1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
|
/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.systemui.pip.phone;
import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED;
import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED;
import static android.view.Display.DEFAULT_DISPLAY;
import android.app.ActivityManager;
import android.app.ActivityManager.StackInfo;
import android.app.IActivityManager;
import android.content.ComponentName;
import android.content.Context;
import android.content.pm.ParceledListSlice;
import android.content.res.Configuration;
import android.graphics.Rect;
import android.os.Handler;
import android.os.RemoteException;
import android.util.Log;
import android.util.Pair;
import android.view.IPinnedStackController;
import android.view.IPinnedStackListener;
import android.view.IWindowManager;
import android.view.WindowManagerGlobal;
import com.android.systemui.pip.BasePipManager;
import com.android.systemui.recents.events.EventBus;
import com.android.systemui.recents.events.component.ExpandPipEvent;
import com.android.systemui.recents.misc.SystemServicesProxy;
import com.android.systemui.recents.misc.SystemServicesProxy.TaskStackListener;
import com.android.systemui.statusbar.CommandQueue;
import java.io.PrintWriter;
/**
* Manages the picture-in-picture (PIP) UI and states for Phones.
*/
public class PipManager implements BasePipManager {
private static final String TAG = "PipManager";
private static PipManager sPipController;
private Context mContext;
private IActivityManager mActivityManager;
private IWindowManager mWindowManager;
private Handler mHandler = new Handler();
private final PinnedStackListener mPinnedStackListener = new PinnedStackListener();
private InputConsumerController mInputConsumerController;
private PipMenuActivityController mMenuController;
private PipMediaController mMediaController;
private PipNotificationController mNotificationController;
private PipTouchHandler mTouchHandler;
/**
* Handler for system task stack changes.
*/
TaskStackListener mTaskStackListener = new TaskStackListener() {
@Override
public void onActivityPinned(String packageName, int userId, int taskId, int stackId) {
mTouchHandler.onActivityPinned();
mMediaController.onActivityPinned();
mMenuController.onActivityPinned();
mNotificationController.onActivityPinned(packageName, userId,
true /* deferUntilAnimationEnds */);
SystemServicesProxy.getInstance(mContext).setPipVisibility(true);
}
@Override
public void onActivityUnpinned() {
final Pair<ComponentName, Integer> topPipActivityInfo = PipUtils.getTopPinnedActivity(
mContext, mActivityManager);
final ComponentName topActivity = topPipActivityInfo.first;
final int userId = topActivity != null ? topPipActivityInfo.second : 0;
mMenuController.onActivityUnpinned();
mTouchHandler.onActivityUnpinned(topActivity);
mNotificationController.onActivityUnpinned(topActivity, userId);
SystemServicesProxy.getInstance(mContext).setPipVisibility(topActivity != null);
}
@Override
public void onPinnedStackAnimationStarted() {
// Disable touches while the animation is running
mTouchHandler.setTouchEnabled(false);
}
@Override
public void onPinnedStackAnimationEnded() {
// Re-enable touches after the animation completes
mTouchHandler.setTouchEnabled(true);
mTouchHandler.onPinnedStackAnimationEnded();
mMenuController.onPinnedStackAnimationEnded();
mNotificationController.onPinnedStackAnimationEnded();
}
@Override
public void onPinnedActivityRestartAttempt(boolean clearedTask) {
mTouchHandler.getMotionHelper().expandPip(clearedTask /* skipAnimation */);
}
};
/**
* Handler for messages from the PIP controller.
*/
private class PinnedStackListener extends IPinnedStackListener.Stub {
@Override
public void onListenerRegistered(IPinnedStackController controller) {
mHandler.post(() -> {
mTouchHandler.setPinnedStackController(controller);
});
}
@Override
public void onImeVisibilityChanged(boolean imeVisible, int imeHeight) {
mHandler.post(() -> {
mTouchHandler.onImeVisibilityChanged(imeVisible, imeHeight);
});
}
@Override
public void onMinimizedStateChanged(boolean isMinimized) {
mHandler.post(() -> {
mTouchHandler.setMinimizedState(isMinimized, true /* fromController */);
});
}
@Override
public void onMovementBoundsChanged(Rect insetBounds, Rect normalBounds,
Rect animatingBounds, boolean fromImeAdjustement, int displayRotation) {
mHandler.post(() -> {
mTouchHandler.onMovementBoundsChanged(insetBounds, normalBounds, animatingBounds,
fromImeAdjustement, displayRotation);
});
}
@Override
public void onActionsChanged(ParceledListSlice actions) {
mHandler.post(() -> {
mMenuController.setAppActions(actions);
});
}
}
private PipManager() {}
/**
* Initializes {@link PipManager}.
*/
public void initialize(Context context) {
mContext = context;
mActivityManager = ActivityManager.getService();
mWindowManager = WindowManagerGlobal.getWindowManagerService();
try {
mWindowManager.registerPinnedStackListener(DEFAULT_DISPLAY, mPinnedStackListener);
} catch (RemoteException e) {
Log.e(TAG, "Failed to register pinned stack listener", e);
}
SystemServicesProxy.getInstance(mContext).registerTaskStackListener(mTaskStackListener);
mInputConsumerController = new InputConsumerController(mWindowManager);
mMediaController = new PipMediaController(context, mActivityManager);
mMenuController = new PipMenuActivityController(context, mActivityManager, mMediaController,
mInputConsumerController);
mTouchHandler = new PipTouchHandler(context, mActivityManager, mMenuController,
mInputConsumerController);
mNotificationController = new PipNotificationController(context, mActivityManager,
mTouchHandler.getMotionHelper());
EventBus.getDefault().register(this);
}
/**
* Updates the PIP per configuration changed.
*/
public void onConfigurationChanged(Configuration newConfig) {
mTouchHandler.onConfigurationChanged();
}
/**
* Expands the PIP.
*/
public final void onBusEvent(ExpandPipEvent event) {
if (event.clearThumbnailWindows) {
try {
StackInfo stackInfo = mActivityManager.getStackInfo(
WINDOWING_MODE_PINNED, ACTIVITY_TYPE_UNDEFINED);
if (stackInfo != null && stackInfo.taskIds != null) {
SystemServicesProxy ssp = SystemServicesProxy.getInstance(mContext);
for (int taskId : stackInfo.taskIds) {
ssp.cancelThumbnailTransition(taskId);
}
}
} catch (RemoteException e) {
// Do nothing
}
}
mTouchHandler.getMotionHelper().expandPip(false /* skipAnimation */);
}
/**
* Sent from KEYCODE_WINDOW handler in PhoneWindowManager, to request the menu to be shown.
*/
public void showPictureInPictureMenu() {
mTouchHandler.showPictureInPictureMenu();
}
/**
* Gets an instance of {@link PipManager}.
*/
public static PipManager getInstance() {
if (sPipController == null) {
sPipController = new PipManager();
}
return sPipController;
}
public void dump(PrintWriter pw) {
final String innerPrefix = " ";
pw.println(TAG);
mInputConsumerController.dump(pw, innerPrefix);
mMenuController.dump(pw, innerPrefix);
mTouchHandler.dump(pw, innerPrefix);
}
}
|
