adding "Remove" and "Delete" text to delete button

- also removed some unused assets

Change-Id: Iad42afd2f144de92d80fb89d892ab42b32811b69
diff --git a/res/drawable-xlarge-hdpi/trashcan.png b/res/drawable-xlarge-hdpi/trashcan.png
deleted file mode 100644
index a07f784..0000000
--- a/res/drawable-xlarge-hdpi/trashcan.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xlarge-hdpi/trashcan_hover.png b/res/drawable-xlarge-hdpi/trashcan_hover.png
deleted file mode 100644
index 6dbc8f3..0000000
--- a/res/drawable-xlarge-hdpi/trashcan_hover.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xlarge-mdpi/trashcan.png b/res/drawable-xlarge-mdpi/trashcan.png
deleted file mode 100644
index 839d4b8..0000000
--- a/res/drawable-xlarge-mdpi/trashcan.png
+++ /dev/null
Binary files differ
diff --git a/res/drawable-xlarge-mdpi/trashcan_hover.png b/res/drawable-xlarge-mdpi/trashcan_hover.png
deleted file mode 100644
index cc2fde7..0000000
--- a/res/drawable-xlarge-mdpi/trashcan_hover.png
+++ /dev/null
Binary files differ
diff --git a/res/layout-land/launcher.xml b/res/layout-land/launcher.xml
index 8d38a3d6..6e797f8 100644
--- a/res/layout-land/launcher.xml
+++ b/res/layout-land/launcher.xml
@@ -86,7 +86,7 @@
         android:layout_gravity="right|center_vertical"
 
         android:scaleType="center"
-        android:src="@drawable/delete_zone_selector"
+        android:drawableLeft="@drawable/delete_zone_selector"
         android:visibility="invisible"
         launcher:direction="vertical"
         />
diff --git a/res/layout-port/launcher.xml b/res/layout-port/launcher.xml
index c50dbca..b7c61d8 100644
--- a/res/layout-port/launcher.xml
+++ b/res/layout-port/launcher.xml
@@ -79,7 +79,7 @@
         android:layout_gravity="bottom|center_horizontal"
 
         android:scaleType="center"
-        android:src="@drawable/delete_zone_selector"
+        android:drawableLeft="@drawable/delete_zone_selector"
         android:visibility="invisible"
         launcher:direction="horizontal"
         />
diff --git a/res/layout-xlarge-land/all_apps_tabbed.xml b/res/layout-xlarge-land/all_apps_tabbed.xml
index e1a37ff..fbe98b0 100644
--- a/res/layout-xlarge-land/all_apps_tabbed.xml
+++ b/res/layout-xlarge-land/all_apps_tabbed.xml
@@ -39,7 +39,7 @@
                 android:layout_centerVertical="true">
                 <com.android.launcher2.ApplicationInfoDropTarget
                     android:id="@+id/all_apps_info_target"
-                    android:src="@drawable/ic_home_info_holo_dark"
+                    android:drawableRight="@drawable/ic_home_info_holo_dark"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_gravity="center"
@@ -53,14 +53,24 @@
             </FrameLayout>
             <com.android.launcher2.DeleteZone
                 android:id="@+id/all_apps_delete_zone"
-                android:src="@drawable/delete_zone_selector"
+                android:text="@string/delete_zone_label_all_apps"
+                android:drawablePadding="@dimen/all_apps_drawable_padding"
+                android:drawableLeft="@drawable/delete_zone_selector"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_toLeftOf="@id/market_info_frame"
                 android:layout_centerVertical="true"
                 android:visibility="invisible"
                 android:paddingRight="22dp"
-                launcher:direction="horizontal" />
+                launcher:direction="horizontal"
+
+                android:gravity="center_horizontal|center_vertical"
+                android:textColor="@color/workspace_all_apps_and_delete_zone_text_color"
+                android:textSize="18sp"
+                android:shadowColor="@color/workspace_all_apps_and_delete_zone_text_shadow_color"
+                android:shadowDx="0.0"
+                android:shadowDy="0.0"
+                android:shadowRadius="2.0" />
         </RelativeLayout>
         <FrameLayout
             android:id="@android:id/tabcontent"
diff --git a/res/layout-xlarge-land/launcher.xml b/res/layout-xlarge-land/launcher.xml
index ca77c55..b682317 100644
--- a/res/layout-xlarge-land/launcher.xml
+++ b/res/layout-xlarge-land/launcher.xml
@@ -168,16 +168,26 @@
             android:visibility="gone"/>
         <com.android.launcher2.DeleteZone
             android:id="@+id/delete_zone"
-            android:src="@drawable/delete_zone_selector"
+            android:text="@string/delete_zone_label_workspace"
+            android:drawablePadding="@dimen/all_apps_drawable_padding"
+            android:drawableLeft="@drawable/delete_zone_selector"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_alignLeft="@id/configure_button"
+            android:layout_alignRight="@id/configure_button"
             android:paddingLeft="@dimen/toolbar_button_horizontal_padding"
             android:paddingRight="@dimen/toolbar_button_horizontal_padding"
             android:paddingTop="@dimen/toolbar_button_vertical_padding"
             android:paddingBottom="@dimen/toolbar_button_vertical_padding"
             android:background="@drawable/button_bg"
 
