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.media.AudioManager; 22 import android.support.annotation.VisibleForTesting; 23 import android.support.v7.preference.Preference; 24 import android.util.Log; 25 26 import com.android.settings.connecteddevice.DevicePreferenceCallback; 27 import com.android.settings.dashboard.DashboardFragment; 28 import com.android.settingslib.bluetooth.CachedBluetoothDevice; 29 import com.android.settingslib.bluetooth.LocalBluetoothManager; 30 31 /** 32 * Controller to maintain connected bluetooth devices 33 */ 34 public class ConnectedBluetoothDeviceUpdater extends BluetoothDeviceUpdater { 35 36 private static final String TAG = "ConnBluetoothDeviceUpdater"; 37 private static final boolean DBG = false; 38 39 private final AudioManager mAudioManager; 40 ConnectedBluetoothDeviceUpdater(Context context, DashboardFragment fragment, DevicePreferenceCallback devicePreferenceCallback)41 public ConnectedBluetoothDeviceUpdater(Context context, DashboardFragment fragment, 42 DevicePreferenceCallback devicePreferenceCallback) { 43 super(context, fragment, devicePreferenceCallback); 44 mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE); 45 } 46 47 @VisibleForTesting ConnectedBluetoothDeviceUpdater(DashboardFragment fragment, DevicePreferenceCallback devicePreferenceCallback, LocalBluetoothManager localBluetoothManager)48 ConnectedBluetoothDeviceUpdater(DashboardFragment fragment, 49 DevicePreferenceCallback devicePreferenceCallback, 50 LocalBluetoothManager localBluetoothManager) { 51 super(fragment, devicePreferenceCallback, localBluetoothManager); 52 mAudioManager = (AudioManager) fragment.getContext(). 53 getSystemService(Context.AUDIO_SERVICE); 54 } 55 56 @Override onAudioModeChanged()57 public void onAudioModeChanged() { 58 forceUpdate(); 59 } 60 61 @Override onProfileConnectionStateChanged(CachedBluetoothDevice cachedDevice, int state, int bluetoothProfile)62 public void onProfileConnectionStateChanged(CachedBluetoothDevice cachedDevice, int state, 63 int bluetoothProfile) { 64 if (DBG) { 65 Log.d(TAG, "onProfileConnectionStateChanged() device: " + 66 cachedDevice.getName() + ", state: " + state + ", bluetoothProfile: " 67 + bluetoothProfile); 68 } 69 if (state == BluetoothProfile.STATE_CONNECTED) { 70 if (isFilterMatched(cachedDevice)) { 71 addPreference(cachedDevice); 72 } else { 73 removePreference(cachedDevice); 74 } 75 } else if (state == BluetoothProfile.STATE_DISCONNECTED) { 76 removePreference(cachedDevice); 77 } 78 } 79 80 @Override isFilterMatched(CachedBluetoothDevice cachedDevice)81 public boolean isFilterMatched(CachedBluetoothDevice cachedDevice) { 82 final int audioMode = mAudioManager.getMode(); 83 final int currentAudioProfile; 84 85 if (audioMode == AudioManager.MODE_RINGTONE 86 || audioMode == AudioManager.MODE_IN_CALL 87 || audioMode == AudioManager.MODE_IN_COMMUNICATION) { 88 // in phone call 89 currentAudioProfile = BluetoothProfile.HEADSET; 90 } else { 91 // without phone call 92 currentAudioProfile = BluetoothProfile.A2DP; 93 } 94 95 boolean isFilterMatched = false; 96 if (isDeviceConnected(cachedDevice)) { 97 if (DBG) { 98 Log.d(TAG, "isFilterMatched() current audio profile : " + currentAudioProfile); 99 } 100 // According to the current audio profile type, 101 // this page will show the bluetooth device that doesn't have corresponding profile. 102 // For example: 103 // If current audio profile is a2dp, 104 // show the bluetooth device that doesn't have a2dp profile. 105 // If current audio profile is headset, 106 // show the bluetooth device that doesn't have headset profile. 107 switch (currentAudioProfile) { 108 case BluetoothProfile.A2DP: 109 isFilterMatched = !cachedDevice.isA2dpDevice(); 110 break; 111 case BluetoothProfile.HEADSET: 112 isFilterMatched = !cachedDevice.isHfpDevice(); 113 break; 114 } 115 if (DBG) { 116 Log.d(TAG, "isFilterMatched() device : " + 117 cachedDevice.getName() + ", isFilterMatched : " + isFilterMatched); 118 } 119 } 120 return isFilterMatched; 121 } 122 123 @Override addPreference(CachedBluetoothDevice cachedDevice)124 protected void addPreference(CachedBluetoothDevice cachedDevice) { 125 super.addPreference(cachedDevice); 126 final BluetoothDevice device = cachedDevice.getDevice(); 127 if (mPreferenceMap.containsKey(device)) { 128 final BluetoothDevicePreference btPreference = 129 (BluetoothDevicePreference) mPreferenceMap.get(device); 130 btPreference.setOnGearClickListener(null); 131 btPreference.hideSecondTarget(true); 132 btPreference.setOnPreferenceClickListener((Preference p) -> { 133 launchDeviceDetails(p); 134 return true; 135 }); 136 } 137 } 138 } 139