Examples with IRemoteViewsFactory com.android.internal.widget.IRemoteViewsFactory used on opensource projects

Example 21 with IRemoteViewsFactory

use of com.android.internal.widget.IRemoteViewsFactory in project android_frameworks_base by AOSPA.

the class AppWidgetServiceImpl method destroyRemoteViewsService.

// Destroys the cached factory on the RemoteViewsService's side related to the specified intent
private void destroyRemoteViewsService(final Intent intent, Widget widget) {
    final ServiceConnection conn = new ServiceConnection() {

        @Override
        public void onServiceConnected(ComponentName name, IBinder service) {
            final IRemoteViewsFactory cb = IRemoteViewsFactory.Stub.asInterface(service);
            try {
                cb.onDestroy(intent);
            } catch (RemoteException re) {
                Slog.e(TAG, "Error calling remove view factory", re);
            }
            mContext.unbindService(this);
        }

        @Override
        public void onServiceDisconnected(ComponentName name) {
        // Do nothing
        }
    };
    // Bind to the service and remove the static intent->factory mapping in the
    // RemoteViewsService.
    final long token = Binder.clearCallingIdentity();
    try {
        mContext.bindServiceAsUser(intent, conn, Context.BIND_AUTO_CREATE | Context.BIND_FOREGROUND_SERVICE_WHILE_AWAKE, widget.provider.info.getProfile());
    } finally {
        Binder.restoreCallingIdentity(token);
    }
}

Example 22 with IRemoteViewsFactory

use of com.android.internal.widget.IRemoteViewsFactory in project android_frameworks_base by AOSPA.

the class RemoteViewsAdapter method updateTemporaryMetaData.

private void updateTemporaryMetaData() {
    IRemoteViewsFactory factory = mServiceConnection.getRemoteViewsFactory();
    try {
        // get the properties/first view (so that we can use it to
        // measure our dummy views)
        boolean hasStableIds = factory.hasStableIds();
        int viewTypeCount = factory.getViewTypeCount();
        int count = factory.getCount();
        RemoteViews loadingView = factory.getLoadingView();
        RemoteViews firstView = null;
        if ((count > 0) && (loadingView == null)) {
            firstView = factory.getViewAt(0);
        }
        final RemoteViewsMetaData tmpMetaData = mCache.getTemporaryMetaData();
        synchronized (tmpMetaData) {
            tmpMetaData.hasStableIds = hasStableIds;
            // We +1 because the base view type is the loading view
            tmpMetaData.viewTypeCount = viewTypeCount + 1;
            tmpMetaData.count = count;
            tmpMetaData.setLoadingViewTemplates(loadingView, firstView);
        }
    } catch (RemoteException e) {
        processException("updateMetaData", e);
    } catch (RuntimeException e) {
        processException("updateMetaData", e);
    }
}

Example 23 with IRemoteViewsFactory

use of com.android.internal.widget.IRemoteViewsFactory in project XobotOS by xamarin.

the class RemoteViewsAdapter method updateRemoteViews.

private void updateRemoteViews(final int position, boolean isRequested) {
    if (!mServiceConnection.isConnected())
        return;
    IRemoteViewsFactory factory = mServiceConnection.getRemoteViewsFactory();
    // Load the item information from the remote service
    RemoteViews remoteViews = null;
    long itemId = 0;
    try {
        remoteViews = factory.getViewAt(position);
        itemId = factory.getItemId(position);
    } catch (RemoteException e) {
        Log.e(TAG, "Error in updateRemoteViews(" + position + "): " + e.getMessage());
        // swapping from the loading view
        return;
    } catch (RuntimeException e) {
        Log.e(TAG, "Error in updateRemoteViews(" + position + "): " + e.getMessage());
        return;
    }
    if (remoteViews == null) {
        // If a null view was returned, we break early to prevent it from getting
        // into our cache and causing problems later. The effect is that the child  at this
        // position will remain as a loading view until it is updated.
        Log.e(TAG, "Error in updateRemoteViews(" + position + "): " + " null RemoteViews " + "returned from RemoteViewsFactory.");
        return;
    }
    synchronized (mCache) {
        // Cache the RemoteViews we loaded
        mCache.insert(position, remoteViews, itemId, isRequested);
        // Notify all the views that we have previously returned for this index that
        // there is new data for it.
        final RemoteViews rv = remoteViews;
        final int typeId = mCache.getMetaDataAt(position).typeId;
        mMainQueue.post(new Runnable() {

