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 */
16package android.hardware.display;
17
18/** @hide */
19oneway 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     */
26    void onPaused();
27
28    /**
29     * Called when the virtual display video projection has been
30     * resumed after having been paused.
31     */
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     */
40    void onStopped();
41}
42