }
 
@@ -970,10 +977,8 @@ public class WallpaperPickerActivity extends WallpaperCropActivity {
 
         if (partner == null || !partner.hideDefaultWallpaper()) {
             // Add an entry for the default wallpaper (stored in system resources)
-            WallpaperTileInfo defaultWallpaperInfo =
-                    (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT)
-                    ? getPreKKDefaultWallpaperInfo()
-                    : getDefaultWallpaper();
+            WallpaperTileInfo defaultWallpaperInfo = Utilities.ATLEAST_KITKAT
+                    ? getDefaultWallpaper() : getPreKKDefaultWallpaperInfo();
             if (defaultWallpaperInfo != null) {
                 bundled.add(0, defaultWallpaperInfo);
             }
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000000..d971755688
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,55 @@
+buildscript {
+    repositories {
+        mavenCentral()
+    }
+    dependencies {
+        classpath 'com.android.tools.build:gradle:1.3.0'
+        classpath 'com.google.protobuf:protobuf-gradle-plugin:0.7.0'
+    }
+}
+
+apply plugin: 'com.android.application'
+apply plugin: 'com.google.protobuf'
+
+android {
+    compileSdkVersion 23
+    buildToolsVersion "22.0.1"
+
+    defaultConfig {
+        applicationId "com.android.launcher3"
+        minSdkVersion 16
+        targetSdkVersion 23
+        versionCode 1
+        versionName "1.0"
+    }
+    buildTypes {
+        debug {
+            minifyEnabled false
+        }
+    }
+    sourceSets {
+        main {
+            res.srcDirs = ['res', 'WallpaperPicker/res']
+            main.java.srcDirs = ['src', 'WallpaperPicker/src']
+            manifest.srcFile 'AndroidManifest.xml'
+            proto.srcDirs 'protos/'
+        }
+    }
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    compile 'com.android.support:support-v4:+'
+    compile 'com.android.support:recyclerview-v7:+'
+    compile 'com.google.protobuf.nano:protobuf-javanano:3.0.0-alpha-2'
+}
+
+protobuf {
+    // Configure the protoc executable
+    protoc {
+        artifact = 'com.google.protobuf:protoc:3.0.0-alpha-3'
+    }
+}
diff --git a/proguard.flags b/proguard.flags
index 6a9d6f3457..d6b9ba3aff 100644
--- a/proguard.flags
+++ b/proguard.flags
@@ -1,8 +1,13 @@
+-keep class com.android.launcher3.allapps.AllAppsBackgroundDrawable {
+  public void setAlpha(int);
+  public int getAlpha();
+}
+
 -keep class com.android.launcher3.BaseRecyclerViewFastScrollBar {
-  public void setWidth(int);
-  public int getWidth();
-  public void setTrackAlpha(int);
-  public int getTrackAlpha();
+  public void setThumbWidth(int);
+  public int getThumbWidth();
+  public void setTrackWidth(int);
+  public int getTrackWidth();
 }
 
 -keep class com.android.launcher3.BaseRecyclerViewFastScrollPopup {
@@ -63,4 +68,4 @@
 -keep class com.android.launcher3.Workspace {
   public float getBackgroundAlpha();
   public void setBackgroundAlpha(float);
-}
\ No newline at end of file
+}
diff --git a/protos/backup.proto b/protos/backup.proto
index d8d94e8cb5..6704e08ad4 100644
--- a/protos/backup.proto
+++ b/protos/backup.proto
@@ -101,7 +101,10 @@ message Favorite {
   optional string iconPackage = 16;
   optional string iconResource = 17;
   optional bytes icon = 18;
+
+  // Added in backup version 4
   optional TargetType targetType = 19 [default = TARGET_NONE];
+  optional int32 rank = 20;
 }
 
 message Screen {
@@ -121,6 +124,7 @@ message Widget {
   optional Resource icon = 4;
   optional Resource preview = 5;
 
+  // Added in backup version 3
   // Assume that a widget is resizable upto 2x2 if no data is available
   optional int32 minSpanX = 6 [default = 2];
   optional int32 minSpanY = 7 [default = 2];
diff --git a/res/drawable-hdpi/ic_all_apps_bg_hand.png b/res/drawable-hdpi/ic_all_apps_bg_hand.png
new file mode 100644
index 0000000000..64f50df005
Binary files /dev/null and b/res/drawable-hdpi/ic_all_apps_bg_hand.png differ
diff --git a/res/drawable-hdpi/ic_all_apps_bg_icon_1.png b/res/drawable-hdpi/ic_all_apps_bg_icon_1.png
new file mode 100644
index 0000000000..df3e2de817
Binary files /dev/null and b/res/drawable-hdpi/ic_all_apps_bg_icon_1.png differ
diff --git a/res/drawable-hdpi/ic_all_apps_bg_icon_2.png b/res/drawable-hdpi/ic_all_apps_bg_icon_2.png
new file mode 100644
index 0000000000..7138ee8e2e
Binary files /dev/null and b/res/drawable-hdpi/ic_all_apps_bg_icon_2.png differ
diff --git a/res/drawable-hdpi/ic_all_apps_bg_icon_3.png b/res/drawable-hdpi/ic_all_apps_bg_icon_3.png
new file mode 100644
index 0000000000..ed88199901
Binary files /dev/null and b/res/drawable-hdpi/ic_all_apps_bg_icon_3.png differ
diff --git a/res/drawable-hdpi/ic_all_apps_bg_icon_4.png b/res/drawable-hdpi/ic_all_apps_bg_icon_4.png
new file mode 100644
index 0000000000..0ff9453a62
Binary files /dev/null and b/res/drawable-hdpi/ic_all_apps_bg_icon_4.png differ
diff --git a/res/drawable-hdpi/ic_arrow_back_grey.png b/res/drawable-hdpi/ic_arrow_back_grey.png
index ccd3900ddf..c7c00886fc 100755
Binary files a/res/drawable-hdpi/ic_arrow_back_grey.png and b/res/drawable-hdpi/ic_arrow_back_grey.png differ
diff --git a/res/drawable-hdpi/ic_search_grey.png b/res/drawable-hdpi/ic_search_grey.png
index f4c5e27d26..bd20ba0628 100755
Binary files a/res/drawable-hdpi/ic_search_grey.png and b/res/drawable-hdpi/ic_search_grey.png differ
diff --git a/res/drawable-mdpi/ic_all_apps_bg_hand.png b/res/drawable-mdpi/ic_all_apps_bg_hand.png
new file mode 100644
index 0000000000..d94bb7aa1d
Binary files /dev/null and b/res/drawable-mdpi/ic_all_apps_bg_hand.png differ
diff --git a/res/drawable-mdpi/ic_all_apps_bg_icon_1.png b/res/drawable-mdpi/ic_all_apps_bg_icon_1.png
new file mode 100644
index 0000000000..76d973fa66
Binary files /dev/null and b/res/drawable-mdpi/ic_all_apps_bg_icon_1.png differ
diff --git a/res/drawable-mdpi/ic_all_apps_bg_icon_2.png b/res/drawable-mdpi/ic_all_apps_bg_icon_2.png
new file mode 100644
index 0000000000..0257f8cd82
Binary files /dev/null and b/res/drawable-mdpi/ic_all_apps_bg_icon_2.png differ
diff --git a/res/drawable-mdpi/ic_all_apps_bg_icon_3.png b/res/drawable-mdpi/ic_all_apps_bg_icon_3.png
new file mode 100644
index 0000000000..67545f5c0b
Binary files /dev/null and b/res/drawable-mdpi/ic_all_apps_bg_icon_3.png differ
diff --git a/res/drawable-mdpi/ic_all_apps_bg_icon_4.png b/res/drawable-mdpi/ic_all_apps_bg_icon_4.png
new file mode 100644
index 0000000000..3e36e27b13
Binary files /dev/null and b/res/drawable-mdpi/ic_all_apps_bg_icon_4.png differ
diff --git a/res/drawable-mdpi/ic_arrow_back_grey.png b/res/drawable-mdpi/ic_arrow_back_grey.png
index 11996efe3f..5892c77d53 100755
Binary files a/res/drawable-mdpi/ic_arrow_back_grey.png and b/res/drawable-mdpi/ic_arrow_back_grey.png differ
diff --git a/res/drawable-mdpi/ic_search_grey.png b/res/drawable-mdpi/ic_search_grey.png
index e83891c11c..c386dbb381 100755
Binary files a/res/drawable-mdpi/ic_search_grey.png and b/res/drawable-mdpi/ic_search_grey.png differ
diff --git a/res/drawable-v21/all_apps_search_market_bg.xml b/res/drawable-v21/all_apps_search_market_bg.xml
new file mode 100644
index 0000000000..7bd2f8816f
--- /dev/null
+++ b/res/drawable-v21/all_apps_search_market_bg.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<ripple xmlns:android="http://schemas.android.com/apk/res/android"
+    android:color="@color/all_apps_search_market_button_focused_bg_color">
+    <item android:drawable="@color/quantum_panel_bg_color" />
+</ripple>
diff --git a/res/drawable-xhdpi/ic_all_apps_bg_hand.png b/res/drawable-xhdpi/ic_all_apps_bg_hand.png
new file mode 100644
index 0000000000..5dde7f3438
Binary files /dev/null and b/res/drawable-xhdpi/ic_all_apps_bg_hand.png differ
diff --git a/res/drawable-xhdpi/ic_all_apps_bg_icon_1.png b/res/drawable-xhdpi/ic_all_apps_bg_icon_1.png
new file mode 100644
index 0000000000..f5bd32a185
Binary files /dev/null and b/res/drawable-xhdpi/ic_all_apps_bg_icon_1.png differ
diff --git a/res/drawable-xhdpi/ic_all_apps_bg_icon_2.png b/res/drawable-xhdpi/ic_all_apps_bg_icon_2.png
new file mode 100644
index 0000000000..fb0795662b
Binary files /dev/null and b/res/drawable-xhdpi/ic_all_apps_bg_icon_2.png differ
diff --git a/res/drawable-xhdpi/ic_all_apps_bg_icon_3.png b/res/drawable-xhdpi/ic_all_apps_bg_icon_3.png
new file mode 100644
index 0000000000..c7d687eb37
Binary files /dev/null and b/res/drawable-xhdpi/ic_all_apps_bg_icon_3.png differ
diff --git a/res/drawable-xhdpi/ic_all_apps_bg_icon_4.png b/res/drawable-xhdpi/ic_all_apps_bg_icon_4.png
new file mode 100644
index 0000000000..e22b96299a
Binary files /dev/null and b/res/drawable-xhdpi/ic_all_apps_bg_icon_4.png differ
diff --git a/res/drawable-xhdpi/ic_arrow_back_grey.png b/res/drawable-xhdpi/ic_arrow_back_grey.png
index 79b9b486c9..11996efe3f 100755
Binary files a/res/drawable-xhdpi/ic_arrow_back_grey.png and b/res/drawable-xhdpi/ic_arrow_back_grey.png differ
diff --git a/res/drawable-xhdpi/ic_search_grey.png b/res/drawable-xhdpi/ic_search_grey.png
index bd5fdf4446..e83891c11c 100755
Binary files a/res/drawable-xhdpi/ic_search_grey.png and b/res/drawable-xhdpi/ic_search_grey.png differ
diff --git a/res/drawable-xxhdpi/ic_all_apps_bg_hand.png b/res/drawable-xxhdpi/ic_all_apps_bg_hand.png
new file mode 100644
index 0000000000..e107c2e88e
Binary files /dev/null and b/res/drawable-xxhdpi/ic_all_apps_bg_hand.png differ
diff --git a/res/drawable-xxhdpi/ic_all_apps_bg_icon_1.png b/res/drawable-xxhdpi/ic_all_apps_bg_icon_1.png
new file mode 100644
index 0000000000..7482830428
Binary files /dev/null and b/res/drawable-xxhdpi/ic_all_apps_bg_icon_1.png differ
diff --git a/res/drawable-xxhdpi/ic_all_apps_bg_icon_2.png b/res/drawable-xxhdpi/ic_all_apps_bg_icon_2.png
new file mode 100644
index 0000000000..028c7f44dd
Binary files /dev/null and b/res/drawable-xxhdpi/ic_all_apps_bg_icon_2.png differ
diff --git a/res/drawable-xxhdpi/ic_all_apps_bg_icon_3.png b/res/drawable-xxhdpi/ic_all_apps_bg_icon_3.png
new file mode 100644
index 0000000000..dce7b67154
Binary files /dev/null and b/res/drawable-xxhdpi/ic_all_apps_bg_icon_3.png differ
diff --git a/res/drawable-xxhdpi/ic_all_apps_bg_icon_4.png b/res/drawable-xxhdpi/ic_all_apps_bg_icon_4.png
new file mode 100644
index 0000000000..811a6b3fec
Binary files /dev/null and b/res/drawable-xxhdpi/ic_all_apps_bg_icon_4.png differ
diff --git a/res/drawable-xxhdpi/ic_arrow_back_grey.png b/res/drawable-xxhdpi/ic_arrow_back_grey.png
index 8e42e091dd..ccd3900ddf 100755
Binary files a/res/drawable-xxhdpi/ic_arrow_back_grey.png and b/res/drawable-xxhdpi/ic_arrow_back_grey.png differ
diff --git a/res/drawable-xxhdpi/ic_search_grey.png b/res/drawable-xxhdpi/ic_search_grey.png
index 1d5c91361c..f4c5e27d26 100755
Binary files a/res/drawable-xxhdpi/ic_search_grey.png and b/res/drawable-xxhdpi/ic_search_grey.png differ
diff --git a/res/drawable-xxxhdpi/ic_all_apps_bg_hand.png b/res/drawable-xxxhdpi/ic_all_apps_bg_hand.png
new file mode 100644
index 0000000000..c638456b5a
Binary files /dev/null and b/res/drawable-xxxhdpi/ic_all_apps_bg_hand.png differ
diff --git a/res/drawable-xxxhdpi/ic_all_apps_bg_icon_1.png b/res/drawable-xxxhdpi/ic_all_apps_bg_icon_1.png
new file mode 100644
index 0000000000..511a02a20c
Binary files /dev/null and b/res/drawable-xxxhdpi/ic_all_apps_bg_icon_1.png differ
diff --git a/res/drawable-xxxhdpi/ic_all_apps_bg_icon_2.png b/res/drawable-xxxhdpi/ic_all_apps_bg_icon_2.png
new file mode 100644
index 0000000000..2cc18f852a
Binary files /dev/null and b/res/drawable-xxxhdpi/ic_all_apps_bg_icon_2.png differ
diff --git a/res/drawable-xxxhdpi/ic_all_apps_bg_icon_3.png b/res/drawable-xxxhdpi/ic_all_apps_bg_icon_3.png
new file mode 100644
index 0000000000..c32f8ff666
Binary files /dev/null and b/res/drawable-xxxhdpi/ic_all_apps_bg_icon_3.png differ
diff --git a/res/drawable-xxxhdpi/ic_all_apps_bg_icon_4.png b/res/drawable-xxxhdpi/ic_all_apps_bg_icon_4.png
new file mode 100644
index 0000000000..7bead8a322
Binary files /dev/null and b/res/drawable-xxxhdpi/ic_all_apps_bg_icon_4.png differ
diff --git a/res/drawable-xxxhdpi/ic_arrow_back_grey.png b/res/drawable-xxxhdpi/ic_arrow_back_grey.png
index 854a9bd1a9..79b9b486c9 100755
Binary files a/res/drawable-xxxhdpi/ic_arrow_back_grey.png and b/res/drawable-xxxhdpi/ic_arrow_back_grey.png differ
diff --git a/res/drawable-xxxhdpi/ic_search_grey.png b/res/drawable-xxxhdpi/ic_search_grey.png
index 28519fda60..bd5fdf4446 100755
Binary files a/res/drawable-xxxhdpi/ic_search_grey.png and b/res/drawable-xxxhdpi/ic_search_grey.png differ
diff --git a/res/drawable/all_apps_search_market_bg.xml b/res/drawable/all_apps_search_market_bg.xml
new file mode 100644
index 0000000000..5278e00a64
--- /dev/null
+++ b/res/drawable/all_apps_search_market_bg.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:state_focused="true" android:drawable="@color/all_apps_search_market_button_focused_bg_color" />
+    <item android:state_pressed="true" android:drawable="@color/all_apps_search_market_button_focused_bg_color" />
+    <item android:drawable="@android:color/transparent" />
+</selector>
diff --git a/res/drawable/horizontal_line.xml b/res/drawable/horizontal_line.xml
new file mode 100644
index 0000000000..3f3f17e351
--- /dev/null
+++ b/res/drawable/horizontal_line.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <size android:height="1dp" />
+    <solid android:color="#ddd" />
+</shape>
diff --git a/res/layout/all_apps_empty_search.xml b/res/layout/all_apps_empty_search.xml
index f60c4a09ad..5439111a2a 100644
--- a/res/layout/all_apps_empty_search.xml
+++ b/res/layout/all_apps_empty_search.xml
@@ -18,11 +18,14 @@
     android:id="@+id/empty_text"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
-    android:gravity="center"
-    android:paddingTop="24dp"
-    android:paddingBottom="24dp"
-    android:paddingRight="@dimen/all_apps_grid_view_start_margin"
-    android:textSize="16sp"
-    android:textColor="#4c4c4c"
+    android:gravity="start"
+    android:paddingTop="@dimen/all_apps_empty_search_message_top_offset"
+    android:paddingBottom="8dp"
+    android:paddingLeft="16dp"
+    android:paddingRight="16dp"
+    android:fontFamily="sans-serif-medium"
+    android:textSize="14sp"
+    android:textColor="#212121"
+    android:alpha="0.56"
     android:focusable="false" />
 
diff --git a/res/layout/all_apps_search_bar.xml b/res/layout/all_apps_search_bar.xml
index cf30eac364..69a66c817f 100644
--- a/res/layout/all_apps_search_bar.xml
+++ b/res/layout/all_apps_search_bar.xml
@@ -32,14 +32,13 @@
             android:id="@+id/dismiss_search_button"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginLeft="4dp"
-            android:layout_marginStart="4dp"
+            android:layout_gravity="center_vertical"
+            android:layout_marginLeft="16dp"
+            android:layout_marginStart="16dp"
             android:contentDescription="@string/all_apps_button_label"
-            android:paddingBottom="13dp"
-            android:paddingTop="13dp"
             android:src="@drawable/ic_arrow_back_grey" />
 
-        <com.android.launcher3.allapps.AllAppsSearchEditView
+        <com.android.launcher3.ExtendedEditText
             android:id="@+id/search_box_input"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
@@ -48,7 +47,7 @@
             android:gravity="fill_horizontal|center_vertical"
             android:hint="@string/all_apps_search_bar_hint"
             android:inputType="text|textNoSuggestions|textCapWords"
-            android:imeOptions="actionDone|flagNoExtractUi"
+            android:imeOptions="actionSearch|flagNoExtractUi"
             android:maxLines="1"
             android:paddingLeft="8dp"
             android:scrollHorizontally="true"
@@ -63,10 +62,8 @@
         android:layout_width="wrap_content"
         android:layout_height="@dimen/all_apps_search_bar_height"
         android:layout_gravity="end|center_vertical"
-        android:layout_marginEnd="4dp"
-        android:layout_marginRight="4dp"
+        android:layout_marginEnd="16dp"
+        android:layout_marginRight="16dp"
         android:contentDescription="@string/all_apps_search_bar_hint"
-        android:paddingBottom="13dp"
-        android:paddingTop="13dp"
         android:src="@drawable/ic_search_grey" />
 </FrameLayout>
\ No newline at end of file
diff --git a/res/layout/all_apps_search_market.xml b/res/layout/all_apps_search_market.xml
new file mode 100644
index 0000000000..1ed5088908
--- /dev/null
+++ b/res/layout/all_apps_search_market.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<TextView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/search_market_text"
+    android:layout_width="wrap_content"
+    android:layout_height="48dp"
+    android:gravity="start|center_vertical"
+    android:paddingLeft="16dp"
+    android:paddingRight="16dp"
+    android:fontFamily="sans-serif-medium"
+    android:textSize="14sp"
+    android:textColor="@color/launcher_accent_color"
+    android:textAllCaps="true"
+    android:focusable="false"
+    android:background="@drawable/all_apps_search_market_bg" />
diff --git a/res/layout/all_apps_search_market_divider.xml b/res/layout/all_apps_search_market_divider.xml
new file mode 100644
index 0000000000..39097818f7
--- /dev/null
+++ b/res/layout/all_apps_search_market_divider.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<ImageView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:gravity="center"
+    android:paddingTop="16dp"
+    android:paddingBottom="8dp"
+    android:paddingLeft="16dp"
+    android:paddingRight="16dp"
+    android:focusable="false"
+    android:scaleType="matrix"
+    android:src="@drawable/horizontal_line" />
\ No newline at end of file
diff --git a/res/layout/overview_panel.xml b/res/layout/overview_panel.xml
index 4b7423eba9..1f02dce3c7 100644
--- a/res/layout/overview_panel.xml
+++ b/res/layout/overview_panel.xml
@@ -32,6 +32,7 @@
         android:gravity="center_horizontal"
         android:text="@string/wallpaper_button_text"
         android:textAllCaps="true"
+        android:textColor="@android:color/white"
         android:textSize="12sp" />
 
     <TextView
@@ -45,6 +46,7 @@
         android:gravity="center_horizontal"
         android:text="@string/widget_button_text"
         android:textAllCaps="true"
+        android:textColor="@android:color/white"
         android:textSize="12sp" />
 
     <TextView
@@ -58,6 +60,7 @@
         android:gravity="center_horizontal"
         android:text="@string/settings_button_text"
         android:textAllCaps="true"
+        android:textColor="@android:color/white"
         android:textSize="12sp" />
 
 </LinearLayout>
\ No newline at end of file
diff --git a/res/layout/user_folder.xml b/res/layout/user_folder.xml
index ecf7def48f..252ebf01eb 100644
--- a/res/layout/user_folder.xml
+++ b/res/layout/user_folder.xml
@@ -53,7 +53,7 @@
         android:paddingLeft="8dp"
         android:paddingRight="8dp" >
 
-        <com.android.launcher3.FolderEditText
+        <com.android.launcher3.ExtendedEditText
             android:id="@+id/folder_name"
             android:layout_width="0dp"
             android:layout_height="wrap_content"
@@ -70,7 +70,6 @@
             android:textColor="#ff777777"
             android:textColorHighlight="#ffCCCCCC"
             android:textColorHint="#ff808080"
-            android:textCursorDrawable="@null"
             android:textSize="14sp" />
 
         <include
diff --git a/res/layout/widgets_list_row_view.xml b/res/layout/widgets_list_row_view.xml
index ced564801d..1d593dfd14 100644
--- a/res/layout/widgets_list_row_view.xml
+++ b/res/layout/widgets_list_row_view.xml
@@ -51,6 +51,7 @@
 
     <HorizontalScrollView
         android:id="@+id/widgets_scroll_container"
+        android:theme="@style/Theme.Dark.CustomOverscroll"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:scrollbars="none">
diff --git a/res/values-af/strings.xml b/res/values-af/strings.xml
index 7004524634..78be3f4218 100644
--- a/res/values-af/strings.xml
+++ b/res/values-af/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Deursoek programme"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Laai tans programme …"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Geen programme gevind wat met \"<xliff:g id="QUERY">%1$s</xliff:g>\" ooreenstem nie"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Gaan na <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Niks meer spasie op die tuisskerm nie."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Geen plek meer in die Gunstelinge-laai nie"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Programme"</string>
diff --git a/res/values-am/strings.xml b/res/values-am/strings.xml
index d7fed9de4e..b5d982ee42 100644
--- a/res/values-am/strings.xml
+++ b/res/values-am/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"መተግበሪያዎችን ይፈልጉ"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"መተግበሪያዎችን በመጫን ላይ..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"ከ«<xliff:g id="QUERY">%1$s</xliff:g>» ጋር የሚዛመዱ ምንም መተግበሪያዎች አልተገኙም"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"ወደ <xliff:g id="QUERY">%1$s</xliff:g> ሂድ"</string>
     <string name="out_of_space" msgid="4691004494942118364">"በዚህ መነሻ ማያ ገጽ ላይ ምንም ቦታ የለም።"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"በተወዳጆች መሣቢያ ውስጥ ተጨማሪ ቦታ የለም"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"መተግበሪያዎች"</string>
diff --git a/res/values-ar/strings.xml b/res/values-ar/strings.xml
index b7cd901de3..619e11d679 100644
--- a/res/values-ar/strings.xml
+++ b/res/values-ar/strings.xml
@@ -32,12 +32,13 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"البحث في التطبيقات"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"جارٍ تحميل التطبيقات…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"لم يتم العثور على أية تطبيقات تتطابق مع \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"الانتقال إلى <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ليس هناك مساحة أخرى في هذه الشاشة الرئيسية."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"لا يوجد المزيد من الحقول في علبة المفضلة"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"التطبيقات"</string>
     <string name="all_apps_home_button_label" msgid="252062713717058851">"الرئيسية"</string>
     <string name="delete_target_label" msgid="1822697352535677073">"إزالة"</string>
-    <string name="delete_target_uninstall_label" msgid="5100785476250872595">"إزالة"</string>
+    <string name="delete_target_uninstall_label" msgid="5100785476250872595">"إلغاء التثبيت"</string>
     <string name="info_target_label" msgid="8053346143994679532">"معلومات عن التطبيق"</string>
     <string name="permlab_install_shortcut" msgid="5632423390354674437">"تثبيت اختصارات"</string>
     <string name="permdesc_install_shortcut" msgid="923466509822011139">"للسماح لتطبيق ما بإضافة اختصارات بدون تدخل المستخدم."</string>
diff --git a/res/values-az-rAZ/strings.xml b/res/values-az-rAZ/strings.xml
index 099a2208d8..b9ea83f263 100644
--- a/res/values-az-rAZ/strings.xml
+++ b/res/values-az-rAZ/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Tətbiq Axtarın"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Tətbiqlər endirilir..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" sorğusuna uyğun Tətbiqlər tapılmadı"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> daxil olun"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Bu Əsas ekranda boş yer yoxdur."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Favoritlər-də yer yoxdur"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Tətbiqlər"</string>
diff --git a/res/values-bg/strings.xml b/res/values-bg/strings.xml
index eeaa1ede47..214c64b2d1 100644
--- a/res/values-bg/strings.xml
+++ b/res/values-bg/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Търсене в приложенията"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Приложенията се зареждат…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Няма намерени приложения, съответстващи на „<xliff:g id="QUERY">%1$s</xliff:g>“"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Отваряне на <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"На този начален екран няма повече място."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Няма повече място в областта с любимите"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Приложения"</string>
diff --git a/res/values-bn-rBD/strings.xml b/res/values-bn-rBD/strings.xml
index 57f7b511dd..129d2507a1 100644
--- a/res/values-bn-rBD/strings.xml
+++ b/res/values-bn-rBD/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"অ্যাপ্লিকেশানগুলি অনুসন্ধান করুন"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"অ্যাপ্লিকেশানগুলি লোড হচ্ছে..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" এর সাথে মেলে এমন কোনো অ্যাপ্লিকেশান পাওয়া যায়নি"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> এ যান"</string>
     <string name="out_of_space" msgid="4691004494942118364">"এই হোম স্ক্রীনে আর কোনো জায়গা নেই৷"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"পছন্দসই ট্রে-তে আর কোনো জায়গা নেই"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"অ্যাপ্লিকেশানগুলি"</string>
diff --git a/res/values-ca/strings.xml b/res/values-ca/strings.xml
index 83f284a9d4..cf874a4518 100644
--- a/res/values-ca/strings.xml
+++ b/res/values-ca/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Cerca a les aplicacions"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"S\'estan carregant les aplicacions..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"No s\'ha trobat cap aplicació que coincideixi amb <xliff:g id="QUERY">%1$s</xliff:g>"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Vés a <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Ja no queda espai en aquesta pantalla d\'inici."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"No hi ha més espai a la safata Preferits."</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplicacions"</string>
diff --git a/res/values-cs/strings.xml b/res/values-cs/strings.xml
index c99a7ed840..c2f9f421bd 100644
--- a/res/values-cs/strings.xml
+++ b/res/values-cs/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Hledat aplikace"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Načítání aplikací…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Dotazu „<xliff:g id="QUERY">%1$s</xliff:g>“ neodpovídají žádné aplikace"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Přejít na <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Na této ploše již není místo."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Na panelu Oblíbené položky již není místo."</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplikace"</string>
diff --git a/res/values-da/strings.xml b/res/values-da/strings.xml
index eeab92e6ec..a9487050e2 100644
--- a/res/values-da/strings.xml
+++ b/res/values-da/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Søg i Apps"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Indlæser apps…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Der blev ikke fundet nogen apps, som matcher \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Gå til <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Der er ikke mere plads på denne startskærm."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Der er ikke mere plads i bakken Foretrukne"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apps"</string>
diff --git a/res/values-de/strings.xml b/res/values-de/strings.xml
index ac6f76b0c7..96ae74b11b 100644
--- a/res/values-de/strings.xml
+++ b/res/values-de/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"In Apps suchen"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Apps werden geladen..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Keine Apps für \"<xliff:g id="QUERY">%1$s</xliff:g>\" gefunden"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Gehe zu <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Auf diesem Startbildschirm ist kein Platz mehr vorhanden."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Ablage \"Favoriten\" ist voll."</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apps"</string>
diff --git a/res/values-el/strings.xml b/res/values-el/strings.xml
index a60458a973..81b43e2e9f 100644
--- a/res/values-el/strings.xml
+++ b/res/values-el/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Αναζήτηση εφαρμογών"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Φόρτωση εφαρμογών…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Δεν βρέθηκαν εφαρμογές για το ερώτημα \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Μετάβαση σε <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Δεν υπάρχει χώρος σε αυτήν την αρχική οθόνη."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Δεν υπάρχει επιπλέον χώρος στην περιοχή Αγαπημένα"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Εφαρμογές"</string>
diff --git a/res/values-en-rAU/strings.xml b/res/values-en-rAU/strings.xml
index 09963e422d..f2a6eab168 100644
--- a/res/values-en-rAU/strings.xml
+++ b/res/values-en-rAU/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Search Apps"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Loading Apps…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"No Apps found matching \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Go to <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"No more room on this Home screen."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"No more room in the Favourites tray"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apps"</string>
diff --git a/res/values-en-rGB/strings.xml b/res/values-en-rGB/strings.xml
index 09963e422d..f2a6eab168 100644
--- a/res/values-en-rGB/strings.xml
+++ b/res/values-en-rGB/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Search Apps"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Loading Apps…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"No Apps found matching \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Go to <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"No more room on this Home screen."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"No more room in the Favourites tray"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apps"</string>
diff --git a/res/values-en-rIN/strings.xml b/res/values-en-rIN/strings.xml
index 09963e422d..f2a6eab168 100644
--- a/res/values-en-rIN/strings.xml
+++ b/res/values-en-rIN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Search Apps"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Loading Apps…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"No Apps found matching \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Go to <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"No more room on this Home screen."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"No more room in the Favourites tray"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apps"</string>
diff --git a/res/values-es-rUS/strings.xml b/res/values-es-rUS/strings.xml
index 636674293f..c754493c86 100644
--- a/res/values-es-rUS/strings.xml
+++ b/res/values-es-rUS/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Buscar aplicaciones"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Cargando aplicaciones…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"No hay aplicaciones que coincidan con <xliff:g id="QUERY">%1$s</xliff:g>."</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Ir a <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"No hay más espacio en esta pantalla principal."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"La bandeja de favoritos está llena."</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplicaciones"</string>
diff --git a/res/values-es/strings.xml b/res/values-es/strings.xml
index 34331fce93..16cd84fb2a 100644
--- a/res/values-es/strings.xml
+++ b/res/values-es/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Busca aplicaciones"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Cargando aplicaciones…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"No se han encontrado aplicaciones que contengan \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Ir a <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"No queda espacio en la pantalla de inicio."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"La bandeja de favoritos está completa"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplicaciones"</string>
diff --git a/res/values-et-rEE/strings.xml b/res/values-et-rEE/strings.xml
index c4ba823cc1..84ca45af48 100644
--- a/res/values-et-rEE/strings.xml
+++ b/res/values-et-rEE/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Otsige rakendustest"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Rakenduste laadimine ..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Päringule „<xliff:g id="QUERY">%1$s</xliff:g>” ei vastanud ükski rakendus"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Mine: <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Sellel avaekraanil pole enam ruumi."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Salves Lemmikud pole rohkem ruumi"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Rakendused"</string>
diff --git a/res/values-eu-rES/strings.xml b/res/values-eu-rES/strings.xml
index 8bfca6cd1a..096a4f95e0 100644
--- a/res/values-eu-rES/strings.xml
+++ b/res/values-eu-rES/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Bilatu aplikazioetan"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Aplikazioak kargatzen…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Ez da aurkitu \"<xliff:g id="QUERY">%1$s</xliff:g>\" bilaketarekin bat datorren aplikaziorik"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Joan hona: <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Hasierako pantaila honetan ez dago toki gehiago."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Ez dago toki gehiago Gogokoak erretiluan"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplikazioak"</string>
diff --git a/res/values-fa/strings.xml b/res/values-fa/strings.xml
index 701d59d50d..3b6d01ae6e 100644
--- a/res/values-fa/strings.xml
+++ b/res/values-fa/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"جستجوی برنامه‌ها"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"در حال بارگیری برنامه‌ها..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"هیچ برنامه‌ای مطابق با «<xliff:g id="QUERY">%1$s</xliff:g>» پیدا نشد"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"رفتن به <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"فضای بیشتری در این صفحه اصلی موجود نیست."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"فضای بیشتری در سینی موارد دلخواه وجود ندارد"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"برنامه‌ها"</string>
diff --git a/res/values-fi/strings.xml b/res/values-fi/strings.xml
index f0766d68ab..47b580e3b6 100644
--- a/res/values-fi/strings.xml
+++ b/res/values-fi/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Sovellushaku"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Ladataan sovelluksia…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"”<xliff:g id="QUERY">%1$s</xliff:g>” ei palauttanut sovelluksia."</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Siirry: <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Tässä aloitusruudussa ei ole enää tilaa."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Suosikit-valikossa ei ole enää tilaa"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Sovellukset"</string>
diff --git a/res/values-fr-rCA/strings.xml b/res/values-fr-rCA/strings.xml
index 0c19ef2687..91271f7e97 100644
--- a/res/values-fr-rCA/strings.xml
+++ b/res/values-fr-rCA/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Rechercher des applications"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Chargement des applications en cours..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Aucune application trouvée correspondant à « <xliff:g id="QUERY">%1$s</xliff:g> »"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Aller à « <xliff:g id="QUERY">%1$s</xliff:g> »"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Pas d\'espace libre sur l\'écran d\'accueil."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Il n\'y a plus d\'espace dans la zone des favoris"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Applications"</string>
diff --git a/res/values-fr/strings.xml b/res/values-fr/strings.xml
index 662bcf14e9..84e1594b4b 100644
--- a/res/values-fr/strings.xml
+++ b/res/values-fr/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Rechercher dans les applications"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Chargement des applications en cours…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Aucune application ne correspond à la requête \"<xliff:g id="QUERY">%1$s</xliff:g>\"."</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Accéder à <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Pas d\'espace libre sur cet écran d\'accueil."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Plus d\'espace disponible dans la zone de favoris."</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Applications"</string>
diff --git a/res/values-gl-rES/strings.xml b/res/values-gl-rES/strings.xml
index 6cf76a7c0b..ccfe21ed1b 100644
--- a/res/values-gl-rES/strings.xml
+++ b/res/values-gl-rES/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Aplicacións de busca"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Cargando aplicacións..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Non se atoparon aplicacións que coincidan con \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Ir a <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Non hai máis espazo nesta pantalla de inicio."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Non hai máis espazo na bandexa de favoritos"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplicacións"</string>
diff --git a/res/values-gu-rIN/strings.xml b/res/values-gu-rIN/strings.xml
index 4a2274f1b6..db056a0e8c 100644
--- a/res/values-gu-rIN/strings.xml
+++ b/res/values-gu-rIN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"શોધ એપ્લિકેશનો"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"એપ્લિકેશનો લોડ કરી રહ્યું છે…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" થી મેળ ખાતી કોઈ એપ્લિકેશનો મળી નથી"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> પર જાઓ"</string>
     <string name="out_of_space" msgid="4691004494942118364">"આ હોમ સ્ક્રીન પર વધુ જગ્યા નથી."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"મનપસંદ ટ્રે પર વધુ જગ્યા નથી"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"એપ્લિકેશનો"</string>
diff --git a/res/values-hi/strings.xml b/res/values-hi/strings.xml
index 6fdbf24411..7cf4f33ef7 100644
--- a/res/values-hi/strings.xml
+++ b/res/values-hi/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ऐप्‍स खोजें"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"ऐप्स लोड हो रहे हैं..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" से मिलान करने वाला कोई ऐप नहीं मिला"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> पर जाएं"</string>
     <string name="out_of_space" msgid="4691004494942118364">"इस होम स्‍क्रीन पर स्थान शेष नहीं है."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"पसंदीदा ट्रे में और स्थान नहीं है"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"ऐप्लिकेशन"</string>
diff --git a/res/values-hr/strings.xml b/res/values-hr/strings.xml
index a54a7e4b02..2679570dcf 100644
--- a/res/values-hr/strings.xml
+++ b/res/values-hr/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Pretraži aplikacije"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Učitavanje aplikacija…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Nema aplikacija podudarnih s upitom \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Idite na <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Na ovom početnom zaslonu više nema mjesta."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Nema više prostora na traci Favoriti"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplikacije"</string>
diff --git a/res/values-hu/strings.xml b/res/values-hu/strings.xml
index e9fc5747fd..41c38b2def 100644
--- a/res/values-hu/strings.xml
+++ b/res/values-hu/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Alkalmazások keresése"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Alkalmazások betöltése…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Egy alkalmazás sem található a(z) „<xliff:g id="QUERY">%1$s</xliff:g>” lekérdezésre."</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Keresse fel ezt: <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Nincs több hely ezen a kezdőképernyőn."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Nincs több hely a Kedvencek tálcán"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Alkalmazások"</string>
diff --git a/res/values-hy-rAM/strings.xml b/res/values-hy-rAM/strings.xml
index de4aed1583..49a9d18ab4 100644
--- a/res/values-hy-rAM/strings.xml
+++ b/res/values-hy-rAM/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Հավելվածների որոնում"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Հավելվածների բեռնում…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"«<xliff:g id="QUERY">%1$s</xliff:g>» հարցմանը համապատասխանող հավելվածներ չեն գտնվել"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Գնալ <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Այլևս տեղ չկա այս հիմնական էկրանին:"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Ընտրյալների ցուցակում այլևս ազատ տեղ չկա"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Ծրագրեր"</string>
@@ -59,11 +60,11 @@
     <string name="workspace_cling_longpress_title" msgid="9173998993909018310">"Պաստառներ, վիջեթներ և կարգավորումներ"</string>
     <string name="workspace_cling_longpress_description" msgid="4119994475505235248">"Հարմարեցնելու համար հպեք և պահեք հետնաշերտի վրա"</string>
     <string name="workspace_cling_longpress_dismiss" msgid="368660286867640874">"ՀԱՍԿԱՆԱԼԻ Է"</string>
-    <string name="folder_opened" msgid="94695026776264709">"Թղթապանակը բաց է, <xliff:g id="WIDTH">%1$d</xliff:g>-ից <xliff:g id="HEIGHT">%2$d</xliff:g>"</string>
+    <string name="folder_opened" msgid="94695026776264709">"Պանակը բաց է, <xliff:g id="WIDTH">%1$d</xliff:g>-ից <xliff:g id="HEIGHT">%2$d</xliff:g>"</string>
     <string name="folder_tap_to_close" msgid="1884479294466410023">"Հպեք՝ պանակը փակելու համար"</string>
     <string name="folder_tap_to_rename" msgid="9191075570492871147">"Հպեք՝ վերանվանումը պահելու համար"</string>
-    <string name="folder_closed" msgid="4100806530910930934">"Թղթապանակը փակ է"</string>
-    <string name="folder_renamed" msgid="1794088362165669656">"Թղթապանակը վերանվանվեց <xliff:g id="NAME">%1$s</xliff:g>"</string>
+    <string name="folder_closed" msgid="4100806530910930934">"Պանակը փակ է"</string>
+    <string name="folder_renamed" msgid="1794088362165669656">"Պանակը վերանվանվեց <xliff:g id="NAME">%1$s</xliff:g>"</string>
     <string name="folder_name_format" msgid="6629239338071103179">"Թղթապանակ՝ <xliff:g id="NAME">%1$s</xliff:g>"</string>
     <string name="widget_button_text" msgid="2880537293434387943">"Վիջեթներ"</string>
     <string name="wallpaper_button_text" msgid="8404103075899945851">"Պաստառներ"</string>
@@ -87,7 +88,7 @@
     <string name="add_to_folder_with_app" msgid="4534929978967147231">"Ավելացնել «<xliff:g id="NAME">%1$s</xliff:g>» պանակին"</string>
     <string name="added_to_folder" msgid="4793259502305558003">"Տարրն ավելացվեց թղթապանակում"</string>
     <string name="create_folder_with" msgid="4050141361160214248">"Ստեղծել թղթապանակ, օգտագործելով՝ <xliff:g id="NAME">%1$s</xliff:g>"</string>
-    <string name="folder_created" msgid="6409794597405184510">"Թղթապանակը ստեղծվեց"</string>
+    <string name="folder_created" msgid="6409794597405184510">"Պանակը ստեղծվեց"</string>
     <string name="action_move_to_workspace" msgid="1603837886334246317">"Տեղափոխել Հիմնական էկրան"</string>
     <string name="action_move_screen_left" msgid="8854216831569401665">"Տեղափոխել էկրանը ձախ"</string>
     <string name="action_move_screen_right" msgid="329334910274311123">"Տեղափոխել էկրանը աջ"</string>
diff --git a/res/values-in/strings.xml b/res/values-in/strings.xml
index c65254a2a0..21c2080562 100644
--- a/res/values-in/strings.xml
+++ b/res/values-in/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Telusuri Apps"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Memuat Aplikasi..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Tidak ditemukan Aplikasi yang cocok dengan \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Buka <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Tidak ada ruang lagi pada layar Utama ini."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Tidak ada ruang tersisa di baki Favorit"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplikasi"</string>
diff --git a/res/values-is-rIS/strings.xml b/res/values-is-rIS/strings.xml
index 1d46cdc93e..7422eaf582 100644
--- a/res/values-is-rIS/strings.xml
+++ b/res/values-is-rIS/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Leita í forritum"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Hleður forrit…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Ekki fundust forrit sem samsvara „<xliff:g id="QUERY">%1$s</xliff:g>“"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Fara í <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Ekki meira pláss á þessum heimaskjá."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Ekki meira pláss í bakka fyrir uppáhald"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Forrit"</string>
diff --git a/res/values-it/strings.xml b/res/values-it/strings.xml
index 02057a19c5..e1e75b37f6 100644
--- a/res/values-it/strings.xml
+++ b/res/values-it/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Cerca app"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Caricamento di app…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Nessuna app trovata corrispondente a \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Vai a <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Spazio nella schermata Home esaurito."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Spazio esaurito nella barra dei Preferiti"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"App"</string>
diff --git a/res/values-iw/strings.xml b/res/values-iw/strings.xml
index a8039f7c18..3686abdbb9 100644
--- a/res/values-iw/strings.xml
+++ b/res/values-iw/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"חפש אפליקציות"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"טוען אפליקציות…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"לא נמצאו אפליקציות התואמות ל-\"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"עבור אל <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"אין עוד מקום במסך דף הבית הזה."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"אין עוד מקום במגש המועדפים"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"אפליקציות"</string>
diff --git a/res/values-ja/strings.xml b/res/values-ja/strings.xml
index ba58d88ef6..87b3fa4992 100644
--- a/res/values-ja/strings.xml
+++ b/res/values-ja/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"アプリを検索"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"アプリを読み込んでいます…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"「<xliff:g id="QUERY">%1$s</xliff:g>」に一致するアプリは見つかりませんでした"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g>にアクセス"</string>
     <string name="out_of_space" msgid="4691004494942118364">"このホーム画面に空きスペースがありません。"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"お気に入りトレイに空きスペースがありません"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"アプリ"</string>
@@ -57,7 +58,7 @@
     <string name="migration_cling_copy_apps" msgid="946331230090919440">"アイコンをコピー"</string>
     <string name="migration_cling_use_default" msgid="2626475813981258626">"初期状態にリセットする"</string>
     <string name="workspace_cling_longpress_title" msgid="9173998993909018310">"壁紙、ウィジェット、設定"</string>
-    <string name="workspace_cling_longpress_description" msgid="4119994475505235248">"カスタマイズするにはバックグラウンドを押し続けます"</string>
+    <string name="workspace_cling_longpress_description" msgid="4119994475505235248">"カスタマイズするには背景を押し続けます"</string>
     <string name="workspace_cling_longpress_dismiss" msgid="368660286867640874">"OK"</string>
     <string name="folder_opened" msgid="94695026776264709">"フォルダが開いています。<xliff:g id="WIDTH">%1$d</xliff:g>x<xliff:g id="HEIGHT">%2$d</xliff:g>の大きさです"</string>
     <string name="folder_tap_to_close" msgid="1884479294466410023">"タップしてフォルダを閉じます"</string>
diff --git a/res/values-ka-rGE/strings.xml b/res/values-ka-rGE/strings.xml
index 07030d866e..290033088e 100644
--- a/res/values-ka-rGE/strings.xml
+++ b/res/values-ka-rGE/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"აპების ძიება"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"აპები იტვირთება..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"„<xliff:g id="QUERY">%1$s</xliff:g>“-ის თანხვედრი აპები არ მოიძებნა"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"გადადი <xliff:g id="QUERY">%1$s</xliff:g>-ში"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ამ მთავარ ეკრანზე ადგილი აღარ არის."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"რჩეულების თაროზე ადგილი არ არის"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"აპები"</string>
diff --git a/res/values-kk-rKZ/strings.xml b/res/values-kk-rKZ/strings.xml
index e79c9ce987..cae5e5edf9 100644
--- a/res/values-kk-rKZ/strings.xml
+++ b/res/values-kk-rKZ/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Қолданбаларды іздеу"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Қолданбалар жүктелуде…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"«<xliff:g id="QUERY">%1$s</xliff:g>» сұрауына сәйкес келетін қолданбалар жоқ"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> сұрауына өту"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Бұл Негізгі экранда орын қалмады."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Қалаулылар науасында орын қалмады"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Қолданбалар"</string>
diff --git a/res/values-km-rKH/strings.xml b/res/values-km-rKH/strings.xml
index 9f7f53717b..5ffbf76160 100644
--- a/res/values-km-rKH/strings.xml
+++ b/res/values-km-rKH/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ស្វែងរកកម្មវិធី"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"កំពុងដំណើរការកម្មវិធី..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"គ្មានកម្មវិធីដែលត្រូវជាមួយ \"<xliff:g id="QUERY">%1$s</xliff:g>\" ទេ"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"ចូលទៅកាន់ <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"គ្មាន​បន្ទប់​នៅ​លើ​អេក្រង់​ដើម​នេះ​ទៀត​ទេ។"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"គ្មាន​បន្ទប់​​ក្នុង​ថាស​និយម​ប្រើ"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"កម្មវិធី"</string>
diff --git a/res/values-kn-rIN/strings.xml b/res/values-kn-rIN/strings.xml
index 5cd8792dd4..a1aab7b5cc 100644
--- a/res/values-kn-rIN/strings.xml
+++ b/res/values-kn-rIN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ಅಪ್ಲಿಕೇಷನ್‌ಗಳನ್ನು ಹುಡುಕಿ"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"ಅಪ್ಲಿಕೇಶನ್‌ಗಳನ್ನು ಲೋಡ್ ಮಾಡಲಾಗುತ್ತಿದೆ..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" ಹೊಂದಿಕೆಯ ಯಾವುದೇ ಅಪ್ಲಿಕೇಶನ್‌ಗಳು ಕಂಡುಬಂದಿಲ್ಲ"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> ಗೆ ಹೋಗಿ"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ಈ ಮುಖಪುಟದ ಪರದೆಯಲ್ಲಿ ಹೆಚ್ಚು ಸ್ಥಳಾವಕಾಶವಿಲ್ಲ."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"ಮೆಚ್ಚಿನವುಗಳ ಟ್ರೇನಲ್ಲಿ ಹೆಚ್ಚಿನ ಸ್ಥಳಾವಕಾಶವಿಲ್ಲ"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"ಅಪ್ಲಿಕೇಶನ್‌ಗಳು"</string>
diff --git a/res/values-ko/strings.xml b/res/values-ko/strings.xml
index fa445acca2..e0697121a0 100644
--- a/res/values-ko/strings.xml
+++ b/res/values-ko/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"앱 검색"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"앱 로드 중..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\'<xliff:g id="QUERY">%1$s</xliff:g>\'와(과) 일치하는 앱이 없습니다."</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g>(으)로 이동"</string>
     <string name="out_of_space" msgid="4691004494942118364">"홈 화면에 더 이상 공간이 없습니다."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"즐겨찾기 트레이에 더 이상 공간이 없습니다."</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"앱"</string>
diff --git a/res/values-ky-rKG/strings.xml b/res/values-ky-rKG/strings.xml
index 20787489e5..c530b5c9fc 100644
--- a/res/values-ky-rKG/strings.xml
+++ b/res/values-ky-rKG/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Колдонмолорду издөө"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Колдонмолор жүктөлүүдө…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" дал келген колдонмолор табылган жок"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> сурамына өтүңүз"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Бул Үй экранында бош орун жок."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Тандамалдар тайпасында орун калган жок"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Колдонмолор"</string>
diff --git a/res/values-lo-rLA/strings.xml b/res/values-lo-rLA/strings.xml
index dff2612bab..005f0265fc 100644
--- a/res/values-lo-rLA/strings.xml
+++ b/res/values-lo-rLA/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ຊອກຫາແອັບ"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"​ກຳ​ລັງ​ໂຫລດ​ແອັບ..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"ບໍ່​ພົບ​ແອັບ​ໃດ​ທີ່​ກົງ​ກັນ \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"ໄປ​ທີ່ <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ບໍ່ມີຫ້ອງເຫຼືອໃນໜ້າຈໍຫຼັກນີ້."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"ບໍ່ມີບ່ອນຫວ່າງໃນຖາດສຳລັບເກັບສິ່ງທີ່ໃຊ້ເປັນປະຈຳ"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"ແອັບຯ"</string>
diff --git a/res/values-lt/strings.xml b/res/values-lt/strings.xml
index b5c0832dcb..442874dbe8 100644
--- a/res/values-lt/strings.xml
+++ b/res/values-lt/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Ieškoti programų"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Įkeliamos programos..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Nerasta jokių užklausą „<xliff:g id="QUERY">%1$s</xliff:g>“ atitinkančių programų"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Eiti į <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Šiame pagrindiniame ekrane vietos nebėra."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Mėgstamiausių dėkle nebėra vietos"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Programos"</string>
diff --git a/res/values-lv/strings.xml b/res/values-lv/strings.xml
index 432bda4439..1bef22e039 100644
--- a/res/values-lv/strings.xml
+++ b/res/values-lv/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Meklēt lietotnes"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Notiek lietotņu ielāde…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Vaicājumam “<xliff:g id="QUERY">%1$s</xliff:g>” neatbilda neviena lietotne."</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Doties uz: <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Šajā sākuma ekrānā vairs nav vietas."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Izlases joslā vairs nav vietas."</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Lietotnes"</string>
diff --git a/res/values-mk-rMK/strings.xml b/res/values-mk-rMK/strings.xml
index 8c276e3f06..0a6704b50c 100644
--- a/res/values-mk-rMK/strings.xml
+++ b/res/values-mk-rMK/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Пребарување апликации"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Се вчитуваат апликации…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Не се најдени апликации што одговараат на „<xliff:g id="QUERY">%1$s</xliff:g>“"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Оди на <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Нема повеќе простор на овој екран на почетната страница."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Нема повеќе простор на лентата „Омилени“"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Апликации"</string>
diff --git a/res/values-ml-rIN/strings.xml b/res/values-ml-rIN/strings.xml
index 59ad153a85..2bd80d3584 100644
--- a/res/values-ml-rIN/strings.xml
+++ b/res/values-ml-rIN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ആപ്പ്‌സ് തിരയുക"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"ആപ്പ്‌സ് ലോഡുചെയ്യുന്നു..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" എന്നതുമായി പൊരുത്തപ്പെടുന്ന ആപ്പ്‌സൊന്നും കണ്ടെത്തിയില്ല"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> എന്നതിലേക്ക് പോവുക"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ഈ ഹോം സ്‌ക്രീനിൽ ഒഴിവൊന്നുമില്ല."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"പ്രിയപ്പെട്ടവയുടെ ട്രേയിൽ ഒഴിവൊന്നുമില്ല"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"അപ്ലിക്കേഷനുകൾ"</string>
diff --git a/res/values-mn-rMN/strings.xml b/res/values-mn-rMN/strings.xml
index fafb37b2ce..19ba66fdb3 100644
--- a/res/values-mn-rMN/strings.xml
+++ b/res/values-mn-rMN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Апп хайх"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Аппликейшныг ачаалж байна..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\"-тай нийцэх апп олдсонгүй"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> руу очих"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Энэ Нүүр дэлгэц зайгүй."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"\"Дуртай\" трей дээр өөр зай байхгүй байна"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Апп"</string>
diff --git a/res/values-mr-rIN/strings.xml b/res/values-mr-rIN/strings.xml
index 657010d6cd..dc29b54628 100644
--- a/res/values-mr-rIN/strings.xml
+++ b/res/values-mr-rIN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"अॅप्स शोधा"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"अॅप्स लोड करीत आहे..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" शी जुळणारे कोणतेही अॅप्स आढळले नाहीत"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> वर जा"</string>
     <string name="out_of_space" msgid="4691004494942118364">"या मुख्य स्क्रीनवर आणखी जागा नाही."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"आवडीच्या ट्रे मध्ये आणखी जागा नाही"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"अॅप्स"</string>
diff --git a/res/values-ms-rMY/strings.xml b/res/values-ms-rMY/strings.xml
index 0c6a5f501a..26f27488c6 100644
--- a/res/values-ms-rMY/strings.xml
+++ b/res/values-ms-rMY/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Cari Apl"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Memuatkan Apl…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Tiada Apl yang ditemui sepadan dengan \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Pergi ke <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Tiada lagi ruang pada skrin Laman Utama ini."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Tiada ruang dalam dulang Kegemaran lagi"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apl"</string>
diff --git a/res/values-my-rMM/strings.xml b/res/values-my-rMM/strings.xml
index 19ec3a6ffd..c13ff7e0d9 100644
--- a/res/values-my-rMM/strings.xml
+++ b/res/values-my-rMM/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ရှာဖွေမှု Appများ"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"App များ ရယူနေစဉ်..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" နှင့်ကိုက်ညီသည့် အပ်ဖ်များမတွေ့ပါ"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g>ကို သွားပါ"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ဤပင်မမျက်နှာစာတွင် နေရာလွတ် မကျန်တော့ပါ"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"အနှစ်သက်ဆုံးများ ထားရာတွင် နေရာလွတ် မကျန်တော့ပါ"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"အပ်ပလီကေးရှင်းများ"</string>
diff --git a/res/values-nb/strings.xml b/res/values-nb/strings.xml
index 21b87c894e..198d56c213 100644
--- a/res/values-nb/strings.xml
+++ b/res/values-nb/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Søk i apper"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Laster inn apper …"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Fant ingen apper som samsvarer med «<xliff:g id="QUERY">%1$s</xliff:g>»"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Gå til <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Denne startsiden er full."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Favoritter-skuffen er full"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apper"</string>
diff --git a/res/values-ne-rNP/strings.xml b/res/values-ne-rNP/strings.xml
index dd3b3f3102..472bd4f5d1 100644
--- a/res/values-ne-rNP/strings.xml
+++ b/res/values-ne-rNP/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"अनुप्रयोगहरू खोज्नुहोस्"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"अनुप्रयोगहरू लोड गरिँदै..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" सँग मिल्दो कुनै अनुप्रयोगहरू फेला परेनन्"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> मा जानुहोस्"</string>
     <string name="out_of_space" msgid="4691004494942118364">"यो गृह स्क्रिनमा कुनै थप ठाउँ छैन।"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"मनपर्ने ट्रे अब कुनै ठाँउ छैन"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"अनुप्रयोगहरू"</string>
diff --git a/res/values-nl/strings.xml b/res/values-nl/strings.xml
index fcbe375e75..6f4981087a 100644
--- a/res/values-nl/strings.xml
+++ b/res/values-nl/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Apps zoeken"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Apps laden…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Er zijn geen apps gevonden die overeenkomen met \'<xliff:g id="QUERY">%1$s</xliff:g>\'"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Ga naar <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Er is geen ruimte meer op dit startscherm."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Geen ruimte meer in het vak \'Favorieten\'"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apps"</string>
diff --git a/res/values-pa-rIN/strings.xml b/res/values-pa-rIN/strings.xml
index d510dc7fa2..30c44280e0 100644
--- a/res/values-pa-rIN/strings.xml
+++ b/res/values-pa-rIN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ਐਪਸ ਖੋਜੋ"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"ਐਪਸ ਲੋਡ ਕਰ ਰਿਹਾ ਹੈ..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" ਨਾਲ ਮਿਲਦੀ ਕੋਈ ਵੀ ਐਪਸ ਨਹੀਂ ਲੱਭੀਆਂ"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> ਤੇ ਜਾਓ"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ਇਸ ਹੋਮ ਸਕ੍ਰੀਨ ਲਈ ਹੋਰ ਖਾਲੀ ਸਥਾਨ ਨਹੀਂ ਹੈ।"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"ਮਨਪਸੰਦ ਟ੍ਰੇ ਵਿੱਚ ਹੋਰ ਖਾਲੀ ਸਥਾਨ ਨਹੀਂ।"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"ਐਪਸ"</string>
diff --git a/res/values-pl/strings.xml b/res/values-pl/strings.xml
index b3b761d9ca..a1fd29f56b 100644
--- a/res/values-pl/strings.xml
+++ b/res/values-pl/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Szukaj w aplikacjach"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Wczytuję aplikacje…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Nie znaleziono aplikacji pasujących do zapytania „<xliff:g id="QUERY">%1$s</xliff:g>”"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Otwórz <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Brak miejsca na tym ekranie głównym."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Brak miejsca w Ulubionych"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplikacje"</string>
diff --git a/res/values-pt-rPT/strings.xml b/res/values-pt-rPT/strings.xml
index 9140b62f2d..0d8a431799 100644
--- a/res/values-pt-rPT/strings.xml
+++ b/res/values-pt-rPT/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Pesquisar aplicações"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"A carregar aplicações..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Não foram encontradas aplic. que correspondam a \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Aceder a <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Sem espaço suficiente neste Ecrã principal."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Não existe mais espaço no tabuleiro de Favoritos"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplicações"</string>
diff --git a/res/values-pt/strings.xml b/res/values-pt/strings.xml
index c8e6458497..41e5c021e9 100644
--- a/res/values-pt/strings.xml
+++ b/res/values-pt/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Pesquisar apps"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Carregando apps…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Nenhum app encontrado que corresponda a \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Ir para <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Não há mais espaço na tela inicial."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Sem espaço na bandeja de favoritos"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apps"</string>
diff --git a/res/values-ro/strings.xml b/res/values-ro/strings.xml
index 88cbc79fc5..ffaca78569 100644
--- a/res/values-ro/strings.xml
+++ b/res/values-ro/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Căutați aplicații"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Se încarcă aplicațiile..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Nu s-a găsit nicio aplicație pentru „<xliff:g id="QUERY">%1$s</xliff:g>”"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Accesați <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Nu mai este loc pe acest Ecran de pornire."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Spațiu epuizat în bara Preferate"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplicații"</string>
diff --git a/res/values-ru/strings.xml b/res/values-ru/strings.xml
index 5b492fe127..6e69e4dee7 100644
--- a/res/values-ru/strings.xml
+++ b/res/values-ru/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Поиск приложений"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Загрузка…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"По запросу \"<xliff:g id="QUERY">%1$s</xliff:g>\" ничего не найдено"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"На этом экране все занято"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"В разделе \"Избранное\" больше нет места"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Приложения"</string>
diff --git a/res/values-si-rLK/strings.xml b/res/values-si-rLK/strings.xml
index 68e3178ae2..476fff8167 100644
--- a/res/values-si-rLK/strings.xml
+++ b/res/values-si-rLK/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"යෙදුම් සෙවීම"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"යෙදුම් පූරණය වෙමින්…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" සමග ගැළපෙන යෙදුම් හමු නොවිණි"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> වෙත යන්න"</string>
     <string name="out_of_space" msgid="4691004494942118364">"මෙම මුල් පිටු තිරය මත තවත් අවසර නැත."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"ප්‍රියතම දෑ ඇති තැටියේ තවත් ඉඩ නොමැත"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"යෙදුම්"</string>
diff --git a/res/values-sk/strings.xml b/res/values-sk/strings.xml
index 1cb76e3a8d..703b46cb44 100644
--- a/res/values-sk/strings.xml
+++ b/res/values-sk/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Vyhľadávanie v aplikáciách"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Načítavajú sa aplikácie..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Nenašli sa žiadne aplikácie zodpovedajúce dopytu <xliff:g id="QUERY">%1$s</xliff:g>"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Prejsť na dopyt <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Na tejto ploche už nie je miesto"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Na paneli Obľúbené položky už nie je miesto"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplikácie"</string>
diff --git a/res/values-sl/strings.xml b/res/values-sl/strings.xml
index 92c69a562e..497378b788 100644
--- a/res/values-sl/strings.xml
+++ b/res/values-sl/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Iskanje po aplikacijah"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Nalaganje aplikacij …"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Ni aplikacij, ki bi ustrezale poizvedbi »<xliff:g id="QUERY">%1$s</xliff:g>«"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Odpri storitev <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Na tem začetnem zaslonu ni več prostora."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"V vrstici za priljubljene ni več prostora"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplikacije"</string>
diff --git a/res/values-sq-rAL/strings.xml b/res/values-sq-rAL/strings.xml
index 65aabf6899..2b535a3a5f 100644
--- a/res/values-sq-rAL/strings.xml
+++ b/res/values-sq-rAL/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Kërko për aplikacione"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Po ngarkon aplikacionet..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Nuk u gjet asnjë aplikacion që përputhet me \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Shko te <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Nuk ka më hapësirë në këtë ekran bazë."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Nuk ka më hapësirë në tabakanë \"Të preferuarat\""</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Aplikacionet"</string>
diff --git a/res/values-sr/strings.xml b/res/values-sr/strings.xml
index 0f93bf3ea5..f21aae0198 100644
--- a/res/values-sr/strings.xml
+++ b/res/values-sr/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Претражите апликације"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Апликације се учитавају..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Није пронађена ниједна апликација за „<xliff:g id="QUERY">%1$s</xliff:g>“"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Иди на апликацију <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Нема више простора на овом почетном екрану."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Нема више простора на траци Омиљено"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Апликације"</string>
diff --git a/res/values-sv/strings.xml b/res/values-sv/strings.xml
index 93fce80cac..385d7a6f64 100644
--- a/res/values-sv/strings.xml
+++ b/res/values-sv/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Sök efter appar"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Läser in appar …"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Det gick inte att hitta några appar som matchar <xliff:g id="QUERY">%1$s</xliff:g>"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Gå till <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Det finns inte plats för mer på den här startskärmen."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Favoritfältet är fullt"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Appar"</string>
diff --git a/res/values-sw/strings.xml b/res/values-sw/strings.xml
index 297b731bfb..b86fb7325e 100644
--- a/res/values-sw/strings.xml
+++ b/res/values-sw/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Tafuta Programu"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Inapakia Programu..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Haikupata programu zinazolingana na \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Nenda kwenye <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Hakuna nafasi katika skrini hii ya Mwanzo."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Hakuna nafasi zaidi katika treya ya Vipendeleo"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Programu"</string>
diff --git a/res/values-sw600dp/dimens.xml b/res/values-sw600dp/dimens.xml
index 2651fbb3f7..fb54f12a2d 100644
--- a/res/values-sw600dp/dimens.xml
+++ b/res/values-sw600dp/dimens.xml
@@ -19,6 +19,8 @@
     <dimen name="all_apps_grid_view_start_margin">0dp</dimen>
     <dimen name="all_apps_grid_section_text_size">26sp</dimen>
     <dimen name="all_apps_icon_top_bottom_padding">12dp</dimen>
+    <dimen name="all_apps_background_canvas_width">850dp</dimen>
+    <dimen name="all_apps_background_canvas_height">525dp</dimen>
 
