UI updates for support tab.

Fixes: 29999181
Fixes: 29397123

- Reduce support tile min height to 48dp.
- Add a 8dp spacer between escalation card and first support tile.
- Show different off-hour support escalation title when support hour is
  always avaiable.

Change-Id: I4dacf2b375734c4819b9b19b68fc84faf083c0d4

res/layout/support_tile.xml

@@ -21,7 +21,7 @@
     android:layout_height="wrap_content"
     android:background="?android:attr/selectableItemBackground"
     android:gravity="center_vertical"
-    android:minHeight="@dimen/dashboard_tile_minimum_height"
+    android:minHeight="@dimen/support_tile_min_height"
     android:orientation="horizontal">
     <ImageView
         android:id="@android:id/icon"

res/layout/support_tile_spacer.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+    Copyright (C) 2016 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.
+-->
+
+<Space
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="@dimen/support_spacer_height"
+    android:background="@color/card_background"/>

res/values/dimens.xml

@@ -300,4 +300,9 @@
     <dimen name="gestures_settings_padding_top_bottom">20dp</dimen>
     <dimen name="gestures_play_button_size">36dp</dimen>
     <dimen name="gesture_animation_padding">0dp</dimen>
+
+    <!-- Support tile minimum height -->
+    <dimen name="support_tile_min_height">48dp</dimen>
+    <!-- support spacer layout height -->
+    <dimen name="support_spacer_height">8dp</dimen>
 </resources>

src/com/android/settings/dashboard/SupportItemAdapter.java

@@ -60,6 +60,7 @@ public final class SupportItemAdapter extends RecyclerView.Adapter<SupportItemAd
     private static final int TYPE_ESCALATION_OPTIONS_OFFLINE =
             R.layout.support_offline_escalation_options;
     private static final int TYPE_SUPPORT_TILE = R.layout.support_tile;
+    private static final int TYPE_SUPPORT_TILE_SPACER = R.layout.support_tile_spacer;
     private static final int TYPE_SIGN_IN_BUTTON = R.layout.support_sign_in_button;
 
     private final Activity mActivity;
@@ -111,6 +112,8 @@ public final class SupportItemAdapter extends RecyclerView.Adapter<SupportItemAd
             case TYPE_ESCALATION_OPTIONS_OFFLINE:
                 bindOfflineEscalationOptions(holder, (OfflineEscalationData) data);
                 break;
+            case TYPE_SUPPORT_TILE_SPACER:
+                break;
             default:
                 bindSupportTile(holder, data);
                 break;
@@ -219,7 +222,9 @@ public final class SupportItemAdapter extends RecyclerView.Adapter<SupportItemAd
 
     private void addOfflineEscalationCards() {
         final CharSequence operatingHours;
-        if (mSupportFeatureProvider.isAlwaysOperating(PHONE, mSelectedCountry)) {
+        final boolean isPhoneSupportAlwaysOperating =
+                mSupportFeatureProvider.isAlwaysOperating(PHONE, mSelectedCountry);
+        if (isPhoneSupportAlwaysOperating) {
             operatingHours = mActivity.getString(R.string.support_escalation_24_7_summary);
         } else {
             operatingHours = mSupportFeatureProvider.getOperationHours(mActivity,
@@ -231,7 +236,9 @@ public final class SupportItemAdapter extends RecyclerView.Adapter<SupportItemAd
                         mSelectedCountry, true /* isTollFree */))
                 .setTolledPhone(mSupportFeatureProvider.getSupportPhones(
                         mSelectedCountry, false /* isTollFree */))
-                .setTileTitle(R.string.support_escalation_title)
+                .setTileTitle(isPhoneSupportAlwaysOperating
+                        ? R.string.support_escalation_24_7_title
+                        : R.string.support_escalation_title)
                 .setTileSummary(operatingHours)
                 .build());
     }
@@ -246,6 +253,7 @@ public final class SupportItemAdapter extends RecyclerView.Adapter<SupportItemAd
     }
 
     private void addMoreHelpItems() {
+        mSupportData.add(new SupportData.Builder(mActivity, TYPE_SUPPORT_TILE_SPACER).build());
         mSupportData.add(new SupportData.Builder(mActivity, TYPE_SUPPORT_TILE)
                 .setIcon(R.drawable.ic_help_24dp)
                 .setTileTitle(R.string.support_help_feedback_title)