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-rw-r--r--services/java/com/android/server/AppWidgetService.java64
1 files changed, 63 insertions, 1 deletions
diff --git a/services/java/com/android/server/AppWidgetService.java b/services/java/com/android/server/AppWidgetService.java
index 3ed6c12..f825df9 100644
--- a/services/java/com/android/server/AppWidgetService.java
+++ b/services/java/com/android/server/AppWidgetService.java
@@ -425,6 +425,40 @@ class AppWidgetService extends IAppWidgetService.Stub
}
}
+ public void partiallyUpdateAppWidgetIds(int[] appWidgetIds, RemoteViews views) {
+ if (appWidgetIds == null) {
+ return;
+ }
+ if (appWidgetIds.length == 0) {
+ return;
+ }
+ final int N = appWidgetIds.length;
+
+ synchronized (mAppWidgetIds) {
+ for (int i=0; i<N; i++) {
+ AppWidgetId id = lookupAppWidgetIdLocked(appWidgetIds[i]);
+ updateAppWidgetInstanceLocked(id, views, true);
+ }
+ }
+ }
+
+ public void notifyAppWidgetViewDataChanged(int[] appWidgetIds, int viewId) {
+ if (appWidgetIds == null) {
+ return;
+ }
+ if (appWidgetIds.length == 0) {
+ return;
+ }
+ final int N = appWidgetIds.length;
+
+ synchronized (mAppWidgetIds) {
+ for (int i=0; i<N; i++) {
+ AppWidgetId id = lookupAppWidgetIdLocked(appWidgetIds[i]);
+ notifyAppWidgetViewDataChangedInstanceLocked(id, viewId);
+ }
+ }
+ }
+
public void updateAppWidgetProvider(ComponentName provider, RemoteViews views) {
synchronized (mAppWidgetIds) {
Provider p = lookupProviderLocked(provider);
@@ -442,11 +476,17 @@ class AppWidgetService extends IAppWidgetService.Stub
}
void updateAppWidgetInstanceLocked(AppWidgetId id, RemoteViews views) {
+ updateAppWidgetInstanceLocked(id, views, false);
+ }
+
+ void updateAppWidgetInstanceLocked(AppWidgetId id, RemoteViews views, boolean isPartialUpdate) {
// allow for stale appWidgetIds and other badness
// lookup also checks that the calling process can access the appWidgetId
// drop unbound appWidgetIds (shouldn't be possible under normal circumstances)
if (id != null && id.provider != null && !id.provider.zombie && !id.host.zombie) {
- id.views = views;
+
+ // We do not want to save this RemoteViews
+ if (!isPartialUpdate) id.views = views;
// is anyone listening?
if (id.host.callbacks != null) {
@@ -462,6 +502,25 @@ class AppWidgetService extends IAppWidgetService.Stub
}
}
+ void notifyAppWidgetViewDataChangedInstanceLocked(AppWidgetId id, int viewId) {
+ // allow for stale appWidgetIds and other badness
+ // lookup also checks that the calling process can access the appWidgetId
+ // drop unbound appWidgetIds (shouldn't be possible under normal circumstances)
+ if (id != null && id.provider != null && !id.provider.zombie && !id.host.zombie) {
+ // is anyone listening?
+ if (id.host.callbacks != null) {
+ try {
+ // the lock is held, but this is a oneway call
+ id.host.callbacks.viewDataChanged(id.appWidgetId, viewId);
+ } catch (RemoteException e) {
+ // It failed; remove the callback. No need to prune because
+ // we know that this host is still referenced by this instance.
+ id.host.callbacks = null;
+ }
+ }
+ }
+ }
+
public int[] startListening(IAppWidgetHost callbacks, String packageName, int hostId,
List<RemoteViews> updatedViews) {
int callingUid = enforceCallingUid(packageName);
@@ -741,6 +800,9 @@ class AppWidgetService extends IAppWidgetService.Stub
}
info.label = activityInfo.loadLabel(mPackageManager).toString();
info.icon = ri.getIconResource();
+ info.previewImage = sa.getResourceId(
+ com.android.internal.R.styleable.AppWidgetProviderInfo_previewImage, 0);
+
sa.recycle();
} catch (Exception e) {
// Ok to catch Exception here, because anything going wrong because