 <!-- Cling -->
     <dimen name="cling_migration_logo_height">400dp</dimen>
diff --git a/res/values-sw720dp/dimens.xml b/res/values-sw720dp/dimens.xml
index d48f9eed00..807fab919b 100644
--- a/res/values-sw720dp/dimens.xml
+++ b/res/values-sw720dp/dimens.xml
@@ -18,6 +18,8 @@
 <!-- All Apps -->
     <dimen name="all_apps_search_bar_height">54dp</dimen>
     <dimen name="all_apps_icon_top_bottom_padding">14dp</dimen>
+    <dimen name="all_apps_empty_search_message_top_offset">64dp</dimen>
+    <dimen name="all_apps_empty_search_bg_top_offset">180dp</dimen>
 
 <!-- QSB -->
     <dimen name="toolbar_button_vertical_padding">8dip</dimen>
diff --git a/res/values-ta-rIN/strings.xml b/res/values-ta-rIN/strings.xml
index 1f2a6f9593..9dac6d011a 100644
--- a/res/values-ta-rIN/strings.xml
+++ b/res/values-ta-rIN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"பயன்பாடுகளில் தேடுக"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"பயன்பாடுகளை ஏற்றுகிறது..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" உடன் பொருந்தும் பயன்பாடுகள் இல்லை"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g>க்குச் செல்லவும்"</string>
     <string name="out_of_space" msgid="4691004494942118364">"முகப்புத் திரையில் இடமில்லை."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"பிடித்தவை ட்ரேயில் இடமில்லை"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"பயன்பாடுகள்"</string>
diff --git a/res/values-te-rIN/strings.xml b/res/values-te-rIN/strings.xml
index bd5fd70db7..32cb292a1a 100644
--- a/res/values-te-rIN/strings.xml
+++ b/res/values-te-rIN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"అనువర్తనాలను శోధించండి"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"అనువర్తనాలను లోడ్ చేస్తోంది…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\"కి సరిపోలే అనువర్తనాలేవీ కనుగొనబడలేదు"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g>కి వెళ్లు"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ఈ హోమ్ స్క్రీన్‌లో ఖాళీ లేదు."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"ఇష్టమైనవి ట్రేలో ఖాళీ లేదు"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"అనువర్తనాలు"</string>
diff --git a/res/values-th/strings.xml b/res/values-th/strings.xml
index 85919af9a1..53ae5896b1 100644
--- a/res/values-th/strings.xml
+++ b/res/values-th/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ค้นหาแอป"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"กำลังโหลดแอป…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"ไม่พบแอปที่ตรงกับ \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"ไปที่ <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"ไม่มีที่ว่างในหน้าจอหลักนี้"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"ไม่มีพื้นที่เหลือในถาดรายการโปรด"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"แอป"</string>
diff --git a/res/values-tl/strings.xml b/res/values-tl/strings.xml
index 69a5bb7d92..43afeab530 100644
--- a/res/values-tl/strings.xml
+++ b/res/values-tl/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Mga App sa Paghahanap"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Nilo-load ang Mga App…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Walang nakitang Mga App na tumutugma sa \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Pumunta sa <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Wala nang lugar sa Home screen na ito."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Wala nang lugar sa tray ng Mga Paborito"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Apps"</string>
diff --git a/res/values-tr/strings.xml b/res/values-tr/strings.xml
index d933c87703..064d0496a0 100644
--- a/res/values-tr/strings.xml
+++ b/res/values-tr/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Uygulamalarda Ara"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Uygulamalar Yükleniyor…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" ile eşleşen uygulama bulunamadı"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> uygulamasına git"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Bu Ana ekranda yer kalmadı."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Favoriler tepsisinde başka yer kalmadı"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Uygulamalar"</string>
diff --git a/res/values-uk/strings.xml b/res/values-uk/strings.xml
index b06177e712..ff9364e5f4 100644
--- a/res/values-uk/strings.xml
+++ b/res/values-uk/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Пошук додатків"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Завантаження додатків…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Немає додатків для запиту \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Перейти в додаток <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"На цьому головному екрані більше немає місця."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"В області \"Вибране\" немає місця"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Додатки"</string>
diff --git a/res/values-ur-rPK/strings.xml b/res/values-ur-rPK/strings.xml
index ba189c87da..f3d631173c 100644
--- a/res/values-ur-rPK/strings.xml
+++ b/res/values-ur-rPK/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"ایپس تلاش کریں"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"ایپس لوڈ ہو رہی ہیں…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"\"<xliff:g id="QUERY">%1$s</xliff:g>\" سے مماثل کوئی ایپس نہیں ملیں"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"<xliff:g id="QUERY">%1$s</xliff:g> پر جائیں"</string>
     <string name="out_of_space" msgid="4691004494942118364">"اس ہوم اسکرین پر مزید کوئی گنجائش نہیں ہے۔"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"پسندیدہ ٹرے میں مزید کوئی گنجائش نہیں ہے"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"ایپس"</string>
diff --git a/res/values-uz-rUZ/strings.xml b/res/values-uz-rUZ/strings.xml
index c3bffeb3c2..24e4c4d14d 100644
--- a/res/values-uz-rUZ/strings.xml
+++ b/res/values-uz-rUZ/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Ilovalarni qidirish"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Ilovalar yuklanmoqda…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"“<xliff:g id="QUERY">%1$s</xliff:g>” bilan mos hech qanday ilova topilmadi"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"O‘tish: <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Uy ekranida bitta ham xona yo‘q."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Ajratilganlarda birorta ham xona yo‘q"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Ilovalar"</string>
diff --git a/res/values-vi/strings.xml b/res/values-vi/strings.xml
index f57f491ae6..6eff50760f 100644
--- a/res/values-vi/strings.xml
+++ b/res/values-vi/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Tìm kiếm ứng dụng"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Đang tải ứng dụng..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Không tìm thấy ứng dụng nào phù hợp với \"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Chuyển tới <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Không còn chỗ trên Màn hình chính này."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Không còn chỗ trong khay Mục yêu thích"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Ứng dụng"</string>
diff --git a/res/values-zh-rCN/strings.xml b/res/values-zh-rCN/strings.xml
index 82274ba2c1..77f07c9559 100644
--- a/res/values-zh-rCN/strings.xml
+++ b/res/values-zh-rCN/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"搜索应用"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"正在加载应用…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"未找到与“<xliff:g id="QUERY">%1$s</xliff:g>”相符的应用"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"转到 <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"此主屏幕上已没有空间。"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"收藏栏已满"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"应用"</string>
diff --git a/res/values-zh-rHK/strings.xml b/res/values-zh-rHK/strings.xml
index f7d240e053..62032ecaa5 100644
--- a/res/values-zh-rHK/strings.xml
+++ b/res/values-zh-rHK/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"搜尋應用程式"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"正在載入應用程式…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"無法找到與「<xliff:g id="QUERY">%1$s</xliff:g>」相符的應用程式"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"前往 <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"主畫面已無空間。"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"我的收藏寄存區沒有足夠空間"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"應用程式"</string>
diff --git a/res/values-zh-rTW/strings.xml b/res/values-zh-rTW/strings.xml
index 39a0ec77ae..0b3f4d6bc5 100644
--- a/res/values-zh-rTW/strings.xml
+++ b/res/values-zh-rTW/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"搜尋應用程式"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"正在載入應用程式…"</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"找不到符合「<xliff:g id="QUERY">%1$s</xliff:g>」的應用程式"</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"前往 <xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"這個主螢幕已無空間。"</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"「我的最愛」匣已無可用空間"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"應用程式"</string>
diff --git a/res/values-zu/strings.xml b/res/values-zu/strings.xml
index 83ba089df5..bb49f1f0ad 100644
--- a/res/values-zu/strings.xml
+++ b/res/values-zu/strings.xml
@@ -32,6 +32,7 @@
     <string name="all_apps_search_bar_hint" msgid="7084713969757597256">"Sesha Izinhlelo Zokusebenza"</string>
     <string name="all_apps_loading_message" msgid="7557140873644765180">"Ilayisha izinhlelo zokusebenza..."</string>
     <string name="all_apps_no_search_results" msgid="6332185285860416787">"Azikho izinhlelo zokusebenza ezitholakele ezifana ne-\"<xliff:g id="QUERY">%1$s</xliff:g>\""</string>
+    <string name="all_apps_search_market_message" msgid="5470761048755751471">"Hamba ku-<xliff:g id="QUERY">%1$s</xliff:g>"</string>
     <string name="out_of_space" msgid="4691004494942118364">"Asisekho isikhala kulesi sikrini Sasekhaya."</string>
     <string name="hotseat_out_of_space" msgid="7448809638125333693">"Asisekho isikhala kwitreyi lezintandokazi"</string>
     <string name="all_apps_button_label" msgid="9110807029020582876">"Izinhlelo zokusebenza"</string>
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 51e4d40a5b..8a7f62743c 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -39,14 +39,14 @@
     <color name="outline_color">#FFFFFFFF</color>
 
     <!-- Containers -->
-    <color name="container_fastscroll_thumb_inactive_color">#42000000</color>
+    <color name="container_fastscroll_thumb_inactive_color">#009688</color>
     <color name="container_fastscroll_thumb_active_color">#009688</color>
 
     <!-- All Apps -->
     <color name="all_apps_grid_section_text_color">#009688</color>
+    <color name="all_apps_search_market_button_focused_bg_color">#DDDDDD</color>
 
     <!-- Widgets view -->
-    <color name="widgets_view_fastscroll_thumb_inactive_color">#42FFFFFF</color>
     <color name="widgets_view_section_text_color">#FFFFFF</color>
     <color name="widgets_view_item_text_color">#C4C4C4</color>
     <color name="widgets_cell_color">#263238</color>
diff --git a/res/values/config.xml b/res/values/config.xml
index 73de794179..93c6d14f4a 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -2,8 +2,6 @@
 <!-- Dynamic Grid -->
     <!-- Out of 100, the percent of space the overview bar should try and take vertically. -->
     <integer name="config_dynamic_grid_overview_icon_zone_percentage">20</integer>
-    <!-- Out of 100, the percent to shrink the workspace during overview mode. -->
-    <integer name="config_dynamic_grid_overview_scale_percentage">80</integer>
 
 <!-- Miscellaneous -->
     <bool name="config_largeHeap">false</bool>
@@ -30,6 +28,8 @@
 
     <!-- Out of 100, the percent to shrink the workspace during spring loaded mode. -->
     <integer name="config_workspaceSpringLoadShrinkPercentage">80</integer>
+    <!-- Out of 100, the percent to shrink the workspace during overview mode. -->
+    <integer name="config_workspaceOverviewShrinkPercentage">70</integer>
 
     <!-- Fade/zoom in/out duration & scale in a Launcher overlay transition.
          Note: This should be less than the config_overlayTransitionTime as they happen together. -->
@@ -78,6 +78,9 @@
          get build information. Can be empty. -->
     <string name="build_info_class" translatable="false"></string>
 
+    <!-- View ID to use for QSB widget -->
+    <item type="id" name="qsb_widget" />
+
 <!-- Accessibility actions -->
     <item type="id" name="action_remove" />
     <item type="id" name="action_uninstall" />
diff --git a/res/values/dimens.xml b/res/values/dimens.xml
index 589d696666..36721797e4 100644
--- a/res/values/dimens.xml
+++ b/res/values/dimens.xml
@@ -55,9 +55,9 @@
     <!-- Notes: container_bounds_inset - quantum_panel_outer_padding -->
     <dimen name="container_bounds_minus_quantum_panel_padding_inset">4dp</dimen>
 
-    <dimen name="container_fastscroll_thumb_min_width">4dp</dimen>
-    <dimen name="container_fastscroll_thumb_max_width">8dp</dimen>
-    <dimen name="container_fastscroll_thumb_height">64dp</dimen>
+    <dimen name="container_fastscroll_thumb_min_width">5dp</dimen>
+    <dimen name="container_fastscroll_thumb_max_width">9dp</dimen>
+    <dimen name="container_fastscroll_thumb_height">72dp</dimen>
     <dimen name="container_fastscroll_thumb_touch_inset">-24dp</dimen>
     <dimen name="container_fastscroll_popup_size">72dp</dimen>
     <dimen name="container_fastscroll_popup_text_size">48dp</dimen>
@@ -74,6 +74,10 @@
     <dimen name="all_apps_prediction_icon_top_padding">8dp</dimen>
     <dimen name="all_apps_prediction_icon_bottom_padding">18dp</dimen>
     <dimen name="all_apps_list_top_bottom_padding">8dp</dimen>
+    <dimen name="all_apps_empty_search_message_top_offset">40dp</dimen>
+    <dimen name="all_apps_empty_search_bg_top_offset">144dp</dimen>
+    <dimen name="all_apps_background_canvas_width">700dp</dimen>
+    <dimen name="all_apps_background_canvas_height">475dp</dimen>
 
 <!-- Widget tray -->
     <dimen name="widget_container_inset">8dp</dimen>
@@ -129,4 +133,8 @@
     <dimen name="blur_size_click_shadow">4dp</dimen>
     <dimen name="click_shadow_high_shift">2dp</dimen>
 
+<!-- Pending widget -->
+    <dimen name="pending_widget_min_padding">8dp</dimen>
+    <dimen name="pending_widget_elevation">2dp</dimen>
+
 </resources>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 88f149bd0e..fefadef282 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -24,10 +24,10 @@
     <!-- URI used to import old favorites. [DO NOT TRANSLATE] -->
     <string name="old_launcher_provider_uri" translatable="false">content://com.android.launcher2.settings/favorites?notify=true</string>
 
-    <!-- Permission to receive the com.android.launcher3.action.LAUNCH intent -->
+    <!-- Permission to receive the com.android.launcher3.action.LAUNCH intent. [DO NOT TRANSLATE] -->
     <string name="receive_launch_broadcasts_permission" translatable="false">com.android.launcher3.permission.RECEIVE_LAUNCH_BROADCASTS</string>
 
-    <!-- Permission to receive the com.android.launcher3.action.FIRST_LOAD_COMPLETE intent -->
+    <!-- Permission to receive the com.android.launcher3.action.FIRST_LOAD_COMPLETE intent. [DO NOT TRANSLATE] -->
     <string name="receive_first_load_broadcast_permission" translatable="false">com.android.launcher3.permission.RECEIVE_FIRST_LOAD_BROADCAST</string>
 
     <!-- Application name -->
@@ -61,6 +61,9 @@
     <string name="all_apps_loading_message">Loading Apps&#8230;</string>
     <!-- No-search-results text. [CHAR_LIMIT=50] -->
     <string name="all_apps_no_search_results">No Apps found matching \"<xliff:g id="query" example="Android">%1$s</xliff:g>\"</string>
+    <!-- Search market text.  This is a format string where the first argument is the name of the activity
+         handling the search.  The format string does not need to handle both of these arguments. [CHAR_LIMIT=50] -->
+    <string name="all_apps_search_market_message">Go to <xliff:g id="query" example="Play Store">%1$s</xliff:g></string>
 
     <!-- Drag and drop -->
     <skip />
diff --git a/res/xml/default_workspace_4x4.xml b/res/xml/default_workspace_4x4.xml
index 9bec86aa8f..060a1f8802 100644
--- a/res/xml/default_workspace_4x4.xml
+++ b/res/xml/default_workspace_4x4.xml
@@ -15,102 +15,33 @@
 -->
 
 <favorites xmlns:launcher="http://schemas.android.com/apk/res-auto/com.android.launcher3">
-    <!-- Far-left screen [0] -->
 
-    <!-- Left screen [1] -->
-    <appwidget
-        launcher:packageName="com.android.settings"
-        launcher:className="com.android.settings.widget.SettingsAppWidgetProvider"
-        launcher:screen="1"
-        launcher:x="0"
-        launcher:y="3"
-        launcher:spanX="4"
-        launcher:spanY="1" />
+    <!-- Hotseat -->
+    <include launcher:workspace="@xml/dw_phone_hotseat" />
 
-    <!-- Middle screen [2] -->
-    <appwidget
-        launcher:packageName="com.android.deskclock"
-        launcher:className="com.android.alarmclock.AnalogAppWidgetProvider"
-        launcher:screen="2"
-        launcher:x="1"
-        launcher:y="0"
-        launcher:spanX="2"
-        launcher:spanY="2" />
-    <favorite
-        launcher:packageName="com.android.camera"
-        launcher:className="com.android.camera.Camera"
-        launcher:screen="2"
-        launcher:x="0"
-        launcher:y="3" />
-
-    <!-- Right screen [3] -->
-    <favorite
-        launcher:packageName="com.android.gallery3d"
-        launcher:className="com.android.gallery3d.app.Gallery"
-        launcher:screen="3"
-        launcher:x="1"
-        launcher:y="3" />
-    <favorite
-        launcher:packageName="com.android.settings"
-        launcher:className="com.android.settings.Settings"
-        launcher:screen="3"
-        launcher:x="2"
-        launcher:y="3" />
-
-    <!-- Far-right screen [4] -->
-
-    <!-- Hotseat (We use the screen as the position of the item in the hotseat) -->
-    <!-- Dialer, Contacts, [All Apps], Messaging, Browser -->
+    <!-- Bottom row -->
     <resolve
-        launcher:container="-101"
         launcher:screen="0"
         launcher:x="0"
-        launcher:y="0" >
-        <favorite launcher:uri="#Intent;action=android.intent.action.DIAL;end" />
-        <favorite launcher:uri="tel:123" />
-        <favorite launcher:uri="#Intent;action=android.intent.action.CALL_BUTTON;end" />
-
-        <favorite
-            launcher:packageName="com.android.dialer"
-            launcher:className="com.android.dialer.DialtactsActivity" />
+        launcher:y="3" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_EMAIL;end" />
+        <favorite launcher:uri="mailto:" />
     </resolve>
 
-    <favorite
-        launcher:packageName="com.android.contacts"
-        launcher:className="com.android.contacts.activities.PeopleActivity"
-        launcher:container="-101"
-        launcher:screen="1"
+    <resolve
+        launcher:screen="0"
         launcher:x="1"
-        launcher:y="0" />
-
-    <resolve
-        launcher:container="-101"
-        launcher:screen="3"
-        launcher:x="3"
-        launcher:y="0" >
-        <favorite
-            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MESSAGING;end" />
-        <favorite launcher:uri="sms:" />
-        <favorite launcher:uri="smsto:" />
-        <favorite launcher:uri="mms:" />
-        <favorite launcher:uri="mmsto:" />
-
-        <favorite
-            launcher:packageName="com.android.mms"
-            launcher:className="com.android.mms.ui.ConversationList" />
+        launcher:y="3" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_GALLERY;end" />
+        <favorite launcher:uri="#Intent;type=images/*;end" />
     </resolve>
-    <resolve
-        launcher:container="-101"
-        launcher:screen="4"
-        launcher:x="4"
-        launcher:y="0" >
-        <favorite
-            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_BROWSER;end" />
-        <favorite launcher:uri="http://www.example.com/" />
 
-        <favorite
-            launcher:packageName="com.android.browser"
-            launcher:className="com.android.browser.BrowserActivity" />
+    <resolve
+        launcher:screen="0"
+        launcher:x="3"
+        launcher:y="3" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MARKET;end" />
+        <favorite launcher:uri="market://details?id=com.android.launcher" />
     </resolve>
 
 </favorites>
diff --git a/res/xml/default_workspace_5x5.xml b/res/xml/default_workspace_5x5.xml
index 9bec86aa8f..3226617209 100644
--- a/res/xml/default_workspace_5x5.xml
+++ b/res/xml/default_workspace_5x5.xml
@@ -15,102 +15,34 @@
 -->
 
 <favorites xmlns:launcher="http://schemas.android.com/apk/res-auto/com.android.launcher3">
-    <!-- Far-left screen [0] -->
 
-    <!-- Left screen [1] -->
-    <appwidget
-        launcher:packageName="com.android.settings"
-        launcher:className="com.android.settings.widget.SettingsAppWidgetProvider"
-        launcher:screen="1"
-        launcher:x="0"
-        launcher:y="3"
-        launcher:spanX="4"
-        launcher:spanY="1" />
+    <!-- Hotseat -->
+    <include launcher:workspace="@xml/dw_phone_hotseat" />
 
-    <!-- Middle screen [2] -->
-    <appwidget
-        launcher:packageName="com.android.deskclock"
-        launcher:className="com.android.alarmclock.AnalogAppWidgetProvider"
-        launcher:screen="2"
-        launcher:x="1"
-        launcher:y="0"
-        launcher:spanX="2"
-        launcher:spanY="2" />
-    <favorite
-        launcher:packageName="com.android.camera"
-        launcher:className="com.android.camera.Camera"
-        launcher:screen="2"
-        launcher:x="0"
-        launcher:y="3" />
-
-    <!-- Right screen [3] -->
-    <favorite
-        launcher:packageName="com.android.gallery3d"
-        launcher:className="com.android.gallery3d.app.Gallery"
-        launcher:screen="3"
-        launcher:x="1"
-        launcher:y="3" />
-    <favorite
-        launcher:packageName="com.android.settings"
-        launcher:className="com.android.settings.Settings"
-        launcher:screen="3"
-        launcher:x="2"
-        launcher:y="3" />
-
-    <!-- Far-right screen [4] -->
-
-    <!-- Hotseat (We use the screen as the position of the item in the hotseat) -->
-    <!-- Dialer, Contacts, [All Apps], Messaging, Browser -->
+    <!-- Bottom row -->
     <resolve
-        launcher:container="-101"
         launcher:screen="0"
         launcher:x="0"
-        launcher:y="0" >
-        <favorite launcher:uri="#Intent;action=android.intent.action.DIAL;end" />
-        <favorite launcher:uri="tel:123" />
-        <favorite launcher:uri="#Intent;action=android.intent.action.CALL_BUTTON;end" />
+        launcher:y="4" >
+	    <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_EMAIL;end" />
+	    <favorite launcher:uri="mailto:" />
 
-        <favorite
-            launcher:packageName="com.android.dialer"
-            launcher:className="com.android.dialer.DialtactsActivity" />
     </resolve>
 
-    <favorite
-        launcher:packageName="com.android.contacts"
-        launcher:className="com.android.contacts.activities.PeopleActivity"
-        launcher:container="-101"
-        launcher:screen="1"
+    <resolve
+        launcher:screen="0"
         launcher:x="1"
-        launcher:y="0" />
+        launcher:y="4" >
+	    <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_GALLERY;end" />
+	    <favorite launcher:uri="#Intent;type=images/*;end" />
 
-    <resolve
-        launcher:container="-101"
-        launcher:screen="3"
-        launcher:x="3"
-        launcher:y="0" >
-        <favorite
-            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MESSAGING;end" />
-        <favorite launcher:uri="sms:" />
-        <favorite launcher:uri="smsto:" />
-        <favorite launcher:uri="mms:" />
-        <favorite launcher:uri="mmsto:" />
-
-        <favorite
-            launcher:packageName="com.android.mms"
-            launcher:className="com.android.mms.ui.ConversationList" />
     </resolve>
+
     <resolve
-        launcher:container="-101"
-        launcher:screen="4"
+        launcher:screen="0"
         launcher:x="4"
-        launcher:y="0" >
-        <favorite
-            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_BROWSER;end" />
-        <favorite launcher:uri="http://www.example.com/" />
-
-        <favorite
-            launcher:packageName="com.android.browser"
-            launcher:className="com.android.browser.BrowserActivity" />
+        launcher:y="4" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MARKET;end" />
+        <favorite launcher:uri="market://details?id=com.android.launcher" />
     </resolve>
-
 </favorites>
diff --git a/res/xml/default_workspace_5x6.xml b/res/xml/default_workspace_5x6.xml
index d42a93a6ac..bc236fb142 100644
--- a/res/xml/default_workspace_5x6.xml
+++ b/res/xml/default_workspace_5x6.xml
@@ -15,101 +15,23 @@
 -->
 
 <favorites xmlns:launcher="http://schemas.android.com/apk/res-auto/com.android.launcher3">
-    <!-- Far-left screen [0] -->
 
-    <!-- Left screen [1] -->
-    <appwidget
-        launcher:packageName="com.android.settings"
-        launcher:className="com.android.settings.widget.SettingsAppWidgetProvider"
-        launcher:screen="1"
+    <!-- Hotseat -->
+    <include launcher:workspace="@xml/dw_tablet_hotseat" />
+
+    <!-- Bottom row -->
+    <favorite
+        launcher:screen="0"
         launcher:x="0"
-        launcher:y="3"
-        launcher:spanX="4"
-        launcher:spanY="1" />
-
-    <!-- Middle screen [2] -->
-    <appwidget
-        launcher:packageName="com.android.deskclock"
-        launcher:className="com.android.alarmclock.AnalogAppWidgetProvider"
-        launcher:screen="2"
-        launcher:x="1"
-        launcher:y="0"
-        launcher:spanX="2"
-        launcher:spanY="2" />
-    <favorite
-        launcher:packageName="com.android.camera"
-        launcher:className="com.android.camera.Camera"
-        launcher:screen="2"
-        launcher:x="0"
-        launcher:y="3" />
-
-    <!-- Right screen [3] -->
-    <favorite
-        launcher:packageName="com.android.gallery3d"
-        launcher:className="com.android.gallery3d.app.Gallery"
-        launcher:screen="3"
-        launcher:x="1"
-        launcher:y="3" />
-    <favorite
-        launcher:packageName="com.android.settings"
-        launcher:className="com.android.settings.Settings"
-        launcher:screen="3"
-        launcher:x="2"
-        launcher:y="3" />
-
-    <!-- Far-right screen [4] -->
-
-    <!-- Hotseat (We use the screen as the position of the item in the hotseat) -->
-    <!-- Dialer, Contacts, [All Apps], Messaging, Browser -->
-    <resolve
-        launcher:container="-101"
-        launcher:screen="1"
-        launcher:x="1"
-        launcher:y="0" >
-        <favorite launcher:uri="#Intent;action=android.intent.action.DIAL;end" />
-        <favorite launcher:uri="tel:123" />
-        <favorite launcher:uri="#Intent;action=android.intent.action.CALL_BUTTON;end" />
-
-        <favorite
-            launcher:packageName="com.android.dialer"
-            launcher:className="com.android.dialer.DialtactsActivity" />
-    </resolve>
-
-    <favorite
-        launcher:packageName="com.android.contacts"
-        launcher:className="com.android.contacts.activities.PeopleActivity"
-        launcher:container="-101"
-        launcher:screen="2"
-        launcher:x="2"
-        launcher:y="0" />
+        launcher:y="4"
+        launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_CONTACTS;end" />
 
     <resolve
-        launcher:container="-101"
-        launcher:screen="4"
-        launcher:x="4"
-        launcher:y="0" >
-        <favorite
-            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MESSAGING;end" />
-        <favorite launcher:uri="sms:" />
-        <favorite launcher:uri="smsto:" />
-        <favorite launcher:uri="mms:" />
-        <favorite launcher:uri="mmsto:" />
-
-        <favorite
-            launcher:packageName="com.android.mms"
-            launcher:className="com.android.mms.ui.ConversationList" />
-    </resolve>
-    <resolve
-        launcher:container="-101"
-        launcher:screen="5"
+        launcher:screen="0"
         launcher:x="5"
-        launcher:y="0" >
-        <favorite
-            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_BROWSER;end" />
-        <favorite launcher:uri="http://www.example.com/" />
-
-        <favorite
-            launcher:packageName="com.android.browser"
-            launcher:className="com.android.browser.BrowserActivity" />
+        launcher:y="4" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MARKET;end" />
+        <favorite launcher:uri="market://details?id=com.android.launcher" />
     </resolve>
+
 </favorites>
diff --git a/res/xml/dw_phone_hotseat.xml b/res/xml/dw_phone_hotseat.xml
new file mode 100644
index 0000000000..b58994d1d7
--- /dev/null
+++ b/res/xml/dw_phone_hotseat.xml
@@ -0,0 +1,63 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<favorites xmlns:launcher="http://schemas.android.com/apk/res-auto/com.android.launcher3">
+    <!-- Hotseat (We use the screen as the position of the item in the hotseat) -->
+    <!-- Dialer, Messaging, [All Apps], Browser, Camera -->
+    <resolve
+        launcher:container="-101"
+        launcher:screen="0"
+        launcher:x="0"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.DIAL;end" />
+        <favorite launcher:uri="tel:123" />
+        <favorite launcher:uri="#Intent;action=android.intent.action.CALL_BUTTON;end" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="1"
+        launcher:x="1"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MESSAGING;end" />
+        <favorite launcher:uri="sms:" />
+        <favorite launcher:uri="smsto:" />
+        <favorite launcher:uri="mms:" />
+        <favorite launcher:uri="mmsto:" />
+    </resolve>
+
+    <!-- All Apps -->
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="3"
+        launcher:x="3"
+        launcher:y="0" >
+        <favorite
+            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_BROWSER;end" />
+        <favorite launcher:uri="http://www.example.com/" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="4"
+        launcher:x="4"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.media.action.STILL_IMAGE_CAMERA;end" />
+        <favorite launcher:uri="#Intent;action=android.intent.action.CAMERA_BUTTON;end" />
+    </resolve>
+
+</favorites>
diff --git a/res/xml/dw_tablet_hotseat.xml b/res/xml/dw_tablet_hotseat.xml
new file mode 100644
index 0000000000..671ccba3c5
--- /dev/null
+++ b/res/xml/dw_tablet_hotseat.xml
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2015 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<favorites xmlns:launcher="http://schemas.android.com/apk/res-auto/com.android.launcher3">
+    <!-- Hotseat (We use the screen as the position of the item in the hotseat) -->
+    <!-- Messaging, Email, Browser, [All Apps], Music, Gallery, Camera -->
+    <resolve
+        launcher:container="-101"
+        launcher:screen="0"
+        launcher:x="0"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MESSAGING;end" />
+        <favorite launcher:uri="sms:" />
+        <favorite launcher:uri="smsto:" />
+        <favorite launcher:uri="mms:" />
+        <favorite launcher:uri="mmsto:" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="1"
+        launcher:x="1"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_EMAIL;end" />
+        <favorite launcher:uri="mailto:" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="2"
+        launcher:x="2"
+        launcher:y="0" >
+        <favorite
+            launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_BROWSER;end" />
+        <favorite launcher:uri="http://www.example.com/" />
+    </resolve>
+
+    <!-- All Apps -->
+
+    <favorite
+        launcher:container="-101"
+        launcher:screen="4"
+        launcher:x="4"
+        launcher:y="0"
+        launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_MUSIC;end" />
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="5"
+        launcher:x="5"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.intent.action.MAIN;category=android.intent.category.APP_GALLERY;end" />
+        <favorite launcher:uri="#Intent;type=images/*;end" />
+    </resolve>
+
+    <resolve
+        launcher:container="-101"
+        launcher:screen="6"
+        launcher:x="6"
+        launcher:y="0" >
+        <favorite launcher:uri="#Intent;action=android.media.action.STILL_IMAGE_CAMERA;end" />
+        <favorite launcher:uri="#Intent;action=android.intent.action.CAMERA_BUTTON;end" />
+    </resolve>
+
+</favorites>
diff --git a/src/com/android/launcher3/AppWidgetResizeFrame.java b/src/com/android/launcher3/AppWidgetResizeFrame.java
index ea7c22189e..e6bf525315 100644
--- a/src/com/android/launcher3/AppWidgetResizeFrame.java
+++ b/src/com/android/launcher3/AppWidgetResizeFrame.java
@@ -75,8 +75,8 @@ public class AppWidgetResizeFrame extends FrameLayout {
         mResizeMode = info.resizeMode;
         mDragLayer = dragLayer;
 
-        mMinHSpan = info.getMinSpanX(mLauncher);
-        mMinVSpan = info.getMinSpanY(mLauncher);
+        mMinHSpan = info.minSpanX;
+        mMinVSpan = info.minSpanY;
 
         setBackgroundResource(R.drawable.widget_resize_shadow);
         setForeground(getResources().getDrawable(R.drawable.widget_resize_frame));
diff --git a/src/com/android/launcher3/AppWidgetsRestoredReceiver.java b/src/com/android/launcher3/AppWidgetsRestoredReceiver.java
index 5e7a012d21..b1d51ece04 100644
--- a/src/com/android/launcher3/AppWidgetsRestoredReceiver.java
+++ b/src/com/android/launcher3/AppWidgetsRestoredReceiver.java
@@ -13,6 +13,7 @@ import android.os.AsyncTask;
 import android.util.Log;
 
 import com.android.launcher3.LauncherSettings.Favorites;
+import com.android.launcher3.compat.AppWidgetManagerCompat;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -48,7 +49,8 @@ public class AppWidgetsRestoredReceiver extends BroadcastReceiver {
             final AppWidgetProviderInfo provider = widgets.getAppWidgetInfo(newWidgetIds[i]);
             final int state;
             if (LauncherModel.isValidProvider(provider)) {
-                state = LauncherAppWidgetInfo.RESTORE_COMPLETED;
+                // This will ensure that we show 'Click to setup' UI if required.
+                state = LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
             } else {
                 state = LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;
             }
diff --git a/src/com/android/launcher3/AutoInstallsLayout.java b/src/com/android/launcher3/AutoInstallsLayout.java
index 99a98ddac2..440e4e7b99 100644
--- a/src/com/android/launcher3/AutoInstallsLayout.java
+++ b/src/com/android/launcher3/AutoInstallsLayout.java
@@ -355,7 +355,7 @@ public class AutoInstallsLayout {
                     return addShortcut(info.loadLabel(mPackageManager).toString(),
                             intent, Favorites.ITEM_TYPE_APPLICATION);
                 } catch (PackageManager.NameNotFoundException e) {
-                    if (LOGD) Log.w(TAG, "Unable to add favorite: " + packageName + "/" + className, e);
+                    Log.e(TAG, "Unable to add favorite: " + packageName + "/" + className, e);
                 }
                 return -1;
             } else {
@@ -367,7 +367,7 @@ public class AutoInstallsLayout {
          * Helper method to allow extending the parser capabilities
          */
         protected long invalidPackageOrClass(XmlResourceParser parser) {
-            if (LOGD) Log.d(TAG, "Skipping invalid <favorite> with no component");
+            Log.w(TAG, "Skipping invalid <favorite> with no component");
             return -1;
         }
     }
diff --git a/src/com/android/launcher3/BaseContainerView.java b/src/com/android/launcher3/BaseContainerView.java
index c8de9df10d..c11824054c 100644
--- a/src/com/android/launcher3/BaseContainerView.java
+++ b/src/com/android/launcher3/BaseContainerView.java
@@ -34,10 +34,12 @@ public abstract class BaseContainerView extends LinearLayout implements Insettab
     // The bounds of the search bar.  Only the left, top, right are used to inset the
     // search bar and the height is determined by the measurement of the layout
     private Rect mFixedSearchBarBounds = new Rect();
-    // The bounds of the container
+    // The computed bounds of the search bar
+    private Rect mSearchBarBounds = new Rect();
+    // The computed bounds of the container
     protected Rect mContentBounds = new Rect();
-    // The padding to apply to the container to achieve the bounds
-    protected Rect mContentPadding = new Rect();
+    // The computed padding to apply to the container to achieve the container bounds
+    private Rect mContentPadding = new Rect();
     // The inset to apply to the edges and between the search bar and the container
     private int mContainerBoundsInset;
     private boolean mHasSearchBar;
@@ -90,7 +92,7 @@ public abstract class BaseContainerView extends LinearLayout implements Insettab
      */
     protected void updateBackgroundAndPaddings() {
         Rect padding;
-        Rect searchBarBounds = new Rect(mFixedSearchBarBounds);
+        Rect searchBarBounds = new Rect();
         if (!isValidSearchBarBounds(mFixedSearchBarBounds)) {
             // Use the default bounds
             padding = new Rect(mInsets.left + mContainerBoundsInset,
@@ -110,14 +112,20 @@ public abstract class BaseContainerView extends LinearLayout implements Insettab
                     (mHasSearchBar ? 0 : (mInsets.top + mContainerBoundsInset)),
                     getMeasuredWidth() - mFixedSearchBarBounds.right,
                     mInsets.bottom + mContainerBoundsInset);
+
+            // Use the search bounds
+            searchBarBounds.set(mFixedSearchBarBounds);
         }
-        if (!padding.equals(mContentPadding) || !searchBarBounds.equals(mFixedSearchBarBounds)) {
+
+        // If either the computed container padding has changed, or the computed search bar bounds
+        // has changed, then notify the container
+        if (!padding.equals(mContentPadding) || !searchBarBounds.equals(mSearchBarBounds)) {
             mContentPadding.set(padding);
             mContentBounds.set(padding.left, padding.top,
                     getMeasuredWidth() - padding.right,
                     getMeasuredHeight() - padding.bottom);
-            mFixedSearchBarBounds.set(searchBarBounds);
-            onUpdateBackgroundAndPaddings(mFixedSearchBarBounds, padding);
+            mSearchBarBounds.set(searchBarBounds);
+            onUpdateBackgroundAndPaddings(mSearchBarBounds, padding);
         }
     }
 
diff --git a/src/com/android/launcher3/BaseRecyclerView.java b/src/com/android/launcher3/BaseRecyclerView.java
index 0fae427e86..f0d8b3b3d2 100644
--- a/src/com/android/launcher3/BaseRecyclerView.java
+++ b/src/com/android/launcher3/BaseRecyclerView.java
@@ -92,9 +92,15 @@ public abstract class BaseRecyclerView extends RecyclerView
             // TODO(winsonc): If we want to animate the section heads while scrolling, we can
             //                initiate that here if the recycler view scroll state is not
             //                RecyclerView.SCROLL_STATE_IDLE.
+
+            onUpdateScrollbar(dy);
         }
     }
 
+    public void reset() {
+        mScrollbar.reattachThumbToScroll();
+    }
+
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
@@ -143,7 +149,7 @@ public abstract class BaseRecyclerView extends RecyclerView
                 mScrollbar.handleTouchEvent(ev, mDownX, mDownY, mLastY);
                 break;
         }
-        return mScrollbar.isDragging();
+        return mScrollbar.isDraggingThumb();
     }
 
     public void onRequestDisallowInterceptTouchEvent(boolean disallowIntercept) {
@@ -185,12 +191,10 @@ public abstract class BaseRecyclerView extends RecyclerView
      *   AvailableScrollHeight = Total height of the all items - last page height
      *
      * This assumes that all rows are the same height.
-     *
-     * @param yOffset the offset from the top of the recycler view to start tracking.
      */
-    protected int getAvailableScrollHeight(int rowCount, int rowHeight, int yOffset) {
+    protected int getAvailableScrollHeight(int rowCount, int rowHeight) {
         int visibleHeight = getHeight() - mBackgroundPadding.top - mBackgroundPadding.bottom;
-        int scrollHeight = getPaddingTop() + yOffset + rowCount * rowHeight + getPaddingBottom();
+        int scrollHeight = getPaddingTop() + rowCount * rowHeight + getPaddingBottom();
         int availableScrollHeight = scrollHeight - visibleHeight;
         return availableScrollHeight;
     }
@@ -222,7 +226,7 @@ public abstract class BaseRecyclerView extends RecyclerView
     @Override
     protected void dispatchDraw(Canvas canvas) {
         super.dispatchDraw(canvas);
-        onUpdateScrollbar();
+        onUpdateScrollbar(0);
         mScrollbar.draw(canvas);
     }
 
