1/*
2 * Copyright (C) 2009 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.launcher2;
18
19import android.appwidget.AppWidgetHost;
20import android.appwidget.AppWidgetHostView;
21import android.appwidget.AppWidgetProviderInfo;
22import android.content.Context;
23
24/**
25 * Specific {@link AppWidgetHost} that creates our {@link LauncherAppWidgetHostView}
26 * which correctly captures all long-press events. This ensures that users can
27 * always pick up and move widgets.
28 */
29public class LauncherAppWidgetHost extends AppWidgetHost {
30
31    Launcher mLauncher;
32
33    public LauncherAppWidgetHost(Launcher launcher, int hostId) {
34        super(launcher, hostId);
35        mLauncher = launcher;
36    }
37
38    @Override
39    protected AppWidgetHostView onCreateView(Context context, int appWidgetId,
40            AppWidgetProviderInfo appWidget) {
41        return new LauncherAppWidgetHostView(context);
42    }
43
44    @Override
45    public void stopListening() {
46        super.stopListening();
47        clearViews();
48    }
49
50    protected void onProvidersChanged() {
51        // Once we get the message that widget packages are updated, we need to rebind items
52        // in AppsCustomize accordingly.
53        mLauncher.bindPackagesUpdated(LauncherModel.getSortedWidgetsAndShortcuts(mLauncher));
54    }
55}
56