Merge "Prevent multiple size changed callbacks to widgets whenever we reload the workspace." into jb-dev

src/com/android/launcher2/Launcher.java

@@ -1129,8 +1129,7 @@ public final class Launcher extends Activity
 
             launcherInfo.hostView.setTag(launcherInfo);
             launcherInfo.hostView.setVisibility(View.VISIBLE);
-            AppWidgetResizeFrame.updateWidgetSizeRanges(launcherInfo.hostView,
-                    this, launcherInfo.spanX, launcherInfo.spanY);
+            launcherInfo.notifyWidgetSizeChanged(this);
             mWorkspace.addInScreen(launcherInfo.hostView, container, screen, cellXY[0], cellXY[1],
                     launcherInfo.spanX, launcherInfo.spanY, isWorkspaceLocked());
 
@@ -3160,17 +3159,14 @@ public final class Launcher extends Activity
 
         item.hostView.setAppWidget(appWidgetId, appWidgetInfo);
         item.hostView.setTag(item);
+        item.onBindAppWidget(this);
 
         workspace.addInScreen(item.hostView, item.container, item.screen, item.cellX,
                 item.cellY, item.spanX, item.spanY, false);
-
         addWidgetToAutoAdvanceIfNeeded(item.hostView, appWidgetInfo);
 
         workspace.requestLayout();
 
-        AppWidgetResizeFrame.updateWidgetSizeRanges(item.hostView,
-                this, item.spanX, item.spanY);
-
         if (DEBUG_WIDGETS) {
             Log.d(TAG, "bound widget id="+item.appWidgetId+" in "
                     + (SystemClock.uptimeMillis()-start) + "ms");

src/com/android/launcher2/LauncherAppWidgetInfo.java

@@ -42,6 +42,8 @@ class LauncherAppWidgetInfo extends ItemInfo {
     int minWidth = -1;
     int minHeight = -1;
 
+    private boolean mHasNotifiedInitialWidgetSizeChanged;
+
     /**
      * View that holds this widget after it's been created.  This view isn't created
      * until Launcher knows it's needed.
@@ -65,6 +67,24 @@ class LauncherAppWidgetInfo extends ItemInfo {
         values.put(LauncherSettings.Favorites.APPWIDGET_ID, appWidgetId);
     }
 
+    /**
+     * When we bind the widget, we should notify the widget that the size has changed if we have not
+     * done so already (only really for default workspace widgets).
+     */
+    void onBindAppWidget(Launcher launcher) {
+        if (!mHasNotifiedInitialWidgetSizeChanged) {
+            notifyWidgetSizeChanged(launcher);
+        }
+    }
+
+    /**
+     * Trigger an update callback to the widget to notify it that its size has changed.
+     */
+    void notifyWidgetSizeChanged(Launcher launcher) {
+        AppWidgetResizeFrame.updateWidgetSizeRanges(hostView, launcher, spanX, spanY);
+        mHasNotifiedInitialWidgetSizeChanged = true;
+    }
+
     @Override
     public String toString() {
         return "AppWidget(id=" + Integer.toString(appWidgetId) + ")";