1/*
2 * Copyright (C) 2015 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.car;
18
19import android.car.IAppFocusListener;
20import android.car.IAppFocusOwnershipCallback;
21
22/** @hide */
23interface IAppFocus {
24    void registerFocusListener(IAppFocusListener callback, int appType) = 0;
25    void unregisterFocusListener(IAppFocusListener callback, int appType) = 1;
26    int[] getActiveAppTypes() = 2;
27    /** callback used as a token */
28    boolean isOwningFocus(IAppFocusOwnershipCallback callback, int appType) = 3;
29    /** callback used as a token */
30    int requestAppFocus(IAppFocusOwnershipCallback callback, int appType) = 4;
31    /** callback used as a token */
32    void abandonAppFocus(IAppFocusOwnershipCallback callback, int appType) = 5;
33}
34