Initial changes to allow collections in widgets.

Change-Id: I3cfa899bae88cd252912cecebc12e93c27a3b7c9

1 files changed, 19 insertions, 0 deletions

diff --git a/core/java/android/appwidget/AppWidgetHostView.java b/core/java/android/appwidget/AppWidgetHostView.java
index 3c19ea3d444b..22f4266e5b50 100644
--- a/core/java/android/appwidget/AppWidgetHostView.java
+++ b/core/java/android/appwidget/AppWidgetHostView.java
@@ -32,6 +32,9 @@ import android.util.SparseArray;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.View;
+import android.widget.Adapter;
+import android.widget.AdapterView;
+import android.widget.BaseAdapter;
 import android.widget.FrameLayout;
 import android.widget.RemoteViews;
 import android.widget.TextView;
@@ -258,6 +261,22 @@ public class AppWidgetHostView extends FrameLayout {
     }
 
     /**
+     * Process data-changed notifications for the specified view in the specified
+     * set of {@link RemoteViews} views.
+     */
+    void viewDataChanged(RemoteViews remoteViews, int viewId) {
+        View v = findViewById(viewId);
+        if ((v != null) && (v instanceof AdapterView<?>)) {
+            AdapterView<?> adapterView = (AdapterView<?>) v;
+            Adapter adapter = adapterView.getAdapter();
+            if (adapter instanceof BaseAdapter) {
+                BaseAdapter baseAdapter = (BaseAdapter) adapter;
+                baseAdapter.notifyDataSetChanged();
+            }
+        }
+    }
+
+    /**
      * Build a {@link Context} cloned into another package name, usually for the
      * purposes of reading remote resources.
      */