1 /* 2 * Copyright (C) 2022 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.content.pm.PackageManager; 22 import android.graphics.drawable.Drawable; 23 import android.os.SystemProperties; 24 25 import com.android.car.settings.R; 26 import com.android.car.settings.common.FragmentController; 27 import com.android.car.settings.common.PreferenceController; 28 import com.android.car.ui.preference.CarUiPreference; 29 30 /** Business logic for controlling the privacy center camera setting. */ 31 public class CameraPreferenceController 32 extends PreferenceController<CarUiPreference> { 33 private static final String DISABLE_CAMERASERVICE_SYSTEM_PROPERTY = 34 "config.disable_cameraservice"; 35 public static final String PERMISSION_GROUP_CAMERA = "android.permission-group.CAMERA"; 36 37 private PackageManager mPm; 38 CameraPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)39 public CameraPreferenceController(Context context, String preferenceKey, 40 FragmentController fragmentController, CarUxRestrictions uxRestrictions) { 41 super(context, preferenceKey, fragmentController, uxRestrictions); 42 mPm = context.getPackageManager(); 43 } 44 45 @Override getPreferenceType()46 protected Class<CarUiPreference> getPreferenceType() { 47 return CarUiPreference.class; 48 } 49 50 @Override getAvailabilityStatus()51 protected int getAvailabilityStatus() { 52 // Shows the camera preference controller if and only if the system has any camera device 53 // and the camera service is not disabled. 54 boolean hasCamera = mPm.hasSystemFeature(PackageManager.FEATURE_CAMERA_ANY); 55 boolean isCameraServiceDisabled = SystemProperties.getBoolean( 56 DISABLE_CAMERASERVICE_SYSTEM_PROPERTY, false); 57 return (hasCamera && !isCameraServiceDisabled) ? AVAILABLE : UNSUPPORTED_ON_DEVICE; 58 } 59 } 60