+            android:gravity="center_horizontal|center_vertical"
+            android:textColor="@color/workspace_all_apps_and_delete_zone_text_color"
+            android:textSize="18sp"
+            android:shadowColor="@color/workspace_all_apps_and_delete_zone_text_shadow_color"
+            android:shadowDx="0.0"
+            android:shadowDy="0.0"
+            android:shadowRadius="2.0"
+
             android:visibility="gone"
             launcher:direction="horizontal" />
     </RelativeLayout>
diff --git a/res/layout-xlarge-port/all_apps_tabbed.xml b/res/layout-xlarge-port/all_apps_tabbed.xml
index a593148..b90041c 100644
--- a/res/layout-xlarge-port/all_apps_tabbed.xml
+++ b/res/layout-xlarge-port/all_apps_tabbed.xml
@@ -39,7 +39,7 @@
                 android:layout_centerVertical="true">
                 <com.android.launcher2.ApplicationInfoDropTarget
                     android:id="@+id/all_apps_info_target"
-                    android:src="@drawable/ic_home_info_holo_dark"
+                    android:drawableRight="@drawable/ic_home_info_holo_dark"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_gravity="center"
@@ -53,14 +53,24 @@
             </FrameLayout>
             <com.android.launcher2.DeleteZone
                 android:id="@+id/all_apps_delete_zone"
-                android:src="@drawable/delete_zone_selector"
+                android:text="@string/delete_zone_label_all_apps"
+                android:drawablePadding="@dimen/all_apps_drawable_padding"
+                android:drawableLeft="@drawable/delete_zone_selector"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_toLeftOf="@id/market_info_frame"
                 android:layout_centerVertical="true"
                 android:visibility="invisible"
                 android:paddingRight="22dp"
-                launcher:direction="horizontal" />
+                launcher:direction="horizontal"
+
+                android:gravity="center_horizontal|center_vertical"
+                android:textColor="@color/workspace_all_apps_and_delete_zone_text_color"
+                android:textSize="18sp"
+                android:shadowColor="@color/workspace_all_apps_and_delete_zone_text_shadow_color"
+                android:shadowDx="0.0"
+                android:shadowDy="0.0"
+                android:shadowRadius="2.0" />
         </RelativeLayout>
         <FrameLayout
             android:id="@android:id/tabcontent"
diff --git a/res/layout-xlarge-port/launcher.xml b/res/layout-xlarge-port/launcher.xml
index e64da5a..40b947e 100644
--- a/res/layout-xlarge-port/launcher.xml
+++ b/res/layout-xlarge-port/launcher.xml
@@ -166,15 +166,25 @@
             android:visibility="gone"/>
         <com.android.launcher2.DeleteZone
             android:id="@+id/delete_zone"
-            android:src="@drawable/delete_zone_selector"
+            android:text="@string/delete_zone_label_workspace"
+            android:drawablePadding="@dimen/all_apps_drawable_padding"
+            android:drawableLeft="@drawable/delete_zone_selector"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_alignLeft="@id/configure_button"
+            android:layout_alignRight="@id/configure_button"
             android:paddingLeft="@dimen/toolbar_button_horizontal_padding"
             android:paddingRight="@dimen/toolbar_button_horizontal_padding"
             android:paddingTop="@dimen/toolbar_button_vertical_padding"
             android:paddingBottom="@dimen/toolbar_button_vertical_padding"
 