@@ -234,24 +238,21 @@ public abstract class BaseRecyclerView extends RecyclerView
      * @param scrollPosState the current scroll position
      * @param rowCount the number of rows, used to calculate the total scroll height (assumes that
      *                 all rows are the same height)
-     * @param yOffset the offset to start tracking in the recycler view (only used for all apps)
      */
     protected void synchronizeScrollBarThumbOffsetToViewScroll(ScrollPositionState scrollPosState,
-            int rowCount, int yOffset) {
-        int availableScrollHeight = getAvailableScrollHeight(rowCount, scrollPosState.rowHeight,
-                yOffset);
-        int availableScrollBarHeight = getAvailableScrollBarHeight();
-
+            int rowCount) {
         // Only show the scrollbar if there is height to be scrolled
+        int availableScrollBarHeight = getAvailableScrollBarHeight();
+        int availableScrollHeight = getAvailableScrollHeight(rowCount, scrollPosState.rowHeight);
         if (availableScrollHeight <= 0) {
-            mScrollbar.setScrollbarThumbOffset(-1, -1);
+            mScrollbar.setThumbOffset(-1, -1);
             return;
         }
 
         // Calculate the current scroll position, the scrollY of the recycler view accounts for the
         // view padding, while the scrollBarY is drawn right up to the background padding (ignoring
         // padding)
-        int scrollY = getPaddingTop() + yOffset +
+        int scrollY = getPaddingTop() +
                 (scrollPosState.rowIndex * scrollPosState.rowHeight) - scrollPosState.rowTopOffset;
         int scrollBarY = mBackgroundPadding.top +
                 (int) (((float) scrollY / availableScrollHeight) * availableScrollBarHeight);
@@ -261,9 +262,9 @@ public abstract class BaseRecyclerView extends RecyclerView
         if (Utilities.isRtl(getResources())) {
             scrollBarX = mBackgroundPadding.left;
         } else {
-            scrollBarX = getWidth() - mBackgroundPadding.right - mScrollbar.getWidth();
+            scrollBarX = getWidth() - mBackgroundPadding.right - mScrollbar.getThumbWidth();
         }
-        mScrollbar.setScrollbarThumbOffset(scrollBarX, scrollBarY);
+        mScrollbar.setThumbOffset(scrollBarX, scrollBarY);
     }
 
     /**
@@ -276,10 +277,15 @@ public abstract class BaseRecyclerView extends RecyclerView
      * Updates the bounds for the scrollbar.
      * <p>Override in each subclass of this base class.
      */
-    public abstract void onUpdateScrollbar();
+    public abstract void onUpdateScrollbar(int dy);
 
     /**
      * <p>Override in each subclass of this base class.
      */
     public void onFastScrollCompleted() {}
+
+    /**
+     * Returns information about the item that the recycler view is currently scrolled to.
+     */
+    protected abstract void getCurScrollState(ScrollPositionState stateOut);
 }
\ No newline at end of file
diff --git a/src/com/android/launcher3/BaseRecyclerViewFastScrollBar.java b/src/com/android/launcher3/BaseRecyclerViewFastScrollBar.java
index 2c4184dc48..fcee7e8ddf 100644
--- a/src/com/android/launcher3/BaseRecyclerViewFastScrollBar.java
+++ b/src/com/android/launcher3/BaseRecyclerViewFastScrollBar.java
@@ -23,6 +23,7 @@ import android.content.res.Resources;
 import android.graphics.Canvas;
 import android.graphics.Color;
 import android.graphics.Paint;
+import android.graphics.Path;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.view.MotionEvent;
@@ -51,14 +52,21 @@ public class BaseRecyclerViewFastScrollBar {
     private int mThumbActiveColor;
     @Thunk Point mThumbOffset = new Point(-1, -1);
     @Thunk Paint mThumbPaint;
-    private Paint mTrackPaint;
     private int mThumbMinWidth;
     private int mThumbMaxWidth;
     @Thunk int mThumbWidth;
     @Thunk int mThumbHeight;
+    private int mThumbCurvature;
+    private Path mThumbPath = new Path();
+    private Paint mTrackPaint;
+    private int mTrackWidth;
+    private float mLastTouchY;
     // The inset is the buffer around which a point will still register as a click on the scrollbar
     private int mTouchInset;
     private boolean mIsDragging;
+    private boolean mIsThumbDetached;
+    private boolean mCanThumbDetach;
+    private boolean mIgnoreDragGesture;
 
     // This is the offset from the top of the scrollbar when the user first starts touching.  To
     // prevent jumping, this offset is applied as the user scrolls.
@@ -72,51 +80,74 @@ public class BaseRecyclerViewFastScrollBar {
         mPopup = new BaseRecyclerViewFastScrollPopup(rv, res);
         mTrackPaint = new Paint();
         mTrackPaint.setColor(rv.getFastScrollerTrackColor(Color.BLACK));
-        mTrackPaint.setAlpha(0);
+        mTrackPaint.setAlpha(MAX_TRACK_ALPHA);
         mThumbInactiveColor = rv.getFastScrollerThumbInactiveColor(
                 res.getColor(R.color.container_fastscroll_thumb_inactive_color));
         mThumbActiveColor = res.getColor(R.color.container_fastscroll_thumb_active_color);
         mThumbPaint = new Paint();
+        mThumbPaint.setAntiAlias(true);
         mThumbPaint.setColor(mThumbInactiveColor);
+        mThumbPaint.setStyle(Paint.Style.FILL);
         mThumbWidth = mThumbMinWidth = res.getDimensionPixelSize(R.dimen.container_fastscroll_thumb_min_width);
         mThumbMaxWidth = res.getDimensionPixelSize(R.dimen.container_fastscroll_thumb_max_width);
         mThumbHeight = res.getDimensionPixelSize(R.dimen.container_fastscroll_thumb_height);
+        mThumbCurvature = mThumbMaxWidth - mThumbMinWidth;
         mTouchInset = res.getDimensionPixelSize(R.dimen.container_fastscroll_thumb_touch_inset);
     }
 
-    public void setScrollbarThumbOffset(int x, int y) {
+    public void setDetachThumbOnFastScroll() {
+        mCanThumbDetach = true;
+    }
+
+    public void reattachThumbToScroll() {
+        mIsThumbDetached = false;
+    }
+
+    public void setThumbOffset(int x, int y) {
         if (mThumbOffset.x == x && mThumbOffset.y == y) {
             return;
         }
-        mInvalidateRect.set(mThumbOffset.x, 0, mThumbOffset.x + mThumbWidth, mRv.getHeight());
+        mInvalidateRect.set(mThumbOffset.x - mThumbCurvature, mThumbOffset.y,
+                mThumbOffset.x + mThumbWidth, mThumbOffset.y + mThumbHeight);
         mThumbOffset.set(x, y);
-        mInvalidateRect.union(new Rect(mThumbOffset.x, 0, mThumbOffset.x + mThumbWidth,
-                mRv.getHeight()));
+        updateThumbPath();
+        mInvalidateRect.union(mThumbOffset.x - mThumbCurvature, mThumbOffset.y,
+                mThumbOffset.x + mThumbWidth, mThumbOffset.y + mThumbHeight);
         mRv.invalidate(mInvalidateRect);
     }
 
-    // Setter/getter for the search bar width for animations
-    public void setWidth(int width) {
-        mInvalidateRect.set(mThumbOffset.x, 0, mThumbOffset.x + mThumbWidth, mRv.getHeight());
+    public Point getThumbOffset() {
+        return mThumbOffset;
+    }
+
+    // Setter/getter for the thumb bar width for animations
+    public void setThumbWidth(int width) {
+        mInvalidateRect.set(mThumbOffset.x - mThumbCurvature, mThumbOffset.y,
+                mThumbOffset.x + mThumbWidth, mThumbOffset.y + mThumbHeight);
         mThumbWidth = width;
-        mInvalidateRect.union(new Rect(mThumbOffset.x, 0, mThumbOffset.x + mThumbWidth,
-                mRv.getHeight()));
+        updateThumbPath();
+        mInvalidateRect.union(mThumbOffset.x - mThumbCurvature, mThumbOffset.y,
+                mThumbOffset.x + mThumbWidth, mThumbOffset.y + mThumbHeight);
         mRv.invalidate(mInvalidateRect);
     }
 
-    public int getWidth() {
+    public int getThumbWidth() {
         return mThumbWidth;
     }
 
-    // Setter/getter for the track background alpha for animations
-    public void setTrackAlpha(int alpha) {
-        mTrackPaint.setAlpha(alpha);
-        mInvalidateRect.set(mThumbOffset.x, 0, mThumbOffset.x + mThumbWidth, mRv.getHeight());
+    // Setter/getter for the track bar width for animations
+    public void setTrackWidth(int width) {
+        mInvalidateRect.set(mThumbOffset.x - mThumbCurvature, 0, mThumbOffset.x + mThumbWidth,
+                mRv.getHeight());
+        mTrackWidth = width;
+        updateThumbPath();
+        mInvalidateRect.union(mThumbOffset.x - mThumbCurvature, 0, mThumbOffset.x + mThumbWidth,
+                mRv.getHeight());
         mRv.invalidate(mInvalidateRect);
     }
 
-    public int getTrackAlpha() {
-        return mTrackPaint.getAlpha();
+    public int getTrackWidth() {
+        return mTrackWidth;
     }
 
     public int getThumbHeight() {
@@ -127,10 +158,18 @@ public class BaseRecyclerViewFastScrollBar {
         return mThumbMaxWidth;
     }
 
-    public boolean isDragging() {
+    public float getLastTouchY() {
+        return mLastTouchY;
+    }
+
+    public boolean isDraggingThumb() {
         return mIsDragging;
     }
 
+    public boolean isThumbDetached() {
+        return mIsThumbDetached;
+    }
+
     /**
      * Handles the touch event and determines whether to show the fast scroller (or updates it if
      * it is already showing).
@@ -142,16 +181,21 @@ public class BaseRecyclerViewFastScrollBar {
         int y = (int) ev.getY();
         switch (action) {
             case MotionEvent.ACTION_DOWN:
-                if (isNearPoint(downX, downY)) {
+                if (isNearThumb(downX, downY)) {
                     mTouchOffset = downY - mThumbOffset.y;
                 }
                 break;
             case MotionEvent.ACTION_MOVE:
-                // Check if we should start scrolling
-                if (!mIsDragging && isNearPoint(downX, downY) &&
+                // Check if we should start scrolling, but ignore this fastscroll gesture if we have
+                // exceeded some fixed movement
+                mIgnoreDragGesture |= Math.abs(y - downY) > config.getScaledPagingTouchSlop();
+                if (!mIsDragging && !mIgnoreDragGesture && isNearThumb(downX, lastY) &&
                         Math.abs(y - downY) > config.getScaledTouchSlop()) {
                     mRv.getParent().requestDisallowInterceptTouchEvent(true);
                     mIsDragging = true;
+                    if (mCanThumbDetach) {
+                        mIsThumbDetached = true;
+                    }
                     mTouchOffset += (lastY - downY);
                     mPopup.animateVisibility(true);
                     animateScrollbar(true);
@@ -166,11 +210,14 @@ public class BaseRecyclerViewFastScrollBar {
                     mPopup.setSectionName(sectionName);
                     mPopup.animateVisibility(!sectionName.isEmpty());
                     mRv.invalidate(mPopup.updateFastScrollerBounds(mRv, lastY));
+                    mLastTouchY = boundedY;
                 }
                 break;
             case MotionEvent.ACTION_UP:
             case MotionEvent.ACTION_CANCEL:
                 mTouchOffset = 0;
+                mLastTouchY = 0;
+                mIgnoreDragGesture = false;
                 if (mIsDragging) {
                     mIsDragging = false;
                     mPopup.animateVisibility(false);
@@ -189,8 +236,7 @@ public class BaseRecyclerViewFastScrollBar {
         if (mTrackPaint.getAlpha() > 0) {
             canvas.drawRect(mThumbOffset.x, 0, mThumbOffset.x + mThumbWidth, mRv.getHeight(), mTrackPaint);
         }
-        canvas.drawRect(mThumbOffset.x, mThumbOffset.y, mThumbOffset.x + mThumbWidth,
-                mThumbOffset.y + mThumbHeight, mThumbPaint);
+        canvas.drawPath(mThumbPath, mThumbPaint);
 
         // Draw the popup
         mPopup.draw(canvas);
@@ -203,30 +249,49 @@ public class BaseRecyclerViewFastScrollBar {
         if (mScrollbarAnimator != null) {
             mScrollbarAnimator.cancel();
         }
-        ObjectAnimator trackAlphaAnim = ObjectAnimator.ofInt(this, "trackAlpha",
-                isScrolling ? MAX_TRACK_ALPHA : 0);
-        ObjectAnimator thumbWidthAnim = ObjectAnimator.ofInt(this, "width",
-                isScrolling ? mThumbMaxWidth : mThumbMinWidth);
-        ValueAnimator colorAnimation = ValueAnimator.ofObject(new ArgbEvaluator(),
-                mThumbPaint.getColor(), isScrolling ? mThumbActiveColor : mThumbInactiveColor);
-        colorAnimation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
-            @Override
-            public void onAnimationUpdate(ValueAnimator animator) {
-                mThumbPaint.setColor((Integer) animator.getAnimatedValue());
-                mRv.invalidate(mThumbOffset.x, mThumbOffset.y, mThumbOffset.x + mThumbWidth,
-                        mThumbOffset.y + mThumbHeight);
-            }
-        });
+
         mScrollbarAnimator = new AnimatorSet();
-        mScrollbarAnimator.playTogether(trackAlphaAnim, thumbWidthAnim, colorAnimation);
+        ObjectAnimator trackWidthAnim = ObjectAnimator.ofInt(this, "trackWidth",
+                isScrolling ? mThumbMaxWidth : mThumbMinWidth);
+        ObjectAnimator thumbWidthAnim = ObjectAnimator.ofInt(this, "thumbWidth",
+                isScrolling ? mThumbMaxWidth : mThumbMinWidth);
+        mScrollbarAnimator.playTogether(trackWidthAnim, thumbWidthAnim);
+        if (mThumbActiveColor != mThumbInactiveColor) {
+            ValueAnimator colorAnimation = ValueAnimator.ofObject(new ArgbEvaluator(),
+                    mThumbPaint.getColor(), isScrolling ? mThumbActiveColor : mThumbInactiveColor);
+            colorAnimation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
+                @Override
+                public void onAnimationUpdate(ValueAnimator animator) {
+                    mThumbPaint.setColor((Integer) animator.getAnimatedValue());
+                    mRv.invalidate(mThumbOffset.x, mThumbOffset.y, mThumbOffset.x + mThumbWidth,
+                            mThumbOffset.y + mThumbHeight);
+                }
+            });
+            mScrollbarAnimator.play(colorAnimation);
+        }
         mScrollbarAnimator.setDuration(SCROLL_BAR_VIS_DURATION);
         mScrollbarAnimator.start();
     }
 
+    /**
+     * Updates the path for the thumb drawable.
+     */
+    private void updateThumbPath() {
+        mThumbCurvature = mThumbMaxWidth - mThumbWidth;
+        mThumbPath.reset();
+        mThumbPath.moveTo(mThumbOffset.x + mThumbWidth, mThumbOffset.y);                    // tr
+        mThumbPath.lineTo(mThumbOffset.x + mThumbWidth, mThumbOffset.y + mThumbHeight);     // br
+        mThumbPath.lineTo(mThumbOffset.x, mThumbOffset.y + mThumbHeight);                   // bl
+        mThumbPath.cubicTo(mThumbOffset.x, mThumbOffset.y + mThumbHeight,
+                mThumbOffset.x - mThumbCurvature, mThumbOffset.y + mThumbHeight / 2,
+                mThumbOffset.x, mThumbOffset.y);                                            // bl2tl
+        mThumbPath.close();
+    }
+
     /**
      * Returns whether the specified points are near the scroll bar bounds.
      */
-    private boolean isNearPoint(int x, int y) {
+    private boolean isNearThumb(int x, int y) {
         mTmpRect.set(mThumbOffset.x, mThumbOffset.y, mThumbOffset.x + mThumbWidth,
                 mThumbOffset.y + mThumbHeight);
         mTmpRect.inset(mTouchInset, mTouchInset);
diff --git a/src/com/android/launcher3/BubbleTextView.java b/src/com/android/launcher3/BubbleTextView.java
index a0be8ea2b2..5070878244 100644
--- a/src/com/android/launcher3/BubbleTextView.java
+++ b/src/com/android/launcher3/BubbleTextView.java
@@ -34,11 +34,13 @@ import android.util.SparseArray;
 import android.util.TypedValue;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
+import android.view.View;
 import android.view.ViewConfiguration;
 import android.view.ViewParent;
 import android.view.animation.AccelerateInterpolator;
 import android.view.animation.DecelerateInterpolator;
 import android.widget.TextView;
+
 import com.android.launcher3.IconCache.IconLoadRequest;
 import com.android.launcher3.model.PackageItemInfo;
 
@@ -508,7 +510,7 @@ public class BubbleTextView extends TextView
             mIcon.setBounds(0, 0, iconSize, iconSize);
         }
         if (mLayoutHorizontal) {
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+            if (Utilities.ATLEAST_JB_MR1) {
                 setCompoundDrawablesRelative(mIcon, null, null, null);
             } else {
                 setCompoundDrawables(mIcon, null, null, null);
@@ -538,6 +540,13 @@ public class BubbleTextView extends TextView
             } else if (info instanceof ShortcutInfo) {
                 applyFromShortcutInfo((ShortcutInfo) info,
                         LauncherAppState.getInstance().getIconCache());
+                if ((info.rank < FolderIcon.NUM_ITEMS_IN_PREVIEW) && (info.container >= 0)) {
+                    View folderIcon =
+                            mLauncher.getWorkspace().getHomescreenIconByItemId(info.container);
+                    if (folderIcon != null) {
+                        folderIcon.invalidate();
+                    }
+                }
             } else if (info instanceof PackageItemInfo) {
                 applyFromPackageItemInfo((PackageItemInfo) info);
             }
diff --git a/src/com/android/launcher3/ButtonDropTarget.java b/src/com/android/launcher3/ButtonDropTarget.java
index b7f89d02a8..2baa6d8eed 100644
--- a/src/com/android/launcher3/ButtonDropTarget.java
+++ b/src/com/android/launcher3/ButtonDropTarget.java
@@ -24,7 +24,6 @@ import android.animation.ValueAnimator.AnimatorUpdateListener;
 import android.annotation.TargetApi;
 import android.content.Context;
 import android.content.res.ColorStateList;
-import android.content.res.Configuration;
 import android.graphics.ColorMatrix;
 import android.graphics.ColorMatrixColorFilter;
 import android.graphics.PointF;
@@ -93,7 +92,7 @@ public abstract class ButtonDropTarget extends TextView
         // drawableLeft and drawableStart.
         mDrawable = getResources().getDrawable(resId);
 
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        if (Utilities.ATLEAST_JB_MR1) {
             setCompoundDrawablesRelativeWithIntrinsicBounds(mDrawable, null, null, null);
         } else {
             setCompoundDrawablesWithIntrinsicBounds(mDrawable, null, null, null);
@@ -114,7 +113,7 @@ public abstract class ButtonDropTarget extends TextView
     @Override
     public final void onDragEnter(DragObject d) {
         d.dragView.setColor(mHoverColor);
-        if (Utilities.isLmpOrAbove()) {
+        if (Utilities.ATLEAST_LOLLIPOP) {
             animateTextColor(mHoverColor);
         } else {
             if (mCurrentFilter == null) {
@@ -131,8 +130,8 @@ public abstract class ButtonDropTarget extends TextView
         // Do nothing
     }
 
-	protected void resetHoverColor() {
-        if (Utilities.isLmpOrAbove()) {
+    protected void resetHoverColor() {
+        if (Utilities.ATLEAST_LOLLIPOP) {
             animateTextColor(mOriginalTextColor.getDefaultColor());
         } else {
             mDrawable.setColorFilter(null);
diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 8096887128..84e2d49c23 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -54,7 +54,6 @@ import com.android.launcher3.accessibility.DragAndDropAccessibilityDelegate;
 import com.android.launcher3.accessibility.FolderAccessibilityHelper;
 import com.android.launcher3.accessibility.WorkspaceAccessibilityHelper;
 import com.android.launcher3.util.Thunk;
-import com.android.launcher3.widget.PendingAddWidgetInfo;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -211,6 +210,7 @@ public class CellLayout extends ViewGroup implements BubbleTextShadowHandler {
 
         mBackground = (TransitionDrawable) res.getDrawable(R.drawable.bg_screenpanel);
         mBackground.setCallback(this);
+        mBackground.setAlpha((int) (mBackgroundAlpha * 255));
 
         mReorderPreviewAnimationMagnitude = (REORDER_PREVIEW_MAGNITUDE *
                 grid.iconSizePx);
@@ -414,7 +414,11 @@ public class CellLayout extends ViewGroup implements BubbleTextShadowHandler {
             if (mIsDragOverlapping) {
                 mBackground.startTransition(BACKGROUND_ACTIVATE_DURATION);
             } else {
-                mBackground.reverseTransition(BACKGROUND_ACTIVATE_DURATION);
+                if (mBackgroundAlpha > 0f) {
+                    mBackground.reverseTransition(BACKGROUND_ACTIVATE_DURATION);
+                } else {
+                    mBackground.resetTransition();
+                }
             }
             invalidate();
         }
@@ -2681,65 +2685,6 @@ public class CellLayout extends ViewGroup implements BubbleTextShadowHandler {
         resultRect.set(x, y, x + width, y + height);
     }
 
-    /**
-     * Computes the required horizontal and vertical cell spans to always
-     * fit the given rectangle.
-     *
-     * @param width Width in pixels
-     * @param height Height in pixels
-     * @param result An array of length 2 in which to store the result (may be null).
-     */
-    public static int[] rectToCell(Launcher launcher, int width, int height, int[] result) {
-        return rectToCell(launcher.getDeviceProfile(), launcher, width, height, result);
-    }
-
-    public static int[] rectToCell(DeviceProfile grid, Context context, int width, int height,
-            int[] result) {
-        Rect padding = grid.getWorkspacePadding(Utilities.isRtl(context.getResources()));
-
-        // Always assume we're working with the smallest span to make sure we
-        // reserve enough space in both orientations.
-        int parentWidth = DeviceProfile.calculateCellWidth(grid.widthPx
-                - padding.left - padding.right, (int) grid.inv.numColumns);
-        int parentHeight = DeviceProfile.calculateCellHeight(grid.heightPx
-                - padding.top - padding.bottom, (int) grid.inv.numRows);
-        int smallerSize = Math.min(parentWidth, parentHeight);
-
-        // Always round up to next largest cell
-        int spanX = (int) Math.ceil(width / (float) smallerSize);
-        int spanY = (int) Math.ceil(height / (float) smallerSize);
-
-        if (result == null) {
-            return new int[] { spanX, spanY };
-        }
-        result[0] = spanX;
-        result[1] = spanY;
-        return result;
-    }
-
-    /**
-     * Calculate the grid spans needed to fit given item
-     */
-    public void calculateSpans(ItemInfo info) {
-        final int minWidth;
-        final int minHeight;
-
-        if (info instanceof LauncherAppWidgetInfo) {
-            minWidth = ((LauncherAppWidgetInfo) info).minWidth;
-            minHeight = ((LauncherAppWidgetInfo) info).minHeight;
-        } else if (info instanceof PendingAddWidgetInfo) {
-            minWidth = ((PendingAddWidgetInfo) info).minWidth;
-            minHeight = ((PendingAddWidgetInfo) info).minHeight;
-        } else {
-            // It's not a widget, so it must be 1x1
-            info.spanX = info.spanY = 1;
-            return;
-        }
-        int[] spans = rectToCell(mLauncher, minWidth, minHeight, null);
-        info.spanX = spans[0];
-        info.spanY = spans[1];
-    }
-
     private void clearOccupiedCells() {
         for (int x = 0; x < mCountX; x++) {
             for (int y = 0; y < mCountY; y++) {
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 62b05b0d65..774594fe2c 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -56,7 +56,6 @@ public class DeviceProfile {
     private final int overviewModeBarItemWidthPx;
     private final int overviewModeBarSpacerWidthPx;
     private final float overviewModeIconZoneRatio;
-    private final float overviewModeScaleFactor;
 
     // Workspace
     private int desiredWorkspaceLeftRightMarginPx;
@@ -136,8 +135,6 @@ public class DeviceProfile {
                 res.getDimensionPixelSize(R.dimen.dynamic_grid_overview_bar_spacer_width);
         overviewModeIconZoneRatio =
                 res.getInteger(R.integer.config_dynamic_grid_overview_icon_zone_percentage) / 100f;
-        overviewModeScaleFactor =
-                res.getInteger(R.integer.config_dynamic_grid_overview_scale_percentage) / 100f;
         iconDrawablePaddingOriginalPx =
                 res.getDimensionPixelSize(R.dimen.dynamic_grid_icon_drawable_padding);
 
@@ -334,18 +331,11 @@ public class DeviceProfile {
         }
     }
 
-    Rect getOverviewModeButtonBarRect() {
+    int getOverviewModeButtonBarHeight() {
         int zoneHeight = (int) (overviewModeIconZoneRatio * availableHeightPx);
         zoneHeight = Math.min(overviewModeMaxIconZoneHeightPx,
                 Math.max(overviewModeMinIconZoneHeightPx, zoneHeight));
-        return new Rect(0, availableHeightPx - zoneHeight, 0, availableHeightPx);
-    }
-
-    public float getOverviewModeScale(boolean isLayoutRtl) {
-        Rect workspacePadding = getWorkspacePadding(isLayoutRtl);
-        Rect overviewBar = getOverviewModeButtonBarRect();
-        int pageSpace = availableHeightPx - workspacePadding.top - workspacePadding.bottom;
-        return (overviewModeScaleFactor * (pageSpace - overviewBar.height())) / pageSpace;
+        return zoneHeight;
     }
 
     // The rect returned will be extended to below the system ui that covers the workspace
@@ -394,7 +384,7 @@ public class DeviceProfile {
         final boolean isLayoutRtl = Utilities.isRtl(launcher.getResources());
 
         // Layout the search bar space
-        View searchBar = launcher.getSearchBar();
+        View searchBar = launcher.getSearchDropTargetBar();
         lp = (FrameLayout.LayoutParams) searchBar.getLayoutParams();
         if (hasVerticalBarLayout) {
             // Vertical search bar space -- The search bar is fixed in the layout to be on the left
@@ -476,7 +466,7 @@ public class DeviceProfile {
         // Layout the Overview Mode
         ViewGroup overviewMode = launcher.getOverviewPanel();
         if (overviewMode != null) {
-            Rect r = getOverviewModeButtonBarRect();
+            int overviewButtonBarHeight = getOverviewModeButtonBarHeight();
             lp = (FrameLayout.LayoutParams) overviewMode.getLayoutParams();
             lp.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM;
 
@@ -485,7 +475,7 @@ public class DeviceProfile {
             int maxWidth = totalItemWidth + (visibleChildCount-1) * overviewModeBarSpacerWidthPx;
 
             lp.width = Math.min(availableWidthPx, maxWidth);
-            lp.height = r.height();
+            lp.height = overviewButtonBarHeight;
             overviewMode.setLayoutParams(lp);
 
             if (lp.width > totalItemWidth && visibleChildCount > 1) {
diff --git a/src/com/android/launcher3/DragLayer.java b/src/com/android/launcher3/DragLayer.java
index aaa14e6a6c..1c18747c10 100644
--- a/src/com/android/launcher3/DragLayer.java
+++ b/src/com/android/launcher3/DragLayer.java
@@ -159,7 +159,7 @@ public class DragLayer extends InsettableFrameLayout {
     }
 
     private boolean isEventOverDropTargetBar(MotionEvent ev) {
-        getDescendantRectRelativeToSelf(mLauncher.getSearchBar(), mHitRect);
+        getDescendantRectRelativeToSelf(mLauncher.getSearchDropTargetBar(), mHitRect);
         if (mHitRect.contains((int) ev.getX(), (int) ev.getY())) {
             return true;
         }
@@ -321,7 +321,7 @@ public class DragLayer extends InsettableFrameLayout {
             childrenForAccessibility.add(currentFolder);
 
             if (isInAccessibleDrag()) {
-                childrenForAccessibility.add(mLauncher.getSearchBar());
+                childrenForAccessibility.add(mLauncher.getSearchDropTargetBar());
             }
         } else {
             super.addChildrenForAccessibility(childrenForAccessibility);
diff --git a/src/com/android/launcher3/DragView.java b/src/com/android/launcher3/DragView.java
index dfa8202a73..2acfc61403 100644
--- a/src/com/android/launcher3/DragView.java
+++ b/src/com/android/launcher3/DragView.java
@@ -131,7 +131,7 @@ public class DragView extends View {
         measure(ms, ms);
         mPaint = new Paint(Paint.FILTER_BITMAP_FLAG);
 
-        if (Utilities.isLmpOrAbove()) {
+        if (Utilities.ATLEAST_LOLLIPOP) {
             setElevation(getResources().getDimension(R.dimen.drag_elevation));
         }
     }
@@ -252,14 +252,14 @@ public class DragView extends View {
             setColorScale(color, m2);
             m1.postConcat(m2);
 
-            if (Utilities.isLmpOrAbove()) {
+            if (Utilities.ATLEAST_LOLLIPOP) {
                 animateFilterTo(m1.getArray());
             } else {
                 mPaint.setColorFilter(new ColorMatrixColorFilter(m1));
                 invalidate();
             }
         } else {
-            if (!Utilities.isLmpOrAbove() || mCurrentFilter == null) {
+            if (!Utilities.ATLEAST_LOLLIPOP || mCurrentFilter == null) {
                 mPaint.setColorFilter(null);
                 invalidate();
             } else {
diff --git a/src/com/android/launcher3/allapps/AllAppsSearchEditView.java b/src/com/android/launcher3/ExtendedEditText.java
similarity index 75%
rename from src/com/android/launcher3/allapps/AllAppsSearchEditView.java
rename to src/com/android/launcher3/ExtendedEditText.java
index b7dcd66ed2..c7b64ec7de 100644
--- a/src/com/android/launcher3/allapps/AllAppsSearchEditView.java
+++ b/src/com/android/launcher3/ExtendedEditText.java
@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package com.android.launcher3.allapps;
+package com.android.launcher3;
 
 import android.content.Context;
 import android.util.AttributeSet;
@@ -22,28 +22,28 @@ import android.widget.EditText;
 
 
 /**
- * The edit text for the search container
+ * The edit text that reports back when the back key has been pressed.
  */
-public class AllAppsSearchEditView extends EditText {
+public class ExtendedEditText extends EditText {
 
     /**
      * Implemented by listeners of the back key.
      */
     public interface OnBackKeyListener {
-        public void onBackKey();
+        public boolean onBackKey();
     }
 
     private OnBackKeyListener mBackKeyListener;
 
-    public AllAppsSearchEditView(Context context) {
-        this(context, null);
+    public ExtendedEditText(Context context) {
+        super(context);
     }
 
-    public AllAppsSearchEditView(Context context, AttributeSet attrs) {
-        this(context, attrs, 0);
+    public ExtendedEditText(Context context, AttributeSet attrs) {
+        super(context, attrs);
     }
 
-    public AllAppsSearchEditView(Context context, AttributeSet attrs, int defStyleAttr) {
+    public ExtendedEditText(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
     }
 
@@ -56,7 +56,7 @@ public class AllAppsSearchEditView extends EditText {
         // If this is a back key, propagate the key back to the listener
         if (keyCode == KeyEvent.KEYCODE_BACK && event.getAction() == KeyEvent.ACTION_UP) {
             if (mBackKeyListener != null) {
-                mBackKeyListener.onBackKey();
+                return mBackKeyListener.onBackKey();
             }
             return false;
         }
diff --git a/src/com/android/launcher3/Folder.java b/src/com/android/launcher3/Folder.java
index 2e19f6eba2..c1aa35669b 100644
--- a/src/com/android/launcher3/Folder.java
+++ b/src/com/android/launcher3/Folder.java
@@ -124,7 +124,7 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
 
     @Thunk FolderPagedView mContent;
     @Thunk View mContentWrapper;
-    FolderEditText mFolderName;
+    ExtendedEditText mFolderName;
 
     private View mFooter;
     private int mFooterHeight;
@@ -196,8 +196,15 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
         mContent = (FolderPagedView) findViewById(R.id.folder_content);
         mContent.setFolder(this);
 
-        mFolderName = (FolderEditText) findViewById(R.id.folder_name);
-        mFolderName.setFolder(this);
+        mFolderName = (ExtendedEditText) findViewById(R.id.folder_name);
+        mFolderName.setOnBackKeyListener(new ExtendedEditText.OnBackKeyListener() {
+            @Override
+            public boolean onBackKey() {
+                // Close the activity on back key press
+                doneEditingFolderName(true);
+                return false;
+            }
+        });
         mFolderName.setOnFocusChangeListener(this);
 
         // We disable action mode for now since it messes up the view on phones
@@ -275,7 +282,7 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
 
     @Override
     public void enableAccessibleDrag(boolean enable) {
-        mLauncher.getSearchBar().enableAccessibleDrag(enable);
+        mLauncher.getSearchDropTargetBar().enableAccessibleDrag(enable);
         for (int i = 0; i < mContent.getChildCount(); i++) {
             mContent.getPageAt(i).enableAccessibleDrag(enable, CellLayout.FOLDER_ACCESSIBILITY_DRAG);
         }
@@ -446,7 +453,7 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
 
         Animator openFolderAnim = null;
         final Runnable onCompleteRunnable;
-        if (!Utilities.isLmpOrAbove()) {
+        if (!Utilities.ATLEAST_LOLLIPOP) {
             positionAndSizeAsIcon();
             centerAboutIcon();
 
@@ -561,7 +568,7 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
                 public void onAnimationEnd(Animator animation) {
                     mFolderName.animate().setDuration(FOLDER_NAME_ANIMATION_DURATION)
                         .translationX(0)
-                        .setInterpolator(Utilities.isLmpOrAbove() ?
+                        .setInterpolator(Utilities.ATLEAST_LOLLIPOP ?
                                 AnimationUtils.loadInterpolator(mLauncher,
                                         android.R.interpolator.fast_out_slow_in)
                                 : new LogDecelerateInterpolator(100, 0));
@@ -1389,7 +1396,7 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
     }
 
     // Compares item position based on rank and position giving priority to the rank.
-    private static final Comparator<ItemInfo> ITEM_POS_COMPARATOR = new Comparator<ItemInfo>() {
+    public static final Comparator<ItemInfo> ITEM_POS_COMPARATOR = new Comparator<ItemInfo>() {
 
         @Override
         public int compare(ItemInfo lhs, ItemInfo rhs) {
diff --git a/src/com/android/launcher3/FolderEditText.java b/src/com/android/launcher3/FolderEditText.java
deleted file mode 100644
index c311008990..0000000000
--- a/src/com/android/launcher3/FolderEditText.java
+++ /dev/null
@@ -1,36 +0,0 @@
-package com.android.launcher3;
-
-import android.content.Context;
-import android.util.AttributeSet;
-import android.view.KeyEvent;
-import android.widget.EditText;
-
-public class FolderEditText extends EditText {
-
-    private Folder mFolder;
-
-    public FolderEditText(Context context) {
-        super(context);
-    }
-
-    public FolderEditText(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-    public FolderEditText(Context context, AttributeSet attrs, int defStyle) {
-        super(context, attrs, defStyle);
-    }
-
-    public void setFolder(Folder folder) {
-        mFolder = folder;
-    }
-
-    @Override
-    public boolean onKeyPreIme(int keyCode, KeyEvent event) {
-        // Catch the back button on the soft keyboard so that we can just close the activity
-        if (event.getKeyCode() == android.view.KeyEvent.KEYCODE_BACK) {
-            mFolder.doneEditingFolderName(true);
-        }
-        return super.onKeyPreIme(keyCode, event);
-    }
-}
diff --git a/src/com/android/launcher3/FolderPagedView.java b/src/com/android/launcher3/FolderPagedView.java
index f2ec1b68c5..cc9c5738aa 100644
--- a/src/com/android/launcher3/FolderPagedView.java
+++ b/src/com/android/launcher3/FolderPagedView.java
@@ -329,6 +329,10 @@ public class FolderPagedView extends PagedView {
                 lp.cellY = info.cellY;
                 currentPage.addViewToCellLayout(
                         v, -1, mFolder.mLauncher.getViewIdForItem(info), lp, true);
+
+                if (rank < FolderIcon.NUM_ITEMS_IN_PREVIEW && v instanceof BubbleTextView) {
+                    ((BubbleTextView) v).verifyHighRes();
+                }
             }
 
             rank ++;
diff --git a/src/com/android/launcher3/IconCache.java b/src/com/android/launcher3/IconCache.java
index 916418f18c..59ab8397d9 100644
--- a/src/com/android/launcher3/IconCache.java
+++ b/src/com/android/launcher3/IconCache.java
@@ -540,7 +540,7 @@ public class IconCache {
             mCache.put(cacheKey, entry);
 
             // Check the DB first.
-            if (!getEntryFromDB(componentName, user, entry, useLowResIcon)) {
+            if (!getEntryFromDB(cacheKey, entry, useLowResIcon)) {
                 if (info != null) {
                     entry.icon = Utilities.createIconBitmap(info.getBadgedIcon(mIconDpi), mContext);
                 } else {
@@ -579,7 +579,14 @@ public class IconCache {
             Bitmap icon, CharSequence title) {
         removeFromMemCacheLocked(packageName, user);
 
-        CacheEntry entry = getEntryForPackageLocked(packageName, user, false);
+        ComponentKey cacheKey = getPackageKey(packageName, user);
+        CacheEntry entry = mCache.get(cacheKey);
+
+        // For icon caching, do not go through DB. Just update the in-memory entry.
+        if (entry == null) {
+            entry = new CacheEntry();
+            mCache.put(cacheKey, entry);
+        }
         if (!TextUtils.isEmpty(title)) {
             entry.title = title;
         }
@@ -588,15 +595,18 @@ public class IconCache {
         }
     }
 
+    private static ComponentKey getPackageKey(String packageName, UserHandleCompat user) {
+        ComponentName cn = new ComponentName(packageName, packageName + EMPTY_CLASS_NAME);
+        return new ComponentKey(cn, user);
+    }
+
     /**
      * Gets an entry for the package, which can be used as a fallback entry for various components.
      * This method is not thread safe, it must be called from a synchronized method.
-     *
      */
     private CacheEntry getEntryForPackageLocked(String packageName, UserHandleCompat user,
             boolean useLowResIcon) {
-        ComponentName cn = new ComponentName(packageName, packageName + EMPTY_CLASS_NAME);
-        ComponentKey cacheKey = new ComponentKey(cn, user);
+        ComponentKey cacheKey = getPackageKey(packageName, user);
         CacheEntry entry = mCache.get(cacheKey);
 
         if (entry == null || (entry.isLowResIcon && !useLowResIcon)) {
@@ -604,9 +614,11 @@ public class IconCache {
             boolean entryUpdated = true;
 
             // Check the DB first.
-            if (!getEntryFromDB(cn, user, entry, useLowResIcon)) {
+            if (!getEntryFromDB(cacheKey, entry, useLowResIcon)) {
                 try {
-                    PackageInfo info = mPackageManager.getPackageInfo(packageName, 0);
+                    int flags = UserHandleCompat.myUserHandle().equals(user) ? 0 :
+                        PackageManager.GET_UNINSTALLED_PACKAGES;
+                    PackageInfo info = mPackageManager.getPackageInfo(packageName, flags);
                     ApplicationInfo appInfo = info.applicationInfo;
                     if (appInfo == null) {
                         throw new NameNotFoundException("ApplicationInfo is null");
@@ -622,7 +634,8 @@ public class IconCache {
                     // package updates.
                     ContentValues values =
                             newContentValues(entry.icon, entry.title.toString(), mPackageBgColor);
-                    addIconToDB(values, cn, info, mUserManager.getSerialNumberForUser(user));
+                    addIconToDB(values, cacheKey.componentName, info,
+                            mUserManager.getSerialNumberForUser(user));
 
                 } catch (NameNotFoundException e) {
                     if (DEBUG) Log.d(TAG, "Application not installed " + packageName);
@@ -649,7 +662,7 @@ public class IconCache {
      * @param dpi the native density of the icon
      */
     public void preloadIcon(ComponentName componentName, Bitmap icon, int dpi, String label,
-            long userSerial) {
+            long userSerial, InvariantDeviceProfile idp) {
         // TODO rescale to the correct native DPI
         try {
             PackageManager packageManager = mContext.getPackageManager();
@@ -660,21 +673,22 @@ public class IconCache {
             // pass
         }
 
-        ContentValues values = newContentValues(icon, label, Color.TRANSPARENT);
+        ContentValues values = newContentValues(
+                Bitmap.createScaledBitmap(icon, idp.iconBitmapSize, idp.iconBitmapSize, true),
+                label, Color.TRANSPARENT);
         values.put(IconDB.COLUMN_COMPONENT, componentName.flattenToString());
         values.put(IconDB.COLUMN_USER, userSerial);
         mIconDb.getWritableDatabase().insertWithOnConflict(IconDB.TABLE_NAME, null, values,
                 SQLiteDatabase.CONFLICT_REPLACE);
     }
 
-    private boolean getEntryFromDB(ComponentName component, UserHandleCompat user,
-            CacheEntry entry, boolean lowRes) {
+    private boolean getEntryFromDB(ComponentKey cacheKey, CacheEntry entry, boolean lowRes) {
         Cursor c = mIconDb.getReadableDatabase().query(IconDB.TABLE_NAME,
                 new String[] {lowRes ? IconDB.COLUMN_ICON_LOW_RES : IconDB.COLUMN_ICON,
                         IconDB.COLUMN_LABEL},
                 IconDB.COLUMN_COMPONENT + " = ? AND " + IconDB.COLUMN_USER + " = ?",
-                new String[] {component.flattenToString(),
-                    Long.toString(mUserManager.getSerialNumberForUser(user))},
+                new String[] {cacheKey.componentName.flattenToString(),
+                    Long.toString(mUserManager.getSerialNumberForUser(cacheKey.user))},
                 null, null, null);
         try {
             if (c.moveToNext()) {
@@ -685,7 +699,8 @@ public class IconCache {
                     entry.title = "";
                     entry.contentDescription = "";
                 } else {
-                    entry.contentDescription = mUserManager.getBadgedLabelForUser(entry.title, user);
+                    entry.contentDescription = mUserManager.getBadgedLabelForUser(
+                            entry.title, cacheKey.user);
                 }
                 return true;
             }
@@ -774,7 +789,7 @@ public class IconCache {
     }
 
     private static final class IconDB extends SQLiteOpenHelper {
-        private final static int DB_VERSION = 6;
+        private final static int DB_VERSION = 7;
 
         private final static String TABLE_NAME = "icons";
         private final static String COLUMN_ROWID = "rowid";
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 6648b6e74d..1f843cb702 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -116,8 +116,6 @@ import java.io.FileDescriptor;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.PrintWriter;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
 import java.text.DateFormat;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -132,8 +130,7 @@ import java.util.concurrent.atomic.AtomicInteger;
  */
 public class Launcher extends Activity
         implements View.OnClickListener, OnLongClickListener, LauncherModel.Callbacks,
-                   View.OnTouchListener, PageSwitchListener, LauncherProviderChangeListener,
-                   LauncherStateTransitionAnimation.Callbacks {
+                   View.OnTouchListener, PageSwitchListener, LauncherProviderChangeListener {
     static final String TAG = "Launcher";
     static final boolean LOGD = false;
 
@@ -304,6 +301,8 @@ public class Launcher extends Activity
     private boolean mHasFocus = false;
     private boolean mAttached = false;
 
+    private LauncherClings mClings;
+
     private static LongArrayMap<FolderInfo> sFolders = new LongArrayMap<>();
 
     private View.OnTouchListener mHapticFeedbackTouchListener;
@@ -361,18 +360,6 @@ public class Launcher extends Activity
         }
     }
 
-    // TODO: remove this field and call method directly when Launcher3 can depend on M APIs
-    private static Method sClipRevealMethod = null;
-    static {
-        Class<?> activityOptionsClass = ActivityOptions.class;
-        try {
-            sClipRevealMethod = activityOptionsClass.getDeclaredMethod("makeClipRevealAnimation",
-                    View.class, int.class, int.class, int.class, int.class);
-        } catch (Exception e) {
-            // Earlier version
-        }
-    }
-
     @Thunk Runnable mBuildLayersRunnable = new Runnable() {
         public void run() {
             if (mWorkspace != null) {
@@ -452,7 +439,7 @@ public class Launcher extends Activity
 
         mDragController = new DragController(this);
         mInflater = getLayoutInflater();
-        mStateTransitionAnimation = new LauncherStateTransitionAnimation(this, this);
+        mStateTransitionAnimation = new LauncherStateTransitionAnimation(this);
 
         mStats = new Stats(this);
 
@@ -663,12 +650,12 @@ public class Launcher extends Activity
     public boolean isDraggingEnabled() {
         // We prevent dragging when we are loading the workspace as it is possible to pick up a view
         // that is subsequently removed from the workspace in startBinding().
-        return !mModel.isLoadingWorkspace();
+        return !isWorkspaceLoading();
     }
 
     @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
     public static int generateViewId() {
-        if (Build.VERSION.SDK_INT >= 17) {
+        if (Utilities.ATLEAST_JB_MR1) {
             return View.generateViewId();
         } else {
             // View.generateViewId() is not available. The following fallback logic is a copy
@@ -743,6 +730,7 @@ public class Launcher extends Activity
         };
 
         if (requestCode == REQUEST_BIND_APPWIDGET) {
+            // This is called only if the user did not previously have permissions to bind widgets
             final int appWidgetId = data != null ?
                     data.getIntExtra(AppWidgetManager.EXTRA_APPWIDGET_ID, -1) : -1;
             if (resultCode == RESULT_CANCELED) {
@@ -752,6 +740,10 @@ public class Launcher extends Activity
             } else if (resultCode == RESULT_OK) {
                 addAppWidgetImpl(appWidgetId, mPendingAddInfo, null,
                         mPendingAddWidgetInfo, ON_ACTIVITY_RESULT_ANIMATION_DELAY);
+
+                // When the user has granted permission to bind widgets, we should check to see if
+                // we can inflate the default search bar widget.
+                getOrCreateQsbBar();
             }
             return;
         } else if (requestCode == REQUEST_PICK_WALLPAPER) {
@@ -1004,6 +996,12 @@ public class Launcher extends Activity
         mPaused = false;
         if (mRestoring || mOnResumeNeedsLoad) {
             setWorkspaceLoading(true);
+
+            // If we're starting binding all over again, clear any bind calls we'd postponed in
+            // the past (see waitUntilResume) -- we don't need them since we're starting binding
+            // from scratch again
+            mBindOnResumeCallbacks.clear();
+
             mModel.startLoader(PagedView.INVALID_RESTORE_PAGE);
             mRestoring = false;
             mOnResumeNeedsLoad = false;
@@ -1553,23 +1551,6 @@ public class Launcher extends Activity
         }
     }
 
-    private int[] getSpanForWidget(ComponentName component, int minWidth, int minHeight) {
-        Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(this, component, null);
-        // We want to account for the extra amount of padding that we are adding to the widget
-        // to ensure that it gets the full amount of space that it has requested
-        int requiredWidth = minWidth + padding.left + padding.right;
-        int requiredHeight = minHeight + padding.top + padding.bottom;
-        return CellLayout.rectToCell(this, requiredWidth, requiredHeight, null);
-    }
-
-    public int[] getSpanForWidget(AppWidgetProviderInfo info) {
-        return getSpanForWidget(info.provider, info.minWidth, info.minHeight);
-    }
-
-    public int[] getMinSpanForWidget(AppWidgetProviderInfo info) {
-        return getSpanForWidget(info.provider, info.minResizeWidth, info.minResizeHeight);
-    }
-
     /**
      * Add a widget to the workspace.
      *
@@ -1666,18 +1647,18 @@ public class Launcher extends Activity
         }
         registerReceiver(mReceiver, filter);
         FirstFrameAnimatorHelper.initializeDrawListener(getWindow().getDecorView());
-        setupTransparentSystemBarsForLmp();
+        setupTransparentSystemBarsForLollipop();
         mAttached = true;
         mVisible = true;
     }
 
     /**
-     * Sets up transparent navigation and status bars in LMP.
+     * Sets up transparent navigation and status bars in Lollipop.
      * This method is a no-op for other platform versions.
      */
     @TargetApi(Build.VERSION_CODES.LOLLIPOP)
-    private void setupTransparentSystemBarsForLmp() {
-        if (Utilities.isLmpOrAbove()) {
+    private void setupTransparentSystemBarsForLollipop() {
+        if (Utilities.ATLEAST_LOLLIPOP) {
             Window window = getWindow();
             window.getAttributes().systemUiVisibility |=
                     (View.SYSTEM_UI_FLAG_LAYOUT_STABLE
@@ -1844,7 +1825,7 @@ public class Launcher extends Activity
         return mOverviewPanel;
     }
 
-    public SearchDropTargetBar getSearchBar() {
+    public SearchDropTargetBar getSearchDropTargetBar() {
         return mSearchDropTargetBar;
     }
 
@@ -1880,29 +1861,22 @@ public class Launcher extends Activity
         super.onNewIntent(intent);
 
         // Close the menu
-        if (Intent.ACTION_MAIN.equals(intent.getAction())) {
+        Folder openFolder = mWorkspace.getOpenFolder();
+        boolean alreadyOnHome = mHasFocus && ((intent.getFlags() &
+                Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT)
+                != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
+        boolean isActionMain = Intent.ACTION_MAIN.equals(intent.getAction());
+        if (isActionMain) {
             // also will cancel mWaitingForResult.
             closeSystemDialogs();
 
-            final boolean alreadyOnHome = mHasFocus && ((intent.getFlags() &
-                    Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT)
-                    != Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
-
             if (mWorkspace == null) {
                 // Can be cases where mWorkspace is null, this prevents a NPE
                 return;
             }
-            Folder openFolder = mWorkspace.getOpenFolder();
             // In all these cases, only animate if we're already on home
             mWorkspace.exitWidgetResizeMode();
 
-            boolean moveToDefaultScreen = mLauncherCallbacks != null ?
-                    mLauncherCallbacks.shouldMoveToDefaultScreenOnHomeIntent() : true;
-            if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() &&
-                    openFolder == null && moveToDefaultScreen) {
-                mWorkspace.moveToDefaultScreen(true);
-            }
-
             closeFolder();
             exitSpringLoadedDragMode();
 
@@ -1936,13 +1910,30 @@ public class Launcher extends Activity
             }
         }
 
-        if (DEBUG_RESUME_TIME) {
-            Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime));
-        }
-
         if (mLauncherCallbacks != null) {
             mLauncherCallbacks.onNewIntent(intent);
         }
+
+        // Defer moving to the default screen until after we callback to the LauncherCallbacks
+        // as slow logic in the callbacks eat into the time the scroller expects for the snapToPage
+        // animation.
+        if (isActionMain) {
+            boolean moveToDefaultScreen = mLauncherCallbacks != null ?
+                    mLauncherCallbacks.shouldMoveToDefaultScreenOnHomeIntent() : true;
+            if (alreadyOnHome && mState == State.WORKSPACE && !mWorkspace.isTouchActive() &&
+                    openFolder == null && moveToDefaultScreen) {
+                mWorkspace.post(new Runnable() {
+                    @Override
+                    public void run() {
+                        mWorkspace.moveToDefaultScreen(true);
+                    }
+                });
+            }
+        }
+
+        if (DEBUG_RESUME_TIME) {
+            Log.d(TAG, "Time spent in onNewIntent: " + (System.currentTimeMillis() - startTime));
+        }
     }
 