            @Override
            public void run() {
                mRequestedViews.notifyOnRemoteViewsLoaded(position, rv, typeId);
            }
        });
    }
}

Example 24 with IRemoteViewsFactory

use of com.android.internal.widget.IRemoteViewsFactory in project XobotOS by xamarin.

the class RemoteViewsAdapter method onNotifyDataSetChanged.

private void onNotifyDataSetChanged() {
    // Complete the actual notifyDataSetChanged() call initiated earlier
    IRemoteViewsFactory factory = mServiceConnection.getRemoteViewsFactory();
    try {
        factory.onDataSetChanged();
    } catch (RemoteException e) {
        Log.e(TAG, "Error in updateNotifyDataSetChanged(): " + e.getMessage());
        // changed)
        return;
    } catch (RuntimeException e) {
        Log.e(TAG, "Error in updateNotifyDataSetChanged(): " + e.getMessage());
        return;
    }
    // Flush the cache so that we can reload new items from the service
    synchronized (mCache) {
        mCache.reset();
    }
    // Re-request the new metadata (only after the notification to the factory)
    updateTemporaryMetaData();
    // Propagate the notification back to the base adapter
    mMainQueue.post(new Runnable() {

        @Override
        public void run() {
            synchronized (mCache) {
                mCache.commitTemporaryMetaData();
            }
            superNotifyDataSetChanged();
            enqueueDeferredUnbindServiceMessage();
        }
    });
    // Reset the notify flagflag
    mNotifyDataSetChangedAfterOnServiceConnected = false;
}

Example 25 with IRemoteViewsFactory

use of com.android.internal.widget.IRemoteViewsFactory in project android_frameworks_base by DirtyUnicorns.

the class AppWidgetServiceImpl method handleNotifyAppWidgetViewDataChanged.

private void handleNotifyAppWidgetViewDataChanged(Host host, IAppWidgetHost callbacks, int appWidgetId, int viewId, long requestId) {
    try {
        callbacks.viewDataChanged(appWidgetId, viewId);
        host.lastWidgetUpdateRequestId = requestId;
    } catch (RemoteException re) {
        // It failed; remove the callback. No need to prune because
        // we know that this host is still referenced by this instance.
        callbacks = null;
    }
    // RemoteViewsFactory.onDataSetChanged() directly
    synchronized (mLock) {
        if (callbacks == null) {
            host.callbacks = null;
            Set<Pair<Integer, FilterComparison>> keys = mRemoteViewsServicesAppWidgets.keySet();
            for (Pair<Integer, FilterComparison> key : keys) {
                if (mRemoteViewsServicesAppWidgets.get(key).contains(appWidgetId)) {
                    final ServiceConnection connection = new ServiceConnection() {

                        @Override
                        public void onServiceConnected(ComponentName name, IBinder service) {
                            IRemoteViewsFactory cb = IRemoteViewsFactory.Stub.asInterface(service);
                            try {
                                cb.onDataSetChangedAsync();
                            } catch (RemoteException e) {
                                Slog.e(TAG, "Error calling onDataSetChangedAsync()", e);
                            }
                            mContext.unbindService(this);
                        }

                        @Override
                        public void onServiceDisconnected(android.content.ComponentName name) {
                        // Do nothing
                        }
                    };
                    final int userId = UserHandle.getUserId(key.first);
                    Intent intent = key.second.getIntent();
                    // Bind to the service and call onDataSetChanged()
                    bindService(intent, connection, new UserHandle(userId));
                }
            }
        }
    }
}