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 16 package android.view; 17 18 import android.view.IWindowFocusObserver; 19 20 /** {@hide} */ 21 interface IWindowId 22 { registerFocusObserver(IWindowFocusObserver observer)23 void registerFocusObserver(IWindowFocusObserver observer); unregisterFocusObserver(IWindowFocusObserver observer)24 void unregisterFocusObserver(IWindowFocusObserver observer); isFocused()25 boolean isFocused(); 26 } 27