Cleanup Bookmarks, History, and SavedPages screen

- Redesigned bookmark thumbnail view
- Custom ImageView to scale the thumbnail properly
- Fix column count in bookmark expandable view
- Disable GroupView if we have only one account in bookmark

Change-Id: I2fccae50b9e96c909744bd5c7d0af7b373136c54
diff --git a/res/layout/bookmark_thumbnail.xml b/res/layout/bookmark_thumbnail.xml
index c7f9651..04d75c2 100644
--- a/res/layout/bookmark_thumbnail.xml
+++ b/res/layout/bookmark_thumbnail.xml
@@ -18,47 +18,35 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
-    android:orientation="vertical"
-    android:padding="@dimen/combo_horizontalSpacing"
+    android:paddingLeft="@dimen/combo_horizontalSpacing"
+    android:paddingRight="@dimen/combo_horizontalSpacing"
+    android:layout_margin="@dimen/combo_bookmark_thumbnail_margin"
     android:background="@drawable/bookmark_thumb_selector"
+    android:orientation="vertical"
     >
 
-    <ImageView
-        android:id="@+id/thumb"
-        android:src="@drawable/browser_thumbnail"
-        android:scaleType="centerCrop"
-        android:layout_height="@dimen/bookmarkThumbnailHeight"
+    <com.android.browser.view.BookmarkThumbImageView
+        android:id="@+id/thumb_image"
         android:layout_width="@dimen/bookmarkThumbnailWidth"
-        android:layout_centerHorizontal="true"
-        android:background="@drawable/border_thumb_bookmarks_widget_holo"
+        android:layout_height="@dimen/bookmarkThumbnailHeight"
+        android:paddingTop="2dip"
+        android:scaleType="centerCrop"
+        android:src="@drawable/browser_thumbnail"
         />
 
-    <ImageView
-        android:id="@+id/divider"
-        android:src="?android:attr/dividerVertical"
-        android:layout_width="wrap_content"
-        android:layout_height="24dip"
-        android:layout_below="@+id/thumb"
-        android:layout_alignLeft="@+id/thumb"
-        android:scaleType="fitXY"
-        android:layout_marginTop="12dip"
-        />
-
-    <TextView android:id="@+id/label"
+    <TextView
+        android:id="@+id/label"
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:layout_toRightOf="@id/divider"
-        android:layout_alignTop="@id/divider"
-        android:layout_alignBottom="@id/divider"
-        android:layout_alignRight="@+id/thumb"
-        android:paddingLeft="8dip"
-        android:paddingRight="2dip"
-        android:gravity="center_vertical"
-        android:singleLine="true"
+        android:layout_height="wrap_content"
         android:ellipsize="marquee"
-        android:typeface="sans"
-        android:textSize="14sp"
-        android:textColor="#AAAAAA"
+        android:paddingLeft="8dip"
+        android:paddingRight="4dip"
+        android:paddingTop="2dip"
+        android:paddingBottom="2dip"
+        android:singleLine="true"
+        android:textColor="@color/black"
+        android:textSize="16sp"
+        android:fontFamily="sans-serif-light"
         />
 
 </com.android.browser.view.BookmarkContainer>
diff --git a/res/layout/bookmarks.xml b/res/layout/bookmarks.xml
index 02a5a97..2475af3 100644
--- a/res/layout/bookmarks.xml
+++ b/res/layout/bookmarks.xml
@@ -41,26 +41,44 @@
             android:textAppearance="?android:attr/textAppearanceLarge"
             android:text="@string/empty_bookmarks_folder"
             android:visibility="gone" />
+
+        <View
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/combo_shadow_height"
+            android:layout_gravity="bottom"
+            android:background="@drawable/shadow_top" />
+
+        <View
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/combo_shadow_height"
+            android:layout_gravity="top"
+            android:background="@drawable/shadow_bottom" />
+
     </FrameLayout>
+
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
+        android:orientation="horizontal"
         android:layout_weight="10"
-        android:layout_alignParentBottom="true" >
+        android:background="@color/primary"
+        style="?android:attr/buttonBarStyle" >
 