     @Override
@@ -2150,6 +2141,15 @@ public class Launcher extends Activity
         }
     }
 
+    public void startSearchFromAllApps(View v, Intent searchIntent, String searchQuery) {
+        if (mLauncherCallbacks != null && mLauncherCallbacks.startSearchFromAllApps(searchQuery)) {
+            return;
+        }
+
+        // If not handled, then just start the provided search intent
+        startActivitySafely(v, searchIntent, null);
+    }
+
     public boolean isOnCustomContent() {
         return mWorkspace.isOnOrMovingToCustomContent();
     }
@@ -2218,7 +2218,7 @@ public class Launcher extends Activity
         mPendingAddInfo.screenId = -1;
         mPendingAddInfo.cellX = mPendingAddInfo.cellY = -1;
         mPendingAddInfo.spanX = mPendingAddInfo.spanY = -1;
-        mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = -1;
+        mPendingAddInfo.minSpanX = mPendingAddInfo.minSpanY = 1;
         mPendingAddInfo.dropPos = null;
     }
 
@@ -2551,6 +2551,10 @@ public class Launcher extends Activity
         if (!isAppsViewVisible()) {
             showAppsView(true /* animated */, false /* resetListToTop */,
                     true /* updatePredictedApps */, false /* focusSearchBar */);
+
+            if (mLauncherCallbacks != null) {
+                mLauncherCallbacks.onClickAllAppsButton(v);
+            }
         }
     }
 
@@ -2679,6 +2683,7 @@ public class Launcher extends Activity
             throw new IllegalArgumentException("Input must be a FolderIcon");
         }
 
+        // TODO(sunnygoyal): Re-evaluate this code.
         FolderIcon folderIcon = (FolderIcon) v;
         final FolderInfo info = folderIcon.getFolderInfo();
         Folder openFolder = mWorkspace.getFolderForTag(info);
@@ -2882,8 +2887,7 @@ public class Launcher extends Activity
             Bundle optsBundle = null;
             if (useLaunchAnimation) {
                 ActivityOptions opts = null;
-                if (sClipRevealMethod != null) {
-                    // TODO: call method directly when Launcher3 can depend on M APIs
+                if (Utilities.ATLEAST_MARSHMALLOW) {
                     int left = 0, top = 0;
                     int width = v.getMeasuredWidth(), height = v.getMeasuredHeight();
                     if (v instanceof TextView) {
@@ -2897,22 +2901,12 @@ public class Launcher extends Activity
                             height = bounds.height();
                         }
                     }
-                    try {
-                        opts = (ActivityOptions) sClipRevealMethod.invoke(null, v,
-                                left, top, width, height);
-                    } catch (IllegalAccessException e) {
-                        Log.d(TAG, "Could not call makeClipRevealAnimation: " + e);
-                        sClipRevealMethod = null;
-                    } catch (InvocationTargetException e) {
-                        Log.d(TAG, "Could not call makeClipRevealAnimation: " + e);
-                        sClipRevealMethod = null;
-                    }
-                }
-                if (opts == null && !Utilities.isLmpOrAbove()) {
+                    opts = ActivityOptions.makeClipRevealAnimation(v, left, top, width, height);
+                } else if (!Utilities.ATLEAST_LOLLIPOP) {
                     // Below L, we use a scale up animation
                     opts = ActivityOptions.makeScaleUpAnimation(v, 0, 0,
                                     v.getMeasuredWidth(), v.getMeasuredHeight());
-                } else if (opts == null && Utilities.isLmpMR1()) {
+                } else if (Utilities.ATLEAST_LOLLIPOP_MR1) {
                     // On L devices, we use the device default slide-up transition.
                     // On L MR1 devices, we a custom version of the slide-up transition which
                     // doesn't have the delay present in the device default.
@@ -2941,7 +2935,7 @@ public class Launcher extends Activity
         return false;
     }
 
-    @Thunk boolean startActivitySafely(View v, Intent intent, Object tag) {
+    public boolean startActivitySafely(View v, Intent intent, Object tag) {
         boolean success = false;
         if (mIsSafeModeEnabled && !Utilities.isSystemApp(this, intent)) {
             Toast.makeText(this, R.string.safemode_shortcut_error, Toast.LENGTH_SHORT).show();
@@ -3027,7 +3021,7 @@ public class Launcher extends Activity
 
         ObjectAnimator oa = LauncherAnimUtils.ofPropertyValuesHolder(mFolderIconImageView, alpha,
                 scaleX, scaleY);
-        if (Utilities.isLmpOrAbove()) {
+        if (Utilities.ATLEAST_LOLLIPOP) {
             oa.setInterpolator(new LogDecelerateInterpolator(100, 0));
         }
         oa.setDuration(getResources().getInteger(R.integer.config_folderExpandDuration));
@@ -3265,14 +3259,6 @@ public class Launcher extends Activity
         }
     }
 
-    @Override
-    public void onStateTransitionHideSearchBar() {
-        // Hide the search bar
-        if (mSearchDropTargetBar != null) {
-            mSearchDropTargetBar.hideSearchBar(false /* animated */);
-        }
-    }
-
     public void showWorkspace(boolean animated) {
         showWorkspace(WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated, null);
     }
@@ -3290,16 +3276,9 @@ public class Launcher extends Activity
         boolean changed = mState != State.WORKSPACE ||
                 mWorkspace.getState() != Workspace.State.NORMAL;
         if (changed) {
-            boolean wasInSpringLoadedMode = (mState != State.WORKSPACE);
             mWorkspace.setVisibility(View.VISIBLE);
-            mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.NORMAL,
-                    snapToPage, animated, onCompleteRunnable);
-
-            // Show the search bar (only animate if we were showing the drop target bar in spring
-            // loaded mode)
-            if (mSearchDropTargetBar != null) {
-                mSearchDropTargetBar.showSearchBar(animated && wasInSpringLoadedMode);
-            }
+            mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
+                    Workspace.State.NORMAL, snapToPage, animated, onCompleteRunnable);
 
             // Set focus to the AppsCustomize button
             if (mAllAppsButton != null) {
@@ -3323,7 +3302,8 @@ public class Launcher extends Activity
 
     void showOverviewMode(boolean animated) {
         mWorkspace.setVisibility(View.VISIBLE);
-        mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.OVERVIEW,
+        mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
+                Workspace.State.OVERVIEW,
                 WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, animated,
                 null /* onCompleteRunnable */);
         mState = State.WORKSPACE;
@@ -3378,9 +3358,10 @@ public class Launcher extends Activity
         }
 
         if (toState == State.APPS) {
-            mStateTransitionAnimation.startAnimationToAllApps(animated, focusSearchBar);
+            mStateTransitionAnimation.startAnimationToAllApps(mWorkspace.getState(), animated,
+                    focusSearchBar);
         } else {
-            mStateTransitionAnimation.startAnimationToWidgets(animated);
+            mStateTransitionAnimation.startAnimationToWidgets(mWorkspace.getState(), animated);
         }
 
         // Change the state *after* we've called all the transition code
@@ -3402,10 +3383,9 @@ public class Launcher extends Activity
      * new state.
      */
     public Animator startWorkspaceStateChangeAnimation(Workspace.State toState, int toPage,
-            boolean animated, boolean hasOverlaySearchBar, HashMap<View, Integer> layerViews) {
+            boolean animated, HashMap<View, Integer> layerViews) {
         Workspace.State fromState = mWorkspace.getState();
-        Animator anim = mWorkspace.setStateWithAnimation(toState, toPage, animated,
-                hasOverlaySearchBar, layerViews);
+        Animator anim = mWorkspace.setStateWithAnimation(toState, toPage, animated, layerViews);
         updateInteraction(fromState, toState);
         return anim;
     }
@@ -3417,7 +3397,8 @@ public class Launcher extends Activity
             return;
         }
 
-        mStateTransitionAnimation.startAnimationToWorkspace(mState, Workspace.State.SPRING_LOADED,
+        mStateTransitionAnimation.startAnimationToWorkspace(mState, mWorkspace.getState(),
+                Workspace.State.SPRING_LOADED,
                 WorkspaceStateTransitionAnimation.SCROLL_TO_CURRENT_PAGE, true /* animated */,
                 null /* onCompleteRunnable */);
         mState = isAppsViewVisible() ? State.APPS_SPRING_LOADED : State.WIDGETS_SPRING_LOADED;
@@ -3526,6 +3507,7 @@ public class Launcher extends Activity
             mAppWidgetHost.setQsbWidgetId(widgetId);
             if (widgetId != -1) {
                 mQsb = mAppWidgetHost.createView(this, widgetId, searchProvider);
+                mQsb.setId(R.id.qsb_widget);
                 mQsb.updateAppWidgetOptions(opts);
                 mQsb.setPadding(0, 0, 0, 0);
                 mSearchDropTargetBar.addView(mQsb);
@@ -3782,11 +3764,12 @@ public class Launcher extends Activity
                 continue;
             }
 
+            final View view;
             switch (item.itemType) {
                 case LauncherSettings.Favorites.ITEM_TYPE_APPLICATION:
                 case LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT:
                     ShortcutInfo info = (ShortcutInfo) item;
-                    View shortcut = createShortcut(info);
+                    view = createShortcut(info);
 
                     /*
                      * TODO: FIX collision case
@@ -3805,28 +3788,26 @@ public class Launcher extends Activity
                             }
                         }
                     }
-
-                    workspace.addInScreenFromBind(shortcut, item.container, item.screenId, item.cellX,
-                            item.cellY, 1, 1);
-                    if (animateIcons) {
-                        // Animate all the applications up now
-                        shortcut.setAlpha(0f);
-                        shortcut.setScaleX(0f);
-                        shortcut.setScaleY(0f);
-                        bounceAnims.add(createNewAppBounceAnimation(shortcut, i));
-                        newShortcutsScreenId = item.screenId;
-                    }
                     break;
                 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
-                    FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this,
+                    view = FolderIcon.fromXml(R.layout.folder_icon, this,
                             (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()),
                             (FolderInfo) item, mIconCache);
-                    workspace.addInScreenFromBind(newFolder, item.container, item.screenId, item.cellX,
-                            item.cellY, 1, 1);
                     break;
                 default:
                     throw new RuntimeException("Invalid Item Type");
             }
+
+            workspace.addInScreenFromBind(view, item.container, item.screenId, item.cellX,
+                    item.cellY, 1, 1);
+            if (animateIcons) {
+                // Animate all the applications up now
+                view.setAlpha(0f);
+                view.setScaleX(0f);
+                view.setScaleY(0f);
+                bounceAnims.add(createNewAppBounceAnimation(view, i));
+                newShortcutsScreenId = item.screenId;
+            }
         }
 
         if (animateIcons) {
@@ -3901,7 +3882,8 @@ public class Launcher extends Activity
 
         if (!mIsSafeModeEnabled
                 && ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY) == 0)
-                && ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) != 0)) {
+                && (item.restoreStatus != LauncherAppWidgetInfo.RESTORE_COMPLETED)) {
+
             if (appWidgetInfo == null) {
                 if (DEBUG_WIDGETS) {
                     Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
@@ -3911,42 +3893,51 @@ public class Launcher extends Activity
                 LauncherModel.deleteItemFromDatabase(this, item);
                 return;
             }
-            // Note: This assumes that the id remap broadcast is received before this step.
-            // If that is not the case, the id remap will be ignored and user may see the
-            // click to setup view.
-            PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(this, appWidgetInfo, null);
-            pendingInfo.spanX = item.spanX;
-            pendingInfo.spanY = item.spanY;
-            pendingInfo.minSpanX = item.minSpanX;
-            pendingInfo.minSpanY = item.minSpanY;
-            Bundle options = null;
-                    WidgetHostViewLoader.getDefaultOptionsForWidget(this, pendingInfo);
 
-            int newWidgetId = mAppWidgetHost.allocateAppWidgetId();
-            boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
-                    newWidgetId, appWidgetInfo, options);
+            // If we do not have a valid id, try to bind an id.
+            if ((item.restoreStatus & LauncherAppWidgetInfo.FLAG_ID_NOT_VALID) != 0) {
+                // Note: This assumes that the id remap broadcast is received before this step.
+                // If that is not the case, the id remap will be ignored and user may see the
+                // click to setup view.
+                PendingAddWidgetInfo pendingInfo = new PendingAddWidgetInfo(this, appWidgetInfo, null);
+                pendingInfo.spanX = item.spanX;
+                pendingInfo.spanY = item.spanY;
+                pendingInfo.minSpanX = item.minSpanX;
+                pendingInfo.minSpanY = item.minSpanY;
+                Bundle options = null;
+                        WidgetHostViewLoader.getDefaultOptionsForWidget(this, pendingInfo);
 
-            // TODO consider showing a permission dialog when the widget is clicked.
-            if (!success) {
-                mAppWidgetHost.deleteAppWidgetId(newWidgetId);
-                if (DEBUG_WIDGETS) {
-                    Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
-                            + " belongs to component " + item.providerName
-                            + ", as the launcher is unable to bing a new widget id");
+                int newWidgetId = mAppWidgetHost.allocateAppWidgetId();
+                boolean success = mAppWidgetManager.bindAppWidgetIdIfAllowed(
+                        newWidgetId, appWidgetInfo, options);
+
+                // TODO consider showing a permission dialog when the widget is clicked.
+                if (!success) {
+                    mAppWidgetHost.deleteAppWidgetId(newWidgetId);
+                    if (DEBUG_WIDGETS) {
+                        Log.d(TAG, "Removing restored widget: id=" + item.appWidgetId
+                                + " belongs to component " + item.providerName
+                                + ", as the launcher is unable to bing a new widget id");
+                    }
+                    LauncherModel.deleteItemFromDatabase(this, item);
+                    return;
                 }
-                LauncherModel.deleteItemFromDatabase(this, item);
-                return;
+
+                item.appWidgetId = newWidgetId;
+
+                // If the widget has a configure activity, it is still needs to set it up, otherwise
+                // the widget is ready to go.
+                item.restoreStatus = (appWidgetInfo.configure == null)
+                        ? LauncherAppWidgetInfo.RESTORE_COMPLETED
+                        : LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
+
+                LauncherModel.updateItemInDatabase(this, item);
+            } else if (((item.restoreStatus & LauncherAppWidgetInfo.FLAG_UI_NOT_READY) != 0)
+                    && (appWidgetInfo.configure == null)) {
+                // If the ID is already valid, verify if we need to configure or not.
+                item.restoreStatus = LauncherAppWidgetInfo.RESTORE_COMPLETED;
+                LauncherModel.updateItemInDatabase(this, item);
             }
-
-            item.appWidgetId = newWidgetId;
-
-            // If the widget has a configure activity, it is still needs to set it up, otherwise
-            // the widget is ready to go.
-            item.restoreStatus = (appWidgetInfo.configure == null)
-                    ? LauncherAppWidgetInfo.RESTORE_COMPLETED
-                    : LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
-
-            LauncherModel.updateItemInDatabase(this, item);
         }
 
         if (!mIsSafeModeEnabled && item.restoreStatus == LauncherAppWidgetInfo.RESTORE_COMPLETED) {
@@ -3957,6 +3948,8 @@ public class Launcher extends Activity
             }
 
             item.hostView = mAppWidgetHost.createView(this, appWidgetId, appWidgetInfo);
+            item.minSpanX = appWidgetInfo.minSpanX;
+            item.minSpanY = appWidgetInfo.minSpanY;
         } else {
             appWidgetInfo = null;
             PendingAppWidgetHostView view = new PendingAppWidgetHostView(this, item,
@@ -4079,7 +4072,8 @@ public class Launcher extends Activity
 
     private boolean canRunNewAppsAnimation() {
         long diff = System.currentTimeMillis() - mDragController.getLastGestureUpTime();
-        return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000);
+        return diff > (NEW_APPS_ANIMATION_INACTIVE_TIMEOUT_SECONDS * 1000)
+                && (mClings == null || !mClings.isVisible());
     }
 
     private ValueAnimator createNewAppBounceAnimation(View v, int i) {
@@ -4101,7 +4095,7 @@ public class Launcher extends Activity
         return mDeviceProfile.getSearchBarBounds(Utilities.isRtl(getResources()));
     }
 
-    public void bindSearchablesChanged() {
+    public void bindSearchProviderChanged() {
         if (mSearchDropTargetBar == null) {
             return;
         }
@@ -4324,13 +4318,14 @@ public class Launcher extends Activity
         return oriMap[(d.getRotation() + indexOffset) % 4];
     }
 
+    @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
     public void lockScreenOrientation() {
         if (mRotationEnabled) {
-            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) {
+            if (Utilities.ATLEAST_JB_MR2) {
+                setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
+            } else {
                 setRequestedOrientation(mapConfigurationOriActivityInfoOri(getResources()
                         .getConfiguration().orientation));
-            } else {
-                setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
             }
         }
     }
@@ -4505,6 +4500,7 @@ public class Launcher extends Activity
         // launcher2). Otherwise, we prompt the user upon started for migration
         LauncherClings launcherClings = new LauncherClings(this);
         if (launcherClings.shouldShowFirstRunOrMigrationClings()) {
+            mClings = launcherClings;
             if (mModel.canMigrateFromOldLauncherDb(this)) {
                 launcherClings.showMigrationCling();
             } else {
@@ -4517,14 +4513,16 @@ public class Launcher extends Activity
         if (mWorkspace != null) mWorkspace.setAlpha(1f);
         if (mHotseat != null) mHotseat.setAlpha(1f);
         if (mPageIndicators != null) mPageIndicators.setAlpha(1f);
-        if (mSearchDropTargetBar != null) mSearchDropTargetBar.showSearchBar(false);
+        if (mSearchDropTargetBar != null) mSearchDropTargetBar.animateToState(
+                SearchDropTargetBar.State.SEARCH_BAR, 0);
     }
 
     void hideWorkspaceSearchAndHotseat() {
         if (mWorkspace != null) mWorkspace.setAlpha(0f);
         if (mHotseat != null) mHotseat.setAlpha(0f);
         if (mPageIndicators != null) mPageIndicators.setAlpha(0f);
-        if (mSearchDropTargetBar != null) mSearchDropTargetBar.hideSearchBar(false);
+        if (mSearchDropTargetBar != null) mSearchDropTargetBar.animateToState(
+                SearchDropTargetBar.State.INVISIBLE, 0);
     }
 
     // TODO: These method should be a part of LauncherSearchCallback
@@ -4532,7 +4530,7 @@ public class Launcher extends Activity
     public ItemInfo createAppDragInfo(Intent appLaunchIntent) {
         // Called from search suggestion
         UserHandleCompat user = null;
-        if (Utilities.isLmpOrAbove()) {
+        if (Utilities.ATLEAST_LOLLIPOP) {
             UserHandle userHandle = appLaunchIntent.getParcelableExtra(Intent.EXTRA_USER);
             if (userHandle != null) {
                 user = UserHandleCompat.fromUser(userHandle);
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index 0b7b1fdc48..d87ad67e5f 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -17,15 +17,16 @@
 package com.android.launcher3;
 
 import android.app.SearchManager;
-import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.os.UserManager;
 import android.util.Log;
 
 import com.android.launcher3.accessibility.LauncherAccessibilityDelegate;
 import com.android.launcher3.compat.LauncherAppsCompat;
 import com.android.launcher3.compat.PackageInstallerCompat;
+import com.android.launcher3.compat.UserManagerCompat;
 import com.android.launcher3.util.Thunk;
 
 import java.lang.ref.WeakReference;
@@ -96,12 +97,12 @@ public class LauncherAppState {
         IntentFilter filter = new IntentFilter();
         filter.addAction(Intent.ACTION_LOCALE_CHANGED);
         filter.addAction(SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED);
-        filter.addAction(SearchManager.INTENT_ACTION_SEARCHABLES_CHANGED);
         // For handling managed profiles
         filter.addAction(LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED);
         filter.addAction(LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED);
 
         sContext.registerReceiver(mModel, filter);
+        UserManagerCompat.getInstance(sContext).enableAndResetCache();
     }
 
     /**
@@ -126,7 +127,7 @@ public class LauncherAppState {
     LauncherModel setLauncher(Launcher launcher) {
         getLauncherProvider().setLauncherProviderChangeListener(launcher);
         mModel.initialize(launcher);
-        mAccessibilityDelegate = ((launcher != null) && Utilities.isLmpOrAbove()) ?
+        mAccessibilityDelegate = ((launcher != null) && Utilities.ATLEAST_LOLLIPOP) ?
             new LauncherAccessibilityDelegate(launcher) : null;
         return mModel;
     }
@@ -147,7 +148,7 @@ public class LauncherAppState {
         sLauncherProvider = new WeakReference<LauncherProvider>(provider);
     }
 
-    static LauncherProvider getLauncherProvider() {
+    public static LauncherProvider getLauncherProvider() {
         return sLauncherProvider.get();
     }
 
diff --git a/src/com/android/launcher3/LauncherAppWidgetHost.java b/src/com/android/launcher3/LauncherAppWidgetHost.java
index de7c610008..6c3a1e8963 100644
--- a/src/com/android/launcher3/LauncherAppWidgetHost.java
+++ b/src/com/android/launcher3/LauncherAppWidgetHost.java
@@ -95,8 +95,6 @@ public class LauncherAppWidgetHost extends AppWidgetHost {
     }
 
     protected void onProvidersChanged() {
-        mLauncher.getModel().loadAndBindWidgetsAndShortcuts(mLauncher, mLauncher,
-                true /* refresh */);
         if (!mProviderChangeListeners.isEmpty()) {
             for (Runnable callback : new ArrayList<>(mProviderChangeListeners)) {
                 callback.run();
diff --git a/src/com/android/launcher3/LauncherAppWidgetInfo.java b/src/com/android/launcher3/LauncherAppWidgetInfo.java
index aad18b578e..882f7e2026 100644
--- a/src/com/android/launcher3/LauncherAppWidgetInfo.java
+++ b/src/com/android/launcher3/LauncherAppWidgetInfo.java
@@ -68,10 +68,6 @@ public class LauncherAppWidgetInfo extends ItemInfo {
 
     ComponentName providerName;
 
-    // TODO: Are these necessary here?
-    int minWidth = -1;
-    int minHeight = -1;
-
     /**
      * Indicates the restore status of the widget.
      */
diff --git a/src/com/android/launcher3/LauncherAppWidgetProviderInfo.java b/src/com/android/launcher3/LauncherAppWidgetProviderInfo.java
index 85af92f30a..71a08a8536 100644
--- a/src/com/android/launcher3/LauncherAppWidgetProviderInfo.java
+++ b/src/com/android/launcher3/LauncherAppWidgetProviderInfo.java
@@ -1,10 +1,13 @@
 package com.android.launcher3;
 
 import android.annotation.TargetApi;
+import android.appwidget.AppWidgetHostView;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.pm.PackageManager;
+import android.graphics.Point;
+import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.os.Parcel;
@@ -19,10 +22,10 @@ public class LauncherAppWidgetProviderInfo extends AppWidgetProviderInfo {
 
     public boolean isCustomWidget = false;
 
-    private int mSpanX = -1;
-    private int mSpanY = -1;
-    private int mMinSpanX = -1;
-    private int mMinSpanY = -1;
+    public int spanX;
+    public int spanY;
+    public int minSpanX;
+    public int minSpanY;
 
     public static LauncherAppWidgetProviderInfo fromProviderInfo(Context context,
             AppWidgetProviderInfo info) {
@@ -41,6 +44,7 @@ public class LauncherAppWidgetProviderInfo extends AppWidgetProviderInfo {
 
     public LauncherAppWidgetProviderInfo(Parcel in) {
         super(in);
+        initSpans();
     }
 
     public LauncherAppWidgetProviderInfo(Context context, CustomAppWidget widget) {
@@ -52,6 +56,41 @@ public class LauncherAppWidgetProviderInfo extends AppWidgetProviderInfo {
         previewImage = widget.getPreviewImage();
         initialLayout = widget.getWidgetLayout();
         resizeMode = widget.getResizeMode();
+        initSpans();
+    }
+
+    private void initSpans() {
+        LauncherAppState app = LauncherAppState.getInstance();
+        InvariantDeviceProfile idp = app.getInvariantDeviceProfile();
+
+        // We only care out the cell size, which is independent of the the layout direction.
+        Rect paddingLand = idp.landscapeProfile.getWorkspacePadding(false /* isLayoutRtl */);
+        Rect paddingPort = idp.portraitProfile.getWorkspacePadding(false /* isLayoutRtl */);
+
+        // Always assume we're working with the smallest span to make sure we
+        // reserve enough space in both orientations.
+        float smallestCellWidth = DeviceProfile.calculateCellWidth(Math.min(
+                idp.landscapeProfile.widthPx - paddingLand.left - paddingLand.right,
+                idp.portraitProfile.widthPx - paddingPort.left - paddingPort.right),
+                idp.numColumns);
+        float smallestCellHeight = DeviceProfile.calculateCellWidth(Math.min(
+                idp.landscapeProfile.heightPx - paddingLand.top - paddingLand.bottom,
+                idp.portraitProfile.heightPx - paddingPort.top - paddingPort.bottom),
+                idp.numRows);
+
+        // We want to account for the extra amount of padding that we are adding to the widget
+        // to ensure that it gets the full amount of space that it has requested.
+        Rect widgetPadding = AppWidgetHostView.getDefaultPaddingForWidget(
+                app.getContext(), provider, null);
+        spanX = Math.max(1, (int) Math.ceil(
+                        (minWidth + widgetPadding.left + widgetPadding.right) / smallestCellWidth));
+        spanY = Math.max(1, (int) Math.ceil(
+                (minHeight + widgetPadding.top + widgetPadding.bottom) / smallestCellHeight));
+
+        minSpanX = Math.max(1, (int) Math.ceil(
+                (minResizeWidth + widgetPadding.left + widgetPadding.right) / smallestCellWidth));
+        minSpanY = Math.max(1, (int) Math.ceil(
+                (minResizeHeight + widgetPadding.top + widgetPadding.bottom) / smallestCellHeight));
     }
 
     @TargetApi(Build.VERSION_CODES.LOLLIPOP)
@@ -79,35 +118,9 @@ public class LauncherAppWidgetProviderInfo extends AppWidgetProviderInfo {
                 provider.toString(), provider.getPackageName(), provider.getShortClassName(), getLabel(pm));
     }
 
-    public int getSpanX(Launcher launcher) {
-        lazyLoadSpans(launcher);
-        return mSpanX;
-    }
-
-    public int getSpanY(Launcher launcher) {
-        lazyLoadSpans(launcher);
-        return mSpanY;
-    }
-
-    public int getMinSpanX(Launcher launcher) {
-        lazyLoadSpans(launcher);
-        return mMinSpanX;
-    }
-
-    public int getMinSpanY(Launcher launcher) {
-        lazyLoadSpans(launcher);
-        return mMinSpanY;
-    }
-
-    private void lazyLoadSpans(Launcher launcher) {
-        if (mSpanX < 0 || mSpanY < 0 || mMinSpanX < 0 || mMinSpanY < 0) {
-            int[] minResizeSpan = launcher.getMinSpanForWidget(this);
-            int[] span = launcher.getSpanForWidget(this);
-
-            mSpanX = span[0];
-            mSpanY = span[1];
-            mMinSpanX = minResizeSpan[0];
-            mMinSpanY = minResizeSpan[1];
-        }
+    public Point getMinSpans(InvariantDeviceProfile idp, Context context) {
+        return new Point(
+                (resizeMode & RESIZE_HORIZONTAL) != 0 ? minSpanX : -1,
+                        (resizeMode & RESIZE_VERTICAL) != 0 ? minSpanY : -1);
     }
  }
diff --git a/src/com/android/launcher3/LauncherBackupAgentHelper.java b/src/com/android/launcher3/LauncherBackupAgentHelper.java
index a92a889f9a..8eb4e63694 100644
--- a/src/com/android/launcher3/LauncherBackupAgentHelper.java
+++ b/src/com/android/launcher3/LauncherBackupAgentHelper.java
@@ -24,6 +24,8 @@ import android.database.Cursor;
 import android.os.ParcelFileDescriptor;
 import android.util.Log;
 
+import com.android.launcher3.model.MigrateFromRestoreTask;
+
 import java.io.IOException;
 
 public class LauncherBackupAgentHelper extends BackupAgentHelper {
@@ -63,7 +65,7 @@ public class LauncherBackupAgentHelper extends BackupAgentHelper {
     @Override
     public void onRestore(BackupDataInput data, int appVersionCode, ParcelFileDescriptor newState)
             throws IOException {
-        if (!Utilities.isLmpOrAbove()) {
+        if (!Utilities.ATLEAST_LOLLIPOP) {
             // No restore for old devices.
             Log.i(TAG, "You shall not pass!!!");
             Log.d(TAG, "Restore is only supported on devices running Lollipop and above.");
@@ -91,11 +93,19 @@ public class LauncherBackupAgentHelper extends BackupAgentHelper {
             LauncherAppState.getLauncherProvider().clearFlagEmptyDbCreated();
             LauncherClings.synchonouslyMarkFirstRunClingDismissed(this);
 
-            // TODO: Update the backup set to include rank.
+            // Rank was added in v4.
             if (mHelper.restoredBackupVersion <= 3) {
                 LauncherAppState.getLauncherProvider().updateFolderItemsRank();
-                LauncherAppState.getLauncherProvider().convertShortcutsToLauncherActivities();
             }
+
+            if (MigrateFromRestoreTask.ENABLED && mHelper.shouldAttemptWorkspaceMigration()) {
+                MigrateFromRestoreTask.markForMigration(getApplicationContext(),
+                        (int) mHelper.migrationCompatibleProfileData.desktopCols,
+                        (int) mHelper.migrationCompatibleProfileData.desktopRows,
+                        mHelper.widgetSizes);
+            }
+
+            LauncherAppState.getLauncherProvider().convertShortcutsToLauncherActivities();
         } else {
             if (VERBOSE) Log.v(TAG, "Nothing was restored, clearing DB");
             LauncherAppState.getLauncherProvider().createEmptyDB();
diff --git a/src/com/android/launcher3/LauncherBackupHelper.java b/src/com/android/launcher3/LauncherBackupHelper.java
index 8c6fedbdc2..2d11d3af12 100644
--- a/src/com/android/launcher3/LauncherBackupHelper.java
+++ b/src/com/android/launcher3/LauncherBackupHelper.java
@@ -32,6 +32,7 @@ import android.content.res.XmlResourceParser;
 import android.database.Cursor;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
+import android.graphics.Point;
 import android.graphics.drawable.Drawable;
 import android.os.ParcelFileDescriptor;
 import android.text.TextUtils;
@@ -51,6 +52,7 @@ import com.android.launcher3.backup.BackupProtos.Screen;
 import com.android.launcher3.backup.BackupProtos.Widget;
 import com.android.launcher3.compat.UserHandleCompat;
 import com.android.launcher3.compat.UserManagerCompat;
+import com.android.launcher3.model.MigrateFromRestoreTask;
 import com.android.launcher3.util.Thunk;
 import com.google.protobuf.nano.InvalidProtocolBufferNanoException;
 import com.google.protobuf.nano.MessageNano;
@@ -75,7 +77,7 @@ public class LauncherBackupHelper implements BackupHelper {
     private static final boolean VERBOSE = LauncherBackupAgentHelper.VERBOSE;
     private static final boolean DEBUG = LauncherBackupAgentHelper.DEBUG;
 
-    private static final int BACKUP_VERSION = 3;
+    private static final int BACKUP_VERSION = 4;
     private static final int MAX_JOURNAL_SIZE = 1000000;
 
     // Journal key is such that it is always smaller than any dynamically generated
@@ -107,6 +109,7 @@ public class LauncherBackupHelper implements BackupHelper {
         Favorites.SPANY,                   // 15
         Favorites.TITLE,                   // 16
         Favorites.PROFILE_ID,              // 17
+        Favorites.RANK,                    // 18
     };
 
     private static final int ID_INDEX = 0;
@@ -126,6 +129,7 @@ public class LauncherBackupHelper implements BackupHelper {
     private static final int SPANX_INDEX = 14;
     private static final int SPANY_INDEX = 15;
     private static final int TITLE_INDEX = 16;
+    private static final int RANK_INDEX = 18;
 
     private static final String[] SCREEN_PROJECTION = {
         WorkspaceScreens._ID,              // 0
@@ -150,9 +154,16 @@ public class LauncherBackupHelper implements BackupHelper {
     private DeviceProfieData mDeviceProfileData;
     private InvariantDeviceProfile mIdp;
 
+    DeviceProfieData migrationCompatibleProfileData;
+    HashSet<String> widgetSizes = new HashSet<>();
+
     boolean restoreSuccessful;
     int restoredBackupVersion = 1;
 
+    // When migrating from a device which different hotseat configuration, the icons are shifted
+    // to center along the new all-apps icon.
+    private int mHotseatShift = 0;
+
     public LauncherBackupHelper(Context context) {
         mContext = context;
         mExistingKeys = new HashSet<String>();
@@ -282,17 +293,39 @@ public class LauncherBackupHelper implements BackupHelper {
             return true;
         }
 
-        boolean isHotsetCompatible = false;
+        boolean isHotseatCompatible = false;
         if (currentProfile.allappsRank >= oldProfile.hotseatCount) {
-            isHotsetCompatible = true;
-        }
-        if ((currentProfile.hotseatCount >= oldProfile.hotseatCount) &&
-                (currentProfile.allappsRank == oldProfile.allappsRank)) {
-            isHotsetCompatible = true;
+            isHotseatCompatible = true;
+            mHotseatShift = 0;
         }
 
-        return isHotsetCompatible && (currentProfile.desktopCols >= oldProfile.desktopCols)
-                && (currentProfile.desktopRows >= oldProfile.desktopRows);
+        if ((currentProfile.allappsRank >= oldProfile.allappsRank)
+                && ((currentProfile.hotseatCount - currentProfile.allappsRank) >=
+                        (oldProfile.hotseatCount - oldProfile.allappsRank))) {
+            // There is enough space on both sides of the hotseat.
+            isHotseatCompatible = true;
+            mHotseatShift = currentProfile.allappsRank - oldProfile.allappsRank;
+        }
+
+        if (!isHotseatCompatible) {
+            return false;
+        }
+        if ((currentProfile.desktopCols >= oldProfile.desktopCols)
+                && (currentProfile.desktopRows >= oldProfile.desktopRows)) {
+            return true;
+        }
+
+        if (MigrateFromRestoreTask.ENABLED &&
+                (oldProfile.desktopCols - currentProfile.desktopCols <= 1) &&
+                (oldProfile.desktopRows - currentProfile.desktopRows <= 1)) {
+            // Allow desktop migration when row and/or column count contracts by 1.
+
+            migrationCompatibleProfileData = initDeviceProfileData(mIdp);
+            migrationCompatibleProfileData.desktopCols = oldProfile.desktopCols;
+            migrationCompatibleProfileData.desktopRows = oldProfile.desktopRows;
+            return true;
+        }
+        return false;
     }
 
     /**
@@ -432,7 +465,10 @@ public class LauncherBackupHelper implements BackupHelper {
                 Key key = getKey(Key.FAVORITE, id);
                 mKeys.add(key);
                 final String backupKey = keyToBackupKey(key);
-                if (!mExistingKeys.contains(backupKey) || updateTime >= mLastBackupRestoreTime) {
+
+                // Favorite proto changed in v4. Backup again if the version is old.
+                if (!mExistingKeys.contains(backupKey) || updateTime >= mLastBackupRestoreTime
+                        || restoredBackupVersion < 4) {
                     writeRowToBackup(key, packFavorite(cursor), data);
                 } else {
                     if (DEBUG) Log.d(TAG, "favorite already backup up: " + id);
@@ -601,10 +637,11 @@ public class LauncherBackupHelper implements BackupHelper {
         Bitmap icon = BitmapFactory.decodeByteArray(res.data, 0, res.data.length);
         if (icon == null) {
             Log.w(TAG, "failed to unpack icon for " + key.name);
+        } else {
+            if (VERBOSE) Log.v(TAG, "saving restored icon as: " + key.name);
+            mIconCache.preloadIcon(ComponentName.unflattenFromString(key.name), icon, res.dpi,
+                    "" /* label */, mUserSerial, mIdp);
         }
-        if (VERBOSE) Log.v(TAG, "saving restored icon as: " + key.name);
-        mIconCache.preloadIcon(ComponentName.unflattenFromString(key.name), icon, res.dpi,
-                "" /* label */, mUserSerial);
     }
 
     /**
@@ -638,7 +675,9 @@ public class LauncherBackupHelper implements BackupHelper {
                 } else {
                     Log.w(TAG, "empty intent on appwidget: " + id);
                 }
-                if (mExistingKeys.contains(backupKey) && restoredBackupVersion >= BACKUP_VERSION) {
+
+                // Widget backup proto changed in v3. So add it again if the original backup is old.
+                if (mExistingKeys.contains(backupKey) && restoredBackupVersion >= 3) {
                     if (DEBUG) Log.d(TAG, "already saved widget " + backupKey);
 
                     // remember that we already backed this up previously
@@ -685,11 +724,12 @@ public class LauncherBackupHelper implements BackupHelper {
                 Log.w(TAG, "failed to unpack widget icon for " + key.name);
             } else {
                 mIconCache.preloadIcon(ComponentName.unflattenFromString(widget.provider),
-                        icon, widget.icon.dpi, widget.label, mUserSerial);
+                        icon, widget.icon.dpi, widget.label, mUserSerial, mIdp);
             }
         }
 
-        // future site of widget table mutation
+        // Cache widget min sizes incase migration is required.
+        widgetSizes.add(widget.provider + "#" + widget.minSpanX + "," + widget.minSpanY);
     }
 
     /** create a new key, with an integer ID.
@@ -773,6 +813,7 @@ public class LauncherBackupHelper implements BackupHelper {
         favorite.spanX = c.getInt(SPANX_INDEX);
         favorite.spanY = c.getInt(SPANY_INDEX);
         favorite.iconType = c.getInt(ICON_TYPE_INDEX);
+        favorite.rank = c.getInt(RANK_INDEX);
 
         String title = c.getString(TITLE_INDEX);
         if (!TextUtils.isEmpty(title)) {
@@ -847,6 +888,11 @@ public class LauncherBackupHelper implements BackupHelper {
             throws IOException {
         Favorite favorite = unpackProto(new Favorite(), buffer, dataSize);
 
+        // If it is a hotseat item, move it accordingly.
+        if (favorite.container == Favorites.CONTAINER_HOTSEAT) {
+            favorite.screen += mHotseatShift;
+        }
+
         ContentValues values = new ContentValues();
         values.put(Favorites._ID, favorite.id);
         values.put(Favorites.SCREEN, favorite.screen);
@@ -855,6 +901,7 @@ public class LauncherBackupHelper implements BackupHelper {
         values.put(Favorites.CELLY, favorite.cellY);
         values.put(Favorites.SPANX, favorite.spanX);
         values.put(Favorites.SPANY, favorite.spanY);
+        values.put(Favorites.RANK, favorite.rank);
 
         if (favorite.itemType == Favorites.ITEM_TYPE_SHORTCUT) {
             values.put(Favorites.ICON_TYPE, favorite.iconType);
@@ -880,7 +927,11 @@ public class LauncherBackupHelper implements BackupHelper {
                 UserManagerCompat.getInstance(mContext).getSerialNumberForUser(myUserHandle);
         values.put(LauncherSettings.Favorites.PROFILE_ID, userSerialNumber);
 
-        DeviceProfieData currentProfile = mDeviceProfileData;
+        // If we will attempt grid resize, use the original profile to validate grid size, as
+        // anything which fits in the original grid should fit in the current grid after
+        // grid migration.
+        DeviceProfieData currentProfile = migrationCompatibleProfileData == null
+                ? mDeviceProfileData : migrationCompatibleProfileData;
 
         if (favorite.itemType == Favorites.ITEM_TYPE_APPWIDGET) {
             if (!TextUtils.isEmpty(favorite.appWidgetProvider)) {
@@ -972,14 +1023,9 @@ public class LauncherBackupHelper implements BackupHelper {
             widget.icon.dpi = dpi;
         }
 
-        // Calculate the spans corresponding to any one of the orientations as it should not change
-        // based on orientation.
-        int[] minSpans = CellLayout.rectToCell(
-                mIdp.portraitProfile, mContext, info.minResizeWidth, info.minResizeHeight, null);
-        widget.minSpanX = (info.resizeMode & LauncherAppWidgetProviderInfo.RESIZE_HORIZONTAL) != 0
-                ? minSpans[0] : -1;
-        widget.minSpanY = (info.resizeMode & LauncherAppWidgetProviderInfo.RESIZE_VERTICAL) != 0
-                ? minSpans[1] : -1;
+        Point spans = info.getMinSpans(mIdp, mContext);
+        widget.minSpanX = spans.x;
+        widget.minSpanY = spans.y;
 
         return widget;
     }
@@ -1164,6 +1210,10 @@ public class LauncherBackupHelper implements BackupHelper {
         }
     }
 
+    public boolean shouldAttemptWorkspaceMigration() {
+        return migrationCompatibleProfileData != null;
+    }
+
     /**
      * A class to check if an activity can handle one of the intents from a list of
      * predefined intents.
diff --git a/src/com/android/launcher3/LauncherCallbacks.java b/src/com/android/launcher3/LauncherCallbacks.java
index 6618cca781..e34bd57fdd 100644
--- a/src/com/android/launcher3/LauncherCallbacks.java
+++ b/src/com/android/launcher3/LauncherCallbacks.java
@@ -77,6 +77,7 @@ public interface LauncherCallbacks {
     public boolean providesSearch();
     public boolean startSearch(String initialQuery, boolean selectInitialQuery,
             Bundle appSearchData, Rect sourceBounds);
+    public boolean startSearchFromAllApps(String query);
     @Deprecated
     public void startVoice();
     public boolean hasCustomContentToLeft();
diff --git a/src/com/android/launcher3/LauncherClings.java b/src/com/android/launcher3/LauncherClings.java
index c13752cb1f..18fe8ef868 100644
--- a/src/com/android/launcher3/LauncherClings.java
+++ b/src/com/android/launcher3/LauncherClings.java
@@ -16,8 +16,6 @@
 
 package com.android.launcher3;
 
-import android.accounts.Account;
-import android.accounts.AccountManager;
 import android.animation.ObjectAnimator;
 import android.animation.PropertyValuesHolder;
 import android.annotation.TargetApi;
@@ -36,6 +34,7 @@ import android.view.View.OnLongClickListener;
 import android.view.ViewGroup;
 import android.view.ViewTreeObserver.OnGlobalLayoutListener;
 import android.view.accessibility.AccessibilityManager;
+
 import com.android.launcher3.util.Thunk;
 
 class LauncherClings implements OnClickListener {
@@ -44,8 +43,6 @@ class LauncherClings implements OnClickListener {
 
     private static final String TAG_CROP_TOP_AND_SIDES = "crop_bg_top_and_sides";
 
-    private static final boolean DISABLE_CLINGS = false;
-
     private static final int SHOW_CLING_DURATION = 250;
     private static final int DISMISS_CLING_DURATION = 200;
 
@@ -54,6 +51,7 @@ class LauncherClings implements OnClickListener {
 
     @Thunk Launcher mLauncher;
     private LayoutInflater mInflater;
+    @Thunk boolean mIsVisible;
 
     /** Ctor */
     public LauncherClings(Launcher launcher) {
@@ -94,6 +92,7 @@ class LauncherClings implements OnClickListener {
      * package was not preinstalled and there exists a db to migrate from.
      */
     public void showMigrationCling() {
+        mIsVisible = true;
         mLauncher.hideWorkspaceSearchAndHotseat();
 
         ViewGroup root = (ViewGroup) mLauncher.findViewById(R.id.launcher);
@@ -120,6 +119,7 @@ class LauncherClings implements OnClickListener {
     }
 
     public void showLongPressCling(boolean showWelcome) {
+        mIsVisible = true;
         ViewGroup root = (ViewGroup) mLauncher.findViewById(R.id.launcher);
         View cling = mInflater.inflate(R.layout.longpress_cling, root, false);
 
@@ -199,6 +199,7 @@ class LauncherClings implements OnClickListener {
                     mLauncher.getSharedPrefs().edit()
                         .putBoolean(flag, true)
                         .apply();
+                    mIsVisible = false;
                     if (postAnimationCb != null) {
                         postAnimationCb.run();
                     }
@@ -212,13 +213,13 @@ class LauncherClings implements OnClickListener {
         }
     }
 
+    public boolean isVisible() {
+        return mIsVisible;
+    }
+
     /** Returns whether the clings are enabled or should be shown */
     @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
     private boolean areClingsEnabled() {
-        if (DISABLE_CLINGS) {
-            return false;
-        }
-
         // disable clings when running in a test harness
         if(ActivityManager.isRunningInTestHarness()) return false;
 
@@ -231,10 +232,7 @@ class LauncherClings implements OnClickListener {
 
         // Restricted secondary users (child mode) will potentially have very few apps
         // seeded when they start up for the first time. Clings won't work well with that
-        boolean supportsLimitedUsers =
-                android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR2;
-        Account[] accounts = AccountManager.get(mLauncher).getAccounts();
-        if (supportsLimitedUsers && accounts.length == 0) {
+        if (Utilities.ATLEAST_JB_MR2) {
             UserManager um = (UserManager) mLauncher.getSystemService(Context.USER_SERVICE);
             Bundle restrictions = um.getUserRestrictions();
             if (restrictions.getBoolean(UserManager.DISALLOW_MODIFY_ACCOUNTS, false)) {
diff --git a/src/com/android/launcher3/LauncherModel.java b/src/com/android/launcher3/LauncherModel.java
index b60477fa00..b5922c6a38 100644
--- a/src/com/android/launcher3/LauncherModel.java
+++ b/src/com/android/launcher3/LauncherModel.java
@@ -17,6 +17,7 @@
 package com.android.launcher3;
 
 import android.app.SearchManager;
+import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
@@ -33,7 +34,6 @@ import android.content.pm.ResolveInfo;
 import android.database.Cursor;
 import android.graphics.Bitmap;
 import android.net.Uri;
-import android.os.Build;
 import android.os.Environment;
 import android.os.Handler;
 import android.os.HandlerThread;
@@ -55,6 +55,7 @@ import com.android.launcher3.compat.PackageInstallerCompat;
 import com.android.launcher3.compat.PackageInstallerCompat.PackageInstallInfo;
 import com.android.launcher3.compat.UserHandleCompat;
 import com.android.launcher3.compat.UserManagerCompat;
+import com.android.launcher3.model.MigrateFromRestoreTask;
 import com.android.launcher3.model.WidgetsModel;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.CursorIconInfo;
@@ -203,7 +204,7 @@ public class LauncherModel extends BroadcastReceiver
         public void bindComponentsRemoved(ArrayList<String> packageNames,
                         ArrayList<AppInfo> appInfos, UserHandleCompat user, int reason);
         public void bindAllPackages(WidgetsModel model);
-        public void bindSearchablesChanged();
+        public void bindSearchProviderChanged();
         public boolean isAllAppsButtonRank(int rank);
         public void onPageBoundSynchronously(int page);
         public void dumpLogsToLocalData();
@@ -257,7 +258,7 @@ public class LauncherModel extends BroadcastReceiver
 
     /** Runs the specified runnable immediately if called from the worker thread, otherwise it is
      * posted on the worker thread handler. */
-    private static void runOnWorkerThread(Runnable r) {
+    @Thunk static void runOnWorkerThread(Runnable r) {
         if (sWorkerThread.getThreadId() == Process.myTid()) {
             r.run();
         } else {
@@ -266,19 +267,6 @@ public class LauncherModel extends BroadcastReceiver
         }
     }
 
-    /**
-     * Runs the specified runnable after the loader is complete
-     */
-    @Thunk void runAfterBindCompletes(Runnable r) {
-        if (isLoadingWorkspace() || !mHasLoaderCompletedOnce) {
-            synchronized (mBindCompleteRunnables) {
-                mBindCompleteRunnables.add(r);
-            }
-        } else {
-            runOnWorkerThread(r);
-        }
-    }
-
     boolean canMigrateFromOldLauncherDb(Launcher launcher) {
         return mOldContentProviderExists && !launcher.isLauncherPreinstalled() ;
     }
@@ -892,8 +880,13 @@ public class LauncherModel extends BroadcastReceiver
     }
 
     private void assertWorkspaceLoaded() {
-        if (LauncherAppState.isDogfoodBuild() && (isLoadingWorkspace() || !mHasLoaderCompletedOnce)) {
-            throw new RuntimeException("Trying to add shortcut while loader is running");
+        if (LauncherAppState.isDogfoodBuild()) {
+            synchronized (mLock) {
+                if (!mHasLoaderCompletedOnce ||
+                        (mLoaderTask != null && mLoaderTask.mIsLoadingAndBindingWorkspace)) {
+                    throw new RuntimeException("Trying to add shortcut while loader is running");
+                }
+            }
         }
     }
 
@@ -1133,7 +1126,7 @@ public class LauncherModel extends BroadcastReceiver
      * Update the order of the workspace screens in the database. The array list contains
      * a list of screen ids in the order that they should appear.
      */
-    void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) {
+    public void updateWorkspaceScreenOrder(Context context, final ArrayList<Long> screens) {
         final ArrayList<Long> screensCopy = new ArrayList<Long>(screens);
         final ContentResolver cr = context.getContentResolver();
         final Uri uri = LauncherSettings.WorkspaceScreens.CONTENT_URI;
@@ -1280,14 +1273,14 @@ public class LauncherModel extends BroadcastReceiver
         if (Intent.ACTION_LOCALE_CHANGED.equals(action)) {
             // If we have changed locale we need to clear out the labels in all apps/workspace.
             forceReload();
-        } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action) ||
-                   SearchManager.INTENT_ACTION_SEARCHABLES_CHANGED.equals(action)) {
+        } else if (SearchManager.INTENT_GLOBAL_SEARCH_ACTIVITY_CHANGED.equals(action)) {
             Callbacks callbacks = getCallback();
             if (callbacks != null) {
-                callbacks.bindSearchablesChanged();
+                callbacks.bindSearchProviderChanged();
             }
         } else if (LauncherAppsCompat.ACTION_MANAGED_PROFILE_ADDED.equals(action)
                 || LauncherAppsCompat.ACTION_MANAGED_PROFILE_REMOVED.equals(action)) {
+            UserManagerCompat.getInstance(context).enableAndResetCache();
             forceReload();
         }
     }
@@ -1388,16 +1381,6 @@ public class LauncherModel extends BroadcastReceiver
                 mHandler.post(r);
             }
         }
-
-        // Run all the bind complete runnables after workspace is bound.
-        if (!mBindCompleteRunnables.isEmpty()) {
-            synchronized (mBindCompleteRunnables) {
-                for (final Runnable r : mBindCompleteRunnables) {
-                    runOnWorkerThread(r);
-                }
-                mBindCompleteRunnables.clear();
-            }
-        }
     }
 
     public void stopLoader() {
@@ -1411,7 +1394,7 @@ public class LauncherModel extends BroadcastReceiver
     /**
      * Loads the workspace screen ids in an ordered list.
      */
-    @Thunk static ArrayList<Long> loadWorkspaceScreensDb(Context context) {
+    public static ArrayList<Long> loadWorkspaceScreensDb(Context context) {
         final ContentResolver contentResolver = context.getContentResolver();
         final Uri screensUri = LauncherSettings.WorkspaceScreens.CONTENT_URI;
 
@@ -1439,15 +1422,6 @@ public class LauncherModel extends BroadcastReceiver
         return mAllAppsLoaded;
     }
 
-    boolean isLoadingWorkspace() {
-        synchronized (mLock) {
-            if (mLoaderTask != null) {
-                return mLoaderTask.isLoadingWorkspace();
-            }
-        }
-        return false;
-    }
-
     /**
      * Runnable for the thread that loads the contents of the launcher:
      *   - workspace icons
@@ -1466,10 +1440,6 @@ public class LauncherModel extends BroadcastReceiver
             mFlags = flags;
         }
 
-        boolean isLoadingWorkspace() {
-            return mIsLoadingAndBindingWorkspace;
-        }
-
         private void loadAndBindWorkspace() {
             mIsLoadingAndBindingWorkspace = true;
 
@@ -1641,11 +1611,12 @@ public class LauncherModel extends BroadcastReceiver
         }
 
         // check & update map of what's occupied; used to discard overlapping/invalid items
-        private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item) {
+        private boolean checkItemPlacement(LongArrayMap<ItemInfo[][]> occupied, ItemInfo item,
+                   ArrayList<Long> workspaceScreens) {
             LauncherAppState app = LauncherAppState.getInstance();
             InvariantDeviceProfile profile = app.getInvariantDeviceProfile();
-            final int countX = (int) profile.numColumns;
-            final int countY = (int) profile.numRows;
+            final int countX = profile.numColumns;
+            final int countY = profile.numRows;
 
             long containerIndex = item.screenId;
             if (item.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
@@ -1687,7 +1658,12 @@ public class LauncherModel extends BroadcastReceiver
                     occupied.put((long) LauncherSettings.Favorites.CONTAINER_HOTSEAT, items);
                     return true;
                 }
-            } else if (item.container != LauncherSettings.Favorites.CONTAINER_DESKTOP) {
+            } else if (item.container == LauncherSettings.Favorites.CONTAINER_DESKTOP) {
+                if (!workspaceScreens.contains((Long) item.screenId)) {
+                    // The item has an invalid screen id.
+                    return false;
+                }
+            } else {
                 // Skip further checking if it is not the hotseat or workspace container
                 return true;
             }
@@ -1754,8 +1730,27 @@ public class LauncherModel extends BroadcastReceiver
 
             LauncherAppState app = LauncherAppState.getInstance();
             InvariantDeviceProfile profile = app.getInvariantDeviceProfile();
-            int countX = (int) profile.numColumns;
-            int countY = (int) profile.numRows;
+            int countX = profile.numColumns;
+            int countY = profile.numRows;
+
+            if (MigrateFromRestoreTask.ENABLED && MigrateFromRestoreTask.shouldRunTask(mContext)) {
+                long migrationStartTime = System.currentTimeMillis();
+                Log.v(TAG, "Starting workspace migration after restore");
+                try {
+                    MigrateFromRestoreTask task = new MigrateFromRestoreTask(mContext);
+                    // Clear the flags before starting the task, so that we do not run the task
+                    // again, in case there was an uncaught error.
+                    MigrateFromRestoreTask.clearFlags(mContext);
+                    task.execute();
+                } catch (Exception e) {
+                    Log.e(TAG, "Error during grid migration", e);
+
+                    // Clear workspace.
+                    mFlags = mFlags | LOADER_FLAG_CLEAR_WORKSPACE;
+                }
+                Log.v(TAG, "Workspace migration completed in "
+                        + (System.currentTimeMillis() - migrationStartTime));
+            }
 
             if ((mFlags & LOADER_FLAG_CLEAR_WORKSPACE) != 0) {
                 Launcher.addDumpLog(TAG, "loadWorkspace: resetting launcher database", true);
@@ -1776,6 +1771,7 @@ public class LauncherModel extends BroadcastReceiver
                 clearSBgDataStructures();
                 final HashMap<String, Integer> installingPkgs = PackageInstallerCompat
                         .getInstance(mContext).updateAndGetActiveSessionCache();
+                sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext));
 
                 final ArrayList<Long> itemsToRemove = new ArrayList<Long>();
                 final ArrayList<Long> restoredRows = new ArrayList<Long>();
@@ -1977,6 +1973,7 @@ public class LauncherModel extends BroadcastReceiver
                                 } catch (URISyntaxException e) {
                                     Launcher.addDumpLog(TAG,
                                             "Invalid uri: " + intentDescription, true);
+                                    itemsToRemove.add(id);
                                     continue;
                                 }
 
@@ -2047,7 +2044,7 @@ public class LauncherModel extends BroadcastReceiver
                                     }
 
                                     // check & update map of what's occupied
-                                    if (!checkItemPlacement(occupied, info)) {
+                                    if (!checkItemPlacement(occupied, info, sBgWorkspaceScreens)) {
                                         itemsToRemove.add(id);
                                         break;
                                     }
@@ -2098,7 +2095,7 @@ public class LauncherModel extends BroadcastReceiver
                                 folderInfo.options = c.getInt(optionsIndex);
 
                                 // check & update map of what's occupied
-                                if (!checkItemPlacement(occupied, folderInfo)) {
+                                if (!checkItemPlacement(occupied, folderInfo, sBgWorkspaceScreens)) {
                                     itemsToRemove.add(id);
                                     break;
                                 }
@@ -2163,14 +2160,18 @@ public class LauncherModel extends BroadcastReceiver
                                         appWidgetInfo = new LauncherAppWidgetInfo(appWidgetId,
                                                 provider.provider);
 
-                                        int status = restoreStatus;
+                                        // The provider is available. So the widget is either
+                                        // available or not available. We do not need to track
+                                        // any future restore updates.
+                                        int status = restoreStatus &
+                                                ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED;
                                         if (!wasProviderReady) {
                                             // If provider was not previously ready, update the
                                             // status and UI flag.
 
