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 package com.android.settings.bluetooth; 17 18 import android.bluetooth.BluetoothDevice; 19 import android.bluetooth.BluetoothProfile; 20 import android.content.Context; 21 import android.support.annotation.VisibleForTesting; 22 23 import com.android.settings.connecteddevice.DevicePreferenceCallback; 24 import com.android.settings.dashboard.DashboardFragment; 25 import com.android.settingslib.bluetooth.CachedBluetoothDevice; 26 import com.android.settingslib.bluetooth.LocalBluetoothManager; 27 import android.support.v7.preference.Preference; 28 import android.util.Log; 29 30 /** 31 * Maintain and update saved bluetooth devices(bonded but not connected) 32 */ 33 public class SavedBluetoothDeviceUpdater extends BluetoothDeviceUpdater 34 implements Preference.OnPreferenceClickListener { 35 private static final String TAG = "SavedBluetoothDeviceUpdater"; 36 SavedBluetoothDeviceUpdater(Context context, DashboardFragment fragment, DevicePreferenceCallback devicePreferenceCallback)37 public SavedBluetoothDeviceUpdater(Context context, DashboardFragment fragment, 38 DevicePreferenceCallback devicePreferenceCallback) { 39 super(context, fragment, devicePreferenceCallback); 40 } 41 42 @VisibleForTesting SavedBluetoothDeviceUpdater(DashboardFragment fragment, DevicePreferenceCallback devicePreferenceCallback, LocalBluetoothManager localBluetoothManager)43 SavedBluetoothDeviceUpdater(DashboardFragment fragment, 44 DevicePreferenceCallback devicePreferenceCallback, 45 LocalBluetoothManager localBluetoothManager) { 46 super(fragment, devicePreferenceCallback, localBluetoothManager); 47 } 48 49 @Override onProfileConnectionStateChanged(CachedBluetoothDevice cachedDevice, int state, int bluetoothProfile)50 public void onProfileConnectionStateChanged(CachedBluetoothDevice cachedDevice, int state, 51 int bluetoothProfile) { 52 if (state == BluetoothProfile.STATE_CONNECTED) { 53 removePreference(cachedDevice); 54 } else if (state == BluetoothProfile.STATE_DISCONNECTED) { 55 addPreference(cachedDevice); 56 } 57 } 58 59 @Override isFilterMatched(CachedBluetoothDevice cachedDevice)60 public boolean isFilterMatched(CachedBluetoothDevice cachedDevice) { 61 final BluetoothDevice device = cachedDevice.getDevice(); 62 return device.getBondState() == BluetoothDevice.BOND_BONDED && !device.isConnected(); 63 } 64 65 @Override onPreferenceClick(Preference preference)66 public boolean onPreferenceClick(Preference preference) { 67 final CachedBluetoothDevice device = ((BluetoothDevicePreference) preference) 68 .getBluetoothDevice(); 69 device.connect(true); 70 return true; 71 } 72 } 73