1/* Copyright 2013, The Android Open Source Project
2**
3** Licensed under the Apache License, Version 2.0 (the "License");
4** you may not use this file except in compliance with the License.
5** You may obtain a copy of the License at
6**
7**     http://www.apache.org/licenses/LICENSE-2.0
8**
9** Unless required by applicable law or agreed to in writing, software
10** distributed under the License is distributed on an "AS IS" BASIS,
11** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12** See the License for the specific language governing permissions and
13** limitations under the License.
14*/
15
16package android.view;
17
18import android.view.IWindowFocusObserver;
19
20/** {@hide} */
21interface IWindowId
22{
23    void registerFocusObserver(IWindowFocusObserver observer);
24    void unregisterFocusObserver(IWindowFocusObserver observer);
25    boolean isFocused();
26}
27