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 AVAILABLE_FOR_VIEWING;
52     }
53 
54     @Override
updateState(Preference preference)55     protected void updateState(Preference preference) {
56         preference.setSummary(mBluetoothAdapter.getAddress());
57     }
58 }
59