                                             // Id would be valid only if the widget restore broadcast was received.
                                             if (isIdValid) {
-                                                status = LauncherAppWidgetInfo.RESTORE_COMPLETED;
+                                                status = LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
                                             } else {
                                                 status &= ~LauncherAppWidgetInfo
                                                         .FLAG_PROVIDER_NOT_READY;
@@ -2214,13 +2215,14 @@ public class LauncherModel extends BroadcastReceiver
                                     if (container != LauncherSettings.Favorites.CONTAINER_DESKTOP &&
                                         container != LauncherSettings.Favorites.CONTAINER_HOTSEAT) {
                                         Log.e(TAG, "Widget found where container != " +
-                                            "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!");
+                                                "CONTAINER_DESKTOP nor CONTAINER_HOTSEAT - ignoring!");
+                                        itemsToRemove.add(id);
                                         continue;
                                     }
 
                                     appWidgetInfo.container = container;
                                     // check & update map of what's occupied
-                                    if (!checkItemPlacement(occupied, appWidgetInfo)) {
+                                    if (!checkItemPlacement(occupied, appWidgetInfo, sBgWorkspaceScreens)) {
                                         itemsToRemove.add(id);
                                         break;
                                     }
@@ -2279,6 +2281,21 @@ public class LauncherModel extends BroadcastReceiver
                     }
                 }
 
+                // Sort all the folder items and make sure the first 3 items are high resolution.
+                for (FolderInfo folder : sBgFolders) {
+                    Collections.sort(folder.contents, Folder.ITEM_POS_COMPARATOR);
+                    int pos = 0;
+                    for (ShortcutInfo info : folder.contents) {
+                        if (info.usingLowResIcon) {
+                            info.updateIcon(mIconCache, false);
+                        }
+                        pos ++;
+                        if (pos >= FolderIcon.NUM_ITEMS_IN_PREVIEW) {
+                            break;
+                        }
+                    }
+                }
+
                 if (restoredRows.size() > 0) {
                     // Update restored items that no longer require special handling
                     ContentValues values = new ContentValues();
@@ -2294,8 +2311,6 @@ public class LauncherModel extends BroadcastReceiver
                             null, sWorker);
                 }
 
-                sBgWorkspaceScreens.addAll(loadWorkspaceScreensDb(mContext));
-
                 // Remove any empty screens
                 ArrayList<Long> unusedScreens = new ArrayList<Long>(sBgWorkspaceScreens);
                 for (ItemInfo item: sBgItemsIdMap) {
@@ -2657,13 +2672,24 @@ public class LauncherModel extends BroadcastReceiver
                         callbacks.finishBindingItems();
                     }
 
+                    mIsLoadingAndBindingWorkspace = false;
+
+                    // Run all the bind complete runnables after workspace is bound.
+                    if (!mBindCompleteRunnables.isEmpty()) {
+                        synchronized (mBindCompleteRunnables) {
+                            for (final Runnable r : mBindCompleteRunnables) {
+                                runOnWorkerThread(r);
+                            }
+                            mBindCompleteRunnables.clear();
+                        }
+                    }
+
                     // If we're profiling, ensure this is the last thing in the queue.
                     if (DEBUG_LOADERS) {
                         Log.d(TAG, "bound workspace in "
                             + (SystemClock.uptimeMillis()-t) + "ms");
                     }
 
-                    mIsLoadingAndBindingWorkspace = false;
                 }
             };
             if (isLoadingSynchronously) {
@@ -2792,12 +2818,27 @@ public class LauncherModel extends BroadcastReceiver
 
                 final ManagedProfileHeuristic heuristic = ManagedProfileHeuristic.get(mContext, user);
                 if (heuristic != null) {
-                    runAfterBindCompletes(new Runnable() {
+                    final Runnable r = new Runnable() {
 
                         @Override
                         public void run() {
                             heuristic.processUserApps(apps);
                         }
+                    };
+                    runOnMainThread(new Runnable() {
+
+                        @Override
+                        public void run() {
+                            // Check isLoadingWorkspace on the UI thread, as it is updated on
+                            // the UI thread.
+                            if (mIsLoadingAndBindingWorkspace) {
+                                synchronized (mBindCompleteRunnables) {
+                                    mBindCompleteRunnables.add(r);
+                                }
+                            } else {
+                                runOnWorkerThread(r);
+                            }
+                        }
                     });
                 }
             }
@@ -2825,8 +2866,7 @@ public class LauncherModel extends BroadcastReceiver
             // Cleanup any data stored for a deleted user.
             ManagedProfileHeuristic.processAllUsers(profiles, mContext);
 
-            loadAndBindWidgetsAndShortcuts(mApp.getContext(), tryGetCallbacks(oldCallbacks),
-                    true /* refresh */);
+            loadAndBindWidgetsAndShortcuts(tryGetCallbacks(oldCallbacks), true /* refresh */);
             if (DEBUG_LOADERS) {
                 Log.d(TAG, "Icons processed in "
                         + (SystemClock.uptimeMillis() - loadTime) + "ms");
@@ -2895,7 +2935,7 @@ public class LauncherModel extends BroadcastReceiver
         }
 
         // Reload widget list. No need to refresh, as we only want to update the icons and labels.
-        loadAndBindWidgetsAndShortcuts(mApp.getContext(), callbacks, false);
+        loadAndBindWidgetsAndShortcuts(callbacks, false);
     }
 
     void enqueuePackageUpdated(PackageUpdatedTask task) {
@@ -3155,7 +3195,15 @@ public class LauncherModel extends BroadcastReceiver
                             if (mUser.equals(widgetInfo.user)
                                     && widgetInfo.hasRestoreFlag(LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY)
                                     && packageSet.contains(widgetInfo.providerName.getPackageName())) {
-                                widgetInfo.restoreStatus &= ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY;
+                                widgetInfo.restoreStatus &=
+                                        ~LauncherAppWidgetInfo.FLAG_PROVIDER_NOT_READY &
+                                        ~LauncherAppWidgetInfo.FLAG_RESTORE_STARTED;
+
+                                // adding this flag ensures that launcher shows 'click to setup'
+                                // if the widget has a config activity. In case there is no config
+                                // activity, it will be marked as 'restored' during bind.
+                                widgetInfo.restoreStatus |= LauncherAppWidgetInfo.FLAG_UI_NOT_READY;
+
                                 widgets.add(widgetInfo);
                                 updateItemInDatabase(context, widgetInfo);
                             }
@@ -3235,8 +3283,36 @@ public class LauncherModel extends BroadcastReceiver
                 });
             }
 
-            // onProvidersChanged method (API >= 17) already refreshed the widget list
-            loadAndBindWidgetsAndShortcuts(context, callbacks, Build.VERSION.SDK_INT < 17);
+            // Update widgets
+            if (mOp == OP_ADD || mOp == OP_REMOVE || mOp == OP_UPDATE) {
+                // Always refresh for a package event on secondary user
+                boolean needToRefresh = !mUser.equals(UserHandleCompat.myUserHandle());
+
+                // Refresh widget list, if the package already had a widget.
+                synchronized (sBgLock) {
+                    if (sBgWidgetProviders != null) {
+                        HashSet<String> pkgSet = new HashSet<>();
+                        Collections.addAll(pkgSet, mPackages);
+
+                        for (ComponentKey key : sBgWidgetProviders.keySet()) {
+                            needToRefresh |= key.user.equals(mUser) &&
+                                    pkgSet.contains(key.componentName.getPackageName());
+                        }
+                    }
+                }
+
+                if (!needToRefresh && mOp != OP_REMOVE) {
+                    // Refresh widget list, if there is any newly added widget
+                    PackageManager pm = context.getPackageManager();
+                    for (String pkg : mPackages) {
+                        needToRefresh |= !pm.queryBroadcastReceivers(
+                                new Intent(AppWidgetManager.ACTION_APPWIDGET_UPDATE)
+                                    .setPackage(pkg), 0).isEmpty();
+                    }
+                }
+
+                loadAndBindWidgetsAndShortcuts(callbacks, needToRefresh);
+            }
 
             // Write all the logs to disk
             mHandler.post(new Runnable() {
@@ -3310,13 +3386,12 @@ public class LauncherModel extends BroadcastReceiver
         }
     }
 
-    public void loadAndBindWidgetsAndShortcuts(final Context context, final Callbacks callbacks,
-            final boolean refresh) {
+    public void loadAndBindWidgetsAndShortcuts(final Callbacks callbacks, final boolean refresh) {
 
         runOnWorkerThread(new Runnable() {
             @Override
             public void run() {
-                updateWidgetsModel(context, refresh);
+                updateWidgetsModel(refresh);
                 final WidgetsModel model = mBgWidgetsModel.clone();
 
                 mHandler.post(new Runnable() {
@@ -3340,10 +3415,10 @@ public class LauncherModel extends BroadcastReceiver
      *
      * @see #loadAndBindWidgetsAndShortcuts
      */
-    @Thunk void updateWidgetsModel(Context context, boolean refresh) {
-        PackageManager packageManager = context.getPackageManager();
+    @Thunk void updateWidgetsModel(boolean refresh) {
+        PackageManager packageManager = mApp.getContext().getPackageManager();
         final ArrayList<Object> widgetsAndShortcuts = new ArrayList<Object>();
-        widgetsAndShortcuts.addAll(getWidgetProviders(context, refresh));
+        widgetsAndShortcuts.addAll(getWidgetProviders(mApp.getContext(), refresh));
         Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT);
         widgetsAndShortcuts.addAll(packageManager.queryIntentActivities(shortcutsIntent, 0));
         mBgWidgetsModel.setWidgetsAndShortcuts(widgetsAndShortcuts);
diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index cc5e18bc17..8791e9e57d 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -65,20 +65,17 @@ import java.util.HashSet;
 import java.util.List;
 
 public class LauncherProvider extends ContentProvider {
-    private static final String TAG = "Launcher.LauncherProvider";
+    private static final String TAG = "LauncherProvider";
     private static final boolean LOGD = false;
 
     private static final int DATABASE_VERSION = 26;
 
-    static final String OLD_AUTHORITY = "com.android.launcher2.settings";
-    static final String AUTHORITY = ProviderConfig.AUTHORITY;
+    public static final String AUTHORITY = ProviderConfig.AUTHORITY;
 
     static final String TABLE_FAVORITES = LauncherSettings.Favorites.TABLE_NAME;
     static final String TABLE_WORKSPACE_SCREENS = LauncherSettings.WorkspaceScreens.TABLE_NAME;
     static final String EMPTY_DATABASE_CREATED = "EMPTY_DATABASE_CREATED";
 
-    private static final String URI_PARAM_IS_EXTERNAL_ADD = "isExternalAdd";
-
     private static final String RESTRICTION_PACKAGE_NAME = "workspace.configuration.package.name";
 
     @Thunk LauncherProviderChangeListener mListener;
@@ -140,14 +137,21 @@ public class LauncherProvider extends ContentProvider {
         return db.insert(table, nullColumnHack, values);
     }
 
+    private void reloadLauncherIfExternal() {
+        if (Utilities.ATLEAST_MARSHMALLOW && Binder.getCallingPid() != Process.myPid()) {
+            LauncherAppState app = LauncherAppState.getInstanceNoCreate();
+            if (app != null) {
+                app.reloadWorkspace();
+            }
+        }
+    }
+
     @Override
     public Uri insert(Uri uri, ContentValues initialValues) {
         SqlArguments args = new SqlArguments(uri);
 
-        // In very limited cases, we support system|signature permission apps to add to the db
-        String externalAdd = uri.getQueryParameter(URI_PARAM_IS_EXTERNAL_ADD);
-        final boolean isExternalAll = externalAdd != null && "true".equals(externalAdd);
-        if (isExternalAll) {
+        // In very limited cases, we support system|signature permission apps to modify the db.
+        if (Binder.getCallingPid() != Process.myPid()) {
             if (!mOpenHelper.initializeExternalAdd(initialValues)) {
                 return null;
             }
@@ -161,13 +165,20 @@ public class LauncherProvider extends ContentProvider {
         uri = ContentUris.withAppendedId(uri, rowId);
         notifyListeners();
 
-        if (isExternalAll) {
+        if (Utilities.ATLEAST_MARSHMALLOW) {
+            reloadLauncherIfExternal();
+        } else {
+            // Deprecated behavior to support legacy devices which rely on provider callbacks.
             LauncherAppState app = LauncherAppState.getInstanceNoCreate();
-            if (app != null) {
+            if (app != null && "true".equals(uri.getQueryParameter("isExternalAdd"))) {
                 app.reloadWorkspace();
             }
-        }
 
+            String notify = uri.getQueryParameter("notify");
+            if (notify == null || "true".equals(notify)) {
+                getContext().getContentResolver().notifyChange(uri, null);
+            }
+        }
         return uri;
     }
 
@@ -192,6 +203,7 @@ public class LauncherProvider extends ContentProvider {
         }
 
         notifyListeners();
+        reloadLauncherIfExternal();
         return values.length;
     }
 
@@ -203,6 +215,7 @@ public class LauncherProvider extends ContentProvider {
         try {
             ContentProviderResult[] result =  super.applyBatch(operations);
             db.setTransactionSuccessful();
+            reloadLauncherIfExternal();
             return result;
         } finally {
             db.endTransaction();
@@ -217,6 +230,7 @@ public class LauncherProvider extends ContentProvider {
         int count = db.delete(args.table, args.where, args.args);
         if (count > 0) notifyListeners();
 
+        reloadLauncherIfExternal();
         return count;
     }
 
@@ -229,6 +243,7 @@ public class LauncherProvider extends ContentProvider {
         int count = db.update(args.table, values, args.where, args.args);
         if (count > 0) notifyListeners();
 
+        reloadLauncherIfExternal();
         return count;
     }
 
@@ -399,7 +414,7 @@ public class LauncherProvider extends ContentProvider {
     @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
     private AutoInstallsLayout createWorkspaceLoaderFromAppRestriction() {
         // UserManager.getApplicationRestrictions() requires minSdkVersion >= 18
-        if (android.os.Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR2) {
+        if (!Utilities.ATLEAST_JB_MR2) {
             return null;
         }
 
diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index f2c85a1950..8a5804f349 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -143,7 +143,7 @@ public class LauncherSettings {
          *
          * @return The unique content URL for the specified row.
          */
-        static Uri getContentUri(long id) {
+        public static Uri getContentUri(long id) {
             return Uri.parse("content://" + ProviderConfig.AUTHORITY +
                     "/" + TABLE_NAME + "/" + id);
         }
diff --git a/src/com/android/launcher3/LauncherStateTransitionAnimation.java b/src/com/android/launcher3/LauncherStateTransitionAnimation.java
index d69b7432de..cdde8c13fa 100644
--- a/src/com/android/launcher3/LauncherStateTransitionAnimation.java
+++ b/src/com/android/launcher3/LauncherStateTransitionAnimation.java
@@ -79,13 +79,6 @@ import java.util.HashMap;
  */
 public class LauncherStateTransitionAnimation {
 
-    /**
-     * Callbacks made during the state transition
-     */
-    interface Callbacks {
-        public void onStateTransitionHideSearchBar();
-    }
-
     /**
      * Private callbacks made during transition setup.
      */
@@ -111,12 +104,10 @@ public class LauncherStateTransitionAnimation {
     public static final int SINGLE_FRAME_DELAY = 16;
 
     @Thunk Launcher mLauncher;
-    @Thunk Callbacks mCb;
-    @Thunk AnimatorSet mStateAnimation;
+    @Thunk AnimatorSet mCurrentAnimation;
 
-    public LauncherStateTransitionAnimation(Launcher l, Callbacks cb) {
+    public LauncherStateTransitionAnimation(Launcher l) {
         mLauncher = l;
-        mCb = cb;
     }
 
     /**
@@ -125,8 +116,8 @@ public class LauncherStateTransitionAnimation {
      * @param startSearchAfterTransition Immediately starts app search after the transition to
      *                                   All Apps is completed.
      */
-    public void startAnimationToAllApps(final boolean animated,
-            final boolean startSearchAfterTransition) {
+    public void startAnimationToAllApps(final Workspace.State fromWorkspaceState,
+            final boolean animated, final boolean startSearchAfterTransition) {
         final AllAppsContainerView toView = mLauncher.getAppsView();
         final View buttonView = mLauncher.getAllAppsButton();
         PrivateTransitionCallbacks cb = new PrivateTransitionCallbacks() {
@@ -159,15 +150,16 @@ public class LauncherStateTransitionAnimation {
             }
         };
         // Only animate the search bar if animating from spring loaded mode back to all apps
-        startAnimationToOverlay(Workspace.State.NORMAL_HIDDEN, buttonView, toView,
-                toView.getContentView(), toView.getRevealView(), toView.getSearchBarView(),
-                animated, true /* hideSearchBar */, cb);
+        mCurrentAnimation = startAnimationToOverlay(fromWorkspaceState,
+                Workspace.State.NORMAL_HIDDEN, buttonView, toView, toView.getContentView(),
+                toView.getRevealView(), toView.getSearchBarView(), animated, cb);
     }
 
     /**
      * Starts an animation to the widgets view.
      */
-    public void startAnimationToWidgets(final boolean animated) {
+    public void startAnimationToWidgets(final Workspace.State fromWorkspaceState,
+            final boolean animated) {
         final WidgetsContainerView toView = mLauncher.getWidgetsView();
         final View buttonView = mLauncher.getWidgetsButton();
 
@@ -177,17 +169,17 @@ public class LauncherStateTransitionAnimation {
                 return 0.3f;
             }
         };
-        startAnimationToOverlay(Workspace.State.OVERVIEW_HIDDEN, buttonView, toView,
-                toView.getContentView(), toView.getRevealView(), null, animated,
-                true /* hideSearchBar */, cb);
+        mCurrentAnimation = startAnimationToOverlay(fromWorkspaceState,
+                Workspace.State.OVERVIEW_HIDDEN, buttonView, toView, toView.getContentView(),
+                toView.getRevealView(), null, animated, cb);
     }
 
     /**
      * Starts and animation to the workspace from the current overlay view.
      */
     public void startAnimationToWorkspace(final Launcher.State fromState,
-              final Workspace.State toWorkspaceState, final int toWorkspacePage,
-              final boolean animated, final Runnable onCompleteRunnable) {
+            final Workspace.State fromWorkspaceState, final Workspace.State toWorkspaceState,
+            final int toWorkspacePage, final boolean animated, final Runnable onCompleteRunnable) {
         if (toWorkspaceState != Workspace.State.NORMAL &&
                 toWorkspaceState != Workspace.State.SPRING_LOADED &&
                 toWorkspaceState != Workspace.State.OVERVIEW) {
@@ -195,10 +187,10 @@ public class LauncherStateTransitionAnimation {
         }
 
         if (fromState == Launcher.State.APPS || fromState == Launcher.State.APPS_SPRING_LOADED) {
-            startAnimationToWorkspaceFromAllApps(toWorkspaceState, toWorkspacePage,
+            startAnimationToWorkspaceFromAllApps(fromWorkspaceState, toWorkspaceState, toWorkspacePage,
                     animated, onCompleteRunnable);
         } else {
-            startAnimationToWorkspaceFromWidgets(toWorkspaceState, toWorkspacePage,
+            startAnimationToWorkspaceFromWidgets(fromWorkspaceState, toWorkspaceState, toWorkspacePage,
                     animated, onCompleteRunnable);
         }
     }
@@ -207,12 +199,13 @@ public class LauncherStateTransitionAnimation {
      * Creates and starts a new animation to a particular overlay view.
      */
     @SuppressLint("NewApi")
-    private void startAnimationToOverlay(final Workspace.State toWorkspaceState,
-            final View buttonView, final View toView, final View contentView, final View revealView,
-            final View overlaySearchBarView, final boolean animated, final boolean hideSearchBar,
-            final PrivateTransitionCallbacks pCb) {
+    private AnimatorSet startAnimationToOverlay(final Workspace.State fromWorkspaceState,
+            final Workspace.State toWorkspaceState, final View buttonView, final View toView,
+            final View contentView, final View revealView, final View overlaySearchBarView,
+            final boolean animated, final PrivateTransitionCallbacks pCb) {
+        final AnimatorSet animation = LauncherAnimUtils.createAnimatorSet();
         final Resources res = mLauncher.getResources();
-        final boolean material = Utilities.isLmpOrAbove();
+        final boolean material = Utilities.ATLEAST_LOLLIPOP;
         final int revealDuration = res.getInteger(R.integer.config_overlayRevealTime);
         final int itemsAlphaStagger =
                 res.getInteger(R.integer.config_overlayItemsAlphaStagger);
@@ -230,11 +223,13 @@ public class LauncherStateTransitionAnimation {
         // Create the workspace animation.
         // NOTE: this call apparently also sets the state for the workspace if !animated
         Animator workspaceAnim = mLauncher.startWorkspaceStateChangeAnimation(toWorkspaceState, -1,
-                animated, overlaySearchBarView != null /* hasOverlaySearchBar */, layerViews);
+                animated, layerViews);
+
+        // Animate the search bar
+        startWorkspaceSearchBarAnimation(animation, fromWorkspaceState, toWorkspaceState,
+                animated ? revealDuration : 0, overlaySearchBarView);
 
         if (animated && initialized) {
-            mStateAnimation = LauncherAnimUtils.createAnimatorSet();
-
             // Setup the reveal view animation
             int width = revealView.getMeasuredWidth();
             int height = revealView.getMeasuredHeight();
@@ -274,7 +269,7 @@ public class LauncherStateTransitionAnimation {
 
             // Play the animation
             layerViews.put(revealView, BUILD_AND_SET_LAYER);
-            mStateAnimation.play(panelAlphaAndDrift);
+            animation.play(panelAlphaAndDrift);
 
             if (overlaySearchBarView != null) {
                 overlaySearchBarView.setAlpha(0f);
@@ -282,7 +277,7 @@ public class LauncherStateTransitionAnimation {
                 searchBarAlpha.setDuration(100);
                 searchBarAlpha.setInterpolator(new AccelerateInterpolator(1.5f));
                 layerViews.put(overlaySearchBarView, BUILD_AND_SET_LAYER);
-                mStateAnimation.play(searchBarAlpha);
+                animation.play(searchBarAlpha);
             }
 
             // Setup the animation for the content view
@@ -297,13 +292,13 @@ public class LauncherStateTransitionAnimation {
             pageDrift.setDuration(revealDuration);
             pageDrift.setInterpolator(new LogDecelerateInterpolator(100, 0));
             pageDrift.setStartDelay(itemsAlphaStagger);
-            mStateAnimation.play(pageDrift);
+            animation.play(pageDrift);
 
             ObjectAnimator itemsAlpha = ObjectAnimator.ofFloat(contentView, "alpha", 0f, 1f);
             itemsAlpha.setDuration(revealDuration);
             itemsAlpha.setInterpolator(new AccelerateInterpolator(1.5f));
             itemsAlpha.setStartDelay(itemsAlphaStagger);
-            mStateAnimation.play(itemsAlpha);
+            animation.play(itemsAlpha);
 
             if (material) {
                 float startRadius = pCb.getMaterialRevealViewStartFinalRadius();
@@ -316,10 +311,10 @@ public class LauncherStateTransitionAnimation {
                 if (listener != null) {
                     reveal.addListener(listener);
                 }
-                mStateAnimation.play(reveal);
+                animation.play(reveal);
             }
 
-            mStateAnimation.addListener(new AnimatorListenerAdapter() {
+            animation.addListener(new AnimatorListenerAdapter() {
                 @Override
                 public void onAnimationEnd(Animator animation) {
                     dispatchOnLauncherTransitionEnd(fromView, animated, false);
@@ -335,12 +330,8 @@ public class LauncherStateTransitionAnimation {
                         }
                     }
 
-                    if (hideSearchBar) {
-                        mCb.onStateTransitionHideSearchBar();
-                    }
-
                     // This can hold unnecessary references to views.
-                    mStateAnimation = null;
+                    cleanupAnimation();
                     pCb.onTransitionComplete();
                 }
 
@@ -348,7 +339,7 @@ public class LauncherStateTransitionAnimation {
 
             // Play the workspace animation
             if (workspaceAnim != null) {
-                mStateAnimation.play(workspaceAnim);
+                animation.play(workspaceAnim);
             }
 
             // Dispatch the prepare transition signal
@@ -356,23 +347,22 @@ public class LauncherStateTransitionAnimation {
             dispatchOnLauncherTransitionPrepare(toView, animated, false);
 
 
-            final AnimatorSet stateAnimation = mStateAnimation;
+            final AnimatorSet stateAnimation = animation;
             final Runnable startAnimRunnable = new Runnable() {
                 public void run() {
-                    // Check that mStateAnimation hasn't changed while
+                    // Check that mCurrentAnimation hasn't changed while
                     // we waited for a layout/draw pass
-                    if (mStateAnimation != stateAnimation)
+                    if (mCurrentAnimation != stateAnimation)
                         return;
                     dispatchOnLauncherTransitionStart(fromView, animated, false);
                     dispatchOnLauncherTransitionStart(toView, animated, false);
 
                     // Enable all necessary layers
-                    boolean isLmpOrAbove = Utilities.isLmpOrAbove();
                     for (View v : layerViews.keySet()) {
                         if (layerViews.get(v) == BUILD_AND_SET_LAYER) {
                             v.setLayerType(View.LAYER_TYPE_HARDWARE, null);
                         }
-                        if (isLmpOrAbove && Utilities.isViewAttachedToWindow(v)) {
+                        if (Utilities.ATLEAST_LOLLIPOP && Utilities.isViewAttachedToWindow(v)) {
                             v.buildLayer();
                         }
                     }
@@ -380,12 +370,14 @@ public class LauncherStateTransitionAnimation {
                     // Focus the new view
                     toView.requestFocus();
 
-                    mStateAnimation.start();
+                    stateAnimation.start();
                 }
             };
             toView.bringToFront();
             toView.setVisibility(View.VISIBLE);
             toView.post(startAnimRunnable);
+
+            return animation;
         } else {
             toView.setTranslationX(0.0f);
             toView.setTranslationY(0.0f);
@@ -397,10 +389,6 @@ public class LauncherStateTransitionAnimation {
             // Show the content view
             contentView.setVisibility(View.VISIBLE);
 
-            if (hideSearchBar) {
-                mCb.onStateTransitionHideSearchBar();
-            }
-
             dispatchOnLauncherTransitionPrepare(fromView, animated, false);
             dispatchOnLauncherTransitionStart(fromView, animated, false);
             dispatchOnLauncherTransitionEnd(fromView, animated, false);
@@ -408,18 +396,19 @@ public class LauncherStateTransitionAnimation {
             dispatchOnLauncherTransitionStart(toView, animated, false);
             dispatchOnLauncherTransitionEnd(toView, animated, false);
             pCb.onTransitionComplete();
+
+            return null;
         }
     }
 
     /**
      * Starts and animation to the workspace from the apps view.
      */
-    private void startAnimationToWorkspaceFromAllApps(final Workspace.State toWorkspaceState,
-            final int toWorkspacePage, final boolean animated, final Runnable onCompleteRunnable) {
+    private void startAnimationToWorkspaceFromAllApps(final Workspace.State fromWorkspaceState,
+            final Workspace.State toWorkspaceState, final int toWorkspacePage,
+            final boolean animated, final Runnable onCompleteRunnable) {
         AllAppsContainerView appsView = mLauncher.getAppsView();
         PrivateTransitionCallbacks cb = new PrivateTransitionCallbacks() {
-            int[] mAllAppsToPanelDelta;
-
             @Override
             float getMaterialRevealViewFinalAlpha(View revealView) {
                 // No alpha anim from all apps
@@ -451,8 +440,8 @@ public class LauncherStateTransitionAnimation {
             }
         };
         // Only animate the search bar if animating to spring loaded mode from all apps
-        startAnimationToWorkspaceFromOverlay(toWorkspaceState, toWorkspacePage,
-                mLauncher.getAllAppsButton(), appsView, appsView.getContentView(),
+        mCurrentAnimation = startAnimationToWorkspaceFromOverlay(fromWorkspaceState, toWorkspaceState,
+                toWorkspacePage, mLauncher.getAllAppsButton(), appsView, appsView.getContentView(),
                 appsView.getRevealView(), appsView.getSearchBarView(), animated,
                 onCompleteRunnable, cb);
     }
@@ -460,8 +449,9 @@ public class LauncherStateTransitionAnimation {
     /**
      * Starts and animation to the workspace from the widgets view.
      */
-    private void startAnimationToWorkspaceFromWidgets(final Workspace.State toWorkspaceState,
-              final int toWorkspacePage, final boolean animated, final Runnable onCompleteRunnable) {
+    private void startAnimationToWorkspaceFromWidgets(final Workspace.State fromWorkspaceState,
+            final Workspace.State toWorkspaceState, final int toWorkspacePage,
+            final boolean animated, final Runnable onCompleteRunnable) {
         final WidgetsContainerView widgetsView = mLauncher.getWidgetsView();
         PrivateTransitionCallbacks cb = new PrivateTransitionCallbacks() {
             @Override
@@ -479,21 +469,23 @@ public class LauncherStateTransitionAnimation {
                 };
             }
         };
-        startAnimationToWorkspaceFromOverlay(toWorkspaceState, toWorkspacePage,
-                mLauncher.getWidgetsButton(), widgetsView, widgetsView.getContentView(),
-                widgetsView.getRevealView(), null, animated, onCompleteRunnable, cb);
+        mCurrentAnimation = startAnimationToWorkspaceFromOverlay(fromWorkspaceState,
+                toWorkspaceState, toWorkspacePage, mLauncher.getWidgetsButton(), widgetsView,
+                widgetsView.getContentView(), widgetsView.getRevealView(), null, animated,
+                onCompleteRunnable, cb);
     }
 
     /**
      * Creates and starts a new animation to the workspace.
      */
-    private void startAnimationToWorkspaceFromOverlay(final Workspace.State toWorkspaceState,
-              final int toWorkspacePage, final View buttonView, final View fromView,
-              final View contentView, final View revealView, final View overlaySearchBarView,
-              final boolean animated, final Runnable onCompleteRunnable,
-              final PrivateTransitionCallbacks pCb) {
+    private AnimatorSet startAnimationToWorkspaceFromOverlay(final Workspace.State fromWorkspaceState,
+            final Workspace.State toWorkspaceState, final int toWorkspacePage, final View buttonView,
+            final View fromView, final View contentView, final View revealView,
+            final View overlaySearchBarView, final boolean animated, final Runnable onCompleteRunnable,
+            final PrivateTransitionCallbacks pCb) {
+        final AnimatorSet animation = LauncherAnimUtils.createAnimatorSet();
         final Resources res = mLauncher.getResources();
-        final boolean material = Utilities.isLmpOrAbove();
+        final boolean material = Utilities.ATLEAST_LOLLIPOP;
         final int revealDuration = res.getInteger(R.integer.config_overlayRevealTime);
         final int itemsAlphaStagger =
                 res.getInteger(R.integer.config_overlayItemsAlphaStagger);
@@ -511,15 +503,16 @@ public class LauncherStateTransitionAnimation {
         // Create the workspace animation.
         // NOTE: this call apparently also sets the state for the workspace if !animated
         Animator workspaceAnim = mLauncher.startWorkspaceStateChangeAnimation(toWorkspaceState,
-                toWorkspacePage, animated, overlaySearchBarView != null /* hasOverlaySearchBar */,
-                layerViews);
+                toWorkspacePage, animated, layerViews);
+
+        // Animate the search bar
+        startWorkspaceSearchBarAnimation(animation, fromWorkspaceState, toWorkspaceState,
+                animated ? revealDuration : 0, overlaySearchBarView);
 
         if (animated && initialized) {
-            mStateAnimation = LauncherAnimUtils.createAnimatorSet();
-
             // Play the workspace animation
             if (workspaceAnim != null) {
-                mStateAnimation.play(workspaceAnim);
+                animation.play(workspaceAnim);
             }
 
             // hideAppsCustomizeHelper is called in some cases when it is already hidden
@@ -558,14 +551,14 @@ public class LauncherStateTransitionAnimation {
                 panelDriftY.setDuration(revealDuration - SINGLE_FRAME_DELAY);
                 panelDriftY.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
                 panelDriftY.setInterpolator(decelerateInterpolator);
-                mStateAnimation.play(panelDriftY);
+                animation.play(panelDriftY);
 
                 ObjectAnimator panelDriftX = ObjectAnimator.ofFloat(revealView, "translationX",
                         0, revealViewToXDrift);
                 panelDriftX.setDuration(revealDuration - SINGLE_FRAME_DELAY);
                 panelDriftX.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
                 panelDriftX.setInterpolator(decelerateInterpolator);
-                mStateAnimation.play(panelDriftX);
+                animation.play(panelDriftX);
 
                 // Setup animation for the reveal panel alpha
                 final float revealViewToAlpha = !material ? 0f :
@@ -576,7 +569,7 @@ public class LauncherStateTransitionAnimation {
                     panelAlpha.setDuration(material ? revealDuration : 150);
                     panelAlpha.setStartDelay(material ? 0 : itemsAlphaStagger + SINGLE_FRAME_DELAY);
                     panelAlpha.setInterpolator(decelerateInterpolator);
-                    mStateAnimation.play(panelAlpha);
+                    animation.play(panelAlpha);
                 }
 
                 // Setup the animation for the content view
@@ -589,13 +582,13 @@ public class LauncherStateTransitionAnimation {
                 pageDrift.setDuration(revealDuration - SINGLE_FRAME_DELAY);
                 pageDrift.setInterpolator(decelerateInterpolator);
                 pageDrift.setStartDelay(itemsAlphaStagger + SINGLE_FRAME_DELAY);
-                mStateAnimation.play(pageDrift);
+                animation.play(pageDrift);
 
                 contentView.setAlpha(1f);
                 ObjectAnimator itemsAlpha = ObjectAnimator.ofFloat(contentView, "alpha", 1f, 0f);
                 itemsAlpha.setDuration(100);
                 itemsAlpha.setInterpolator(decelerateInterpolator);
-                mStateAnimation.play(itemsAlpha);
+                animation.play(itemsAlpha);
 
                 if (overlaySearchBarView != null) {
                     overlaySearchBarView.setAlpha(1f);
@@ -604,7 +597,7 @@ public class LauncherStateTransitionAnimation {
                     searchAlpha.setInterpolator(decelerateInterpolator);
                     searchAlpha.setStartDelay(material ? 0 : itemsAlphaStagger + SINGLE_FRAME_DELAY);
                     layerViews.put(overlaySearchBarView, BUILD_AND_SET_LAYER);
-                    mStateAnimation.play(searchAlpha);
+                    animation.play(searchAlpha);
                 }
 
                 if (material) {
@@ -620,14 +613,14 @@ public class LauncherStateTransitionAnimation {
                     if (listener != null) {
                         reveal.addListener(listener);
                     }
-                    mStateAnimation.play(reveal);
+                    animation.play(reveal);
                 }
 
                 dispatchOnLauncherTransitionPrepare(fromView, animated, true);
                 dispatchOnLauncherTransitionPrepare(toView, animated, true);
             }
 
-            mStateAnimation.addListener(new AnimatorListenerAdapter() {
+            animation.addListener(new AnimatorListenerAdapter() {
                 @Override
                 public void onAnimationEnd(Animator animation) {
                     fromView.setVisibility(View.GONE);
@@ -657,35 +650,37 @@ public class LauncherStateTransitionAnimation {
                     }
 
                     // This can hold unnecessary references to views.
-                    mStateAnimation = null;
+                    cleanupAnimation();
                     pCb.onTransitionComplete();
                 }
             });
 
-            final AnimatorSet stateAnimation = mStateAnimation;
+            final AnimatorSet stateAnimation = animation;
             final Runnable startAnimRunnable = new Runnable() {
                 public void run() {
-                    // Check that mStateAnimation hasn't changed while
+                    // Check that mCurrentAnimation hasn't changed while
                     // we waited for a layout/draw pass
-                    if (mStateAnimation != stateAnimation)
+                    if (mCurrentAnimation != stateAnimation)
                         return;
+
                     dispatchOnLauncherTransitionStart(fromView, animated, false);
                     dispatchOnLauncherTransitionStart(toView, animated, false);
 
                     // Enable all necessary layers
-                    boolean isLmpOrAbove = Utilities.isLmpOrAbove();
                     for (View v : layerViews.keySet()) {
                         if (layerViews.get(v) == BUILD_AND_SET_LAYER) {
                             v.setLayerType(View.LAYER_TYPE_HARDWARE, null);
                         }
-                        if (isLmpOrAbove && Utilities.isViewAttachedToWindow(v)) {
+                        if (Utilities.ATLEAST_LOLLIPOP && Utilities.isViewAttachedToWindow(v)) {
                             v.buildLayer();
                         }
                     }
-                    mStateAnimation.start();
+                    stateAnimation.start();
                 }
             };
             fromView.post(startAnimRunnable);
+
+            return animation;
         } else {
             fromView.setVisibility(View.GONE);
             dispatchOnLauncherTransitionPrepare(fromView, animated, true);
@@ -700,9 +695,44 @@ public class LauncherStateTransitionAnimation {
             if (onCompleteRunnable != null) {
                 onCompleteRunnable.run();
             }
+
+            return null;
         }
     }
 
+    /**
+     * Coordinates the workspace search bar animation along with the launcher state animation.
+     */
+    private void startWorkspaceSearchBarAnimation(AnimatorSet animation,
+            final Workspace.State fromWorkspaceState, final Workspace.State toWorkspaceState, int duration,
+            View overlaySearchBar) {
+        final SearchDropTargetBar.State toSearchBarState =
+                toWorkspaceState.getSearchDropTargetBarState();
+
+        if (overlaySearchBar != null) {
+            if ((toWorkspaceState == Workspace.State.NORMAL) &&
+                    (fromWorkspaceState == Workspace.State.NORMAL_HIDDEN)) {
+                // If we are transitioning from the overlay to the workspace, then show the
+                // workspace search bar immediately and let the overlay search bar fade out on top
+                mLauncher.getSearchDropTargetBar().animateToState(toSearchBarState, 0);
+            } else if (fromWorkspaceState == Workspace.State.NORMAL) {
+                // If we are transitioning from the workspace to the overlay, then keep the
+                // workspace search bar visible until the overlay search bar fades in on top
+                animation.addListener(new AnimatorListenerAdapter() {
+                    @Override
+                    public void onAnimationEnd(Animator animation) {
+                        mLauncher.getSearchDropTargetBar().animateToState(toSearchBarState, 0);
+                    }
+                });
+            } else {
+                // Otherwise, then just animate the workspace search bar normally
+                mLauncher.getSearchDropTargetBar().animateToState(toSearchBarState, duration);
+            }
+        } else {
+            // If there is no overlay search bar, then just animate the workspace search bar
+            mLauncher.getSearchDropTargetBar().animateToState(toSearchBarState, duration);
+        }
+    }
 
     /**
      * Dispatches the prepare-transition event to suitable views.
@@ -753,10 +783,14 @@ public class LauncherStateTransitionAnimation {
      * Cancels the current animation.
      */
     private void cancelAnimation() {
-        if (mStateAnimation != null) {
-            mStateAnimation.setDuration(0);
-            mStateAnimation.cancel();
-            mStateAnimation = null;
+        if (mCurrentAnimation != null) {
+            mCurrentAnimation.setDuration(0);
+            mCurrentAnimation.cancel();
+            mCurrentAnimation = null;
         }
     }
+
+    @Thunk void cleanupAnimation() {
+        mCurrentAnimation = null;
+    }
 }
diff --git a/src/com/android/launcher3/LauncherViewPropertyAnimator.java b/src/com/android/launcher3/LauncherViewPropertyAnimator.java
index 4cafbbfa66..4406a2c5cb 100644
--- a/src/com/android/launcher3/LauncherViewPropertyAnimator.java
+++ b/src/com/android/launcher3/LauncherViewPropertyAnimator.java
@@ -26,6 +26,7 @@ import java.util.ArrayList;
 import java.util.EnumSet;
 
 public class LauncherViewPropertyAnimator extends Animator implements AnimatorListener {
+
     enum Properties {
             TRANSLATION_X,
             TRANSLATION_Y,
@@ -51,13 +52,12 @@ public class LauncherViewPropertyAnimator extends Animator implements AnimatorLi
     long mStartDelay;
     long mDuration;
     TimeInterpolator mInterpolator;
-    ArrayList<Animator.AnimatorListener> mListeners;
+    ArrayList<Animator.AnimatorListener> mListeners = new ArrayList<>();
     boolean mRunning = false;
     FirstFrameAnimatorHelper mFirstFrameHelper;
 
     public LauncherViewPropertyAnimator(View target) {
         mTarget = target;
-        mListeners = new ArrayList<Animator.AnimatorListener>();
     }
 
     @Override
diff --git a/src/com/android/launcher3/PagedView.java b/src/com/android/launcher3/PagedView.java
index 218c1a36f3..05f0a05534 100644
--- a/src/com/android/launcher3/PagedView.java
+++ b/src/com/android/launcher3/PagedView.java
@@ -2293,7 +2293,7 @@ public abstract class PagedView extends ViewGroup implements ViewGroup.OnHierarc
         // Besides disabling the accessibility long-click, this also prevents this view from getting
         // accessibility focus.
         info.setLongClickable(false);
-        if (Utilities.isLmpOrAbove()) {
+        if (Utilities.ATLEAST_LOLLIPOP) {
             info.removeAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_LONG_CLICK);
         }
     }
diff --git a/src/com/android/launcher3/PendingAppWidgetHostView.java b/src/com/android/launcher3/PendingAppWidgetHostView.java
index 08f8e56018..40eadabd5c 100644
--- a/src/com/android/launcher3/PendingAppWidgetHostView.java
+++ b/src/com/android/launcher3/PendingAppWidgetHostView.java
@@ -16,13 +16,17 @@
 
 package com.android.launcher3;
 
+import android.annotation.TargetApi;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources.Theme;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.PorterDuff;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
+import android.os.Build;
 import android.os.Bundle;
 import android.text.Layout;
 import android.text.StaticLayout;
@@ -32,6 +36,8 @@ import android.view.View;
 import android.view.View.OnClickListener;
 
 public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implements OnClickListener {
+    private static final float SETUP_ICON_SIZE_FACTOR = 2f / 5;
+    private static final float MIN_SATUNATION = 0.7f;
 
     private static Theme sPreloaderTheme;
 
@@ -47,13 +53,14 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
     private Bitmap mIcon;
 
     private Drawable mCenterDrawable;
-    private Drawable mTopCornerDrawable;
+    private Drawable mSettingIconDrawable;
 
     private boolean mDrawableSizeChanged;
 
     private final TextPaint mPaint;
     private Layout mSetupTextLayout;
 
+    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
     public PendingAppWidgetHostView(Context context, LauncherAppWidgetInfo info,
             boolean disabledForSafeMode) {
         super(context);
@@ -70,6 +77,10 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
                 mLauncher.getDeviceProfile().iconTextSizePx, getResources().getDisplayMetrics()));
         setBackgroundResource(R.drawable.quantum_panel_dark);
         setWillNotDraw(false);
+
+        if (Utilities.ATLEAST_LOLLIPOP) {
+            setElevation(getResources().getDimension(R.dimen.pending_widget_elevation));
+        }
     }
 
     @Override
@@ -124,10 +135,12 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
                 FastBitmapDrawable disabledIcon = mLauncher.createIconDrawable(mIcon);
                 disabledIcon.setGhostModeEnabled(true);
                 mCenterDrawable = disabledIcon;
-                mTopCornerDrawable = null;
+                mSettingIconDrawable = null;
             } else if (isReadyForClickSetup()) {
-                mCenterDrawable = getResources().getDrawable(R.drawable.ic_setting);
-                mTopCornerDrawable = new FastBitmapDrawable(mIcon);
+                mCenterDrawable = new FastBitmapDrawable(mIcon);
+                mSettingIconDrawable = getResources().getDrawable(R.drawable.ic_setting).mutate();
+
+                updateSettingColor();
             } else {
                 if (sPreloaderTheme == null) {
                     sPreloaderTheme = getResources().newTheme();
@@ -137,13 +150,25 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
                 FastBitmapDrawable drawable = mLauncher.createIconDrawable(mIcon);
                 mCenterDrawable = new PreloadIconDrawable(drawable, sPreloaderTheme);
                 mCenterDrawable.setCallback(this);
-                mTopCornerDrawable = null;
+                mSettingIconDrawable = null;
                 applyState();
             }
             mDrawableSizeChanged = true;
         }
     }
 
+    private void updateSettingColor() {
+        int color = Utilities.findDominantColorByHue(mIcon, 20);
+        // Make the dominant color bright.
+        float[] hsv = new float[3];
+        Color.colorToHSV(color, hsv);
+        hsv[1] = Math.min(hsv[1], MIN_SATUNATION);
+        hsv[2] = 1;
+        color = Color.HSVToColor(hsv);
+
+        mSettingIconDrawable.setColorFilter(color,  PorterDuff.Mode.SRC_IN);
+    }
+
     @Override
     protected boolean verifyDrawable(Drawable who) {
         return (who == mCenterDrawable) || super.verifyDrawable(who);
@@ -169,6 +194,83 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
                 && (mInfo.restoreStatus & LauncherAppWidgetInfo.FLAG_UI_NOT_READY) != 0;
     }
 
