1 /* 2 * Copyright (C) 2024 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.settings.privacy; 18 19 import android.car.drivingstate.CarUxRestrictions; 20 import android.content.Context; 21 import android.hardware.SensorPrivacyManager; 22 23 import androidx.annotation.VisibleForTesting; 24 import androidx.preference.Preference; 25 26 import com.android.car.settings.common.FragmentController; 27 import com.android.car.settings.common.PreferenceController; 28 29 // TODO(b/340624790): combine the base classes for microphone and camera. 30 /** 31 * Abstract PreferenceController that listens to OnSensorPrivacyChangedListener 32 * and will refresh the UI when the sensor privacy changed event happens. 33 * 34 * @param <V> the upper bound on the type of {@link Preference} on which the controller expects 35 * to operate. 36 */ 37 public abstract class PrivacyBasePreferenceController<V extends Preference> extends 38 PreferenceController<V> { 39 private int mSensorType; 40 private final SensorPrivacyManager mSensorPrivacyManager; 41 private final SensorPrivacyManager.OnSensorPrivacyChangedListener mListener = 42 new SensorPrivacyManager.OnSensorPrivacyChangedListener() { 43 @Override 44 public void onSensorPrivacyChanged(SensorPrivacyChangedParams params) { 45 refreshUi(); 46 } 47 48 @Override 49 public void onSensorPrivacyChanged(int sensor, boolean enabled) { 50 // handled in onSensorPrivacyChanged(SensorPrivacyChangedParams) 51 } 52 }; 53 PrivacyBasePreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions, SensorPrivacyManager sensorPrivacyManager, int sensorType)54 public PrivacyBasePreferenceController(Context context, String preferenceKey, 55 FragmentController fragmentController, CarUxRestrictions uxRestrictions, 56 SensorPrivacyManager sensorPrivacyManager, int sensorType) { 57 super(context, preferenceKey, fragmentController, uxRestrictions); 58 mSensorPrivacyManager = sensorPrivacyManager; 59 mSensorType = sensorType; 60 } 61 62 @Override onStartInternal()63 protected void onStartInternal() { 64 super.onStartInternal(); 65 mSensorPrivacyManager.addSensorPrivacyListener(mSensorType, mListener); 66 } 67 68 @Override onStopInternal()69 protected void onStopInternal() { 70 super.onStopInternal(); 71 mSensorPrivacyManager.removeSensorPrivacyListener(mSensorType, mListener); 72 } 73 getSensorPrivacyManager()74 public SensorPrivacyManager getSensorPrivacyManager() { 75 return mSensorPrivacyManager; 76 } 77 getPrivacySensorType()78 public int getPrivacySensorType() { 79 return mSensorType; 80 } 81 82 @VisibleForTesting getListener()83 SensorPrivacyManager.OnSensorPrivacyChangedListener getListener() { 84 return mListener; 85 } 86 } 87