1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 5 * in compliance with the License. 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 distributed under the License 10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 11 * or implied. See the License for the specific language governing permissions and limitations under 12 * the License. 13 */ 14 package android.support.v17.leanback.widget; 15 16 import android.view.View; 17 18 /** 19 * Interface for highlighting the item that has focus. 20 */ 21 interface FocusHighlightHandler { 22 /** 23 * Called when an item gains or loses focus. 24 * @hide 25 * 26 * @param view The view whose focus is changing. 27 * @param hasFocus True if focus is gained; false otherwise. 28 */ onItemFocused(View view, boolean hasFocus)29 void onItemFocused(View view, boolean hasFocus); 30 31 /** 32 * Called when the view is being created. 33 */ onInitializeView(View view)34 void onInitializeView(View view); 35 } 36