1 /* 2 * Copyright (C) 2016 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 package android.car.app.menu; 17 18 import android.os.Bundle; 19 20 /** 21 * Stores the root id for the menu. The RootMenu is the main menu. 22 * Also allows passing hints through bundles. Hints allow the 23 * the recipient to alter its behavior based on the hints. 24 */ 25 public class RootMenu { 26 private final Bundle mBundle; 27 private final String mRootId; 28 29 /** 30 * Create a root with no extra hints. 31 * 32 * @param id Root id 33 */ RootMenu(String id)34 public RootMenu(String id) { 35 this(id, null); 36 } 37 38 /** 39 * Create a root with hints 40 * 41 * @param id Root id 42 * @param extras Hints to pass along 43 */ RootMenu(String id, Bundle extras)44 public RootMenu(String id, Bundle extras) { 45 mRootId = id; 46 mBundle = extras; 47 } 48 49 /** 50 * Get the root id 51 * 52 * @return The root id 53 */ getId()54 public String getId() { 55 return mRootId; 56 } 57 58 /** 59 * Get any hints 60 * 61 * @return A bundle if there are hints; null otherwise. 62 */ getBundle()63 public Bundle getBundle() { 64 return new Bundle(mBundle); 65 } 66 } 67