Using public API for widget padding

Change-Id: I37c90ddf6309cdf29daacdf2c7663eb41d13338b

res/values-sw600dp/dimens.xml

@@ -72,13 +72,6 @@
     <dimen name="dragViewOffsetX">0dp</dimen>
     <dimen name="dragViewOffsetY">-12dp</dimen>
 
-<!-- Workspace grid -->
-    <!-- Padding applied to AppWidgets -->
-    <dimen name="app_widget_padding_left">12dp</dimen>
-    <dimen name="app_widget_padding_right">12dp</dimen>
-    <dimen name="app_widget_padding_top">4dp</dimen>
-    <dimen name="app_widget_padding_bottom">20dp</dimen>
-
 <!-- Folders -->
     <!-- The size of the image which sits behind the preview of the folder contents -->
     <dimen name="folder_preview_size">80dp</dimen>

res/values/dimens.xml

@@ -106,10 +106,6 @@
     <dimen name="dragViewOffsetY">-8dp</dimen>
 
     <!-- Padding applied to AppWidgets -->
-    <dimen name="app_widget_padding_left">16dp</dimen>
-    <dimen name="app_widget_padding_right">16dp</dimen>
-    <dimen name="app_widget_padding_top">16dp</dimen>
-    <dimen name="app_widget_padding_bottom">16dp</dimen>
     <dimen name="app_widget_preview_padding_left">8dp</dimen>
     <dimen name="app_widget_preview_padding_top">8dp</dimen>
 

src/com/android/launcher2/AppWidgetResizeFrame.java

@@ -5,9 +5,10 @@ import android.animation.ObjectAnimator;
 import android.animation.PropertyValuesHolder;
 import android.animation.ValueAnimator;
 import android.animation.ValueAnimator.AnimatorUpdateListener;
+import android.appwidget.AppWidgetHostView;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.Context;
-import android.content.res.Resources;
+import android.graphics.Rect;
 import android.view.Gravity;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
@@ -111,7 +112,8 @@ public class AppWidgetResizeFrame extends FrameLayout {
                 Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM);
         addView(mBottomHandle, lp);
 
-        Launcher.Padding p = mLauncher.getPaddingForWidget(widgetView.getAppWidgetInfo().provider);
+        Rect p = AppWidgetHostView.getDefaultPaddingForWidget(context,
+                widgetView.getAppWidgetInfo().provider, null);
         mWidgetPaddingLeft = p.left;
         mWidgetPaddingTop = p.top;
         mWidgetPaddingRight = p.right;

src/com/android/launcher2/Launcher.java

@@ -29,6 +29,7 @@ import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.SearchManager;
 import android.app.StatusBarManager;
+import android.appwidget.AppWidgetHostView;
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProviderInfo;
 import android.content.ActivityNotFoundException;
@@ -75,9 +76,9 @@ import android.view.MenuItem;
 import android.view.MotionEvent;
 import android.view.Surface;
 import android.view.View;
+import android.view.View.OnLongClickListener;
 import android.view.ViewGroup;
 import android.view.WindowManager;
-import android.view.View.OnLongClickListener;
 import android.view.accessibility.AccessibilityEvent;
 import android.view.animation.AccelerateDecelerateInterpolator;
 import android.view.animation.AccelerateInterpolator;
@@ -888,48 +889,12 @@ public final class Launcher extends Activity
         }
     }
 
-    class Padding {
-        int left = 0;
-        int right = 0;
-        int top = 0;
-        int bottom = 0;
-    }
-
-    Padding getPaddingForWidget(ComponentName component) {
-        PackageManager packageManager = getPackageManager();
-        Padding p = new Padding();
-        android.content.pm.ApplicationInfo appInfo;
-
-        try {
-            appInfo = packageManager.getApplicationInfo(component.getPackageName(), 0);
-        } catch (Exception e) {
-            // if we can't find the package, return 0 padding
-            return p;
-        }
-
-        if (appInfo.targetSdkVersion >= Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
-            Resources r = getResources();
-            // The default padding values are private API currently, but will be added in
-            // API level 15. The current values are (8, 8, 8, 8).
-            p.left = r.getDimensionPixelSize(com.android.internal.
-                    R.dimen.default_app_widget_padding_left);
-            p.right = r.getDimensionPixelSize(com.android.internal.
-                    R.dimen.default_app_widget_padding_right);
-            p.top = r.getDimensionPixelSize(com.android.internal.
-                    R.dimen.default_app_widget_padding_top);
-            p.bottom = r.getDimensionPixelSize(com.android.internal.
-                    R.dimen.default_app_widget_padding_bottom);
-        }
-
-        return p;
-    }
-
     int[] getSpanForWidget(ComponentName component, int minWidth, int minHeight, int[] spanXY) {
         if (spanXY == null) {
             spanXY = new int[2];
         }
 
-        Padding padding = getPaddingForWidget(component);
+        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;

src/com/android/launcher2/LauncherAppWidgetHostView.java

@@ -27,7 +27,6 @@ import android.view.ViewConfiguration;
 import android.view.ViewGroup;
 
 import com.android.launcher.R;
-import com.android.launcher2.Launcher.Padding;
 
 /**
  * {@inheritDoc}