From e47f55c30b9c24f01f2be861247c92f17fbe4a61 Mon Sep 17 00:00:00 2001
From: Romain Guy <romainguy@android.com>
Date: Wed, 11 Nov 2009 19:21:22 -0800
Subject: [PATCH] Improve desktop scrolling from the previews switcher.

Change-Id: Iee05120b4363c07294f665f45f561e9d9361ccaa
---
 src/com/android/launcher2/Launcher.java  | 4 +---
 src/com/android/launcher2/Workspace.java | 9 +++++----
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index 4ce73f6848..0150af240d 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -50,7 +50,6 @@ import android.os.Handler;
 import android.os.Parcelable;
 import android.os.RemoteException;
 import android.os.ServiceManager;
-import android.os.SystemClock;
 import android.provider.LiveFolders;
 import android.text.Selection;
 import android.text.SpannableStringBuilder;
@@ -1519,7 +1518,6 @@ public final class Launcher extends Activity
                     for (int i = 0; i < count; i++) {
                         ((ImageView) group.getChildAt(i)).setImageDrawable(null);
                     }
-
                     ArrayList<Bitmap> bitmaps = (ArrayList<Bitmap>) v.getTag(R.id.icon);
                     for (Bitmap bitmap : bitmaps) bitmap.recycle();
 
@@ -1647,7 +1645,7 @@ public final class Launcher extends Activity
 
         public void onFocusChange(View v, boolean hasFocus) {
             if (hasFocus) {
-                mWorkspace.snapToScreen((Integer) v.getTag());                
+                mWorkspace.snapToScreen((Integer) v.getTag());
             }
         }
     }
diff --git a/src/com/android/launcher2/Workspace.java b/src/com/android/launcher2/Workspace.java
index b70c342218..d07f1b9935 100644
--- a/src/com/android/launcher2/Workspace.java
+++ b/src/com/android/launcher2/Workspace.java
@@ -28,9 +28,7 @@ import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
 import android.os.Parcelable;
 import android.os.Parcel;
-import android.os.SystemClock;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.MotionEvent;
 import android.view.VelocityTracker;
 import android.view.View;
@@ -48,6 +46,7 @@ import java.util.ArrayList;
  * A workspace is meant to be used with a fixed width only.
  */
 public class Workspace extends ViewGroup implements DropTarget, DragSource, DragScroller {
+    @SuppressWarnings({"UnusedDeclaration"})
     private static final String TAG = "Launcher.Workspace";
     private static final int INVALID_SCREEN = -1;
     
@@ -942,17 +941,19 @@ public class Workspace extends ViewGroup implements DropTarget, DragSource, Drag
     }
 
     void snapToScreen(int whichScreen) {
-        if (!mScroller.isFinished()) return;
+        //if (!mScroller.isFinished()) return;
 
         whichScreen = Math.max(0, Math.min(whichScreen, getChildCount() - 1));
         
         clearVacantCache();
         enableChildrenCache(mCurrentScreen, whichScreen);
 
-
         final int screenDelta = Math.abs(whichScreen - mCurrentScreen);
         
         mNextScreen = whichScreen;
+
+        mPreviousIndicator.setLevel(mNextScreen);
+        mNextIndicator.setLevel(mNextScreen);
         
         View focusedChild = getFocusedChild();
         if (focusedChild != null && screenDelta != 0 && focusedChild == getChildAt(mCurrentScreen)) {