1/*
2 * Copyright (C) 2016 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 android.app;
18
19import android.app.ActivityManager.TaskSnapshot;
20import android.content.ComponentName;
21import android.os.RemoteException;
22
23/**
24 * Classes interested in observing only a subset of changes using ITaskStackListener can extend
25 * this class to avoid having to implement all the methods.
26 * @hide
27 */
28public abstract class TaskStackListener extends ITaskStackListener.Stub {
29    @Override
30    public void onTaskStackChanged() throws RemoteException {
31    }
32
33    @Override
34    public void onActivityPinned(String packageName, int userId, int taskId, int stackId)
35            throws RemoteException {
36    }
37
38    @Override
39    public void onActivityUnpinned() throws RemoteException {
40    }
41
42    @Override
43    public void onPinnedActivityRestartAttempt(boolean clearedTask) throws RemoteException {
44    }
45
46    @Override
47    public void onPinnedStackAnimationStarted() throws RemoteException {
48    }
49
50    @Override
51    public void onPinnedStackAnimationEnded() throws RemoteException {
52    }
53
54    @Override
55    public void onActivityForcedResizable(String packageName, int taskId, int reason)
56            throws RemoteException {
57    }
58
59    @Override
60    public void onActivityDismissingDockedStack() throws RemoteException {
61    }
62
63    @Override
64    public void onActivityLaunchOnSecondaryDisplayFailed() throws RemoteException {
65    }
66
67    @Override
68    public void onTaskCreated(int taskId, ComponentName componentName) throws RemoteException {
69    }
70
71    @Override
72    public void onTaskRemoved(int taskId) throws RemoteException {
73    }
74
75    @Override
76    public void onTaskMovedToFront(int taskId) throws RemoteException {
77    }
78
79    @Override
80    public void onTaskRemovalStarted(int taskId) throws RemoteException {
81    }
82
83    @Override
84    public void onTaskDescriptionChanged(int taskId, ActivityManager.TaskDescription td)
85            throws RemoteException {
86    }
87
88    @Override
89    public void onActivityRequestedOrientationChanged(int taskId, int requestedOrientation)
90            throws RemoteException {
91    }
92
93    @Override
94    public void onTaskProfileLocked(int taskId, int userId) throws RemoteException {
95    }
96
97    @Override
98    public void onTaskSnapshotChanged(int taskId, TaskSnapshot snapshot) throws RemoteException {
99    }
100}
101