+    private void updateDrawableBounds() {
+        DeviceProfile grid = mLauncher.getDeviceProfile();
+        int paddingTop = getPaddingTop();
+        int paddingBottom = getPaddingBottom();
+        int paddingLeft = getPaddingLeft();
+        int paddingRight = getPaddingRight();
+
+        int minPadding = getResources()
+                .getDimensionPixelSize(R.dimen.pending_widget_min_padding);
+
+        int availableWidth = getWidth() - paddingLeft - paddingRight - 2 * minPadding;
+        int availableHeight = getHeight() - paddingTop - paddingBottom - 2 * minPadding;
+
+        if (mSettingIconDrawable == null) {
+            int outset = (mCenterDrawable instanceof PreloadIconDrawable) ?
+                    ((PreloadIconDrawable) mCenterDrawable).getOutset() : 0;
+            int maxSize = grid.iconSizePx + 2 * outset;
+            int size = Math.min(maxSize, Math.min(availableWidth, availableHeight));
+
+            mRect.set(0, 0, size, size);
+            mRect.inset(outset, outset);
+            mRect.offsetTo((getWidth() - mRect.width()) / 2, (getHeight() - mRect.height()) / 2);
+            mCenterDrawable.setBounds(mRect);
+        } else  {
+            float iconSize = Math.min(availableWidth, availableHeight);
+
+            // Use twice the setting size factor, as the setting is drawn at a corner and the
+            // icon is drawn in the center.
+            float settingIconScaleFactor = 1 + SETUP_ICON_SIZE_FACTOR * 2;
+            int maxSize = Math.max(availableWidth, availableHeight);
+            if (iconSize * settingIconScaleFactor > maxSize) {
+                // There is an overlap
+                iconSize = maxSize / settingIconScaleFactor;
+            }
+
+            int actualIconSize = (int) Math.min(iconSize, grid.iconSizePx);
+
+            // Recreate the setup text.
+            mSetupTextLayout = new StaticLayout(
+                    getResources().getText(R.string.gadget_setup_text), mPaint, availableWidth,
+                    Layout.Alignment.ALIGN_CENTER, 1, 0, true);
+            int textHeight = mSetupTextLayout.getHeight();
+
+            // Extra icon size due to the setting icon
+            float minHeightWithText = textHeight + actualIconSize * settingIconScaleFactor
+                    + grid.iconDrawablePaddingPx;
+
+            int iconTop;
+            if (minHeightWithText < availableHeight) {
+                // We can draw the text as well
+                iconTop =  (getHeight() - textHeight -
+                        grid.iconDrawablePaddingPx - actualIconSize) / 2;
+
+            } else {
+                // The text will not fit. Only draw the icons.
+                iconTop = (getHeight() - actualIconSize) / 2;
+                mSetupTextLayout = null;
+            }
+
+            mRect.set(0, 0, actualIconSize, actualIconSize);
+            mRect.offset((getWidth() - actualIconSize) / 2, iconTop);
+            mCenterDrawable.setBounds(mRect);
+
+            mRect.left = paddingLeft + minPadding;
+            mRect.right = mRect.left + (int) (SETUP_ICON_SIZE_FACTOR * actualIconSize);
+            mRect.top = paddingTop + minPadding;
+            mRect.bottom = mRect.top + (int) (SETUP_ICON_SIZE_FACTOR * actualIconSize);
+            mSettingIconDrawable.setBounds(mRect);
+
+            if (mSetupTextLayout != null) {
+                // Set up position for dragging the text
+                mRect.left = paddingLeft + minPadding;
+                mRect.top = mCenterDrawable.getBounds().bottom + grid.iconDrawablePaddingPx;
+            }
+        }
+    }
+
     @Override
     protected void onDraw(Canvas canvas) {
         if (mCenterDrawable == null) {
@@ -176,81 +278,21 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
             return;
         }
 
-        DeviceProfile grid = mLauncher.getDeviceProfile();
-        if (mTopCornerDrawable == null) {
-            if (mDrawableSizeChanged) {
-                int outset = (mCenterDrawable instanceof PreloadIconDrawable) ?
-                        ((PreloadIconDrawable) mCenterDrawable).getOutset() : 0;
-                int maxSize = grid.iconSizePx + 2 * outset;
-                int size = Math.min(maxSize, Math.min(
-                        getWidth() - getPaddingLeft() - getPaddingRight(),
-                        getHeight() - getPaddingTop() - getPaddingBottom()));
-
-                mRect.set(0, 0, size, size);
-                mRect.inset(outset, outset);
-                mRect.offsetTo((getWidth() - mRect.width()) / 2, (getHeight() - mRect.height()) / 2);
-                mCenterDrawable.setBounds(mRect);
-                mDrawableSizeChanged = false;
-            }
-            mCenterDrawable.draw(canvas);
-        } else  {
-            // Draw the top corner icon and "Setup" text is possible
-            if (mDrawableSizeChanged) {
-                int iconSize = grid.iconSizePx;
-                int paddingTop = getPaddingTop();
-                int paddingBottom = getPaddingBottom();
-                int paddingLeft = getPaddingLeft();
-                int paddingRight = getPaddingRight();
-
-                int availableWidth = getWidth() - paddingLeft - paddingRight;
-                int availableHeight = getHeight() - paddingTop - paddingBottom;
-
-                // Recreate the setup text.
-                mSetupTextLayout = new StaticLayout(
-                        getResources().getText(R.string.gadget_setup_text), mPaint, availableWidth,
-                        Layout.Alignment.ALIGN_CENTER, 1, 0, true);
-                if (mSetupTextLayout.getLineCount() == 1) {
-                    // The text fits in a single line. No need to draw the setup icon.
-                    int size = Math.min(iconSize, Math.min(availableWidth,
-                            availableHeight - mSetupTextLayout.getHeight()));
-                    mRect.set(0, 0, size, size);
-                    mRect.offsetTo((getWidth() - mRect.width()) / 2,
-                            (getHeight() - mRect.height() - mSetupTextLayout.getHeight()
-                                    - grid.iconDrawablePaddingPx) / 2);
-
-                    mTopCornerDrawable.setBounds(mRect);
-
-                    // Update left and top to indicate the position where the text will be drawn.
-                    mRect.left = paddingLeft;
-                    mRect.top = mRect.bottom + grid.iconDrawablePaddingPx;
-                } else {
-                    // The text can't be drawn in a single line. Draw a setup icon instead.
-                    mSetupTextLayout = null;
-                    int size = Math.min(iconSize, Math.min(
-                            getWidth() - paddingLeft - paddingRight,
-                            getHeight() - paddingTop - paddingBottom));
-                    mRect.set(0, 0, size, size);
-                    mRect.offsetTo((getWidth() - mRect.width()) / 2, (getHeight() - mRect.height()) / 2);
-                    mCenterDrawable.setBounds(mRect);
-
-                    size = Math.min(size / 2,
-                            Math.max(mRect.top - paddingTop, mRect.left - paddingLeft));
-                    mTopCornerDrawable.setBounds(paddingLeft, paddingTop,
-                            paddingLeft + size, paddingTop + size);
-                }
-                mDrawableSizeChanged = false;
-            }
-
-            if (mSetupTextLayout == null) {
-                mCenterDrawable.draw(canvas);
-                mTopCornerDrawable.draw(canvas);
-            } else {
-                canvas.save();
-                canvas.translate(mRect.left, mRect.top);
-                mSetupTextLayout.draw(canvas);
-                canvas.restore();
-                mTopCornerDrawable.draw(canvas);
-            }
+        if (mDrawableSizeChanged) {
+            updateDrawableBounds();
+            mDrawableSizeChanged = false;
         }
+
+        mCenterDrawable.draw(canvas);
+        if (mSettingIconDrawable != null) {
+            mSettingIconDrawable.draw(canvas);
+        }
+        if (mSetupTextLayout != null) {
+            canvas.save();
+            canvas.translate(mRect.left, mRect.top);
+            mSetupTextLayout.draw(canvas);
+            canvas.restore();
+        }
+
     }
 }
diff --git a/src/com/android/launcher3/PreloadIconDrawable.java b/src/com/android/launcher3/PreloadIconDrawable.java
index bcb59c448d..45e4b2c4ad 100644
--- a/src/com/android/launcher3/PreloadIconDrawable.java
+++ b/src/com/android/launcher3/PreloadIconDrawable.java
@@ -213,6 +213,10 @@ class PreloadIconDrawable extends Drawable {
         return mAnimationProgress;
     }
 
+    public boolean hasNotCompleted() {
+        return mAnimationProgress < ANIMATION_PROGRESS_COMPLETED;
+    }
+
     @Override
     public int getIntrinsicHeight() {
         return mIcon.getIntrinsicHeight();
diff --git a/src/com/android/launcher3/SearchDropTargetBar.java b/src/com/android/launcher3/SearchDropTargetBar.java
index 4cdf1cac9a..772a334b9e 100644
--- a/src/com/android/launcher3/SearchDropTargetBar.java
+++ b/src/com/android/launcher3/SearchDropTargetBar.java
@@ -18,32 +18,57 @@ package com.android.launcher3;
 
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
-import android.animation.ObjectAnimator;
-import android.animation.ValueAnimator;
 import android.content.Context;
 import android.graphics.Rect;
 import android.util.AttributeSet;
 import android.view.View;
+import android.view.accessibility.AccessibilityManager;
 import android.view.animation.AccelerateInterpolator;
 import android.widget.FrameLayout;
 
+import com.android.launcher3.util.Thunk;
+
 /*
  * Ths bar will manage the transition between the QSB search bar and the delete drop
  * targets so that each of the individual IconDropTargets don't have to.
  */
 public class SearchDropTargetBar extends FrameLayout implements DragController.DragListener {
 
-    private static final int TRANSITION_DURATION = 200;
+    /** The different states that the search bar space can be in. */
+    public enum State {
+        INVISIBLE   (0f, 0f),
+        SEARCH_BAR  (1f, 0f),
+        DROP_TARGET (0f, 1f);
 
-    private ObjectAnimator mShowDropTargetBarAnim;
-    private ValueAnimator mHideSearchBarAnim;
+        private final float mSearchBarAlpha;
+        private final float mDropTargetBarAlpha;
+
+        State(float sbAlpha, float dtbAlpha) {
+            mSearchBarAlpha = sbAlpha;
+            mDropTargetBarAlpha = dtbAlpha;
+        }
+
+        float getSearchBarAlpha() {
+            return mSearchBarAlpha;
+        }
+
+        float getDropTargetBarAlpha() {
+            return mDropTargetBarAlpha;
+        }
+    }
+
+    private static int DEFAULT_DRAG_FADE_DURATION = 175;
+
+    private LauncherViewPropertyAnimator mDropTargetBarAnimator;
+    private LauncherViewPropertyAnimator mQSBSearchBarAnimator;
     private static final AccelerateInterpolator sAccelerateInterpolator =
             new AccelerateInterpolator();
 
-    private boolean mIsSearchBarHidden;
-    private View mQSBSearchBar;
-    private View mDropTargetBar;
+    private State mState = State.SEARCH_BAR;
+    @Thunk View mQSB;
+    @Thunk View mDropTargetBar;
     private boolean mDeferOnDragEnd = false;
+    @Thunk boolean mAccessibilityEnabled = false;
 
     // Drop targets
     private ButtonDropTarget mInfoDropTarget;
@@ -75,39 +100,6 @@ public class SearchDropTargetBar extends FrameLayout implements DragController.D
         mUninstallDropTarget.setLauncher(launcher);
     }
 
-    public void setQsbSearchBar(View qsb) {
-        mQSBSearchBar = qsb;
-        if (mQSBSearchBar != null) {
-            mHideSearchBarAnim = LauncherAnimUtils.ofFloat(mQSBSearchBar, "alpha", 1f, 0f);
-            setupAnimation(mHideSearchBarAnim, mQSBSearchBar);
-        } else {
-            // Create a no-op animation of the search bar is null
-            mHideSearchBarAnim = ValueAnimator.ofFloat(0, 0);
-            mHideSearchBarAnim.setDuration(TRANSITION_DURATION);
-        }
-    }
-
-    private void prepareStartAnimation(View v) {
-        // Enable the hw layers before the animation starts (will be disabled in the onAnimationEnd
-        // callback below)
-        if (v != null) {
-            v.setLayerType(View.LAYER_TYPE_HARDWARE, null);
-        }
-    }
-
-    private void setupAnimation(ValueAnimator anim, final View v) {
-        anim.setInterpolator(sAccelerateInterpolator);
-        anim.setDuration(TRANSITION_DURATION);
-        anim.addListener(new AnimatorListenerAdapter() {
-            @Override
-            public void onAnimationEnd(Animator animation) {
-                if (v != null) {
-                    v.setLayerType(View.LAYER_TYPE_NONE, null);
-                }
-            }
-        });
-    }
-
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
@@ -124,72 +116,89 @@ public class SearchDropTargetBar extends FrameLayout implements DragController.D
 
         // Create the various fade animations
         mDropTargetBar.setAlpha(0f);
-        mShowDropTargetBarAnim = LauncherAnimUtils.ofFloat(mDropTargetBar, "alpha", 0f, 1f);
-        setupAnimation(mShowDropTargetBarAnim, mDropTargetBar);
+        mDropTargetBarAnimator = new LauncherViewPropertyAnimator(mDropTargetBar);
+        mDropTargetBarAnimator.setInterpolator(sAccelerateInterpolator);
+        mDropTargetBarAnimator.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationStart(Animator animation) {
+                // Ensure that the view is visible for the animation
+                mDropTargetBar.setVisibility(View.VISIBLE);
+            }
+
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                if (mDropTargetBar != null) {
+                    AlphaUpdateListener.updateVisibility(mDropTargetBar, mAccessibilityEnabled);
+                }
+            }
+        });
     }
 
-    /**
-     * Finishes all the animations on the search and drop target bars.
-     */
-    public void finishAnimations() {
-        prepareStartAnimation(mDropTargetBar);
-        mShowDropTargetBarAnim.reverse();
-        prepareStartAnimation(mQSBSearchBar);
-        mHideSearchBarAnim.reverse();
-    }
+    public void setQsbSearchBar(View qsb) {
+        mQSB = qsb;
+        if (mQSB != null) {
+            // Update the search ber animation
+            mQSBSearchBarAnimator = new LauncherViewPropertyAnimator(mQSB);
+            mQSBSearchBarAnimator.setInterpolator(sAccelerateInterpolator);
+            mQSBSearchBarAnimator.addListener(new AnimatorListenerAdapter() {
+                @Override
+                public void onAnimationStart(Animator animation) {
+                    // Ensure that the view is visible for the animation
+                    if (mQSB != null) {
+                        mQSB.setVisibility(View.VISIBLE);
+                    }
+                }
 
-    /**
-     * Shows the search bar.
-     */
-    public void showSearchBar(boolean animated) {
-        if (!mIsSearchBarHidden) return;
-        if (animated) {
-            prepareStartAnimation(mQSBSearchBar);
-            mHideSearchBarAnim.reverse();
+                @Override
+                public void onAnimationEnd(Animator animation) {
+                    if (mQSB != null) {
+                        AlphaUpdateListener.updateVisibility(mQSB, mAccessibilityEnabled);
+                    }
+                }
+            });
         } else {
-            mHideSearchBarAnim.cancel();
-            if (mQSBSearchBar != null) {
-                mQSBSearchBar.setAlpha(1f);
+            mQSBSearchBarAnimator = null;
+        }
+    }
+
+    /**
+     * Animates the current search bar state to a new state.  If the {@param duration} is 0, then
+     * the state is applied immediately.
+     */
+    public void animateToState(State newState, int duration) {
+        if (mState != newState) {
+            mState = newState;
+
+            // Update the accessibility state
+            AccessibilityManager am = (AccessibilityManager)
+                    getContext().getSystemService(Context.ACCESSIBILITY_SERVICE);
+            mAccessibilityEnabled = am.isEnabled();
+
+            animateViewAlpha(mQSBSearchBarAnimator, mQSB, newState.getSearchBarAlpha(),
+                    duration);
+            animateViewAlpha(mDropTargetBarAnimator, mDropTargetBar, newState.getDropTargetBarAlpha(),
+                    duration);
+        }
+    }
+
+    /**
+     * Convenience method to animate the alpha of a view using hardware layers.
+     */
+    private void animateViewAlpha(LauncherViewPropertyAnimator animator, View v, float alpha,
+            int duration) {
+        if (v == null) {
+            return;
+        }
+
+        animator.cancel();
+        if (Float.compare(v.getAlpha(), alpha) != 0) {
+            if (duration > 0) {
+                animator.alpha(alpha).withLayer().setDuration(duration).start();
+            } else {
+                v.setAlpha(alpha);
+                AlphaUpdateListener.updateVisibility(v, mAccessibilityEnabled);
             }
         }
-        mIsSearchBarHidden = false;
-    }
-
-    /**
-     * Hides the search bar.  We only use this for clings.
-     */
-    public void hideSearchBar(boolean animated) {
-        if (mIsSearchBarHidden) return;
-        if (animated) {
-            prepareStartAnimation(mQSBSearchBar);
-            mHideSearchBarAnim.start();
-        } else {
-            mHideSearchBarAnim.cancel();
-            if (mQSBSearchBar != null) {
-                mQSBSearchBar.setAlpha(0f);
-            }
-        }
-        mIsSearchBarHidden = true;
-    }
-
-    /**
-     * Shows the drop target bar.
-     */
-    public void showDeleteTarget() {
-        // Animate out the QSB search bar, and animate in the drop target bar
-        prepareStartAnimation(mDropTargetBar);
-        mShowDropTargetBarAnim.start();
-        hideSearchBar(true);
-    }
-
-    /**
-     * Hides the drop target bar.
-     */
-    public void hideDeleteTarget() {
-        // Restore the QSB search bar, and animate out the drop target bar
-        prepareStartAnimation(mDropTargetBar);
-        mShowDropTargetBarAnim.reverse();
-        showSearchBar(true);
     }
 
     /*
@@ -197,9 +206,13 @@ public class SearchDropTargetBar extends FrameLayout implements DragController.D
      */
     @Override
     public void onDragStart(DragSource source, Object info, int dragAction) {
-        showDeleteTarget();
+        animateToState(State.DROP_TARGET, DEFAULT_DRAG_FADE_DURATION);
     }
 
+    /**
+     * This is called to defer hiding the delete drop target until the drop animation has completed,
+     * instead of hiding immediately when the drag has ended.
+     */
     public void deferOnDragEnd() {
         mDeferOnDragEnd = true;
     }
@@ -207,22 +220,25 @@ public class SearchDropTargetBar extends FrameLayout implements DragController.D
     @Override
     public void onDragEnd() {
         if (!mDeferOnDragEnd) {
-            hideDeleteTarget();
+            animateToState(State.SEARCH_BAR, DEFAULT_DRAG_FADE_DURATION);
         } else {
             mDeferOnDragEnd = false;
         }
     }
 
+    /**
+     * @return the bounds of the QSB search bar.
+     */
     public Rect getSearchBarBounds() {
-        if (mQSBSearchBar != null) {
+        if (mQSB != null) {
             final int[] pos = new int[2];
-            mQSBSearchBar.getLocationOnScreen(pos);
+            mQSB.getLocationOnScreen(pos);
 
             final Rect rect = new Rect();
             rect.left = pos[0];
             rect.top = pos[1];
-            rect.right = pos[0] + mQSBSearchBar.getWidth();
-            rect.bottom = pos[1] + mQSBSearchBar.getHeight();
+            rect.right = pos[0] + mQSB.getWidth();
+            rect.bottom = pos[1] + mQSB.getHeight();
             return rect;
         } else {
             return null;
@@ -230,8 +246,8 @@ public class SearchDropTargetBar extends FrameLayout implements DragController.D
     }
 
     public void enableAccessibleDrag(boolean enable) {
-        if (mQSBSearchBar != null) {
-            mQSBSearchBar.setVisibility(enable ? View.GONE : View.VISIBLE);
+        if (mQSB != null) {
+            mQSB.setVisibility(enable ? View.GONE : View.VISIBLE);
         }
         mInfoDropTarget.enableAccessibleDrag(enable);
         mDeleteDropTarget.enableAccessibleDrag(enable);
diff --git a/src/com/android/launcher3/ShortcutInfo.java b/src/com/android/launcher3/ShortcutInfo.java
index 56c0b9d2fc..5766cf2f20 100644
--- a/src/com/android/launcher3/ShortcutInfo.java
+++ b/src/com/android/launcher3/ShortcutInfo.java
@@ -198,13 +198,17 @@ public class ShortcutInfo extends ItemInfo {
         return mIcon;
     }
 
-    public void updateIcon(IconCache iconCache) {
+    public void updateIcon(IconCache iconCache, boolean useLowRes) {
         if (itemType == Favorites.ITEM_TYPE_APPLICATION) {
             iconCache.getTitleAndIcon(this, promisedIntent != null ? promisedIntent : intent, user,
-                    shouldUseLowResIcon());
+                    useLowRes);
         }
     }
 
+    public void updateIcon(IconCache iconCache) {
+        updateIcon(iconCache, shouldUseLowResIcon());
+    }
+
     @Override
     void onAddToDatabase(Context context, ContentValues values) {
         super.onAddToDatabase(context, values);
diff --git a/src/com/android/launcher3/StylusEventHelper.java b/src/com/android/launcher3/StylusEventHelper.java
index da46e6a548..e03273a6ea 100644
--- a/src/com/android/launcher3/StylusEventHelper.java
+++ b/src/com/android/launcher3/StylusEventHelper.java
@@ -1,8 +1,5 @@
 package com.android.launcher3;
 
-import com.android.launcher3.Utilities;
-
-import android.util.Log;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewConfiguration;
@@ -77,8 +74,9 @@ public class StylusEventHelper {
      * @param event The event to check.
      * @return Whether a stylus button press occurred.
      */
-    public static boolean isStylusButtonPressed(MotionEvent event) {
+    private static boolean isStylusButtonPressed(MotionEvent event) {
         return event.getToolType(0) == MotionEvent.TOOL_TYPE_STYLUS
-                && event.isButtonPressed(MotionEvent.BUTTON_SECONDARY);
+                && ((event.getButtonState() & MotionEvent.BUTTON_SECONDARY)
+                        == MotionEvent.BUTTON_SECONDARY);
     }
 }
\ No newline at end of file
diff --git a/src/com/android/launcher3/UninstallDropTarget.java b/src/com/android/launcher3/UninstallDropTarget.java
index 0819f8ce01..955d4013cc 100644
--- a/src/com/android/launcher3/UninstallDropTarget.java
+++ b/src/com/android/launcher3/UninstallDropTarget.java
@@ -38,7 +38,7 @@ public class UninstallDropTarget extends ButtonDropTarget {
 
     @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR2)
     public static boolean supportsDrop(Context context, Object info) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
+        if (Utilities.ATLEAST_JB_MR2) {
             UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE);
             Bundle restrictions = userManager.getUserRestrictions();
             if (restrictions.getBoolean(UserManager.DISALLOW_APPS_CONTROL, false)
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index 8fd298df72..adedd33b2f 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -87,6 +87,24 @@ public final class Utilities {
     private static final int[] sLoc0 = new int[2];
     private static final int[] sLoc1 = new int[2];
 
+    // TODO: use Build.VERSION_CODES when available
+    public static final boolean ATLEAST_MARSHMALLOW = Build.VERSION.SDK_INT >= 23;
+
+    public static final boolean ATLEAST_LOLLIPOP_MR1 =
+            Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1;
+
+    public static final boolean ATLEAST_LOLLIPOP =
+            Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
+
+    public static final boolean ATLEAST_KITKAT =
+            Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT;
+
+    public static final boolean ATLEAST_JB_MR1 =
+            Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1;
+
+    public static final boolean ATLEAST_JB_MR2 =
+            Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2;
+
     // To turn on these properties, type
     // adb shell setprop log.tag.PROPERTY_NAME [VERBOSE | SUPPRESS]
     private static final String FORCE_ENABLE_ROTATION_PROPERTY = "launcher_force_rotate";
@@ -110,23 +128,6 @@ public final class Utilities {
         return sForceEnableRotation || context.getResources().getBoolean(R.bool.allow_rotation);
     }
 
-    /**
-     * Indicates if the device is running LMP or higher.
-     */
-    public static boolean isLmpOrAbove() {
-        return Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
-    }
-
-    public static boolean isLmpMR1OrAbove() {
-        // TODO(adamcohen): update to Build.VERSION_CODES.LOLLIPOP_MR1 once building against 22;
-        return Build.VERSION.SDK_INT >= 22;
-    }
-
-    public static boolean isLmpMR1() {
-        // TODO(adamcohen): update to Build.VERSION_CODES.LOLLIPOP_MR1 once building against 22;
-        return Build.VERSION.SDK_INT == 22;
-    }
-
     public static Bitmap createIconBitmap(Cursor c, int iconIndex, Context context) {
         byte[] data = c.getBlob(iconIndex);
         try {
@@ -517,7 +518,7 @@ public final class Utilities {
 
     @TargetApi(Build.VERSION_CODES.KITKAT)
     public static boolean isViewAttachedToWindow(View v) {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+        if (ATLEAST_KITKAT) {
             return v.isAttachedToWindow();
         } else {
             // A proxy call which returns null, if the view is not attached to the window.
@@ -544,7 +545,7 @@ public final class Utilities {
         AppWidgetManager appWidgetManager = AppWidgetManager.getInstance(context);
         for (AppWidgetProviderInfo info : appWidgetManager.getInstalledProviders()) {
             if (info.provider.getPackageName().equals(providerPkg)) {
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+                if (ATLEAST_JB_MR1) {
                     if ((info.widgetCategory & AppWidgetProviderInfo.WIDGET_CATEGORY_SEARCHBOX) != 0) {
                         return info;
                     } else if (defaultWidgetForSearchPackage == null) {
@@ -655,7 +656,7 @@ public final class Utilities {
 
     @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
     public static boolean isRtl(Resources res) {
-        return (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) &&
+        return ATLEAST_JB_MR1 &&
                 (res.getConfiguration().getLayoutDirection() == View.LAYOUT_DIRECTION_RTL);
     }
 
diff --git a/src/com/android/launcher3/WidgetPreviewLoader.java b/src/com/android/launcher3/WidgetPreviewLoader.java
index 629387ed0b..346055566c 100644
--- a/src/com/android/launcher3/WidgetPreviewLoader.java
+++ b/src/com/android/launcher3/WidgetPreviewLoader.java
@@ -105,7 +105,7 @@ public class WidgetPreviewLoader {
      * sizes (landscape vs portrait).
      */
     private static class CacheDb extends SQLiteOpenHelper {
-        private static final int DB_VERSION = 3;
+        private static final int DB_VERSION = 4;
 
         private static final String TABLE_NAME = "shortcut_and_widget_previews";
         private static final String COLUMN_COMPONENT = "componentName";
@@ -212,7 +212,6 @@ public class WidgetPreviewLoader {
     public void removeObsoletePreviews(ArrayList<Object> list) {
         Utilities.assertWorkerThread();
 
-        LongSparseArray<UserHandleCompat> userIdCache = new LongSparseArray<>();
         LongSparseArray<HashSet<String>> validPackages = new LongSparseArray<>();
 
         for (Object obj : list) {
@@ -227,15 +226,7 @@ public class WidgetPreviewLoader {
                 pkg = info.provider.getPackageName();
             }
 
-            int userIdIndex = userIdCache.indexOfValue(user);
-            final long userId;
-            if (userIdIndex < 0) {
-                userId = mUserManager.getSerialNumberForUser(user);
-                userIdCache.put(userId, user);
-            } else {
-                userId = userIdCache.keyAt(userIdIndex);
-            }
-
+            final long userId = mUserManager.getSerialNumberForUser(user);
             HashSet<String> packages = validPackages.get(userId);
             if (packages == null) {
                 packages = new HashSet<>();
@@ -361,8 +352,8 @@ public class WidgetPreviewLoader {
         }
 
         final boolean widgetPreviewExists = (drawable != null);
-        final int spanX = info.getSpanX(launcher) < 1 ? 1 : info.getSpanX(launcher);
-        final int spanY = info.getSpanY(launcher) < 1 ? 1 : info.getSpanY(launcher);
+        final int spanX = info.spanX;
+        final int spanY = info.spanY;
 
         int previewWidth;
         int previewHeight;
@@ -386,7 +377,7 @@ public class WidgetPreviewLoader {
             preScaledWidthOut[0] = previewWidth;
         }
         if (previewWidth > maxPreviewWidth) {
-            scale = maxPreviewWidth / (float) previewWidth;
+            scale = (maxPreviewWidth - 2 * mProfileBadgeMargin) / (float) (previewWidth);
         }
         if (scale != 1f) {
             previewWidth = (int) (scale * previewWidth);
@@ -405,7 +396,7 @@ public class WidgetPreviewLoader {
         }
 
         // Draw the scaled preview into the final bitmap
-        int x = (preview.getWidth() - previewWidth - mProfileBadgeMargin) / 2;
+        int x = (preview.getWidth() - previewWidth) / 2;
         if (widgetPreviewExists) {
             drawable.setBounds(x, 0, x + previewWidth, previewHeight);
             drawable.draw(c);
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 4a6b90afe0..856e3b88ad 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -178,7 +178,24 @@ public class Workspace extends PagedView
     // State variable that indicates whether the pages are small (ie when you're
     // in all apps or customize mode)
 
-    enum State { NORMAL, NORMAL_HIDDEN, SPRING_LOADED, OVERVIEW, OVERVIEW_HIDDEN};
+    enum State {
+        NORMAL          (SearchDropTargetBar.State.SEARCH_BAR),
+        NORMAL_HIDDEN   (SearchDropTargetBar.State.INVISIBLE),
+        SPRING_LOADED   (SearchDropTargetBar.State.DROP_TARGET),
+        OVERVIEW        (SearchDropTargetBar.State.INVISIBLE),
+        OVERVIEW_HIDDEN (SearchDropTargetBar.State.INVISIBLE);
+
+        private final SearchDropTargetBar.State mBarState;
+
+        State(SearchDropTargetBar.State searchBarState) {
+            mBarState = searchBarState;
+        }
+
+        public SearchDropTargetBar.State getSearchDropTargetBarState() {
+            return mBarState;
+        }
+    };
+
     private State mState = State.NORMAL;
     private boolean mIsSwitchingState = false;
 
@@ -306,8 +323,9 @@ public class Workspace extends PagedView
         TypedArray a = context.obtainStyledAttributes(attrs,
                 R.styleable.Workspace, defStyle, 0);
         mSpringLoadedShrinkFactor =
-            res.getInteger(R.integer.config_workspaceSpringLoadShrinkPercentage) / 100.0f;
-        mOverviewModeShrinkFactor = grid.getOverviewModeScale(mIsRtl);
+                res.getInteger(R.integer.config_workspaceSpringLoadShrinkPercentage) / 100.0f;
+        mOverviewModeShrinkFactor =
+                res.getInteger(R.integer.config_workspaceOverviewShrinkPercentage) / 100f;
         mOriginalDefaultPage = mDefaultPage = a.getInt(R.styleable.Workspace_defaultScreen, 1);
         a.recycle();
 
@@ -869,6 +887,9 @@ public class Workspace extends PagedView
             }
         }
 
+        LauncherAccessibilityDelegate delegate =
+                LauncherAppState.getInstance().getAccessibilityDelegate();
+
         // We enforce at least one page to add new items to. In the case that we remove the last
         // such screen, we convert the last screen to the empty screen
         int minScreens = 1 + numCustomPages();
@@ -883,6 +904,11 @@ public class Workspace extends PagedView
                 if (indexOfChild(cl) < currentPage) {
                     pageShift++;
                 }
+
+                if (delegate != null && delegate.isInAccessibleDrag()) {
+                    cl.enableAccessibleDrag(false, CellLayout.WORKSPACE_ACCESSIBILITY_DRAG);
+                }
+
                 removeView(cl);
             } else {
                 // if this is the last non-custom content screen, convert it to the empty screen
@@ -1566,7 +1592,7 @@ public class Workspace extends PagedView
             // Reset our click listener
             setOnClickListener(mLauncher);
         }
-        mLauncher.getSearchBar().enableAccessibleDrag(enable);
+        mLauncher.getSearchDropTargetBar().enableAccessibleDrag(enable);
         mLauncher.getHotseat().getLayout()
             .enableAccessibleDrag(enable, CellLayout.WORKSPACE_ACCESSIBILITY_DRAG);
     }
@@ -1952,15 +1978,17 @@ public class Workspace extends PagedView
 
     int getOverviewModeTranslationY() {
         DeviceProfile grid = mLauncher.getDeviceProfile();
-        Rect overviewBar = grid.getOverviewModeButtonBarRect();
+        Rect workspacePadding = grid.getWorkspacePadding(Utilities.isRtl(getResources()));
+        int overviewButtonBarHeight = grid.getOverviewModeButtonBarHeight();
 
-        int availableHeight = getViewportHeight();
         int scaledHeight = (int) (mOverviewModeShrinkFactor * getNormalChildHeight());
-        int offsetFromTopEdge = (availableHeight - scaledHeight) / 2;
-        int offsetToCenterInOverview = (availableHeight - mInsets.top - overviewBar.height()
-                - scaledHeight) / 2;
-
-        return -offsetFromTopEdge + mInsets.top + offsetToCenterInOverview;
+        int workspaceTop = mInsets.top + workspacePadding.top;
+        int workspaceBottom = getViewportHeight() - mInsets.bottom - workspacePadding.bottom;
+        int overviewTop = mInsets.top;
+        int overviewBottom = getViewportHeight() - mInsets.bottom - overviewButtonBarHeight;
+        int workspaceOffsetTopEdge = workspaceTop + ((workspaceBottom - workspaceTop) - scaledHeight) / 2;
+        int overviewOffsetTopEdge = overviewTop + (overviewBottom - overviewTop - scaledHeight) / 2;
+        return -workspaceOffsetTopEdge + overviewOffsetTopEdge;
     }
 
     /**
@@ -1968,10 +1996,10 @@ public class Workspace extends PagedView
      * to that new state.
      */
     public Animator setStateWithAnimation(State toState, int toPage, boolean animated,
-            boolean hasOverlaySearchBar, HashMap<View, Integer> layerViews) {
+            HashMap<View, Integer> layerViews) {
         // Create the animation to the new state
         Animator workspaceAnim =  mStateTransitionAnimation.getAnimationToState(mState,
-                toState, toPage, animated, hasOverlaySearchBar, layerViews);
+                toState, toPage, animated, layerViews);
 
         // Update the current state
         mState = toState;
@@ -1985,7 +2013,7 @@ public class Workspace extends PagedView
     }
 
     public void updateAccessibilityFlags() {
-        if (Utilities.isLmpOrAbove()) {
+        if (Utilities.ATLEAST_LOLLIPOP) {
             int total = getPageCount();
             for (int i = numCustomPages(); i < total; i++) {
                 updateAccessibilityFlags((CellLayout) getPageAt(i), i);
@@ -2273,6 +2301,8 @@ public class Workspace extends PagedView
             dragRect = new Rect(left, top, right, bottom);
         } else if (child instanceof FolderIcon) {
             int previewSize = grid.folderIconSizePx;
+            dragVisualizeOffset = new Point(-padding.get() / 2,
+                    padding.get() / 2 - child.getPaddingTop());
             dragRect = new Rect(0, child.getPaddingTop(), child.getWidth(), previewSize);
         }
 
@@ -2289,14 +2319,14 @@ public class Workspace extends PagedView
             throw new IllegalStateException(msg);
         }
 
-        DragView dv = mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
-                DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale, accessible);
-        dv.setIntrinsicIconScaleFactor(source.getIntrinsicIconScaleFactor());
-
         if (child.getParent() instanceof ShortcutAndWidgetContainer) {
             mDragSourceInternal = (ShortcutAndWidgetContainer) child.getParent();
         }
 
+        DragView dv = mDragController.startDrag(b, dragLayerX, dragLayerY, source, child.getTag(),
+                DragController.DRAG_ACTION_MOVE, dragVisualizeOffset, dragRect, scale, accessible);
+        dv.setIntrinsicIconScaleFactor(source.getIntrinsicIconScaleFactor());
+
         b.recycle();
     }
 
@@ -3763,7 +3793,11 @@ public class Workspace extends PagedView
         if (parentCell != null) {
             parentCell.removeView(v);
         } else if (LauncherAppState.isDogfoodBuild()) {
-            throw new NullPointerException("mDragInfo.cell has null parent");
+            // When an app is uninstalled using the drop target, we wait until resume to remove
+            // the icon. We also remove all the corresponding items from the workspace at
+            // {@link Launcher#bindComponentsRemoved}. That call can come before or after
+            // {@link Launcher#mOnResumeCallbacks} depending on how busy the worker thread is.
+            Log.e(TAG, "mDragInfo.cell has null parent");
         }
         if (v instanceof DropTarget) {
             mDragController.removeDropTarget((DropTarget) v);
@@ -4050,6 +4084,16 @@ public class Workspace extends PagedView
         });
     }
 
+    public View getHomescreenIconByItemId(final long id) {
+        return getFirstMatch(new ItemOperator() {
+
+            @Override
+            public boolean evaluate(ItemInfo info, View v, View parent) {
+                return info != null && info.id == id;
+            }
+        });
+    }
+
     public View getViewForTag(final Object tag) {
         return getFirstMatch(new ItemOperator() {
 
@@ -4298,8 +4342,9 @@ public class Workspace extends PagedView
                         updates.contains(info)) {
                     ShortcutInfo si = (ShortcutInfo) info;
                     BubbleTextView shortcut = (BubbleTextView) v;
-                    boolean oldPromiseState = getTextViewIcon(shortcut)
-                            instanceof PreloadIconDrawable;
+                    Drawable oldIcon = getTextViewIcon(shortcut);
+                    boolean oldPromiseState = (oldIcon instanceof PreloadIconDrawable)
+                            && ((PreloadIconDrawable) oldIcon).hasNotCompleted();
                     shortcut.applyFromShortcutInfo(si, mIconCache,
                             si.isPromise() != oldPromiseState);
 
diff --git a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
index b8916a72bc..54f63bbd88 100644
--- a/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
+++ b/src/com/android/launcher3/WorkspaceStateTransitionAnimation.java
@@ -211,22 +211,20 @@ public class WorkspaceStateTransitionAnimation {
         mOverlayTransitionTime = res.getInteger(R.integer.config_overlayTransitionTime);
         mSpringLoadedShrinkFactor =
                 res.getInteger(R.integer.config_workspaceSpringLoadShrinkPercentage) / 100f;
+        mOverviewModeShrinkFactor =
+                res.getInteger(R.integer.config_workspaceOverviewShrinkPercentage) / 100f;
         mWorkspaceScrimAlpha = res.getInteger(R.integer.config_workspaceScrimAlpha) / 100f;
-        mOverviewModeShrinkFactor = grid.getOverviewModeScale(Utilities.isRtl(res));
         mWorkspaceFadeInAdjacentScreens = grid.shouldFadeAdjacentWorkspaceScreens();
     }
 
     public AnimatorSet getAnimationToState(Workspace.State fromState, Workspace.State toState,
-            int toPage, boolean animated, boolean hasOverlaySearchBar,
-            HashMap<View, Integer> layerViews) {
+            int toPage, boolean animated, HashMap<View, Integer> layerViews) {
         AccessibilityManager am = (AccessibilityManager)
                 mLauncher.getSystemService(Context.ACCESSIBILITY_SERVICE);
         final boolean accessibilityEnabled = am.isEnabled();
         TransitionStates states = new TransitionStates(fromState, toState);
-        int duration = getAnimationDuration(states);
-        animateWorkspace(states, toPage, animated, duration, layerViews,
-                accessibilityEnabled);
-        animateSearchBar(states, animated, duration, hasOverlaySearchBar, layerViews,
+        int workspaceDuration = getAnimationDuration(states);
+        animateWorkspace(states, toPage, animated, workspaceDuration, layerViews,
                 accessibilityEnabled);
         animateBackgroundGradient(states, animated, BACKGROUND_FADE_OUT_DURATION);
         return mStateAnimator;
@@ -472,76 +470,10 @@ public class WorkspaceStateTransitionAnimation {
         }
     }
 
-    /**
-     * Coordinates with the workspace animation to animate the search bar.
-     *
-     * TODO: This should really be coordinated with the SearchDropTargetBar, otherwise the
-     *       bar has no idea that it is hidden, and this has no idea what state the bar is
-     *       actually in.
-     */
-    private void animateSearchBar(TransitionStates states, boolean animated, int duration,
-            boolean hasOverlaySearchBar, final HashMap<View, Integer> layerViews,
-            final boolean accessibilityEnabled) {
-
-        // The search bar is only visible in the workspace
-        final View searchBar = mLauncher.getOrCreateQsbBar();
-        if (searchBar != null) {
-            final boolean searchBarWillBeShown = states.stateIsNormal;
-            final float finalSearchBarAlpha = searchBarWillBeShown ? 1f : 0f;
-            if (animated) {
-                if (hasOverlaySearchBar) {
-                    // If there is an overlay search bar, then we will coordinate with it.
-                    mStateAnimator.addListener(new AnimatorListenerAdapter() {
-                        @Override
-                        public void onAnimationStart(Animator animation) {
-                            // If we are transitioning to a visible search bar, show it immediately
-                            // and let the overlay search bar has faded out
-                            if (searchBarWillBeShown) {
-                                searchBar.setAlpha(finalSearchBarAlpha);
-                                AlphaUpdateListener.updateVisibility(searchBar, accessibilityEnabled);
-                            }
-                        }
-
-                        @Override
-                        public void onAnimationEnd(Animator animation) {
-                            // If we are transitioning to a hidden search bar, hide it only after
-                            // the overlay search bar has faded in
-                            if (!searchBarWillBeShown) {
-                                searchBar.setAlpha(finalSearchBarAlpha);
-                                AlphaUpdateListener.updateVisibility(searchBar, accessibilityEnabled);
-                            }
-                        }
-                    });
-                } else {
-                    // Otherwise, we can just do the normal animation
-                    LauncherViewPropertyAnimator searchBarAlpha =
-                            new LauncherViewPropertyAnimator(searchBar).alpha(finalSearchBarAlpha);
-                    searchBarAlpha.addListener(new AlphaUpdateListener(searchBar,
-                            accessibilityEnabled));
-                    searchBar.setLayerType(View.LAYER_TYPE_HARDWARE, null);
-                    if (layerViews != null) {
-                        // If layerViews is not null, we add these views, and indicate that
-                        // the caller can manage layer state.
-                        layerViews.put(searchBar, LauncherStateTransitionAnimation.BUILD_AND_SET_LAYER);
-                    } else {
-                        // Otherwise let the animator handle layer management.
-                        searchBarAlpha.withLayer();
-                    }
-                    searchBarAlpha.setDuration(duration);
-                    mStateAnimator.play(searchBarAlpha);
-                }
-            } else {
-                // Set the search bar state immediately
-                searchBar.setAlpha(finalSearchBarAlpha);
-                AlphaUpdateListener.updateVisibility(searchBar, accessibilityEnabled);
-            }
-        }
-    }
-
     /**
      * Animates the background scrim. Add to the state animator to prevent jankiness.
      *
-     * @param finalAlpha the final alpha for the background scrim
+     * @param states the current and final workspace states
      * @param animated whether or not to set the background alpha immediately
      * @duration duration of the animation
      */
diff --git a/src/com/android/launcher3/allapps/AllAppsBackgroundDrawable.java b/src/com/android/launcher3/allapps/AllAppsBackgroundDrawable.java
new file mode 100644
index 0000000000..117aca921b
--- /dev/null
+++ b/src/com/android/launcher3/allapps/AllAppsBackgroundDrawable.java
@@ -0,0 +1,194 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.allapps;
+
+import android.animation.ObjectAnimator;
+import android.content.Context;
+import android.content.res.Resources;
+import android.graphics.Canvas;
+import android.graphics.ColorFilter;
+import android.graphics.PixelFormat;
+import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+
+import android.view.Gravity;
+import com.android.launcher3.R;
+
+/**
+ * A helper class to positon and orient a drawable to be drawn.
+ */
+class TransformedImageDrawable {
+    private Drawable mImage;
+    private float mXPercent;
+    private float mYPercent;
+    private int mGravity;
+
+    /**
+     * @param gravity If one of the Gravity center values, the x and y offset will take the width
+     *                and height of the image into account to center the image to the offset.
+     */
+    public TransformedImageDrawable(Resources res, int resourceId, float xPct, float yPct,
+            int gravity) {
+        mImage = res.getDrawable(resourceId);
+        mXPercent = xPct;
+        mYPercent = yPct;
+        mGravity = gravity;
+    }
+
+    public void setAlpha(int alpha) {
+        mImage.setAlpha(alpha);
+    }
+
+    public int getAlpha() {
+        return mImage.getAlpha();
+    }
+
+    public void updateBounds(Rect bounds) {
+        int width = mImage.getIntrinsicWidth();
+        int height = mImage.getIntrinsicHeight();
+        int left = bounds.left + (int) (mXPercent * bounds.width());
+        int top = bounds.top + (int) (mYPercent * bounds.height());
+        if ((mGravity & Gravity.CENTER_HORIZONTAL) == Gravity.CENTER_HORIZONTAL) {
+            left -= (width / 2);
+        }
+        if ((mGravity & Gravity.CENTER_VERTICAL) == Gravity.CENTER_VERTICAL) {
+            top -= (height / 2);
+        }
+        mImage.setBounds(left, top, left + width, top + height);
+    }
+
+    public void draw(Canvas canvas) {
+        int c = canvas.save(Canvas.MATRIX_SAVE_FLAG);
+        mImage.draw(canvas);
+        canvas.restoreToCount(c);
+    }
+}
+
+/**
+ * This is a custom composite drawable that has a fixed virtual size and dynamically lays out its
+ * children images relatively within its bounds.  This way, we can reduce the memory usage of a
+ * single, large sparsely populated image.
+ */
+public class AllAppsBackgroundDrawable extends Drawable {
+
+    private final TransformedImageDrawable mHand;
+    private final TransformedImageDrawable[] mIcons;
+    private final int mWidth;
+    private final int mHeight;
+
+    private ObjectAnimator mBackgroundAnim;
+
+    public AllAppsBackgroundDrawable(Context context) {
+        Resources res = context.getResources();
+        mHand = new TransformedImageDrawable(res, R.drawable.ic_all_apps_bg_hand,
+                0.575f, 0.1f, Gravity.CENTER_HORIZONTAL);
+        mIcons = new TransformedImageDrawable[4];
+        mIcons[0] = new TransformedImageDrawable(res, R.drawable.ic_all_apps_bg_icon_1,
+                0.375f, 0, Gravity.CENTER_HORIZONTAL);
+        mIcons[1] = new TransformedImageDrawable(res, R.drawable.ic_all_apps_bg_icon_2,
+                0.3125f, 0.25f, Gravity.CENTER_HORIZONTAL);
+        mIcons[2] = new TransformedImageDrawable(res, R.drawable.ic_all_apps_bg_icon_3,
+                0.475f, 0.4f, Gravity.CENTER_HORIZONTAL);
+        mIcons[3] = new TransformedImageDrawable(res, R.drawable.ic_all_apps_bg_icon_4,
+                0.7f, 0.125f, Gravity.CENTER_HORIZONTAL);
+        mWidth = res.getDimensionPixelSize(R.dimen.all_apps_background_canvas_width);
+        mHeight = res.getDimensionPixelSize(R.dimen.all_apps_background_canvas_height);
+    }
+
+    /**
+     * Animates the background alpha.
+     */
+    public void animateBgAlpha(float finalAlpha, int duration) {
+        int finalAlphaI = (int) (finalAlpha * 255f);
+        if (getAlpha() != finalAlphaI) {
+            mBackgroundAnim = cancelAnimator(mBackgroundAnim);
+            mBackgroundAnim = ObjectAnimator.ofInt(this, "alpha", finalAlphaI);
+            mBackgroundAnim.setDuration(duration);
+            mBackgroundAnim.start();
+        }
+    }
+
+    /**
+     * Sets the background alpha immediately.
+     */
+    public void setBgAlpha(float finalAlpha) {
+        int finalAlphaI = (int) (finalAlpha * 255f);
+        if (getAlpha() != finalAlphaI) {
+            mBackgroundAnim = cancelAnimator(mBackgroundAnim);
+            setAlpha(finalAlphaI);
+        }
+    }
+
+    @Override
+    public int getIntrinsicWidth() {
+        return mWidth;
+    }
+
+    @Override
+    public int getIntrinsicHeight() {
+        return mHeight;
+    }
+
+    @Override
+    public void draw(Canvas canvas) {
+        mHand.draw(canvas);
+        for (int i = 0; i < mIcons.length; i++) {
+            mIcons[i].draw(canvas);
+        }
+    }
+
+    @Override
+    protected void onBoundsChange(Rect bounds) {
+        super.onBoundsChange(bounds);
+        mHand.updateBounds(bounds);
+        for (int i = 0; i < mIcons.length; i++) {
+            mIcons[i].updateBounds(bounds);
+        }
+        invalidateSelf();
+    }
+
+    @Override
+    public void setAlpha(int alpha) {
+        mHand.setAlpha(alpha);
+        for (int i = 0; i < mIcons.length; i++) {
+            mIcons[i].setAlpha(alpha);
+        }
+        invalidateSelf();
+    }
+
+    @Override
+    public int getAlpha() {
+        return mHand.getAlpha();
+    }
+
+    @Override
+    public void setColorFilter(ColorFilter colorFilter) {
+        // Do nothing
+    }
+
+    @Override
+    public int getOpacity() {
+        return PixelFormat.TRANSLUCENT;
+    }
+
+    private ObjectAnimator cancelAnimator(ObjectAnimator animator) {
+        if (animator != null) {
+            animator.removeAllListeners();
+            animator.cancel();
+        }
+        return null;
+    }
+}
diff --git a/src/com/android/launcher3/allapps/AllAppsContainerView.java b/src/com/android/launcher3/allapps/AllAppsContainerView.java
index 67d572819a..88c6acadac 100644
--- a/src/com/android/launcher3/allapps/AllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsContainerView.java
@@ -16,34 +16,26 @@
 package com.android.launcher3.allapps;
 
 import android.annotation.SuppressLint;
-import android.annotation.TargetApi;
 import android.content.Context;
+import android.content.Intent;
 import android.content.res.Resources;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.graphics.drawable.InsetDrawable;
-import android.os.Build;
-import android.os.Bundle;
 import android.support.v7.widget.RecyclerView;
 import android.text.Selection;
 import android.text.SpannableStringBuilder;
 import android.text.method.TextKeyListener;
 import android.util.AttributeSet;
 import android.view.KeyEvent;
-import android.view.LayoutInflater;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewConfiguration;
 import android.view.ViewGroup;
-import android.view.ViewTreeObserver;
-import android.widget.FrameLayout;
 import android.widget.LinearLayout;
-
 import com.android.launcher3.AppInfo;
 import com.android.launcher3.BaseContainerView;
-import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.CellLayout;
-import com.android.launcher3.CheckLongPressHelper;
 import com.android.launcher3.DeleteDropTarget;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.DragSource;
@@ -53,7 +45,6 @@ import com.android.launcher3.ItemInfo;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherTransitionable;
 import com.android.launcher3.R;
-import com.android.launcher3.Stats;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.Workspace;
 import com.android.launcher3.util.ComponentKey;
@@ -155,6 +146,7 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
     @Thunk AllAppsSearchBarController mSearchBarController;
     private ViewGroup mSearchBarContainerView;
     private View mSearchBarView;
+    private SpannableStringBuilder mSearchQueryBuilder = null;
 
     private int mSectionNamesMargin;
     private int mNumAppsPerRow;
@@ -165,7 +157,13 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
     // This coordinate is relative to its parent
     private final Point mIconLastTouchPos = new Point();
 
-    private SpannableStringBuilder mSearchQueryBuilder = null;
+    private View.OnClickListener mSearchClickListener = new View.OnClickListener() {
+        @Override
+        public void onClick(View v) {
+            Intent searchIntent = (Intent) v.getTag();
+            mLauncher.startActivitySafely(v, searchIntent, null);
+        }
+    };
 
     public AllAppsContainerView(Context context) {
         this(context, null);
@@ -182,8 +180,7 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
         mLauncher = (Launcher) context;
         mSectionNamesMargin = res.getDimensionPixelSize(R.dimen.all_apps_grid_view_start_margin);
         mApps = new AlphabeticalAppsList(context);
-        mAdapter = new AllAppsGridAdapter(context, mApps, this, mLauncher, this);
-        mAdapter.setEmptySearchText(res.getString(R.string.all_apps_loading_message));
+        mAdapter = new AllAppsGridAdapter(mLauncher, mApps, this, mLauncher, this);
         mApps.setAdapter(mAdapter);
         mLayoutManager = mAdapter.getLayoutManager();
         mItemDecoration = mAdapter.getItemDecoration();
@@ -528,7 +525,6 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
                 CellLayout layout = (CellLayout) workspace.getChildAt(currentScreen);
                 ItemInfo itemInfo = (ItemInfo) d.dragInfo;
                 if (layout != null) {
-                    layout.calculateSpans(itemInfo);
                     showOutOfSpaceMessage =
                             !layout.findCellForSpan(null, itemInfo.spanX, itemInfo.spanY);
                 }
@@ -559,8 +555,9 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
     @Override
     public void onLauncherTransitionEnd(Launcher l, boolean animated, boolean toWorkspace) {
         if (toWorkspace) {
-            // Reset the search bar after transitioning home
+            // Reset the search bar and base recycler view after transitioning home
             mSearchBarController.reset();
+            mAppsRecyclerView.reset();
         }
     }
 
