1 /*
2  * Copyright (C) 2014 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 package android.hardware.display;
17 
18 /** @hide */
19 oneway interface IVirtualDisplayCallback {
20     /**
21      * Called when the virtual display video projection has been
22      * paused by the system or when the surface has been detached
23      * by the application by calling setSurface(null).
24      * The surface will not receive any more buffers while paused.
25      */
onPaused()26     void onPaused();
27 
28     /**
29      * Called when the virtual display video projection has been
30      * resumed after having been paused.
31      */
onResumed()32     void onResumed();
33 
34     /**
35      * Called when the virtual display video projection has been
36      * stopped by the system.  It will no longer receive frames
37      * and it will never be resumed.  It is still the responsibility
38      * of the application to release() the virtual display.
39      */
onStopped()40     void onStopped();
41 }
42