1 /* 2 * Copyright (C) 2021 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 17 package com.android.car.pm; 18 19 import android.view.accessibility.AccessibilityEvent; 20 21 import com.android.car.CarLocalServices; 22 import com.android.car.internal.CarSafetyAccessibilityServiceImplBase; 23 24 /** 25 * An accessibility service to notify the Car Service of any change in the window state. The car 26 * safety related code can read the events sent from this service and take the necessary actions. 27 */ 28 public final class CarSafetyAccessibilityServiceImpl extends CarSafetyAccessibilityServiceImplBase { 29 @Override onAccessibilityEvent(AccessibilityEvent event)30 public void onAccessibilityEvent(AccessibilityEvent event) { 31 CarPackageManagerService carPackageManagerService = 32 CarLocalServices.getService(CarPackageManagerService.class); 33 if (carPackageManagerService != null) { 34 carPackageManagerService.onWindowChangeEvent(event); 35 } 36 } 37 } 38