@@ -616,19 +613,16 @@ public class AllAppsContainerView extends BaseContainerView implements DragSourc
     @Override
     public void onSearchResult(String query, ArrayList<ComponentKey> apps) {
         if (apps != null) {
-            if (apps.isEmpty()) {
-                String formatStr = getResources().getString(R.string.all_apps_no_search_results);
-                mAdapter.setEmptySearchText(String.format(formatStr, query));
-            } else {
-                mAppsRecyclerView.scrollToTop();
-            }
             mApps.setOrderedFilter(apps);
+            mAdapter.setLastSearchQuery(query);
+            mAppsRecyclerView.onSearchResultsChanged();
         }
     }
 
     @Override
     public void clearSearchResult() {
         mApps.setOrderedFilter(null);
+        mAppsRecyclerView.onSearchResultsChanged();
 
         // Clear the search query
         mSearchQueryBuilder.clear();
diff --git a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
index 057883cab4..1f95133d49 100644
--- a/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
+++ b/src/com/android/launcher3/allapps/AllAppsGridAdapter.java
@@ -16,21 +16,30 @@
 package com.android.launcher3.allapps;
 
 import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
 import android.content.res.Resources;
 import android.graphics.Canvas;
 import android.graphics.Paint;
 import android.graphics.PointF;
 import android.graphics.Rect;
-import android.os.Handler;
+import android.graphics.drawable.Drawable;
+import android.support.v4.view.accessibility.AccessibilityRecordCompat;
+import android.support.v4.view.accessibility.AccessibilityEventCompat;
+import android.net.Uri;
 import android.support.v7.widget.GridLayoutManager;
 import android.support.v7.widget.RecyclerView;
+import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewConfiguration;
 import android.view.ViewGroup;
+import android.view.accessibility.AccessibilityEvent;
 import android.widget.TextView;
 import com.android.launcher3.AppInfo;
 import com.android.launcher3.BubbleTextView;
+import com.android.launcher3.Launcher;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.Thunk;
@@ -42,7 +51,7 @@ import java.util.List;
 /**
  * The grid view adapter of all the apps.
  */
-class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHolder> {
+public class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHolder> {
 
     public static final String TAG = "AppsGridAdapter";
     private static final boolean DEBUG = false;
@@ -55,6 +64,10 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
     public static final int PREDICTION_ICON_VIEW_TYPE = 2;
     // The message shown when there are no filtered results
     public static final int EMPTY_SEARCH_VIEW_TYPE = 3;
+    // A divider that separates the apps list and the search market button
+    public static final int SEARCH_MARKET_DIVIDER_VIEW_TYPE = 4;
+    // The message to continue to a market search when there are no filtered results
+    public static final int SEARCH_MARKET_VIEW_TYPE = 5;
 
     /**
      * ViewHolder for each icon.
@@ -68,6 +81,38 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
         }
     }
 
+    /**
+     * A subclass of GridLayoutManager that overrides accessibility values during app search.
+     */
+    public class AppsGridLayoutManager extends GridLayoutManager {
+
+        public AppsGridLayoutManager(Context context) {
+            super(context, 1, GridLayoutManager.VERTICAL, false);
+        }
+
+        @Override
+        public void onInitializeAccessibilityEvent(AccessibilityEvent event) {
+            super.onInitializeAccessibilityEvent(event);
+
+            // Ensure that we only report the number apps for accessibility not including other
+            // adapter views
+            final AccessibilityRecordCompat record = AccessibilityEventCompat
+                    .asRecord(event);
+            record.setItemCount(mApps.getNumFilteredApps());
+        }
+
+        @Override
+        public int getRowCountForAccessibility(RecyclerView.Recycler recycler,
+                RecyclerView.State state) {
+            if (mApps.hasNoFilteredResults()) {
+                // Disregard the no-search-results text as a list item for accessibility
+                return 0;
+            } else {
+                return super.getRowCountForAccessibility(recycler, state);
+            }
+        }
+    }
+
     /**
      * Helper class to size the grid items.
      */
@@ -80,11 +125,6 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
 
         @Override
         public int getSpanSize(int position) {
-            if (mApps.hasNoFilteredResults()) {
-                // Empty view spans full width
-                return mAppsPerRow;
-            }
-
             switch (mApps.getAdapterItems().get(position).viewType) {
                 case AllAppsGridAdapter.ICON_VIEW_TYPE:
                 case AllAppsGridAdapter.PREDICTION_ICON_VIEW_TYPE:
@@ -279,6 +319,7 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
         }
     }
 
+    private Launcher mLauncher;
     private LayoutInflater mLayoutInflater;
     @Thunk AlphabeticalAppsList mApps;
     private GridLayoutManager mGridLayoutMgr;
@@ -291,7 +332,19 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
     @Thunk int mPredictionBarDividerOffset;
     @Thunk int mAppsPerRow;
     @Thunk boolean mIsRtl;
-    private String mEmptySearchText;
+
+    // The text to show when there are no search results and no market search handler.
+    private String mEmptySearchMessage;
+    // The name of the market app which handles searches, to be used in the format str
+    // below when updating the search-market view.  Only needs to be loaded once.
+    private String mMarketAppName;
+    // The text to show when there is a market app which can handle a specific query, updated
+    // each time the search query changes.
+    private String mMarketSearchMessage;
+    // The intent to send off to the market app, updated each time the search query changes.
+    private Intent mMarketSearchIntent;
+    // The last query that the user entered into the search field
+    private String mLastSearchQuery;
 
     // Section drawing
     @Thunk int mSectionNamesMargin;
@@ -299,16 +352,18 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
     @Thunk Paint mSectionTextPaint;
     @Thunk Paint mPredictedAppsDividerPaint;
 
-    public AllAppsGridAdapter(Context context, AlphabeticalAppsList apps,
+    public AllAppsGridAdapter(Launcher launcher, AlphabeticalAppsList apps,
             View.OnTouchListener touchListener, View.OnClickListener iconClickListener,
             View.OnLongClickListener iconLongClickListener) {
-        Resources res = context.getResources();
+        Resources res = launcher.getResources();
+        mLauncher = launcher;
         mApps = apps;
+        mEmptySearchMessage = res.getString(R.string.all_apps_loading_message);
         mGridSizer = new GridSpanSizer();
-        mGridLayoutMgr = new GridLayoutManager(context, 1, GridLayoutManager.VERTICAL, false);
+        mGridLayoutMgr = new AppsGridLayoutManager(launcher);
         mGridLayoutMgr.setSpanSizeLookup(mGridSizer);
         mItemDecoration = new GridItemDecoration();
-        mLayoutInflater = LayoutInflater.from(context);
+        mLayoutInflater = LayoutInflater.from(launcher);
         mTouchListener = touchListener;
         mIconClickListener = iconClickListener;
         mIconLongClickListener = iconLongClickListener;
@@ -328,6 +383,14 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
         mPredictionBarDividerOffset =
                 (-res.getDimensionPixelSize(R.dimen.all_apps_prediction_icon_bottom_padding) +
                         res.getDimensionPixelSize(R.dimen.all_apps_icon_top_bottom_padding)) / 2;
+
+        // Resolve the market app handling additional searches
+        PackageManager pm = launcher.getPackageManager();
+        ResolveInfo marketInfo = pm.resolveActivity(createMarketSearchIntent(""),
+                PackageManager.MATCH_DEFAULT_ONLY);
+        if (marketInfo != null) {
+            mMarketAppName = marketInfo.loadLabel(pm).toString();
+        }
     }
 
     /**
@@ -346,10 +409,19 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
     }
 
     /**
-     * Sets the text to show when there are no apps.
+     * Sets the last search query that was made, used to show when there are no results and to also
+     * seed the intent for searching the market.
      */
-    public void setEmptySearchText(String query) {
-        mEmptySearchText = query;
+    public void setLastSearchQuery(String query) {
+        Resources res = mLauncher.getResources();
+        String formatStr = res.getString(R.string.all_apps_no_search_results);
+        mLastSearchQuery = query;
+        mEmptySearchMessage = String.format(formatStr, query);
+        if (mMarketAppName != null) {
+            mMarketSearchMessage = String.format(res.getString(R.string.all_apps_search_market_message),
+                    mMarketAppName);
+            mMarketSearchIntent = createMarketSearchIntent(query);
+        }
     }
 
     /**
@@ -378,9 +450,6 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
     @Override
     public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
         switch (viewType) {
-            case EMPTY_SEARCH_VIEW_TYPE:
-                return new ViewHolder(mLayoutInflater.inflate(R.layout.all_apps_empty_search, parent,
-                        false));
             case SECTION_BREAK_VIEW_TYPE:
                 return new ViewHolder(new View(parent.getContext()));
             case ICON_VIEW_TYPE: {
@@ -405,6 +474,22 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
                 icon.setFocusable(true);
                 return new ViewHolder(icon);
             }
+            case EMPTY_SEARCH_VIEW_TYPE:
+                return new ViewHolder(mLayoutInflater.inflate(R.layout.all_apps_empty_search,
+                        parent, false));
+            case SEARCH_MARKET_DIVIDER_VIEW_TYPE:
+                return new ViewHolder(mLayoutInflater.inflate(R.layout.all_apps_search_market_divider,
+                        parent, false));
+            case SEARCH_MARKET_VIEW_TYPE:
+                View searchMarketView = mLayoutInflater.inflate(R.layout.all_apps_search_market,
+                        parent, false);
+                searchMarketView.setOnClickListener(new View.OnClickListener() {
+                    @Override
+                    public void onClick(View v) {
+                        mLauncher.startSearchFromAllApps(v, mMarketSearchIntent, mLastSearchQuery);
+                    }
+                });
+                return new ViewHolder(searchMarketView);
             default:
                 throw new RuntimeException("Unexpected view type");
         }
@@ -426,28 +511,47 @@ class AllAppsGridAdapter extends RecyclerView.Adapter<AllAppsGridAdapter.ViewHol
                 break;
             }
             case EMPTY_SEARCH_VIEW_TYPE:
-                TextView emptyViewText = (TextView) holder.mContent.findViewById(R.id.empty_text);
-                emptyViewText.setText(mEmptySearchText);
+                TextView emptyViewText = (TextView) holder.mContent;
+                emptyViewText.setText(mEmptySearchMessage);
+                emptyViewText.setGravity(mApps.hasNoFilteredResults() ? Gravity.CENTER :
+                        Gravity.START | Gravity.CENTER_VERTICAL);
+                break;
+            case SEARCH_MARKET_VIEW_TYPE:
+                TextView searchView = (TextView) holder.mContent;
+                if (mMarketSearchIntent != null) {
+                    searchView.setVisibility(View.VISIBLE);
+                    searchView.setContentDescription(mMarketSearchMessage);
+                    searchView.setGravity(mApps.hasNoFilteredResults() ? Gravity.CENTER :
+                            Gravity.START | Gravity.CENTER_VERTICAL);
+                    searchView.setText(mMarketSearchMessage);
+                } else {
+                    searchView.setVisibility(View.GONE);
+                }
                 break;
         }
     }
 
     @Override
     public int getItemCount() {
-        if (mApps.hasNoFilteredResults()) {
-            // For the empty view
-            return 1;
-        }
         return mApps.getAdapterItems().size();
     }
 
     @Override
     public int getItemViewType(int position) {
-        if (mApps.hasNoFilteredResults()) {
-            return EMPTY_SEARCH_VIEW_TYPE;
-        }
-
         AlphabeticalAppsList.AdapterItem item = mApps.getAdapterItems().get(position);
         return item.viewType;
     }
+
+    /**
+     * Creates a new market search intent.
+     */
+    private Intent createMarketSearchIntent(String query) {
+        Uri marketSearchUri = Uri.parse("market://search")
+                .buildUpon()
+                .appendQueryParameter("q", query)
+                .build();
+        Intent marketSearchIntent = new Intent(Intent.ACTION_VIEW);
+        marketSearchIntent.setData(marketSearchUri);
+        return marketSearchIntent;
+    }
 }
diff --git a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
index 730c8d15ac..2f66e2cad6 100644
--- a/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
+++ b/src/com/android/launcher3/allapps/AllAppsRecyclerView.java
@@ -15,8 +15,11 @@
  */
 package com.android.launcher3.allapps;
 
+import android.animation.ObjectAnimator;
 import android.content.Context;
+import android.content.res.Resources;
 import android.graphics.Canvas;
+import android.graphics.drawable.Drawable;
 import android.os.Bundle;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
@@ -26,6 +29,7 @@ import android.view.View;
 import com.android.launcher3.BaseRecyclerView;
 import com.android.launcher3.BaseRecyclerViewFastScrollBar;
 import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.R;
 import com.android.launcher3.Stats;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.Thunk;
@@ -57,6 +61,9 @@ public class AllAppsRecyclerView extends BaseRecyclerView
 
     private ScrollPositionState mScrollPosState = new ScrollPositionState();
 
+    private AllAppsBackgroundDrawable mEmptySearchBackground;
+    private int mEmptySearchBackgroundTopOffset;
+
     public AllAppsRecyclerView(Context context) {
         this(context, null);
     }
@@ -72,6 +79,11 @@ public class AllAppsRecyclerView extends BaseRecyclerView
     public AllAppsRecyclerView(Context context, AttributeSet attrs, int defStyleAttr,
             int defStyleRes) {
         super(context, attrs, defStyleAttr);
+
+        Resources res = getResources();
+        mScrollbar.setDetachThumbOnFastScroll();
+        mEmptySearchBackgroundTopOffset = res.getDimensionPixelSize(
+                R.dimen.all_apps_empty_search_bg_top_offset);
     }
 
     /**
@@ -90,6 +102,8 @@ public class AllAppsRecyclerView extends BaseRecyclerView
         RecyclerView.RecycledViewPool pool = getRecycledViewPool();
         int approxRows = (int) Math.ceil(grid.availableHeightPx / grid.allAppsIconSizePx);
         pool.setMaxRecycledViews(AllAppsGridAdapter.EMPTY_SEARCH_VIEW_TYPE, 1);
+        pool.setMaxRecycledViews(AllAppsGridAdapter.SEARCH_MARKET_DIVIDER_VIEW_TYPE, 1);
+        pool.setMaxRecycledViews(AllAppsGridAdapter.SEARCH_MARKET_VIEW_TYPE, 1);
         pool.setMaxRecycledViews(AllAppsGridAdapter.ICON_VIEW_TYPE, approxRows * mNumAppsPerRow);
         pool.setMaxRecycledViews(AllAppsGridAdapter.PREDICTION_ICON_VIEW_TYPE, mNumAppsPerRow);
         pool.setMaxRecycledViews(AllAppsGridAdapter.SECTION_BREAK_VIEW_TYPE, approxRows);
@@ -99,6 +113,10 @@ public class AllAppsRecyclerView extends BaseRecyclerView
      * Scrolls this recycler view to the top.
      */
     public void scrollToTop() {
+        // Ensure we reattach the scrollbar if it was previously detached while fast-scrolling
+        if (mScrollbar.isThumbDetached()) {
+            mScrollbar.reattachThumbToScroll();
+        }
         scrollToPosition(0);
     }
 
@@ -114,6 +132,30 @@ public class AllAppsRecyclerView extends BaseRecyclerView
         super.dispatchDraw(canvas);
     }
 
+    @Override
+    public void onDraw(Canvas c) {
+        // Draw the background
+        if (mEmptySearchBackground != null && mEmptySearchBackground.getAlpha() > 0) {
+            c.clipRect(mBackgroundPadding.left, mBackgroundPadding.top,
+                    getWidth() - mBackgroundPadding.right,
+                    getHeight() - mBackgroundPadding.bottom);
+
+            mEmptySearchBackground.draw(c);
+        }
+
+        super.onDraw(c);
+    }
+
+    @Override
+    protected boolean verifyDrawable(Drawable who) {
+        return who == mEmptySearchBackground || super.verifyDrawable(who);
+    }
+
+    @Override
+    protected void onSizeChanged(int w, int h, int oldw, int oldh) {
+        updateEmptySearchBackgroundBounds();
+    }
+
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
@@ -134,6 +176,25 @@ public class AllAppsRecyclerView extends BaseRecyclerView
         }
     }
 
+    public void onSearchResultsChanged() {
+        // Always scroll the view to the top so the user can see the changed results
+        scrollToTop();
+
+        if (mApps.hasNoFilteredResults()) {
+            if (mEmptySearchBackground == null) {
+                mEmptySearchBackground = new AllAppsBackgroundDrawable(getContext());
+                mEmptySearchBackground.setAlpha(0);
+                mEmptySearchBackground.setCallback(this);
+                updateEmptySearchBackgroundBounds();
+            }
+            mEmptySearchBackground.animateBgAlpha(1f, 150);
+        } else if (mEmptySearchBackground != null) {
+            // For the time being, we just immediately hide the background to ensure that it does
+            // not overlap with the results
+            mEmptySearchBackground.setBgAlpha(0f);
+        }
+    }
+
     /**
      * Maps the touch (from 0..1) to the adapter position that should be visible.
      */
@@ -166,8 +227,8 @@ public class AllAppsRecyclerView extends BaseRecyclerView
         }
 
         // Map the touch position back to the scroll of the recycler view
-        getCurScrollState(mScrollPosState, mApps.getAdapterItems());
-        int availableScrollHeight = getAvailableScrollHeight(rowCount, mScrollPosState.rowHeight, 0);
+        getCurScrollState(mScrollPosState);
+        int availableScrollHeight = getAvailableScrollHeight(rowCount, mScrollPosState.rowHeight);
         LinearLayoutManager layoutManager = (LinearLayoutManager) getLayoutManager();
         if (mFastScrollMode == FAST_SCROLL_MODE_FREE_SCROLL) {
             layoutManager.scrollToPositionWithOffset(0, (int) -(availableScrollHeight * touchFraction));
@@ -214,24 +275,83 @@ public class AllAppsRecyclerView extends BaseRecyclerView
      * Updates the bounds for the scrollbar.
      */
     @Override
-    public void onUpdateScrollbar() {
+    public void onUpdateScrollbar(int dy) {
         List<AlphabeticalAppsList.AdapterItem> items = mApps.getAdapterItems();
 
         // Skip early if there are no items or we haven't been measured
         if (items.isEmpty() || mNumAppsPerRow == 0) {
-            mScrollbar.setScrollbarThumbOffset(-1, -1);
+            mScrollbar.setThumbOffset(-1, -1);
             return;
         }
 
         // Find the index and height of the first visible row (all rows have the same height)
         int rowCount = mApps.getNumAppRows();
-        getCurScrollState(mScrollPosState, items);
+        getCurScrollState(mScrollPosState);
         if (mScrollPosState.rowIndex < 0) {
-            mScrollbar.setScrollbarThumbOffset(-1, -1);
+            mScrollbar.setThumbOffset(-1, -1);
             return;
         }
 
-        synchronizeScrollBarThumbOffsetToViewScroll(mScrollPosState, rowCount, 0);
+        // Only show the scrollbar if there is height to be scrolled
+        int availableScrollBarHeight = getAvailableScrollBarHeight();
+        int availableScrollHeight = getAvailableScrollHeight(mApps.getNumAppRows(), mScrollPosState.rowHeight);
+        if (availableScrollHeight <= 0) {
+            mScrollbar.setThumbOffset(-1, -1);
+            return;
+        }
+
+        // Calculate the current scroll position, the scrollY of the recycler view accounts for the
+        // view padding, while the scrollBarY is drawn right up to the background padding (ignoring
+        // padding)
+        int scrollY = getPaddingTop() +
+                (mScrollPosState.rowIndex * mScrollPosState.rowHeight) - mScrollPosState.rowTopOffset;
+        int scrollBarY = mBackgroundPadding.top +
+                (int) (((float) scrollY / availableScrollHeight) * availableScrollBarHeight);
+
+        if (mScrollbar.isThumbDetached()) {
+            int scrollBarX;
+            if (Utilities.isRtl(getResources())) {
+                scrollBarX = mBackgroundPadding.left;
+            } else {
+                scrollBarX = getWidth() - mBackgroundPadding.right - mScrollbar.getThumbWidth();
+            }
+
+            if (mScrollbar.isDraggingThumb()) {
+                // If the thumb is detached, then just update the thumb to the current
+                // touch position
+                mScrollbar.setThumbOffset(scrollBarX, (int) mScrollbar.getLastTouchY());
+            } else {
+                int thumbScrollY = mScrollbar.getThumbOffset().y;
+                int diffScrollY = scrollBarY - thumbScrollY;
+                if (diffScrollY * dy > 0f) {
+                    // User is scrolling in the same direction the thumb needs to catch up to the
+                    // current scroll position.  We do this by mapping the difference in movement
+                    // from the original scroll bar position to the difference in movement necessary
+                    // in the detached thumb position to ensure that both speed towards the same
+                    // position at either end of the list.
+                    if (dy < 0) {
+                        int offset = (int) ((dy * thumbScrollY) / (float) scrollBarY);
+                        thumbScrollY += Math.max(offset, diffScrollY);
+                    } else {
+                        int offset = (int) ((dy * (availableScrollBarHeight - thumbScrollY)) /
+                                (float) (availableScrollBarHeight - scrollBarY));
+                        thumbScrollY += Math.min(offset, diffScrollY);
+                    }
+                    thumbScrollY = Math.max(0, Math.min(availableScrollBarHeight, thumbScrollY));
+                    mScrollbar.setThumbOffset(scrollBarX, thumbScrollY);
+                    if (scrollBarY == thumbScrollY) {
+                        mScrollbar.reattachThumbToScroll();
+                    }
+                } else {
+                    // User is scrolling in an opposite direction to the direction that the thumb
+                    // needs to catch up to the scroll position.  Do nothing except for updating
+                    // the scroll bar x to match the thumb width.
+                    mScrollbar.setThumbOffset(scrollBarX, thumbScrollY);
+                }
+            }
+        } else {
+            synchronizeScrollBarThumbOffsetToViewScroll(mScrollPosState, rowCount);
+        }
     }
 
     /**
@@ -283,13 +403,13 @@ public class AllAppsRecyclerView extends BaseRecyclerView
     /**
      * Returns the current scroll state of the apps rows.
      */
-    private void getCurScrollState(ScrollPositionState stateOut,
-            List<AlphabeticalAppsList.AdapterItem> items) {
+    protected void getCurScrollState(ScrollPositionState stateOut) {
         stateOut.rowIndex = -1;
         stateOut.rowTopOffset = -1;
         stateOut.rowHeight = -1;
 
         // Return early if there are no items or we haven't been measured
+        List<AlphabeticalAppsList.AdapterItem> items = mApps.getAdapterItems();
         if (items.isEmpty() || mNumAppsPerRow == 0) {
             return;
         }
@@ -324,4 +444,20 @@ public class AllAppsRecyclerView extends BaseRecyclerView
             return 0;
         }
     }
+
+    /**
+     * Updates the bounds of the empty search background.
+     */
+    private void updateEmptySearchBackgroundBounds() {
+        if (mEmptySearchBackground == null) {
+            return;
+        }
+
+        // Center the empty search background on this new view bounds
+        int x = (getMeasuredWidth() - mEmptySearchBackground.getIntrinsicWidth()) / 2;
+        int y = mEmptySearchBackgroundTopOffset;
+        mEmptySearchBackground.setBounds(x, y,
+                x + mEmptySearchBackground.getIntrinsicWidth(),
+                y + mEmptySearchBackground.getIntrinsicHeight());
+    }
 }
diff --git a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
index 47241ce5d4..dac0df12a7 100644
--- a/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
+++ b/src/com/android/launcher3/allapps/AlphabeticalAppsList.java
@@ -43,6 +43,11 @@ public class AlphabeticalAppsList {
     private static final boolean DEBUG = false;
     private static final boolean DEBUG_PREDICTIONS = false;
 
+    private static final int FAST_SCROLL_FRACTION_DISTRIBUTE_BY_ROWS_FRACTION = 0;
+    private static final int FAST_SCROLL_FRACTION_DISTRIBUTE_BY_NUM_SECTIONS = 1;
+
+    private final int mFastScrollDistributionMode = FAST_SCROLL_FRACTION_DISTRIBUTE_BY_NUM_SECTIONS;
+
     /**
      * Info about a section in the alphabetic list
      */
@@ -81,8 +86,6 @@ public class AlphabeticalAppsList {
         public int position;
         // The type of this item
         public int viewType;
-        // The row that this item shows up on
-        public int rowIndex;
 
         /** Section & App properties */
         // The section for this item
@@ -94,6 +97,8 @@ public class AlphabeticalAppsList {
         public String sectionName = null;
         // The index of this app in the section
         public int sectionAppIndex = -1;
+        // The row that this item shows up on
+        public int rowIndex;
         // The index of this app in the row
         public int rowAppIndex;
         // The associated AppInfo for the app
@@ -111,14 +116,14 @@ public class AlphabeticalAppsList {
         }
 
         public static AdapterItem asPredictedApp(int pos, SectionInfo section, String sectionName,
-                                        int sectionAppIndex, AppInfo appInfo, int appIndex) {
+                int sectionAppIndex, AppInfo appInfo, int appIndex) {
             AdapterItem item = asApp(pos, section, sectionName, sectionAppIndex, appInfo, appIndex);
             item.viewType = AllAppsGridAdapter.PREDICTION_ICON_VIEW_TYPE;
             return item;
         }
 
         public static AdapterItem asApp(int pos, SectionInfo section, String sectionName,
-                                        int sectionAppIndex, AppInfo appInfo, int appIndex) {
+                int sectionAppIndex, AppInfo appInfo, int appIndex) {
             AdapterItem item = new AdapterItem();
             item.viewType = AllAppsGridAdapter.ICON_VIEW_TYPE;
             item.position = pos;
@@ -129,6 +134,27 @@ public class AlphabeticalAppsList {
             item.appIndex = appIndex;
             return item;
         }
+
+        public static AdapterItem asEmptySearch(int pos) {
+            AdapterItem item = new AdapterItem();
+            item.viewType = AllAppsGridAdapter.EMPTY_SEARCH_VIEW_TYPE;
+            item.position = pos;
+            return item;
+        }
+
+        public static AdapterItem asDivider(int pos) {
+            AdapterItem item = new AdapterItem();
+            item.viewType = AllAppsGridAdapter.SEARCH_MARKET_DIVIDER_VIEW_TYPE;
+            item.position = pos;
+            return item;
+        }
+
+        public static AdapterItem asMarketSearch(int pos) {
+            AdapterItem item = new AdapterItem();
+            item.viewType = AllAppsGridAdapter.SEARCH_MARKET_VIEW_TYPE;
+            item.position = pos;
+            return item;
+        }
     }
 
     /**
@@ -221,13 +247,6 @@ public class AlphabeticalAppsList {
         return mAdapterItems;
     }
 
-    /**
-     * Returns the number of applications in this list.
-     */
-    public int getSize() {
-        return mFilteredApps.size();
-    }
-
     /**
      * Returns the number of rows of applications (not including predictions)
      */
@@ -235,6 +254,13 @@ public class AlphabeticalAppsList {
         return mNumAppRowsInAdapter;
     }
 
+    /**
+     * Returns the number of applications in this list.
+     */
+    public int getNumFilteredApps() {
+        return mFilteredApps.size();
+    }
+
     /**
      * Returns whether there are is a filter set.
      */
@@ -457,6 +483,16 @@ public class AlphabeticalAppsList {
             mFilteredApps.add(info);
         }
 
+        // Append the search market item if we are currently searching
+        if (hasFilter()) {
+            if (hasNoFilteredResults()) {
+                mAdapterItems.add(AdapterItem.asEmptySearch(position++));
+            } else {
+                mAdapterItems.add(AdapterItem.asDivider(position++));
+            }
+            mAdapterItems.add(AdapterItem.asMarketSearch(position++));
+        }
+
         // Merge multiple sections together as requested by the merge strategy for this device
         mergeSections();
 
@@ -484,18 +520,36 @@ public class AlphabeticalAppsList {
             }
             mNumAppRowsInAdapter = rowIndex + 1;
 
-            // Pre-calculate all the fast scroller fractions based on the number of rows
-            float rowFraction = 1f / mNumAppRowsInAdapter;
-            for (FastScrollSectionInfo info : mFastScrollerSections) {
-                AdapterItem item = info.fastScrollToItem;
-                if (item.viewType != AllAppsGridAdapter.ICON_VIEW_TYPE &&
-                        item.viewType != AllAppsGridAdapter.PREDICTION_ICON_VIEW_TYPE) {
-                    info.touchFraction = 0f;
-                    continue;
-                }
+            // Pre-calculate all the fast scroller fractions
+            switch (mFastScrollDistributionMode) {
+                case FAST_SCROLL_FRACTION_DISTRIBUTE_BY_ROWS_FRACTION:
+                    float rowFraction = 1f / mNumAppRowsInAdapter;
+                    for (FastScrollSectionInfo info : mFastScrollerSections) {
+                        AdapterItem item = info.fastScrollToItem;
+                        if (item.viewType != AllAppsGridAdapter.ICON_VIEW_TYPE &&
+                                item.viewType != AllAppsGridAdapter.PREDICTION_ICON_VIEW_TYPE) {
+                            info.touchFraction = 0f;
+                            continue;
+                        }
 
-                float subRowFraction = item.rowAppIndex * (rowFraction / mNumAppsPerRow);
-                info.touchFraction = item.rowIndex * rowFraction + subRowFraction;
+                        float subRowFraction = item.rowAppIndex * (rowFraction / mNumAppsPerRow);
+                        info.touchFraction = item.rowIndex * rowFraction + subRowFraction;
+                    }
+                    break;
+                case FAST_SCROLL_FRACTION_DISTRIBUTE_BY_NUM_SECTIONS:
+                    float perSectionTouchFraction = 1f / mFastScrollerSections.size();
+                    float cumulativeTouchFraction = 0f;
+                    for (FastScrollSectionInfo info : mFastScrollerSections) {
+                        AdapterItem item = info.fastScrollToItem;
+                        if (item.viewType != AllAppsGridAdapter.ICON_VIEW_TYPE &&
+                                item.viewType != AllAppsGridAdapter.PREDICTION_ICON_VIEW_TYPE) {
+                            info.touchFraction = 0f;
+                            continue;
+                        }
+                        info.touchFraction = cumulativeTouchFraction;
+                        cumulativeTouchFraction += perSectionTouchFraction;
+                    }
+                    break;
             }
         }
 
diff --git a/src/com/android/launcher3/allapps/DefaultAppSearchController.java b/src/com/android/launcher3/allapps/DefaultAppSearchController.java
index 83b920589b..3169f842a5 100644
--- a/src/com/android/launcher3/allapps/DefaultAppSearchController.java
+++ b/src/com/android/launcher3/allapps/DefaultAppSearchController.java
@@ -25,6 +25,7 @@ import android.view.ViewGroup;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputMethodManager;
 import android.widget.TextView;
+import com.android.launcher3.ExtendedEditText;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.Thunk;
@@ -54,7 +55,8 @@ final class DefaultAppSearchController extends AllAppsSearchBarController
     @Thunk View mSearchBarContainerView;
     private View mSearchButtonView;
     private View mDismissSearchButtonView;
-    @Thunk AllAppsSearchEditView mSearchBarEditView;
+    @Thunk
+    ExtendedEditText mSearchBarEditView;
     @Thunk AllAppsRecyclerView mAppsRecyclerView;
     @Thunk Runnable mFocusRecyclerViewRunnable = new Runnable() {
         @Override
@@ -82,21 +84,23 @@ final class DefaultAppSearchController extends AllAppsSearchBarController
         mSearchBarContainerView = mSearchView.findViewById(R.id.search_container);
         mDismissSearchButtonView = mSearchBarContainerView.findViewById(R.id.dismiss_search_button);
         mDismissSearchButtonView.setOnClickListener(this);
-        mSearchBarEditView = (AllAppsSearchEditView)
+        mSearchBarEditView = (ExtendedEditText)
                 mSearchBarContainerView.findViewById(R.id.search_box_input);
         mSearchBarEditView.addTextChangedListener(this);
         mSearchBarEditView.setOnEditorActionListener(this);
         mSearchBarEditView.setOnBackKeyListener(
-                new AllAppsSearchEditView.OnBackKeyListener() {
+                new ExtendedEditText.OnBackKeyListener() {
                     @Override
-                    public void onBackKey() {
+                    public boolean onBackKey() {
                         // Only hide the search field if there is no query, or if there
                         // are no filtered results
                         String query = Utilities.trim(
                                 mSearchBarEditView.getEditableText().toString());
                         if (query.isEmpty() || mApps.hasNoFilteredResults()) {
                             hideSearchField(true, mFocusRecyclerViewRunnable);
+                            return true;
                         }
+                        return false;
                     }
                 });
         return mSearchView;
@@ -166,22 +170,24 @@ final class DefaultAppSearchController extends AllAppsSearchBarController
             return false;
         }
         // Skip if it's not the right action
-        if (actionId != EditorInfo.IME_ACTION_DONE) {
+        if (actionId != EditorInfo.IME_ACTION_SEARCH) {
             return false;
         }
-        // Skip if there isn't exactly one item
-        if (mApps.getSize() != 1) {
+        // Skip if there are more than one icon
+        if (mApps.getNumFilteredApps() > 1) {
             return false;
         }
-        // If there is exactly one icon, then quick-launch it
+        // Otherwise, find the first icon, or fallback to the search-market-view and launch it
         List<AlphabeticalAppsList.AdapterItem> items = mApps.getAdapterItems();
         for (int i = 0; i < items.size(); i++) {
             AlphabeticalAppsList.AdapterItem item = items.get(i);
-            if (item.viewType == AllAppsGridAdapter.ICON_VIEW_TYPE) {
-                mAppsRecyclerView.getChildAt(i).performClick();
-                mInputMethodManager.hideSoftInputFromWindow(
-                        mContainerView.getWindowToken(), 0);
-                return true;
+            switch (item.viewType) {
+                case AllAppsGridAdapter.ICON_VIEW_TYPE:
+                case AllAppsGridAdapter.SEARCH_MARKET_VIEW_TYPE:
+                    mAppsRecyclerView.getChildAt(i).performClick();
+                    mInputMethodManager.hideSoftInputFromWindow(
+                            mContainerView.getWindowToken(), 0);
+                    return true;
             }
         }
         return false;
diff --git a/src/com/android/launcher3/compat/AppWidgetManagerCompat.java b/src/com/android/launcher3/compat/AppWidgetManagerCompat.java
index 7aa36d447b..434f13dcc1 100644
--- a/src/com/android/launcher3/compat/AppWidgetManagerCompat.java
+++ b/src/com/android/launcher3/compat/AppWidgetManagerCompat.java
@@ -40,7 +40,7 @@ public abstract class AppWidgetManagerCompat {
     public static AppWidgetManagerCompat getInstance(Context context) {
         synchronized (sInstanceLock) {
             if (sInstance == null) {
-                if (Utilities.isLmpOrAbove()) {
+                if (Utilities.ATLEAST_LOLLIPOP) {
                     sInstance = new AppWidgetManagerCompatVL(context.getApplicationContext());
                 } else {
                     sInstance = new AppWidgetManagerCompatV16(context.getApplicationContext());
diff --git a/src/com/android/launcher3/compat/AppWidgetManagerCompatV16.java b/src/com/android/launcher3/compat/AppWidgetManagerCompatV16.java
index f7f4b7e4f2..463cf902d1 100644
--- a/src/com/android/launcher3/compat/AppWidgetManagerCompatV16.java
+++ b/src/com/android/launcher3/compat/AppWidgetManagerCompatV16.java
@@ -54,10 +54,10 @@ class AppWidgetManagerCompatV16 extends AppWidgetManagerCompat {
     @Override
     public boolean bindAppWidgetIdIfAllowed(int appWidgetId, AppWidgetProviderInfo info,
             Bundle options) {
-        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) {
-            return mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, info.provider);
-        } else {
+        if (Utilities.ATLEAST_JB_MR1) {
             return mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, info.provider, options);
+        } else {
+            return mAppWidgetManager.bindAppWidgetIdIfAllowed(appWidgetId, info.provider);
         }
     }
 
diff --git a/src/com/android/launcher3/compat/LauncherAppsCompat.java b/src/com/android/launcher3/compat/LauncherAppsCompat.java
index 5858bc8b9e..95e3ba9024 100644
--- a/src/com/android/launcher3/compat/LauncherAppsCompat.java
+++ b/src/com/android/launcher3/compat/LauncherAppsCompat.java
@@ -53,7 +53,7 @@ public abstract class LauncherAppsCompat {
     public static LauncherAppsCompat getInstance(Context context) {
         synchronized (sInstanceLock) {
             if (sInstance == null) {
-                if (Utilities.isLmpOrAbove()) {
+                if (Utilities.ATLEAST_LOLLIPOP) {
                     sInstance = new LauncherAppsCompatVL(context.getApplicationContext());
                 } else {
                     sInstance = new LauncherAppsCompatV16(context.getApplicationContext());
diff --git a/src/com/android/launcher3/compat/LauncherAppsCompatV16.java b/src/com/android/launcher3/compat/LauncherAppsCompatV16.java
index ac3d252f57..339c457e18 100644
--- a/src/com/android/launcher3/compat/LauncherAppsCompatV16.java
+++ b/src/com/android/launcher3/compat/LauncherAppsCompatV16.java
@@ -31,6 +31,7 @@ import android.os.Build;
 import android.os.Bundle;
 import android.provider.Settings;
 
+import com.android.launcher3.Utilities;
 import com.android.launcher3.util.Thunk;
 
 import java.util.ArrayList;
@@ -188,7 +189,7 @@ public class LauncherAppsCompatV16 extends LauncherAppsCompat {
                 // when moving a package or mounting/un-mounting external storage. Assume that
                 // it is a replacing operation.
                 final boolean replacing = intent.getBooleanExtra(Intent.EXTRA_REPLACING,
-                        Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT);
+                        !Utilities.ATLEAST_KITKAT);
                 String[] packages = intent.getStringArrayExtra(Intent.EXTRA_CHANGED_PACKAGE_LIST);
                 for (OnAppsChangedCallbackCompat callback : getCallbacks()) {
                     callback.onPackagesAvailable(packages, user, replacing);
diff --git a/src/com/android/launcher3/compat/PackageInstallerCompat.java b/src/com/android/launcher3/compat/PackageInstallerCompat.java
index c499083283..ec5014d7c3 100644
--- a/src/com/android/launcher3/compat/PackageInstallerCompat.java
+++ b/src/com/android/launcher3/compat/PackageInstallerCompat.java
@@ -34,7 +34,7 @@ public abstract class PackageInstallerCompat {
     public static PackageInstallerCompat getInstance(Context context) {
         synchronized (sInstanceLock) {
             if (sInstance == null) {
-                if (Utilities.isLmpOrAbove()) {
+                if (Utilities.ATLEAST_LOLLIPOP) {
                     sInstance = new PackageInstallerCompatVL(context);
                 } else {
                     sInstance = new PackageInstallerCompatV16();
diff --git a/src/com/android/launcher3/compat/UserHandleCompat.java b/src/com/android/launcher3/compat/UserHandleCompat.java
index ab4b7216b3..567022b437 100644
--- a/src/com/android/launcher3/compat/UserHandleCompat.java
+++ b/src/com/android/launcher3/compat/UserHandleCompat.java
@@ -34,7 +34,7 @@ public class UserHandleCompat {
 
     @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
     public static UserHandleCompat myUserHandle() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        if (Utilities.ATLEAST_JB_MR1) {
             return new UserHandleCompat(android.os.Process.myUserHandle());
         } else {
             return new UserHandleCompat();
@@ -55,7 +55,7 @@ public class UserHandleCompat {
 
     @Override
     public String toString() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        if (Utilities.ATLEAST_JB_MR1) {
             return mUser.toString();
         } else {
             return "";
@@ -67,7 +67,7 @@ public class UserHandleCompat {
         if (!(other instanceof UserHandleCompat)) {
             return false;
         }
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        if (Utilities.ATLEAST_JB_MR1) {
             return mUser.equals(((UserHandleCompat) other).mUser);
         } else {
             return true;
@@ -76,7 +76,7 @@ public class UserHandleCompat {
 
     @Override
     public int hashCode() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        if (Utilities.ATLEAST_JB_MR1) {
             return mUser.hashCode();
         } else {
             return 0;
@@ -89,7 +89,7 @@ public class UserHandleCompat {
      * profiles so this is a no-op.
      */
     public void addToIntent(Intent intent, String name) {
-        if (Utilities.isLmpOrAbove() && mUser != null) {
+        if (Utilities.ATLEAST_LOLLIPOP && mUser != null) {
             intent.putExtra(name, mUser);
         }
     }
diff --git a/src/com/android/launcher3/compat/UserManagerCompat.java b/src/com/android/launcher3/compat/UserManagerCompat.java
index a79d94646d..f708004a33 100644
--- a/src/com/android/launcher3/compat/UserManagerCompat.java
+++ b/src/com/android/launcher3/compat/UserManagerCompat.java
@@ -28,16 +28,29 @@ public abstract class UserManagerCompat {
     protected UserManagerCompat() {
     }
 
+    private static final Object sInstanceLock = new Object();
+    private static UserManagerCompat sInstance;
+
     public static UserManagerCompat getInstance(Context context) {
-        if (Utilities.isLmpOrAbove()) {
-            return new UserManagerCompatVL(context);
-        } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
-            return new UserManagerCompatV17(context);
-        } else {
-            return new UserManagerCompatV16();
+        synchronized (sInstanceLock) {
+            if (sInstance == null) {
+                if (Utilities.ATLEAST_LOLLIPOP) {
+                    sInstance = new UserManagerCompatVL(context.getApplicationContext());
+                } else if (Utilities.ATLEAST_JB_MR1) {
+                    sInstance = new UserManagerCompatV17(context.getApplicationContext());
+                } else {
+                    sInstance = new UserManagerCompatV16();
+                }
+            }
+            return sInstance;
         }
     }
 
+    /**
+     * Creates a cache for users.
+     */
+    public abstract void enableAndResetCache();
+
     public abstract List<UserHandleCompat> getUserProfiles();
     public abstract long getSerialNumberForUser(UserHandleCompat user);
     public abstract UserHandleCompat getUserForSerialNumber(long serialNumber);
diff --git a/src/com/android/launcher3/compat/UserManagerCompatV16.java b/src/com/android/launcher3/compat/UserManagerCompatV16.java
index ffe698c8b5..85aee57e85 100644
--- a/src/com/android/launcher3/compat/UserManagerCompatV16.java
+++ b/src/com/android/launcher3/compat/UserManagerCompatV16.java
@@ -53,4 +53,8 @@ public class UserManagerCompatV16 extends UserManagerCompat {
     public long getUserCreationTime(UserHandleCompat user) {
         return 0;
     }
+
+    @Override
+    public void enableAndResetCache() {
+    }
 }
diff --git a/src/com/android/launcher3/compat/UserManagerCompatV17.java b/src/com/android/launcher3/compat/UserManagerCompatV17.java
index c42c00c7d3..75203b7f3e 100644
--- a/src/com/android/launcher3/compat/UserManagerCompatV17.java
+++ b/src/com/android/launcher3/compat/UserManagerCompatV17.java
@@ -21,8 +21,18 @@ import android.content.Context;
 import android.os.Build;
 import android.os.UserManager;
 
+import com.android.launcher3.util.LongArrayMap;
+
+import java.util.HashMap;
+
 @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1)
 public class UserManagerCompatV17 extends UserManagerCompatV16 {
+
+    protected LongArrayMap<UserHandleCompat> mUsers;
+    // Create a separate reverse map as LongArrayMap.indexOfValue checks if objects are same
+    // and not {@link Object#equals}
+    protected HashMap<UserHandleCompat, Long> mUserToSerialMap;
+
     protected UserManager mUserManager;
 
     UserManagerCompatV17(Context context) {
@@ -30,11 +40,34 @@ public class UserManagerCompatV17 extends UserManagerCompatV16 {
     }
 
     public long getSerialNumberForUser(UserHandleCompat user) {
+        synchronized (this) {
+            if (mUserToSerialMap != null) {
+                Long serial = mUserToSerialMap.get(user);
+                return serial == null ? 0 : serial;
+            }
+        }
         return mUserManager.getSerialNumberForUser(user.getUser());
     }
 
     public UserHandleCompat getUserForSerialNumber(long serialNumber) {
+        synchronized (this) {
+            if (mUsers != null) {
+                return mUsers.get(serialNumber);
+            }
+        }
         return UserHandleCompat.fromUser(mUserManager.getUserForSerialNumber(serialNumber));
     }
+
+    @Override
+    public void enableAndResetCache() {
+        synchronized (this) {
+            mUsers = new LongArrayMap<>();
+            mUserToSerialMap = new HashMap<>();
+            UserHandleCompat myUser = UserHandleCompat.myUserHandle();
+            long serial = mUserManager.getSerialNumberForUser(myUser.getUser());
+            mUsers.put(serial, myUser);
+            mUserToSerialMap.put(myUser, serial);
+        }
+    }
 }
 
diff --git a/src/com/android/launcher3/compat/UserManagerCompatVL.java b/src/com/android/launcher3/compat/UserManagerCompatVL.java
index dd7a726175..dc3ec3cd85 100644
--- a/src/com/android/launcher3/compat/UserManagerCompatVL.java
+++ b/src/com/android/launcher3/compat/UserManagerCompatVL.java
@@ -24,9 +24,14 @@ import android.content.pm.PackageManager;
 import android.graphics.drawable.Drawable;
 import android.os.Build;
 import android.os.UserHandle;
+
 import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.util.LongArrayMap;
+
 import java.util.ArrayList;
 import java.util.Collections;
+import java.util.HashMap;
 import java.util.List;
 
 @TargetApi(Build.VERSION_CODES.LOLLIPOP)
@@ -42,8 +47,33 @@ public class UserManagerCompatVL extends UserManagerCompatV17 {
         mContext = context;
     }
 
+    @Override
+    public void enableAndResetCache() {
+        synchronized (this) {
+            mUsers = new LongArrayMap<>();
+            mUserToSerialMap = new HashMap<>();
+            List<UserHandle> users = mUserManager.getUserProfiles();
+            if (users != null) {
+                for (UserHandle user : users) {
+                    long serial = mUserManager.getSerialNumberForUser(user);
+                    UserHandleCompat userCompat = UserHandleCompat.fromUser(user);
+                    mUsers.put(serial, userCompat);
+                    mUserToSerialMap.put(userCompat, serial);
+                }
+            }
+        }
+    }
+
     @Override
     public List<UserHandleCompat> getUserProfiles() {
+        synchronized (this) {
+            if (mUsers != null) {
+                List<UserHandleCompat> users = new ArrayList<>();
+                users.addAll(mUserToSerialMap.keySet());
+                return users;
+            }
+        }
+
         List<UserHandle> users = mUserManager.getUserProfiles();
         if (users == null) {
             return Collections.emptyList();
@@ -71,7 +101,9 @@ public class UserManagerCompatVL extends UserManagerCompatV17 {
 
     @Override
     public long getUserCreationTime(UserHandleCompat user) {
-        // TODO: Use system API once available.
+        if (Utilities.ATLEAST_MARSHMALLOW) {
+            return mUserManager.getUserCreationTime(user.getUser());
+        }
         SharedPreferences prefs = mContext.getSharedPreferences(
                 LauncherAppState.getSharedPreferencesKey(), Context.MODE_PRIVATE);
         String key = USER_CREATION_TIME_KEY + getSerialNumberForUser(user);
diff --git a/src/com/android/launcher3/model/AbstractUserComparator.java b/src/com/android/launcher3/model/AbstractUserComparator.java
index cf47ce648d..bd28560f3c 100644
--- a/src/com/android/launcher3/model/AbstractUserComparator.java
+++ b/src/com/android/launcher3/model/AbstractUserComparator.java
@@ -22,14 +22,12 @@ import com.android.launcher3.compat.UserHandleCompat;
 import com.android.launcher3.compat.UserManagerCompat;
 
 import java.util.Comparator;
-import java.util.HashMap;
 
 /**
  * A comparator to arrange items based on user profiles.
  */
 public abstract class AbstractUserComparator<T extends ItemInfo> implements Comparator<T> {
 
-    private HashMap<UserHandleCompat, Long> mUserSerialCache = new HashMap<>();
     private final UserManagerCompat mUserManager;
     private final UserHandleCompat mMyUser;
 