+            android:gravity="center_horizontal|center_vertical"
+            android:textColor="@color/workspace_all_apps_and_delete_zone_text_color"
+            android:textSize="18sp"
+            android:shadowColor="@color/workspace_all_apps_and_delete_zone_text_shadow_color"
+            android:shadowDx="0.0"
+            android:shadowDy="0.0"
+            android:shadowRadius="2.0"
+
             android:visibility="gone"
             launcher:direction="horizontal" />
     </RelativeLayout>
diff --git a/res/values/colors.xml b/res/values/colors.xml
index 4abbd50..91fe2c9 100644
--- a/res/values/colors.xml
+++ b/res/values/colors.xml
@@ -38,4 +38,8 @@
     <color name="workspace_item_pressed_glow_color">#0997ff</color>
     <color name="workspace_item_focused_outline_color">#6595f9</color>
     <color name="workspace_item_focused_glow_color">#0997ff</color>
+
+    <color name="workspace_all_apps_and_delete_zone_text_color">#CCFFFFFF</color>
+    <color name="workspace_all_apps_and_delete_zone_text_shadow_color">#A0000000</color>
+    <color name="workspace_delete_zone_drag_text_color">#FFFF0000</color>
 </resources>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 4879052..c56ee9e 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -142,6 +142,13 @@
     <!-- Label for button in all applications label to go back home (to the workspace / desktop)
          for accessibilty (spoken when the button gets focus). -->
     <string name="all_apps_home_button_label">Home</string>
+    <!-- Label for trash icon on workspace. Meant to communicate the idea of removing the
+         icon/widget from the home screen, but not permanently. Contrast with the label for trash
+         icon in All Apps [CHAR_LIMIT=30] -->
+    <string name="delete_zone_label_workspace">Remove</string>
+    <!-- Label for trash icon in All Apps. The icon/widget will become completely unavailable on the
+         device. [CHAR_LIMIT=30]-->
+    <string name="delete_zone_label_all_apps">Delete</string>
 
     <!-- Menus items: -->
     <skip />
diff --git a/src/com/android/launcher2/AllAppsPagedView.java b/src/com/android/launcher2/AllAppsPagedView.java
index 5b98a15..caa1406 100644
--- a/src/com/android/launcher2/AllAppsPagedView.java
+++ b/src/com/android/launcher2/AllAppsPagedView.java
@@ -204,10 +204,6 @@
 
     private void setupDragMode() {
         mLauncher.getWorkspace().shrink(Workspace.ShrinkState.BOTTOM_VISIBLE);
-
-        DeleteZone deleteZone = (DeleteZone) mLauncher.findViewById(R.id.delete_zone);
-        deleteZone.setDragAndDropEnabled(false);
-
         DeleteZone allAppsDeleteZone = (DeleteZone)
                 mLauncher.findViewById(R.id.all_apps_delete_zone);
         allAppsDeleteZone.setDragAndDropEnabled(true);
@@ -223,9 +219,6 @@
             // deleteZone and the appInfoButton in all apps, and re-enable the instance which
             // live in the workspace
             public void run() {
-                DeleteZone deleteZone = (DeleteZone) mLauncher.findViewById(R.id.delete_zone);
-                deleteZone.setDragAndDropEnabled(true);
-
                 DeleteZone allAppsDeleteZone =
                         (DeleteZone) mLauncher.findViewById(R.id.all_apps_delete_zone);
                 allAppsDeleteZone.setDragAndDropEnabled(false);
diff --git a/src/com/android/launcher2/DeleteZone.java b/src/com/android/launcher2/DeleteZone.java
index 16061d3..4bed84c 100644
--- a/src/com/android/launcher2/DeleteZone.java
+++ b/src/com/android/launcher2/DeleteZone.java
@@ -16,7 +16,10 @@
 
 package com.android.launcher2;
 
+import com.android.launcher.R;
+
 import android.content.Context;
+import android.content.res.Resources;
 import android.content.res.TypedArray;
 import android.graphics.PorterDuff;
 import android.graphics.PorterDuffColorFilter;
@@ -31,14 +34,13 @@
 import android.view.animation.AnimationSet;
 import android.view.animation.TranslateAnimation;
 
-import com.android.launcher.R;
-
 public class DeleteZone extends IconDropTarget {
     private static final int ORIENTATION_HORIZONTAL = 1;
     private static final int TRANSITION_DURATION = 250;
     private static final int ANIMATION_DURATION = 200;
     private static final int XLARGE_TRANSITION_DURATION = 150;
     private static final int XLARGE_ANIMATION_DURATION = 200;
+    private static final int LEFT_DRAWABLE = 0;
 
     private AnimationSet mInAnimation;
     private AnimationSet mOutAnimation;
@@ -51,6 +53,8 @@
     private final RectF mRegionF = new RectF();
     private final Rect mRegion = new Rect();
     private TransitionDrawable mTransition;
+    private int mTextColor;
+    private int mDragTextColor;
 
