1 /*
2  * Copyright (C) 2021 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 
17 package android.car.app;
18 
19 import android.app.ActivityManager.RunningTaskInfo;
20 import android.car.app.ICarSystemUIProxy;
21 import android.car.app.ICarSystemUIProxyCallback;
22 import android.content.ComponentName;
23 import android.graphics.Rect;
24 import android.view.SurfaceControl;
25 import java.util.List;
26 
27 
28 /** @hide */
29 interface ICarActivityService {
30     /**
31      * Designates the given {@code activity} to be launched in {@code TaskDisplayArea} of
32      * {@code featureId} in the display of {@code displayId}.
33      */
setPersistentActivity(in ComponentName activity, int displayId, int featureId)34     int setPersistentActivity(in ComponentName activity, int displayId, int featureId) = 0;
35 
36     /**
37      * Registers the caller as TaskMonitor, which can provide Task lifecycle events to CarService.
38      * The caller should provide a binder token, which is used to check if the given TaskMonitor is
39      * live and the reported events are from the legitimate TaskMonitor.
40      */
41     void registerTaskMonitor(in IBinder token) = 1;
42 
43     /**
44      * Reports that a Task is created.
45      */
onTaskAppeared(in IBinder token, in RunningTaskInfo taskInfo, in SurfaceControl leash)46     void onTaskAppeared(in IBinder token, in RunningTaskInfo taskInfo, in SurfaceControl leash) = 8;
47 
48     /**
49      * Reports that a Task is vanished.
50      */
onTaskVanished(in IBinder token, in RunningTaskInfo taskInfo)51     void onTaskVanished(in IBinder token, in RunningTaskInfo taskInfo) = 3;
52 
53     /**
54      * Reports that some Task's states are changed.
55      */
onTaskInfoChanged(in IBinder token, in RunningTaskInfo taskInfo)56     void onTaskInfoChanged(in IBinder token, in RunningTaskInfo taskInfo) = 4;
57 
58     /**
59      * Unregisters the caller from TaskMonitor.
60      */
61     void unregisterTaskMonitor(in IBinder token) = 5;
62 
63     /** See {@link CarActivityManager#getVisibleTasks(int)} */
getVisibleTasks(int displayId)64     List<RunningTaskInfo> getVisibleTasks(int displayId) = 6;
65 
66     /** See {@link CarActivityManager#startUserPickerOnDisplay(int)} */
startUserPickerOnDisplay(int displayId)67     void startUserPickerOnDisplay(int displayId) = 7;
68 
69     /** See {@link CarActivityManager#createTaskMirroringToken(int)} */
createTaskMirroringToken(int taskId)70     IBinder createTaskMirroringToken(int taskId) = 9;
71 
72     /** See {@link CarActivityManager#createDisplayMirroringToken(int)} */
createDisplayMirroringToken(int displayId)73     IBinder createDisplayMirroringToken(int displayId) = 10;
74 
75     /** See {@link CarActivityManager#getMirroredSurface(IBinder, Rect)} */
getMirroredSurface(in IBinder mirroringToken, out Rect bounds)76     SurfaceControl getMirroredSurface(in IBinder mirroringToken, out Rect bounds) = 11;
77 
78     /**
79      * Registers a System UI proxy which is meant to host all the system ui interaction that is
80      * required by other apps.
81      */
82     void registerCarSystemUIProxy(in ICarSystemUIProxy carSystemUIProxy) = 12;
83 
84     /**
85      * Adds a callback to monitor the lifecycle of System UI proxy. Calling this for an already
86      * registered callback will result in a no-op.
87      */
88     void addCarSystemUIProxyCallback(in ICarSystemUIProxyCallback callback) = 13;
89 
90     /**
91      * Removes the callback to monitor the lifecycle of System UI proxy.
92      * Calling this for an already unregistered callback will result in a no-op
93      */
94     void removeCarSystemUIProxyCallback(in ICarSystemUIProxyCallback callback) = 14;
95 
96     /** See {@link CarActivityManager#moveRootTaskToDisplay(int, int)} */
moveRootTaskToDisplay(int taskId, int displayId)97     void moveRootTaskToDisplay(int taskId, int displayId) = 15;
98 
99     /**
100      * Returns true if the {@link CarSystemUIProxy} is registered, false otherwise.
101      */
isCarSystemUIProxyRegistered()102     boolean isCarSystemUIProxyRegistered() = 16;
103 
setPersistentActivitiesOnRootTask(in List<ComponentName> activities, in IBinder launchCookie)104     void setPersistentActivitiesOnRootTask(in List<ComponentName> activities,
105         in IBinder launchCookie) = 17;
106 }
107 
108