diff options
Diffstat (limited to 'services/java/com/android/server/AppWidgetService.java')
| -rw-r--r-- | services/java/com/android/server/AppWidgetService.java | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/services/java/com/android/server/AppWidgetService.java b/services/java/com/android/server/AppWidgetService.java index 3ed6c12..3059732 100644 --- a/services/java/com/android/server/AppWidgetService.java +++ b/services/java/com/android/server/AppWidgetService.java @@ -425,6 +425,23 @@ class AppWidgetService extends IAppWidgetService.Stub } } + public void notifyAppWidgetViewDataChanged(int[] appWidgetIds, RemoteViews views, 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, views, viewId); + } + } + } + public void updateAppWidgetProvider(ComponentName provider, RemoteViews views) { synchronized (mAppWidgetIds) { Provider p = lookupProviderLocked(provider); @@ -462,6 +479,27 @@ class AppWidgetService extends IAppWidgetService.Stub } } + void notifyAppWidgetViewDataChangedInstanceLocked(AppWidgetId id, RemoteViews views, 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) { + id.views = views; + + // 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, views, 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 +779,9 @@ 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 |