     public DeleteZone(Context context, AttributeSet attrs) {
         this(context, attrs, 0);
@@ -74,7 +78,14 @@
     @Override
     protected void onFinishInflate() {
         super.onFinishInflate();
-        mTransition = (TransitionDrawable) getDrawable();
+        mTransition = (TransitionDrawable) getCompoundDrawables()[LEFT_DRAWABLE];
+        if (LauncherApplication.isScreenXLarge()) {
+            mTransition.setCrossFadeEnabled(false);
+        }
+
+        Resources r = getResources();
+        mTextColor = r.getColor(R.color.workspace_all_apps_and_delete_zone_text_color);
+        mDragTextColor = r.getColor(R.color.workspace_delete_zone_drag_text_color);
     }
 
     public boolean acceptDrop(DragSource source, int x, int y, int xOffset, int yOffset,
@@ -115,7 +126,6 @@
             final LauncherAppWidgetInfo launcherAppWidgetInfo = (LauncherAppWidgetInfo) item;
             final LauncherAppWidgetHost appWidgetHost = mLauncher.getAppWidgetHost();
             if (appWidgetHost != null) {
-                final int appWidgetId = launcherAppWidgetInfo.appWidgetId;
                 // Deleting an app widget ID is a void call but writes to disk before returning
                 // to the caller...
                 new Thread("deleteAppWidgetId") {
@@ -133,6 +143,7 @@
             DragView dragView, Object dragInfo) {
         if (mDragAndDropEnabled) {
             mTransition.reverseTransition(getTransitionAnimationDuration());
+            setTextColor(mDragTextColor);
             super.onDragEnter(source, x, y, xOffset, yOffset, dragView, dragInfo);
         }
     }
@@ -141,6 +152,7 @@
             DragView dragView, Object dragInfo) {
         if (mDragAndDropEnabled) {
             mTransition.reverseTransition(getTransitionAnimationDuration());
+            setTextColor(mTextColor);
             super.onDragExit(source, x, y, xOffset, yOffset, dragView, dragInfo);
         }
     }
diff --git a/src/com/android/launcher2/IconDropTarget.java b/src/com/android/launcher2/IconDropTarget.java
index bfc46cf..fb5d0f0 100644
--- a/src/com/android/launcher2/IconDropTarget.java
+++ b/src/com/android/launcher2/IconDropTarget.java
@@ -16,22 +16,19 @@
 
 package com.android.launcher2;
 
-import com.android.launcher.R;
-
 import android.content.Context;
-import android.graphics.Canvas;
-import android.graphics.Color;
 import android.graphics.Paint;
 import android.graphics.Rect;
 import android.util.AttributeSet;
 import android.view.View;
-import android.widget.ImageView;
+import android.widget.TextView;
+
 
 /**
  * Implements a DropTarget which allows applications to be dropped on it,
  * in order to launch the application info for that app.
  */
-public class IconDropTarget extends ImageView implements DropTarget, DragController.DragListener {
+public class IconDropTarget extends TextView implements DropTarget, DragController.DragListener {
     protected Launcher mLauncher;
 
     /**
diff --git a/src/com/android/launcher2/Launcher.java b/src/com/android/launcher2/Launcher.java
index 3c1c336..82f5aea 100644
--- a/src/com/android/launcher2/Launcher.java
+++ b/src/com/android/launcher2/Launcher.java
@@ -2595,19 +2595,23 @@
             hideOrShowToolbarButton(true, divider, showSeq);
             hideOrShowToolbarButton(true, configureButton, showSeq);
             mDeleteZone.setOverlappingViews(new View[] { allAppsButton, divider, configureButton });
+            mDeleteZone.setDragAndDropEnabled(true);
+            mDeleteZone.setText(getResources().getString(R.string.delete_zone_label_workspace));
             break;
         case ALL_APPS:
             hideOrShowToolbarButton(false, configureButton, hideSeq);
             hideOrShowToolbarButton(false, searchButton, hideSeq);
             hideOrShowToolbarButton(false, divider, hideSeq);
             hideOrShowToolbarButton(false, allAppsButton, hideSeq);
+            mDeleteZone.setDragAndDropEnabled(false);
+            mDeleteZone.setText(getResources().getString(R.string.delete_zone_label_all_apps));
             break;
         case CUSTOMIZE:
             hideOrShowToolbarButton(false, allAppsButton, hideSeq);
             hideOrShowToolbarButton(false, searchButton, hideSeq);
             hideOrShowToolbarButton(false, divider, hideSeq);
             hideOrShowToolbarButton(false, configureButton, hideSeq);
-            //mDeleteZone.setOverlappingView(configureButton);
+            mDeleteZone.setDragAndDropEnabled(false);
             break;
         }
     }