@@ -43,25 +41,9 @@ public abstract class AbstractUserComparator<T extends ItemInfo> implements Comp
         if (mMyUser.equals(lhs.user)) {
             return -1;
         } else {
-            Long aUserSerial = getAndCacheUserSerial(lhs.user);
-            Long bUserSerial = getAndCacheUserSerial(rhs.user);
+            Long aUserSerial = mUserManager.getSerialNumberForUser(lhs.user);
+            Long bUserSerial = mUserManager.getSerialNumberForUser(rhs.user);
             return aUserSerial.compareTo(bUserSerial);
         }
     }
-
-    /**
-     * Returns the user serial for this user, using a cached serial if possible.
-     */
-    private Long getAndCacheUserSerial(UserHandleCompat user) {
-        Long userSerial = mUserSerialCache.get(user);
-        if (userSerial == null) {
-            userSerial = mUserManager.getSerialNumberForUser(user);
-            mUserSerialCache.put(user, userSerial);
-        }
-        return userSerial;
-    }
-
-    public void clearUserCache() {
-        mUserSerialCache.clear();
-    }
 }
diff --git a/src/com/android/launcher3/model/AppNameComparator.java b/src/com/android/launcher3/model/AppNameComparator.java
index c4b74d4dc4..5f80037dc8 100644
--- a/src/com/android/launcher3/model/AppNameComparator.java
+++ b/src/com/android/launcher3/model/AppNameComparator.java
@@ -68,8 +68,6 @@ public class AppNameComparator {
      * Returns a locale-aware comparator that will alphabetically order a list of applications.
      */
     public Comparator<ItemInfo> getAppInfoComparator() {
-        // Clear the user serial cache so that we get serials as needed in the comparator
-        mAppInfoComparator.clearUserCache();
         return mAppInfoComparator;
     }
 
diff --git a/src/com/android/launcher3/model/MigrateFromRestoreTask.java b/src/com/android/launcher3/model/MigrateFromRestoreTask.java
new file mode 100644
index 0000000000..6a529f61f7
--- /dev/null
+++ b/src/com/android/launcher3/model/MigrateFromRestoreTask.java
@@ -0,0 +1,767 @@
+package com.android.launcher3.model;
+
+import android.content.ComponentName;
+import android.content.ContentProviderOperation;
+import android.content.ContentValues;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.pm.PackageInfo;
+import android.database.Cursor;
+import android.graphics.Point;
+import android.text.TextUtils;
+import android.util.Log;
+
+import com.android.launcher3.InvariantDeviceProfile;
+import com.android.launcher3.ItemInfo;
+import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.LauncherAppWidgetProviderInfo;
+import com.android.launcher3.LauncherModel;
+import com.android.launcher3.LauncherProvider;
+import com.android.launcher3.LauncherSettings;
+import com.android.launcher3.LauncherSettings.Favorites;
+import com.android.launcher3.Utilities;
+import com.android.launcher3.compat.PackageInstallerCompat;
+import com.android.launcher3.compat.UserHandleCompat;
+import com.android.launcher3.util.LongArrayMap;
+import com.android.launcher3.util.Thunk;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+
+/**
+ * This class takes care of shrinking the workspace (by maximum of one row and one column), as a
+ * result of restoring from a larger device.
+ */
+public class MigrateFromRestoreTask {
+
+    public static boolean ENABLED = false;
+
+    private static final String TAG = "MigrateFromRestoreTask";
+    private static final boolean DEBUG = true;
+
+    private static final String KEY_MIGRATION_SOURCE_SIZE = "migration_restore_src_size";
+    private static final String KEY_MIGRATION_WIDGET_MINSIZE = "migration_widget_min_size";
+
+    // These are carefully selected weights for various item types (Math.random?), to allow for
+    // the lease absurd migration experience.
+    private static final float WT_SHORTCUT = 1;
+    private static final float WT_APPLICATION = 0.8f;
+    private static final float WT_WIDGET_MIN = 2;
+    private static final float WT_WIDGET_FACTOR = 0.6f;
+    private static final float WT_FOLDER_FACTOR = 0.5f;
+
+    private final Context mContext;
+    private final ContentValues mTempValues = new ContentValues();
+    private final HashMap<String, Point> mWidgetMinSize;
+    private final InvariantDeviceProfile mIdp;
+
+    private HashSet<String> mValidPackages;
+    public ArrayList<Long> mEntryToRemove;
+    private ArrayList<ContentProviderOperation> mUpdateOperations;
+
+    private ArrayList<DbEntry> mCarryOver;
+
+    private final int mSrcX, mSrcY;
+    @Thunk final int mTrgX, mTrgY;
+    private final boolean mShouldRemoveX, mShouldRemoveY;
+
+    public MigrateFromRestoreTask(Context context) {
+        mContext = context;
+
+        SharedPreferences prefs = prefs(context);
+        Point sourceSize = parsePoint(prefs.getString(KEY_MIGRATION_SOURCE_SIZE, ""));
+        mSrcX = sourceSize.x;
+        mSrcY = sourceSize.y;
+
+        mWidgetMinSize = new HashMap<String, Point>();
+        for (String s : prefs.getStringSet(KEY_MIGRATION_WIDGET_MINSIZE,
+                Collections.<String>emptySet())) {
+            String[] parts = s.split("#");
+            mWidgetMinSize.put(parts[0], parsePoint(parts[1]));
+        }
+
+        mIdp = LauncherAppState.getInstance().getInvariantDeviceProfile();
+        mTrgX = mIdp.numColumns;
+        mTrgY = mIdp.numRows;
+        mShouldRemoveX = mTrgX < mSrcX;
+        mShouldRemoveY = mTrgY < mSrcY;
+    }
+
+    public void execute() throws Exception {
+        mEntryToRemove = new ArrayList<>();
+        mCarryOver = new ArrayList<>();
+        mUpdateOperations = new ArrayList<>();
+
+        // Initialize list of valid packages. This contain all the packages which are already on
+        // the device and packages which are being installed. Any item which doesn't belong to
+        // this set is removed.
+        // Since the loader removes such items anyway, removing these items here doesn't cause any
+        // extra data loss and gives us more free space on the grid for better migration.
+        mValidPackages = new HashSet<>();
+        for (PackageInfo info : mContext.getPackageManager().getInstalledPackages(0)) {
+            mValidPackages.add(info.packageName);
+        }
+        mValidPackages.addAll(PackageInstallerCompat.getInstance(mContext)
+                .updateAndGetActiveSessionCache().keySet());
+
+        ArrayList<Long> allScreens = LauncherModel.loadWorkspaceScreensDb(mContext);
+        if (allScreens.isEmpty()) {
+            throw new Exception("Unable to get workspace screens");
+        }
+
+        for (long screenId : allScreens) {
+            if (DEBUG) {
+                Log.d(TAG, "Migrating " + screenId);
+            }
+            migrateScreen(screenId);
+        }
+
+        if (!mCarryOver.isEmpty()) {
+            LongArrayMap<DbEntry> itemMap = new LongArrayMap<>();
+            for (DbEntry e : mCarryOver) {
+                itemMap.put(e.id, e);
+            }
+
+            do {
+                // Some items are still remaining. Try adding a few new screens.
+
+                // At every iteration, make sure that at least one item is removed from
+                // {@link #mCarryOver}, to prevent an infinite loop. If no item could be removed,
+                // break the loop and abort migration by throwing an exception.
+                OptimalPlacementSolution placement = new OptimalPlacementSolution(
+                        new boolean[mTrgX][mTrgY], deepCopy(mCarryOver), true);
+                placement.find();
+                if (placement.finalPlacedItems.size() > 0) {
+                    long newScreenId = LauncherAppState.getLauncherProvider().generateNewScreenId();
+                    allScreens.add(newScreenId);
+                    for (DbEntry item : placement.finalPlacedItems) {
+                        if (!mCarryOver.remove(itemMap.get(item.id))) {
+                            throw new Exception("Unable to find matching items");
+                        }
+                        item.screenId = newScreenId;
+                        update(item);
+                    }
+                } else {
+                    throw new Exception("None of the items can be placed on an empty screen");
+                }
+
+            } while (!mCarryOver.isEmpty());
+
+
+            LauncherAppState.getInstance().getModel()
+                .updateWorkspaceScreenOrder(mContext, allScreens);
+        }
+
+        // Update items
+        mContext.getContentResolver().applyBatch(LauncherProvider.AUTHORITY, mUpdateOperations);
+
+        if (!mEntryToRemove.isEmpty()) {
+            if (DEBUG) {
+                Log.d(TAG, "Removing items: " + TextUtils.join(", ", mEntryToRemove));
+            }
+            mContext.getContentResolver().delete(LauncherSettings.Favorites.CONTENT_URI,
+                    Utilities.createDbSelectionQuery(
+                            LauncherSettings.Favorites._ID, mEntryToRemove), null);
+        }
+
+        // Make sure we haven't removed everything.
+        final Cursor c = mContext.getContentResolver().query(
+                LauncherSettings.Favorites.CONTENT_URI, null, null, null, null);
+        boolean hasData = c.moveToNext();
+        c.close();
+        if (!hasData) {
+            throw new Exception("Removed every thing during grid resize");
+        }
+    }
+
+    /**
+     * Migrate a particular screen id.
+     * Strategy:
+     *   1) For all possible combinations of row and column, pick the one which causes the least
+     *      data loss: {@link #tryRemove(int, int, ArrayList, float[])}
+     *   2) Maintain a list of all lost items before this screen, and add any new item lost from
+     *      this screen to that list as well.
+     *   3) If all those items from the above list can be placed on this screen, place them
+     *      (otherwise they are placed on a new screen).
+     */
+    private void migrateScreen(long screenId) {
+        ArrayList<DbEntry> items = loadEntries(screenId);
+
+        int removedCol = Integer.MAX_VALUE;
+        int removedRow = Integer.MAX_VALUE;
+
+        // removeWt represents the cost function for loss of items during migration, and moveWt
+        // represents the cost function for repositioning the items. moveWt is only considered if
+        // removeWt is same for two different configurations.
+        // Start with Float.MAX_VALUE (assuming full data) and pick the configuration with least
+        // cost.
+        float removeWt = Float.MAX_VALUE;
+        float moveWt = Float.MAX_VALUE;
+        float[] outLoss = new float[2];
+        ArrayList<DbEntry> finalItems = null;
+
+        // Try removing all possible combinations
+        for (int x = 0; x < mSrcX; x++) {
+            for (int y = 0; y < mSrcY; y++) {
+                // Use a deep copy when trying out a particular combination as it can change
+                // the underlying object.
+                ArrayList<DbEntry> itemsOnScreen = tryRemove(x, y, deepCopy(items), outLoss);
+
+                if ((outLoss[0] < removeWt) || ((outLoss[0] == removeWt) && (outLoss[1] < moveWt))) {
+                    removeWt = outLoss[0];
+                    moveWt = outLoss[1];
+                    removedCol = mShouldRemoveX ? x : removedCol;
+                    removedRow = mShouldRemoveY ? y : removedRow;
+                    finalItems = itemsOnScreen;
+                }
+
+                // No need to loop over all rows, if a row removal is not needed.
+                if (!mShouldRemoveY) {
+                    break;
+                }
+            }
+
+            if (!mShouldRemoveX) {
+                break;
+            }
+        }
+
+        if (DEBUG) {
+            Log.d(TAG, String.format("Removing row %d, column %d on screen %d",
+                    removedRow, removedCol, screenId));
+        }
+
+        LongArrayMap<DbEntry> itemMap = new LongArrayMap<>();
+        for (DbEntry e : deepCopy(items)) {
+            itemMap.put(e.id, e);
+        }
+
+        for (DbEntry item : finalItems) {
+            DbEntry org = itemMap.get(item.id);
+            itemMap.remove(item.id);
+
+            // Check if update is required
+            if (!item.columnsSame(org)) {
+                update(item);
+            }
+        }
+
+        // The remaining items in {@link #itemMap} are those which didn't get placed.
+        for (DbEntry item : itemMap) {
+            mCarryOver.add(item);
+        }
+
+        if (!mCarryOver.isEmpty() && removeWt == 0) {
+            // No new items were removed in this step. Try placing all the items on this screen.
+            boolean[][] occupied = new boolean[mTrgX][mTrgY];
+            for (DbEntry item : finalItems) {
+                markCells(occupied, item, true);
+            }
+
+            OptimalPlacementSolution placement = new OptimalPlacementSolution(occupied,
+                    deepCopy(mCarryOver), true);
+            placement.find();
+            if (placement.lowestWeightLoss == 0) {
+                // All items got placed
+
+                for (DbEntry item : placement.finalPlacedItems) {
+                    item.screenId = screenId;
+                    update(item);
+                }
+
+                mCarryOver.clear();
+            }
+        }
+    }
+
+    /**
+     * Updates an item in the DB.
+     */
+    private void update(DbEntry item) {
+        mTempValues.clear();
+        item.addToContentValues(mTempValues);
+        mUpdateOperations.add(ContentProviderOperation
+                .newUpdate(LauncherSettings.Favorites.getContentUri(item.id))
+                .withValues(mTempValues).build());
+    }
+
+    /**
+     * Tries the remove the provided row and column.
+     * @param items all the items on the screen under operation
+     * @param outLoss array of size 2. The first entry is filled with weight loss, and the second
+     * with the overall item movement.
+     */
+    private ArrayList<DbEntry> tryRemove(int col, int row, ArrayList<DbEntry> items,
+            float[] outLoss) {
+        boolean[][] occupied = new boolean[mTrgX][mTrgY];
+
+        col = mShouldRemoveX ? col : Integer.MAX_VALUE;
+        row = mShouldRemoveY ? row : Integer.MAX_VALUE;
+
+        ArrayList<DbEntry> finalItems = new ArrayList<>();
+        ArrayList<DbEntry> removedItems = new ArrayList<>();
+
+        for (DbEntry item : items) {
+            if ((item.cellX <= col && (item.spanX + item.cellX) > col)
+                || (item.cellY <= row && (item.spanY + item.cellY) > row)) {
+                removedItems.add(item);
+                if (item.cellX >= col) item.cellX --;
+                if (item.cellY >= row) item.cellY --;
+            } else {
+                if (item.cellX > col) item.cellX --;
+                if (item.cellY > row) item.cellY --;
+                finalItems.add(item);
+                markCells(occupied, item, true);
+            }
+        }
+
+        OptimalPlacementSolution placement = new OptimalPlacementSolution(occupied, removedItems);
+        placement.find();
+        finalItems.addAll(placement.finalPlacedItems);
+        outLoss[0] = placement.lowestWeightLoss;
+        outLoss[1] = placement.lowestMoveCost;
+        return finalItems;
+    }
+
+    @Thunk void markCells(boolean[][] occupied, DbEntry item, boolean val) {
+        for (int i = item.cellX; i < (item.cellX + item.spanX); i++) {
+            for (int j = item.cellY; j < (item.cellY + item.spanY); j++) {
+                occupied[i][j] = val;
+            }
+        }
+    }
+
+    @Thunk boolean isVacant(boolean[][] occupied, int x, int y, int w, int h) {
+        if (x + w > mTrgX) return false;
+        if (y + h > mTrgY) return false;
+
+        for (int i = 0; i < w; i++) {
+            for (int j = 0; j < h; j++) {
+                if (occupied[i + x][j + y]) {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    private class OptimalPlacementSolution {
+        private final ArrayList<DbEntry> itemsToPlace;
+        private final boolean[][] occupied;
+
+        // If set to true, item movement are not considered in move cost, leading to a more
+        // linear placement.
+        private final boolean ignoreMove;
+
+        float lowestWeightLoss = Float.MAX_VALUE;
+        float lowestMoveCost = Float.MAX_VALUE;
+        ArrayList<DbEntry> finalPlacedItems;
+
+        public OptimalPlacementSolution(boolean[][] occupied, ArrayList<DbEntry> itemsToPlace) {
+            this(occupied, itemsToPlace, false);
+        }
+
+        public OptimalPlacementSolution(boolean[][] occupied, ArrayList<DbEntry> itemsToPlace,
+                boolean ignoreMove) {
+            this.occupied = occupied;
+            this.itemsToPlace = itemsToPlace;
+            this.ignoreMove = ignoreMove;
+
+            // Sort the items such that larger widgets appear first followed by 1x1 items
+            Collections.sort(this.itemsToPlace);
+        }
+
+        public void find() {
+            find(0, 0, 0, new ArrayList<DbEntry>());
+        }
+
+        /**
+         * Recursively finds a placement for the provided items.
+         * @param index the position in {@link #itemsToPlace} to start looking at.
+         * @param weightLoss total weight loss upto this point
+         * @param moveCost total move cost upto this point
+         * @param itemsPlaced all the items already placed upto this point
+         */
+        public void find(int index, float weightLoss, float moveCost,
+                ArrayList<DbEntry> itemsPlaced) {
+            if ((weightLoss >= lowestWeightLoss) ||
+                    ((weightLoss == lowestWeightLoss) && (moveCost >= lowestMoveCost))) {
+                // Abort, as we already have a better solution.
+                return;
+
+            } else if (index >= itemsToPlace.size()) {
+                // End loop.
+                lowestWeightLoss = weightLoss;
+                lowestMoveCost = moveCost;
+
+                // Keep a deep copy of current configuration as it can change during recursion.
+                finalPlacedItems = deepCopy(itemsPlaced);
+                return;
+            }
+
+            DbEntry me = itemsToPlace.get(index);
+            int myX = me.cellX;
+            int myY = me.cellY;
+
+            // List of items to pass over if this item was placed.
+            ArrayList<DbEntry> itemsIncludingMe = new ArrayList<>(itemsPlaced.size() + 1);
+            itemsIncludingMe.addAll(itemsPlaced);
+            itemsIncludingMe.add(me);
+
+            if (me.spanX > 1 || me.spanY > 1) {
+                // If the current item is a widget (and it greater than 1x1), try to place it at
+                // all possible positions. This is because a widget placed at one position can
+                // affect the placement of a different widget.
+                int myW = me.spanX;
+                int myH = me.spanY;
+
+                for (int y = 0; y < mTrgY; y++) {
+                    for (int x = 0; x < mTrgX; x++) {
+                        float newMoveCost = moveCost;
+                        if (x != myX) {
+                            me.cellX = x;
+                            newMoveCost ++;
+                        }
+                        if (y != myY) {
+                            me.cellY = y;
+                            newMoveCost ++;
+                        }
+                        if (ignoreMove) {
+                            newMoveCost = moveCost;
+                        }
+
+                        if (isVacant(occupied, x, y, myW, myH)) {
+                            // place at this position and continue search.
+                            markCells(occupied, me, true);
+                            find(index + 1, weightLoss, newMoveCost, itemsIncludingMe);
+                            markCells(occupied, me, false);
+                        }
+
+                        // Try resizing horizontally
+                        if (myW > me.minSpanX && isVacant(occupied, x, y, myW - 1, myH)) {
+                            me.spanX --;
+                            markCells(occupied, me, true);
+                            // 1 extra move cost
+                            find(index + 1, weightLoss, newMoveCost + 1, itemsIncludingMe);
+                            markCells(occupied, me, false);
+                            me.spanX ++;
+                        }
+
+                        // Try resizing vertically
+                        if (myH > me.minSpanY && isVacant(occupied, x, y, myW, myH - 1)) {
+                            me.spanY --;
+                            markCells(occupied, me, true);
+                            // 1 extra move cost
+                            find(index + 1, weightLoss, newMoveCost + 1, itemsIncludingMe);
+                            markCells(occupied, me, false);
+                            me.spanY ++;
+                        }
+
+                        // Try resizing horizontally & vertically
+                        if (myH > me.minSpanY && myW > me.minSpanX &&
+                                isVacant(occupied, x, y, myW - 1, myH - 1)) {
+                            me.spanX --;
+                            me.spanY --;
+                            markCells(occupied, me, true);
+                            // 2 extra move cost
+                            find(index + 1, weightLoss, newMoveCost + 2, itemsIncludingMe);
+                            markCells(occupied, me, false);
+                            me.spanX ++;
+                            me.spanY ++;
+                        }
+                        me.cellX = myX;
+                        me.cellY = myY;
+                    }
+                }
+
+                // Finally also try a solution when this item is not included. Trying it in the end
+                // causes it to get skipped in most cases due to higher weight loss, and prevents
+                // unnecessary deep copies of various configurations.
+                find(index + 1, weightLoss + me.weight, moveCost, itemsPlaced);
+            } else {
+                // Since this is a 1x1 item and all the following items are also 1x1, just place
+                // it at 'the most appropriate position' and hope for the best.
+                // The most appropriate position: one with lease straight line distance
+                int newDistance = Integer.MAX_VALUE;
+                int newX = Integer.MAX_VALUE, newY = Integer.MAX_VALUE;
+
+                for (int y = 0; y < mTrgY; y++) {
+                    for (int x = 0; x < mTrgX; x++) {
+                        if (!occupied[x][y]) {
+                            int dist = ignoreMove ? 0 :
+                                ((me.cellX - x) * (me.cellX - x) + (me.cellY - y) * (me.cellY - y));
+                            if (dist < newDistance) {
+                                newX = x;
+                                newY = y;
+                                newDistance = dist;
+                            }
+                        }
+                    }
+                }
+
+                if (newX < mTrgX && newY < mTrgY) {
+                    float newMoveCost = moveCost;
+                    if (newX != myX) {
+                        me.cellX = newX;
+                        newMoveCost ++;
+                    }
+                    if (newY != myY) {
+                        me.cellY = newY;
+                        newMoveCost ++;
+                    }
+                    if (ignoreMove) {
+                        newMoveCost = moveCost;
+                    }
+                    markCells(occupied, me, true);
+                    find(index + 1, weightLoss, newMoveCost, itemsIncludingMe);
+                    markCells(occupied, me, false);
+                    me.cellX = myX;
+                    me.cellY = myY;
+
+                    // Try to find a solution without this item, only if
+                    //  1) there was at least one space, i.e., we were able to place this item
+                    //  2) if the next item has the same weight (all items are already sorted), as
+                    //     if it has lower weight, that solution will automatically get discarded.
+                    //  3) ignoreMove false otherwise, move cost is ignored and the weight will
+                    //      anyway be same.
+                    if (index + 1 < itemsToPlace.size()
+                            && itemsToPlace.get(index + 1).weight >= me.weight && !ignoreMove) {
+                        find(index + 1, weightLoss + me.weight, moveCost, itemsPlaced);
+                    }
+                } else {
+                    // No more space. Jump to the end.
+                    for (int i = index + 1; i < itemsToPlace.size(); i++) {
+                        weightLoss += itemsToPlace.get(i).weight;
+                    }
+                    find(itemsToPlace.size(), weightLoss + me.weight, moveCost, itemsPlaced);
+                }
+            }
+        }
+    }
+
+    /**
+     * Loads entries for a particular screen id.
+     */
+    public ArrayList<DbEntry> loadEntries(long screen) {
+       Cursor c =  mContext.getContentResolver().query(LauncherSettings.Favorites.CONTENT_URI,
+                new String[] {
+                    Favorites._ID,                  // 0
+                    Favorites.ITEM_TYPE,            // 1
+                    Favorites.CELLX,                // 2
+                    Favorites.CELLY,                // 3
+                    Favorites.SPANX,                // 4
+                    Favorites.SPANY,                // 5
+                    Favorites.INTENT,               // 6
+                    Favorites.APPWIDGET_PROVIDER},  // 7
+                Favorites.CONTAINER + " = " + Favorites.CONTAINER_DESKTOP
+                    + " AND " + Favorites.SCREEN + " = " + screen, null, null, null);
+
+       final int indexId = c.getColumnIndexOrThrow(Favorites._ID);
+       final int indexItemType = c.getColumnIndexOrThrow(Favorites.ITEM_TYPE);
+       final int indexCellX = c.getColumnIndexOrThrow(Favorites.CELLX);
+       final int indexCellY = c.getColumnIndexOrThrow(Favorites.CELLY);
+       final int indexSpanX = c.getColumnIndexOrThrow(Favorites.SPANX);
+       final int indexSpanY = c.getColumnIndexOrThrow(Favorites.SPANY);
+       final int indexIntent = c.getColumnIndexOrThrow(Favorites.INTENT);
+       final int indexAppWidgetProvider = c.getColumnIndexOrThrow(Favorites.APPWIDGET_PROVIDER);
+
+       ArrayList<DbEntry> entries = new ArrayList<>();
+       while (c.moveToNext()) {
+           DbEntry entry = new DbEntry();
+           entry.id = c.getLong(indexId);
+           entry.itemType = c.getInt(indexItemType);
+           entry.cellX = c.getInt(indexCellX);
+           entry.cellY = c.getInt(indexCellY);
+           entry.spanX = c.getInt(indexSpanX);
+           entry.spanY = c.getInt(indexSpanY);
+           entry.screenId = screen;
+
+           try {
+               // calculate weight
+               switch (entry.itemType) {
+                   case Favorites.ITEM_TYPE_SHORTCUT:
+                   case Favorites.ITEM_TYPE_APPLICATION: {
+                       verifyIntent(c.getString(indexIntent));
+                       entry.weight = entry.itemType == Favorites.ITEM_TYPE_SHORTCUT
+                           ? WT_SHORTCUT : WT_APPLICATION;
+                       break;
+                   }
+                   case Favorites.ITEM_TYPE_APPWIDGET: {
+                       String provider = c.getString(indexAppWidgetProvider);
+                       ComponentName cn = ComponentName.unflattenFromString(provider);
+                       verifyPackage(cn.getPackageName());
+                       entry.weight = Math.max(WT_WIDGET_MIN, WT_WIDGET_FACTOR
+                               * entry.spanX * entry.spanY);
+
+                       // Migration happens for current user only.
+                       LauncherAppWidgetProviderInfo pInfo = LauncherModel.getProviderInfo(
+                               mContext, cn, UserHandleCompat.myUserHandle());
+                       Point spans = pInfo == null ?
+                               mWidgetMinSize.get(provider) : pInfo.getMinSpans(mIdp, mContext);
+                       if (spans != null) {
+                           entry.minSpanX = spans.x > 0 ? spans.x : entry.spanX;
+                           entry.minSpanY = spans.y > 0 ? spans.y : entry.spanY;
+                       } else {
+                           // Assume that the widget be resized down to 2x2
+                           entry.minSpanX = entry.minSpanY = 2;
+                       }
+
+                       if (entry.minSpanX > mTrgX || entry.minSpanY > mTrgY) {
+                           throw new Exception("Widget can't be resized down to fit the grid");
+                       }
+                       break;
+                   }
+                   case Favorites.ITEM_TYPE_FOLDER: {
+                       int total = getFolderItemsCount(entry.id);
+                       if (total == 0) {
+                           throw new Exception("Folder is empty");
+                       }
+                       entry.weight = WT_FOLDER_FACTOR * total;
+                       break;
+                   }
+                   default:
+                       throw new Exception("Invalid item type");
+               }
+           } catch (Exception e) {
+               if (DEBUG) {
+                   Log.d(TAG, "Removing item " + entry.id, e);
+               }
+               mEntryToRemove.add(entry.id);
+               continue;
+           }
+
+           entries.add(entry);
+       }
+       return entries;
+    }
+
+    /**
+     * @return the number of valid items in the folder.
+     */
+    private int getFolderItemsCount(long folderId) {
+        Cursor c =  mContext.getContentResolver().query(LauncherSettings.Favorites.CONTENT_URI,
+                new String[] {Favorites._ID, Favorites.INTENT},
+                Favorites.CONTAINER + " = " + folderId, null, null, null);
+
+        int total = 0;
+        while (c.moveToNext()) {
+            try {
+                verifyIntent(c.getString(1));
+                total++;
+            } catch (Exception e) {
+                mEntryToRemove.add(c.getLong(0));
+            }
+        }
+
+        return total;
+    }
+
+    /**
+     * Verifies if the intent should be restored.
+     */
+    private void verifyIntent(String intentStr) throws Exception {
+        Intent intent = Intent.parseUri(intentStr, 0);
+        if (intent.getComponent() != null) {
+            verifyPackage(intent.getComponent().getPackageName());
+        } else if (intent.getPackage() != null) {
+            // Only verify package if the component was null.
+            verifyPackage(intent.getPackage());
+        }
+    }
+
+    /**
+     * Verifies if the package should be restored
+     */
+    private void verifyPackage(String packageName) throws Exception {
+        if (!mValidPackages.contains(packageName)) {
+            throw new Exception("Package not available");
+        }
+    }
+
+    private static class DbEntry extends ItemInfo implements Comparable<DbEntry> {
+
+        public float weight;
+
+        public DbEntry() { }
+
+        public DbEntry copy() {
+            DbEntry entry = new DbEntry();
+            entry.copyFrom(this);
+            entry.weight = weight;
+            entry.minSpanX = minSpanX;
+            entry.minSpanY = minSpanY;
+            return entry;
+        }
+
+        /**
+         * Comparator such that larger widgets come first,  followed by all 1x1 items
+         * based on their weights.
+         */
+        @Override
+        public int compareTo(DbEntry another) {
+            if (itemType == Favorites.ITEM_TYPE_APPWIDGET) {
+                if (another.itemType == Favorites.ITEM_TYPE_APPWIDGET) {
+                    return another.spanY * another.spanX - spanX * spanY;
+                } else {
+                    return -1;
+                }
+            } else if (another.itemType == Favorites.ITEM_TYPE_APPWIDGET) {
+                return 1;
+            } else {
+                // Place higher weight before lower weight.
+                return Float.compare(another.weight, weight);
+            }
+        }
+
+        public boolean columnsSame(DbEntry org) {
+            return org.cellX == cellX && org.cellY == cellY && org.spanX == spanX &&
+                    org.spanY == spanY && org.screenId == screenId;
+        }
+
+        public void addToContentValues(ContentValues values) {
+            values.put(LauncherSettings.Favorites.SCREEN, screenId);
+            values.put(LauncherSettings.Favorites.CELLX, cellX);
+            values.put(LauncherSettings.Favorites.CELLY, cellY);
+            values.put(LauncherSettings.Favorites.SPANX, spanX);
+            values.put(LauncherSettings.Favorites.SPANY, spanY);
+        }
+    }
+
+    @Thunk static ArrayList<DbEntry> deepCopy(ArrayList<DbEntry> src) {
+        ArrayList<DbEntry> dup = new ArrayList<DbEntry>(src.size());
+        for (DbEntry e : src) {
+            dup.add(e.copy());
+        }
+        return dup;
+    }
+
+    private static Point parsePoint(String point) {
+        String[] split = point.split(",");
+        return new Point(Integer.parseInt(split[0]), Integer.parseInt(split[1]));
+    }
+
+    public static void markForMigration(Context context, int srcX, int srcY,
+            HashSet<String> widgets) {
+        prefs(context).edit()
+                .putString(KEY_MIGRATION_SOURCE_SIZE, srcX + "," + srcY)
+                .putStringSet(KEY_MIGRATION_WIDGET_MINSIZE, widgets)
+                .apply();
+    }
+
+    public static boolean shouldRunTask(Context context) {
+        return !TextUtils.isEmpty(prefs(context).getString(KEY_MIGRATION_SOURCE_SIZE, ""));
+    }
+
+    public static void clearFlags(Context context) {
+        prefs(context).edit().remove(KEY_MIGRATION_SOURCE_SIZE)
+                .remove(KEY_MIGRATION_WIDGET_MINSIZE).commit();
+    }
+
+    private static SharedPreferences prefs(Context context) {
+        return context.getSharedPreferences(LauncherAppState.getSharedPreferencesKey(),
+                Context.MODE_PRIVATE);
+    }
+}
diff --git a/src/com/android/launcher3/model/WidgetsAndShortcutNameComparator.java b/src/com/android/launcher3/model/WidgetsAndShortcutNameComparator.java
index 61e8952831..b99056023a 100644
--- a/src/com/android/launcher3/model/WidgetsAndShortcutNameComparator.java
+++ b/src/com/android/launcher3/model/WidgetsAndShortcutNameComparator.java
@@ -1,13 +1,14 @@
 package com.android.launcher3.model;
 
+import android.content.ComponentName;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
-
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.compat.AppWidgetManagerCompat;
 import com.android.launcher3.compat.UserHandleCompat;
+import com.android.launcher3.util.ComponentKey;
 
 import java.text.Collator;
 import java.util.Comparator;
@@ -16,53 +17,81 @@ import java.util.HashMap;
 public class WidgetsAndShortcutNameComparator implements Comparator<Object> {
     private final AppWidgetManagerCompat mManager;
     private final PackageManager mPackageManager;
-    private final HashMap<Object, String> mLabelCache;
+    private final HashMap<ComponentKey, String> mLabelCache;
     private final Collator mCollator;
     private final UserHandleCompat mMainHandle;
 
     public WidgetsAndShortcutNameComparator(Context context) {
         mManager = AppWidgetManagerCompat.getInstance(context);
         mPackageManager = context.getPackageManager();
-        mLabelCache = new HashMap<Object, String>();
+        mLabelCache = new HashMap<>();
         mCollator = Collator.getInstance();
         mMainHandle = UserHandleCompat.myUserHandle();
     }
 
+    /**
+     * Resets any stored state.
+     */
+    public void reset() {
+        mLabelCache.clear();
+    }
+
     @Override
-    public final int compare(Object a, Object b) {
-        String labelA, labelB;
-        if (mLabelCache.containsKey(a)) {
-            labelA = mLabelCache.get(a);
-        } else {
-            labelA = (a instanceof LauncherAppWidgetProviderInfo)
-                    ? Utilities.trim(mManager.loadLabel((LauncherAppWidgetProviderInfo) a))
-                    : Utilities.trim(((ResolveInfo) a).loadLabel(mPackageManager));
-            mLabelCache.put(a, labelA);
-        }
-        if (mLabelCache.containsKey(b)) {
-            labelB = mLabelCache.get(b);
-        } else {
-            labelB = (b instanceof LauncherAppWidgetProviderInfo)
-                    ? Utilities.trim(mManager.loadLabel((LauncherAppWidgetProviderInfo) b))
-                    : Utilities.trim(((ResolveInfo) b).loadLabel(mPackageManager));
-            mLabelCache.put(b, labelB);
-        }
-
-        // Currently, there is no work profile shortcuts, hence only considering the widget cases.
-
-        boolean aWorkProfile = (a instanceof LauncherAppWidgetProviderInfo) &&
-                !mMainHandle.equals(mManager.getUser((LauncherAppWidgetProviderInfo) a));
-        boolean bWorkProfile = (b instanceof LauncherAppWidgetProviderInfo) &&
-                !mMainHandle.equals(mManager.getUser((LauncherAppWidgetProviderInfo) b));
+    public final int compare(Object objA, Object objB) {
+        ComponentKey keyA = getComponentKey(objA);
+        ComponentKey keyB = getComponentKey(objB);
 
         // Independent of how the labels compare, if only one of the two widget info belongs to
         // work profile, put that one in the back.
+        boolean aWorkProfile = !mMainHandle.equals(keyA.user);
+        boolean bWorkProfile = !mMainHandle.equals(keyB.user);
         if (aWorkProfile && !bWorkProfile) {
             return 1;
         }
         if (!aWorkProfile && bWorkProfile) {
             return -1;
         }
+
+        // Get the labels for comparison
+        String labelA = mLabelCache.get(keyA);
+        String labelB = mLabelCache.get(keyB);
+        if (labelA == null) {
+            labelA = getLabel(objA);
+            mLabelCache.put(keyA, labelA);
+        }
+        if (labelB == null) {
+            labelB = getLabel(objB);
+            mLabelCache.put(keyB, labelB);
+        }
         return mCollator.compare(labelA, labelB);
     }
+
+    /**
+     * @return a component key for the given widget or shortcut info.
+     */
+    private ComponentKey getComponentKey(Object o) {
+        if (o instanceof LauncherAppWidgetProviderInfo) {
+            LauncherAppWidgetProviderInfo widgetInfo = (LauncherAppWidgetProviderInfo) o;
+            return new ComponentKey(widgetInfo.provider, mManager.getUser(widgetInfo));
+        } else {
+            ResolveInfo shortcutInfo = (ResolveInfo) o;
+            ComponentName cn = new ComponentName(shortcutInfo.activityInfo.packageName,
+                    shortcutInfo.activityInfo.name);
+            // Currently, there are no work profile shortcuts
+            return new ComponentKey(cn, UserHandleCompat.myUserHandle());
+        }
+    }
+
+    /**
+     * @return the label for the given widget or shortcut info.  This may be an expensive call.
+     */
+    private String getLabel(Object o) {
+        if (o instanceof LauncherAppWidgetProviderInfo) {
+            LauncherAppWidgetProviderInfo widgetInfo = (LauncherAppWidgetProviderInfo) o;
+            return Utilities.trim(mManager.loadLabel(widgetInfo));
+        } else {
+            ResolveInfo shortcutInfo = (ResolveInfo) o;
+            return Utilities.trim(shortcutInfo.loadLabel(mPackageManager));
+        }
+    }
 };
diff --git a/src/com/android/launcher3/model/WidgetsModel.java b/src/com/android/launcher3/model/WidgetsModel.java
index 185dfcae3a..eef4f9173a 100644
--- a/src/com/android/launcher3/model/WidgetsModel.java
+++ b/src/com/android/launcher3/model/WidgetsModel.java
@@ -8,6 +8,9 @@ import android.util.Log;
 
 import com.android.launcher3.AppFilter;
 import com.android.launcher3.IconCache;
+import com.android.launcher3.InvariantDeviceProfile;
+import com.android.launcher3.ItemInfo;
+import com.android.launcher3.LauncherAppState;
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.compat.AlphabeticIndexCompat;
@@ -39,8 +42,8 @@ public class WidgetsModel {
     private ArrayList<Object> mRawList;
 
     private final AppWidgetManagerCompat mAppWidgetMgr;
-    private final Comparator mWidgetAndShortcutNameComparator;
-    private final Comparator mAppNameComparator;
+    private final WidgetsAndShortcutNameComparator mWidgetAndShortcutNameComparator;
+    private final Comparator<ItemInfo> mAppNameComparator;
     private final IconCache mIconCache;
     private final AppFilter mAppFilter;
     private AlphabeticIndexCompat mIndexer;
@@ -54,6 +57,7 @@ public class WidgetsModel {
         mIndexer = new AlphabeticIndexCompat(context);
     }
 
+    @SuppressWarnings("unchecked")
     private WidgetsModel(WidgetsModel model) {
         mAppWidgetMgr = model.mAppWidgetMgr;
         mPackageItemInfos = (ArrayList<PackageItemInfo>) model.mPackageItemInfos.clone();
@@ -103,6 +107,9 @@ public class WidgetsModel {
         // clear the lists.
         mWidgetsList.clear();
         mPackageItemInfos.clear();
+        mWidgetAndShortcutNameComparator.reset();
+
+        InvariantDeviceProfile idp = LauncherAppState.getInstance().getInvariantDeviceProfile();
 
         // add and update.
         for (Object o: rawWidgetsShortcuts) {
@@ -111,9 +118,23 @@ public class WidgetsModel {
             ComponentName componentName = null;
             if (o instanceof LauncherAppWidgetProviderInfo) {
                 LauncherAppWidgetProviderInfo widgetInfo = (LauncherAppWidgetProviderInfo) o;
-                componentName = widgetInfo.provider;
-                packageName = widgetInfo.provider.getPackageName();
-                userHandle = mAppWidgetMgr.getUser(widgetInfo);
+
+                // Ensure that all widgets we show can be added on a workspace of this size
+                int minSpanX = Math.min(widgetInfo.spanX, widgetInfo.minSpanX);
+                int minSpanY = Math.min(widgetInfo.spanY, widgetInfo.minSpanY);
+                if (minSpanX <= (int) idp.numColumns &&
+                    minSpanY <= (int) idp.numRows) {
+                    componentName = widgetInfo.provider;
+                    packageName = widgetInfo.provider.getPackageName();
+                    userHandle = mAppWidgetMgr.getUser(widgetInfo);
+                } else {
+                    if (DEBUG) {
+                        Log.d(TAG, String.format(
+                                "Widget %s : (%d X %d) can't fit on this device",
+                                widgetInfo.provider, minSpanX, minSpanY));
+                    }
+                    continue;
+                }
             } else if (o instanceof ResolveInfo) {
                 ResolveInfo resolveInfo = (ResolveInfo) o;
                 componentName = new ComponentName(resolveInfo.activityInfo.packageName,
@@ -139,7 +160,7 @@ public class WidgetsModel {
             if (widgetsShortcutsList != null) {
                 widgetsShortcutsList.add(o);
             } else {
-                widgetsShortcutsList = new ArrayList<Object>();
+                widgetsShortcutsList = new ArrayList<>();
                 widgetsShortcutsList.add(o);
                 pInfo = new PackageItemInfo(packageName);
                 mIconCache.getTitleAndIconForApp(packageName, userHandle,
diff --git a/src/com/android/launcher3/testing/LauncherExtension.java b/src/com/android/launcher3/testing/LauncherExtension.java
index 34492e4cae..8702877bf5 100644
--- a/src/com/android/launcher3/testing/LauncherExtension.java
+++ b/src/com/android/launcher3/testing/LauncherExtension.java
@@ -201,6 +201,11 @@ public class LauncherExtension extends Launcher {
             return false;
         }
 
+        @Override
+        public boolean startSearchFromAllApps(String query) {
+            return false;
+        }
+
         @Override
         public void startVoice() {
         }
diff --git a/src/com/android/launcher3/util/ComponentKey.java b/src/com/android/launcher3/util/ComponentKey.java
index 6a7df43186..b7aafaea9d 100644
--- a/src/com/android/launcher3/util/ComponentKey.java
+++ b/src/com/android/launcher3/util/ComponentKey.java
@@ -64,8 +64,11 @@ public class ComponentKey {
      * Encodes a component key as a string of the form [flattenedComponentString#userId].
      */
     public String flattenToString(Context context) {
-        return componentName.flattenToString() + "#" +
-                UserManagerCompat.getInstance(context).getSerialNumberForUser(user);
+        String flattened = componentName.flattenToString();
+        if (user != null) {
+            flattened += "#" + UserManagerCompat.getInstance(context).getSerialNumberForUser(user);
+        }
+        return flattened;
     }
 
     @Override
diff --git a/src/com/android/launcher3/util/ManagedProfileHeuristic.java b/src/com/android/launcher3/util/ManagedProfileHeuristic.java
index b37f44719d..74fc92a04e 100644
--- a/src/com/android/launcher3/util/ManagedProfileHeuristic.java
+++ b/src/com/android/launcher3/util/ManagedProfileHeuristic.java
@@ -68,7 +68,7 @@ public class ManagedProfileHeuristic {
     private static final long AUTO_ADD_TO_FOLDER_DURATION = 8 * 60 * 60 * 1000;
 
     public static ManagedProfileHeuristic get(Context context, UserHandleCompat user) {
-        if (Utilities.isLmpOrAbove() && !UserHandleCompat.myUserHandle().equals(user)) {
+        if (Utilities.ATLEAST_LOLLIPOP && !UserHandleCompat.myUserHandle().equals(user)) {
             return new ManagedProfileHeuristic(context, user);
         }
         return null;
@@ -296,7 +296,7 @@ public class ManagedProfileHeuristic {
      * Verifies that entries corresponding to {@param users} exist and removes all invalid entries.
      */
     public static void processAllUsers(List<UserHandleCompat> users, Context context) {
-        if (!Utilities.isLmpOrAbove()) {
+        if (!Utilities.ATLEAST_LOLLIPOP) {
             return;
         }
         UserManagerCompat userManager = UserManagerCompat.getInstance(context);
diff --git a/src/com/android/launcher3/util/UiThreadCircularReveal.java b/src/com/android/launcher3/util/UiThreadCircularReveal.java
index 3ca3aeeeec..f2b5e5e154 100644
--- a/src/com/android/launcher3/util/UiThreadCircularReveal.java
+++ b/src/com/android/launcher3/util/UiThreadCircularReveal.java
@@ -47,7 +47,7 @@ public class UiThreadCircularReveal {
                 float progress = arg0.getAnimatedFraction();
                 outlineProvider.setProgress(progress);
                 revealView.invalidateOutline();
-                if (!Utilities.isLmpMR1OrAbove()) {
+                if (!Utilities.ATLEAST_LOLLIPOP_MR1) {
                     revealView.invalidate();
                 }
             }
diff --git a/src/com/android/launcher3/util/WallpaperUtils.java b/src/com/android/launcher3/util/WallpaperUtils.java
index 53b2acd840..b9fccbcfd7 100644
--- a/src/com/android/launcher3/util/WallpaperUtils.java
+++ b/src/com/android/launcher3/util/WallpaperUtils.java
@@ -24,6 +24,8 @@ import android.graphics.Point;
 import android.os.Build;
 import android.view.WindowManager;
 
+import com.android.launcher3.Utilities;
+
 /**
  * Utility methods for wallpaper management.
  */
@@ -99,7 +101,7 @@ public final class WallpaperUtils {
             int maxDim = Math.max(maxDims.x, maxDims.y);
             int minDim = Math.max(minDims.x, minDims.y);
 
-            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN_MR1) {
+            if (Utilities.ATLEAST_JB_MR1) {
                 Point realSize = new Point();
                 windowManager.getDefaultDisplay().getRealSize(realSize);
                 maxDim = Math.max(realSize.x, realSize.y);
diff --git a/src/com/android/launcher3/widget/PendingAddWidgetInfo.java b/src/com/android/launcher3/widget/PendingAddWidgetInfo.java
index 758287af3a..fcb714ff19 100644
--- a/src/com/android/launcher3/widget/PendingAddWidgetInfo.java
+++ b/src/com/android/launcher3/widget/PendingAddWidgetInfo.java
@@ -31,10 +31,6 @@ import com.android.launcher3.compat.AppWidgetManagerCompat;
  * @see {@link PendingAddItemInfo}
  */
 public class PendingAddWidgetInfo extends PendingAddItemInfo {
-    public int minWidth;
-    public int minHeight;
-    public int minResizeWidth;
-    public int minResizeHeight;
     public int previewImage;
     public int icon;
     public LauncherAppWidgetProviderInfo info;
@@ -50,17 +46,13 @@ public class PendingAddWidgetInfo extends PendingAddItemInfo {
         this.info = i;
         user = AppWidgetManagerCompat.getInstance(launcher).getUser(i);
         componentName = i.provider;
-        minWidth = i.minWidth;
-        minHeight = i.minHeight;
-        minResizeWidth = i.minResizeWidth;
-        minResizeHeight = i.minResizeHeight;
         previewImage = i.previewImage;
         icon = i.icon;
 
-        spanX = i.getSpanX(launcher);
-        spanY = i.getSpanY(launcher);
-        minSpanX = i.getMinSpanX(launcher);
-        minSpanY = i.getMinSpanY(launcher);
+        spanX = i.spanX;
+        spanY = i.spanY;
+        minSpanX = i.minSpanX;
+        minSpanY = i.minSpanY;
     }
 
     public boolean isCustomWidget() {
diff --git a/src/com/android/launcher3/widget/WidgetCell.java b/src/com/android/launcher3/widget/WidgetCell.java
index 7496ea2eff..94bbd929fb 100644
--- a/src/com/android/launcher3/widget/WidgetCell.java
+++ b/src/com/android/launcher3/widget/WidgetCell.java
@@ -146,8 +146,8 @@ public class WidgetCell extends LinearLayout implements OnLayoutChangeListener {
         mInfo = info;
         // TODO(hyunyoungs): setup a cache for these labels.
         mWidgetName.setText(AppWidgetManagerCompat.getInstance(getContext()).loadLabel(info));
-        int hSpan = Math.min(info.getSpanX(mLauncher), profile.numColumns);
-        int vSpan = Math.min(info.getSpanY(mLauncher), profile.numRows);
+        int hSpan = Math.min(info.spanX, profile.numColumns);
+        int vSpan = Math.min(info.spanY, profile.numRows);
         mWidgetDims.setText(String.format(mDimensionsFormatString, hSpan, vSpan));
         mWidgetPreviewLoader = loader;
     }
diff --git a/src/com/android/launcher3/widget/WidgetHostViewLoader.java b/src/com/android/launcher3/widget/WidgetHostViewLoader.java
index 30b3d581a9..461aebb6b8 100644
--- a/src/com/android/launcher3/widget/WidgetHostViewLoader.java
+++ b/src/com/android/launcher3/widget/WidgetHostViewLoader.java
@@ -15,6 +15,7 @@ import com.android.launcher3.DragLayer;
 import com.android.launcher3.DragSource;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
+import com.android.launcher3.Utilities;
 import com.android.launcher3.compat.AppWidgetManagerCompat;
 import com.android.launcher3.util.Thunk;
 
@@ -131,7 +132,7 @@ public class WidgetHostViewLoader implements DragListener {
     public static Bundle getDefaultOptionsForWidget(Launcher launcher, PendingAddWidgetInfo info) {
         Bundle options = null;
         Rect rect = new Rect();
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        if (Utilities.ATLEAST_JB_MR1) {
             AppWidgetResizeFrame.getWidgetSizeRanges(launcher, info.spanX, info.spanY, rect);
             Rect padding = AppWidgetHostView.getDefaultPaddingForWidget(launcher,
                     info.componentName, null);
diff --git a/src/com/android/launcher3/widget/WidgetsContainerView.java b/src/com/android/launcher3/widget/WidgetsContainerView.java
index 5afd7c4933..0c6ea31bbb 100644
--- a/src/com/android/launcher3/widget/WidgetsContainerView.java
+++ b/src/com/android/launcher3/widget/WidgetsContainerView.java
@@ -319,7 +319,6 @@ public class WidgetsContainerView extends BaseContainerView
                 CellLayout layout = (CellLayout) workspace.getChildAt(currentScreen);
                 ItemInfo itemInfo = (ItemInfo) d.dragInfo;
                 if (layout != null) {
-                    layout.calculateSpans(itemInfo);
                     showOutOfSpaceMessage =
                             !layout.findCellForSpan(null, itemInfo.spanX, itemInfo.spanY);
                 }
diff --git a/src/com/android/launcher3/widget/WidgetsListAdapter.java b/src/com/android/launcher3/widget/WidgetsListAdapter.java
index d2ea252302..f1cde299d0 100644
--- a/src/com/android/launcher3/widget/WidgetsListAdapter.java
+++ b/src/com/android/launcher3/widget/WidgetsListAdapter.java
@@ -87,6 +87,9 @@ public class WidgetsListAdapter extends Adapter<WidgetsRowViewHolder> {
 
     @Override
     public int getItemCount() {
+        if (mWidgetsModel == null) {
+            return 0;
+        }
         return mWidgetsModel.getPackageSize();
     }
 
@@ -166,7 +169,7 @@ public class WidgetsListAdapter extends Adapter<WidgetsRowViewHolder> {
 
         // if the end padding is 0, then container view (horizontal scroll view) doesn't respect
         // the end of the linear layout width + the start padding and doesn't allow scrolling.
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
+        if (Utilities.ATLEAST_JB_MR1) {
             cellList.setPaddingRelative(mIndent, 0, 1, 0);
         } else {
             cellList.setPadding(mIndent, 0, 1, 0);
diff --git a/src/com/android/launcher3/widget/WidgetsRecyclerView.java b/src/com/android/launcher3/widget/WidgetsRecyclerView.java
index 61e63cdb76..884bdc4181 100644
--- a/src/com/android/launcher3/widget/WidgetsRecyclerView.java
+++ b/src/com/android/launcher3/widget/WidgetsRecyclerView.java
@@ -64,10 +64,6 @@ public class WidgetsRecyclerView extends BaseRecyclerView {
         return Color.WHITE;
     }
 
-    public int getFastScrollerThumbInactiveColor(int defaultInactiveThumbColor) {
-        return getResources().getColor(R.color.widgets_view_fastscroll_thumb_inactive_color);
-    }
-
     /**
      * Sets the widget model in this view, used to determine the fast scroll position.
      */
@@ -92,6 +88,12 @@ public class WidgetsRecyclerView extends BaseRecyclerView {
      */
     @Override
     public String scrollToPositionAtProgress(float touchFraction) {
+        // Skip early if widgets are not bound.
+        if (mWidgets == null) {
+            return "";
+        }
+
+        // Skip early if there are no widgets.
         int rowCount = mWidgets.getPackageSize();
         if (rowCount == 0) {
             return "";
@@ -102,7 +104,7 @@ public class WidgetsRecyclerView extends BaseRecyclerView {
 
         getCurScrollState(mScrollPosState);
         float pos = rowCount * touchFraction;
-        int availableScrollHeight = getAvailableScrollHeight(rowCount, mScrollPosState.rowHeight, 0);
+        int availableScrollHeight = getAvailableScrollHeight(rowCount, mScrollPosState.rowHeight);
         LinearLayoutManager layoutManager = ((LinearLayoutManager) getLayoutManager());
         layoutManager.scrollToPositionWithOffset(0, (int) -(availableScrollHeight * touchFraction));
 
@@ -115,36 +117,44 @@ public class WidgetsRecyclerView extends BaseRecyclerView {
      * Updates the bounds for the scrollbar.
      */
     @Override
-    public void onUpdateScrollbar() {
-        int rowCount = mWidgets.getPackageSize();
+    public void onUpdateScrollbar(int dy) {
+        // Skip early if widgets are not bound.
+        if (mWidgets == null) {
+            return;
+        }
 
-        // Skip early if, there are no items.
+        // Skip early if there are no widgets.
+        int rowCount = mWidgets.getPackageSize();
         if (rowCount == 0) {
-            mScrollbar.setScrollbarThumbOffset(-1, -1);
+            mScrollbar.setThumbOffset(-1, -1);
             return;
         }
 
         // Skip early if, there no child laid out in the container.
         getCurScrollState(mScrollPosState);
         if (mScrollPosState.rowIndex < 0) {
-            mScrollbar.setScrollbarThumbOffset(-1, -1);
+            mScrollbar.setThumbOffset(-1, -1);
             return;
         }
 
-        synchronizeScrollBarThumbOffsetToViewScroll(mScrollPosState, rowCount, 0);
+        synchronizeScrollBarThumbOffsetToViewScroll(mScrollPosState, rowCount);
     }
 
     /**
      * Returns the current scroll state.
      */
-    private void getCurScrollState(ScrollPositionState stateOut) {
+    protected void getCurScrollState(ScrollPositionState stateOut) {
         stateOut.rowIndex = -1;
         stateOut.rowTopOffset = -1;
         stateOut.rowHeight = -1;
 
-        int rowCount = mWidgets.getPackageSize();
+        // Skip early if widgets are not bound.
+        if (mWidgets == null) {
+            return;
+        }
 
         // Return early if there are no items
+        int rowCount = mWidgets.getPackageSize();
         if (rowCount == 0) {
             return;
         }