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Example 6 with IAppWidgetHost

use of com.android.internal.appwidget.IAppWidgetHost in project android_frameworks_base by DirtyUnicorns.

the class AppWidgetServiceImpl method startListening.

@Override
public ParceledListSlice<PendingHostUpdate> startListening(IAppWidgetHost callbacks, String callingPackage, int hostId, int[] appWidgetIds) {
    final int userId = UserHandle.getCallingUserId();
    if (DEBUG) {
        Slog.i(TAG, "startListening() " + userId);
    }
    // Make sure the package runs under the caller uid.
    mSecurityPolicy.enforceCallFromPackage(callingPackage);
    synchronized (mLock) {
        ensureGroupStateLoadedLocked(userId);
        // NOTE: The lookup is enforcing security across users by making
        // sure the caller can only access hosts it owns.
        HostId id = new HostId(Binder.getCallingUid(), hostId, callingPackage);
        Host host = lookupOrAddHostLocked(id);
        host.callbacks = callbacks;
        int N = appWidgetIds.length;
        ArrayList<PendingHostUpdate> outUpdates = new ArrayList<>(N);
        LongSparseArray<PendingHostUpdate> updatesMap = new LongSparseArray<>();
        for (int i = 0; i < N; i++) {
            if (host.getPendingUpdatesForId(appWidgetIds[i], updatesMap)) {
                // We key the updates based on request id, so that the values are sorted in the
                // order they were received.
                int M = updatesMap.size();
                for (int j = 0; j < M; j++) {
                    outUpdates.add(updatesMap.valueAt(j));
                }
            }
        }
        return new ParceledListSlice<>(outUpdates);
    }
}
Also used : LongSparseArray(android.util.LongSparseArray) ArrayList(java.util.ArrayList) IAppWidgetHost(com.android.internal.appwidget.IAppWidgetHost) Point(android.graphics.Point) PendingHostUpdate(android.appwidget.PendingHostUpdate) ParceledListSlice(android.content.pm.ParceledListSlice)

Aggregations

Point (android.graphics.Point)6 IAppWidgetHost (com.android.internal.appwidget.IAppWidgetHost)6 PendingHostUpdate (android.appwidget.PendingHostUpdate)5 ParceledListSlice (android.content.pm.ParceledListSlice)5 LongSparseArray (android.util.LongSparseArray)5 ArrayList (java.util.ArrayList)5