         <Button
             android:id="@+id/add_bookmark_button"
             android:text="@string/add_new_bookmark"
-            android:layout_width="match_parent"
+            android:layout_width="0dip"
             android:layout_height="wrap_content"
             android:layout_weight="1"
+            style="?android:attr/buttonBarButtonStyle"
             />
         <Button
             android:id="@+id/new_bmfolder_button"
             android:text="@string/new_folder"
-            android:layout_width="match_parent"
+            android:layout_width="0dip"
             android:layout_height="wrap_content"
             android:layout_weight="1"
+            style="?android:attr/buttonBarButtonStyle"
             />
     </LinearLayout>
 
diff --git a/res/layout/history.xml b/res/layout/history.xml
index 53f70dc..705c32d 100644
--- a/res/layout/history.xml
+++ b/res/layout/history.xml
@@ -39,18 +39,34 @@
             android:visibility="gone"
         />
 
+        <View
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/combo_shadow_height"
+            android:layout_gravity="bottom"
+            android:background="@drawable/shadow_top" />
+
+        <View
+            android:layout_width="match_parent"
+            android:layout_height="@dimen/combo_shadow_height"
+            android:layout_gravity="top"
+            android:background="@drawable/shadow_bottom" />
+
     </FrameLayout>
+
+
     <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_weight="10"
-        android:layout_alignParentBottom="true" >
+        android:background="@color/primary"
+        style="?android:attr/buttonBarStyle" >
 
         <Button
             android:id="@+id/clear_history_button"
             android:text="@string/clear_history"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
+            style="?android:attr/buttonBarButtonStyle"
             />
     </LinearLayout>
 
diff --git a/res/layout/snapshot_item.xml b/res/layout/snapshot_item.xml
index 7c7ba3b..94a9898 100644
--- a/res/layout/snapshot_item.xml
+++ b/res/layout/snapshot_item.xml
@@ -18,7 +18,7 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="wrap_content"
     android:layout_height="wrap_content"
-    android:padding="@dimen/combo_horizontalSpacing">
+    android:padding="@dimen/combo_snapshot_item_padding">
     <ImageView
         android:id="@+id/thumb"
         android:src="@drawable/thumbnail_bookmarks_widget_no_bookmark_holo"
@@ -49,12 +49,12 @@
         android:layout_below="@+id/thumb"
         android:layout_alignLeft="@+id/thumb"
         android:layout_alignRight="@+id/thumb"
-        android:layout_marginTop="6dip"
+        android:layout_marginTop="5dip"
         android:paddingLeft="8dip"
         android:gravity="center_vertical"
-        android:typeface="sans"
+        android:textColor="@color/black"
         android:textSize="12sp"
-        android:textColor="#AAAAAA"
+        android:fontFamily="sans-serif-light"
         android:lines="2" />
     <ImageView
         android:id="@+id/divider"
diff --git a/res/layout/snapshots.xml b/res/layout/snapshots.xml
index a02fbb9..045a418 100644
--- a/res/layout/snapshots.xml
+++ b/res/layout/snapshots.xml
@@ -18,7 +18,7 @@
     xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:paddingTop="@dimen/combo_paddingTop">
+    android:paddingTop="@dimen/combo_snapshot_paddingTop">
 
     <com.android.browser.view.SnapshotGridView
         android:id="@+id/grid"
@@ -37,4 +37,10 @@
         android:text="@string/empty_snapshots_folder"
         android:visibility="gone" />
 
+    <View
+        android:layout_width="match_parent"
+        android:layout_height="@dimen/combo_shadow_height"
+        android:layout_gravity="top"
+        android:background="@drawable/shadow_bottom" />
+
 </FrameLayout>