1 /* 2 * Copyright (C) 2017 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.settings.bluetooth; 18 19 import android.app.settings.SettingsEnums; 20 import android.bluetooth.BluetoothAdapter; 21 import android.content.BroadcastReceiver; 22 import android.content.Context; 23 import android.content.Intent; 24 import android.content.IntentFilter; 25 import android.os.Bundle; 26 27 import com.android.settings.R; 28 29 /** Provides a dialog for changing the advertised name of the local bluetooth adapter. */ 30 public class LocalDeviceNameDialogFragment extends BluetoothNameDialogFragment { 31 public static final String TAG = "LocalAdapterName"; 32 private BluetoothAdapter mBluetoothAdapter; 33 34 private final BroadcastReceiver mReceiver = new BroadcastReceiver() { 35 @Override 36 public void onReceive(Context context, Intent intent) { 37 String action = intent.getAction(); 38 if (BluetoothAdapter.ACTION_LOCAL_NAME_CHANGED.equals(action) || 39 (BluetoothAdapter.ACTION_STATE_CHANGED.equals(action) && 40 intent.getIntExtra(BluetoothAdapter.EXTRA_STATE, BluetoothAdapter.ERROR) 41 == BluetoothAdapter.STATE_ON)) { 42 updateDeviceName(); 43 } 44 } 45 }; 46 47 @Override onCreate(Bundle savedInstanceState)48 public void onCreate(Bundle savedInstanceState) { 49 super.onCreate(savedInstanceState); 50 mBluetoothAdapter = BluetoothAdapter.getDefaultAdapter(); 51 } 52 53 @Override onResume()54 public void onResume() { 55 super.onResume(); 56 IntentFilter filter = new IntentFilter(); 57 filter.addAction(BluetoothAdapter.ACTION_STATE_CHANGED); 58 filter.addAction(BluetoothAdapter.ACTION_LOCAL_NAME_CHANGED); 59 getActivity().registerReceiver(mReceiver, filter); 60 } 61 62 @Override onPause()63 public void onPause() { 64 super.onPause(); 65 getActivity().unregisterReceiver(mReceiver); 66 } 67 68 @Override getMetricsCategory()69 public int getMetricsCategory() { 70 return SettingsEnums.DIALOG_BLUETOOTH_RENAME; 71 } 72 73 @Override getDialogTitle()74 protected int getDialogTitle() { 75 return R.string.bluetooth_rename_device; 76 } 77 78 @Override getDeviceName()79 protected String getDeviceName() { 80 if (mBluetoothAdapter != null && mBluetoothAdapter.isEnabled()) { 81 return mBluetoothAdapter.getName(); 82 } 83 return null; 84 } 85 86 @Override setDeviceName(String deviceName)87 protected void setDeviceName(String deviceName) { 88 mBluetoothAdapter.setName(deviceName); 89 } 90 } 91