1 /* 2 * Copyright (C) 2019 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.system; 18 19 import android.bluetooth.BluetoothAdapter; 20 import android.car.drivingstate.CarUxRestrictions; 21 import android.content.Context; 22 import android.content.pm.PackageManager; 23 24 import androidx.preference.Preference; 25 26 import com.android.car.settings.common.FragmentController; 27 import com.android.car.settings.common.PreferenceController; 28 29 /** Updates the vehicle bluetooth mac address summary. */ 30 public class BluetoothMacAddressPreferenceController extends 31 PreferenceController<Preference> { 32 33 private BluetoothAdapter mBluetoothAdapter; 34 BluetoothMacAddressPreferenceController(Context context, String preferenceKey, FragmentController fragmentController, CarUxRestrictions uxRestrictions)35 public BluetoothMacAddressPreferenceController(Context context, String preferenceKey, 36 FragmentController fragmentController, CarUxRestrictions uxRestrictions) { 37 super(context, preferenceKey, fragmentController, uxRestrictions); 38 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter(); 39 } 40 41 @Override getPreferenceType()42 protected Class<Preference> getPreferenceType() { 43 return Preference.class; 44 } 45 46 @Override getAvailabilityStatus()47 protected int getAvailabilityStatus() { 48 if (!getContext().getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH)) { 49 return UNSUPPORTED_ON_DEVICE; 50 } 51 return super.getAvailabilityStatus(); 52 } 53 54 @Override updateState(Preference preference)55 protected void updateState(Preference preference) { 56 preference.setSummary(mBluetoothAdapter.getAddress()); 57 } 58 } 59