hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018 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.settingslib.media; |
| 17 | |
| 18 | import android.app.Notification; |
| 19 | import android.bluetooth.BluetoothAdapter; |
| 20 | import android.bluetooth.BluetoothDevice; |
| 21 | import android.content.Context; |
| 22 | import android.util.Log; |
| 23 | |
| 24 | import com.android.settingslib.bluetooth.A2dpProfile; |
| 25 | import com.android.settingslib.bluetooth.BluetoothCallback; |
| 26 | import com.android.settingslib.bluetooth.CachedBluetoothDevice; |
| 27 | import com.android.settingslib.bluetooth.CachedBluetoothDeviceManager; |
| 28 | import com.android.settingslib.bluetooth.HearingAidProfile; |
| 29 | import com.android.settingslib.bluetooth.LocalBluetoothManager; |
| 30 | import com.android.settingslib.bluetooth.LocalBluetoothProfileManager; |
| 31 | |
| 32 | import java.util.ArrayList; |
| 33 | import java.util.List; |
| 34 | |
| 35 | /** |
| 36 | * BluetoothMediaManager provide interface to get Bluetooth device list. |
| 37 | */ |
| 38 | public class BluetoothMediaManager extends MediaManager implements BluetoothCallback { |
| 39 | |
| 40 | private static final String TAG = "BluetoothMediaManager"; |
| 41 | |
timhypeng | 97c6cf6 | 2018-12-27 15:40:32 +0800 | [diff] [blame] | 42 | private final DeviceAttributeChangeCallback mCachedDeviceCallback = |
| 43 | new DeviceAttributeChangeCallback(); |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 44 | |
| 45 | private LocalBluetoothManager mLocalBluetoothManager; |
| 46 | private LocalBluetoothProfileManager mProfileManager; |
| 47 | |
| 48 | private MediaDevice mLastAddedDevice; |
| 49 | private MediaDevice mLastRemovedDevice; |
| 50 | |
| 51 | BluetoothMediaManager(Context context, LocalBluetoothManager localBluetoothManager, |
| 52 | Notification notification) { |
| 53 | super(context, notification); |
| 54 | |
| 55 | mLocalBluetoothManager = localBluetoothManager; |
| 56 | mProfileManager = mLocalBluetoothManager.getProfileManager(); |
| 57 | } |
| 58 | |
| 59 | @Override |
| 60 | public void startScan() { |
| 61 | mMediaDevices.clear(); |
| 62 | mLocalBluetoothManager.getEventManager().registerCallback(this); |
| 63 | buildBluetoothDeviceList(); |
| 64 | dispatchDeviceListAdded(); |
| 65 | } |
| 66 | |
| 67 | private void buildBluetoothDeviceList() { |
| 68 | addConnectedA2dpDevices(); |
| 69 | addConnectedHearingAidDevices(); |
| 70 | } |
| 71 | |
| 72 | private void addConnectedA2dpDevices() { |
| 73 | final A2dpProfile a2dpProfile = mProfileManager.getA2dpProfile(); |
| 74 | if (a2dpProfile == null) { |
| 75 | Log.w(TAG, "addConnectedA2dpDevices() a2dp profile is null!"); |
| 76 | return; |
| 77 | } |
timhypeng | a8b826c | 2018-11-14 15:33:53 +0800 | [diff] [blame] | 78 | |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 79 | final List<BluetoothDevice> devices = a2dpProfile.getConnectedDevices(); |
| 80 | final CachedBluetoothDeviceManager cachedBluetoothDeviceManager = |
| 81 | mLocalBluetoothManager.getCachedDeviceManager(); |
| 82 | |
| 83 | for (BluetoothDevice device : devices) { |
| 84 | final CachedBluetoothDevice cachedDevice = |
| 85 | cachedBluetoothDeviceManager.findDevice(device); |
| 86 | |
| 87 | if (cachedDevice == null) { |
| 88 | Log.w(TAG, "Can't found CachedBluetoothDevice : " + device.getName()); |
| 89 | continue; |
| 90 | } |
| 91 | |
| 92 | Log.d(TAG, "addConnectedA2dpDevices() device : " + cachedDevice.getName() |
| 93 | + ", is connected : " + cachedDevice.isConnected()); |
| 94 | |
| 95 | if (cachedDevice.isConnected()) { |
| 96 | addMediaDevice(cachedDevice); |
| 97 | } |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | private void addConnectedHearingAidDevices() { |
| 102 | final HearingAidProfile hapProfile = mProfileManager.getHearingAidProfile(); |
| 103 | if (hapProfile == null) { |
| 104 | Log.w(TAG, "addConnectedA2dpDevices() hap profile is null!"); |
| 105 | return; |
| 106 | } |
timhypeng | a8b826c | 2018-11-14 15:33:53 +0800 | [diff] [blame] | 107 | |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 108 | final List<Long> devicesHiSyncIds = new ArrayList<>(); |
| 109 | final List<BluetoothDevice> devices = hapProfile.getConnectedDevices(); |
| 110 | final CachedBluetoothDeviceManager cachedBluetoothDeviceManager = |
| 111 | mLocalBluetoothManager.getCachedDeviceManager(); |
| 112 | |
| 113 | for (BluetoothDevice device : devices) { |
| 114 | final CachedBluetoothDevice cachedDevice = |
| 115 | cachedBluetoothDeviceManager.findDevice(device); |
| 116 | |
| 117 | if (cachedDevice == null) { |
| 118 | Log.w(TAG, "Can't found CachedBluetoothDevice : " + device.getName()); |
| 119 | continue; |
| 120 | } |
| 121 | |
| 122 | Log.d(TAG, "addConnectedHearingAidDevices() device : " + cachedDevice.getName() |
| 123 | + ", is connected : " + cachedDevice.isConnected()); |
| 124 | final long hiSyncId = hapProfile.getHiSyncId(device); |
| 125 | |
| 126 | // device with same hiSyncId should not be shown in the UI. |
| 127 | // So do not add it into connectedDevices. |
| 128 | if (!devicesHiSyncIds.contains(hiSyncId) && cachedDevice.isConnected()) { |
| 129 | devicesHiSyncIds.add(hiSyncId); |
| 130 | addMediaDevice(cachedDevice); |
| 131 | } |
| 132 | } |
| 133 | } |
| 134 | |
| 135 | private void addMediaDevice(CachedBluetoothDevice cachedDevice) { |
| 136 | MediaDevice mediaDevice = findMediaDevice(MediaDeviceUtils.getId(cachedDevice)); |
| 137 | if (mediaDevice == null) { |
| 138 | mediaDevice = new BluetoothMediaDevice(mContext, cachedDevice); |
timhypeng | 97c6cf6 | 2018-12-27 15:40:32 +0800 | [diff] [blame] | 139 | cachedDevice.registerCallback(mCachedDeviceCallback); |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 140 | mLastAddedDevice = mediaDevice; |
| 141 | mMediaDevices.add(mediaDevice); |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | @Override |
| 146 | public void stopScan() { |
| 147 | mLocalBluetoothManager.getEventManager().unregisterCallback(this); |
timhypeng | 97c6cf6 | 2018-12-27 15:40:32 +0800 | [diff] [blame] | 148 | unregisterCachedDeviceCallback(); |
| 149 | } |
| 150 | |
| 151 | private void unregisterCachedDeviceCallback() { |
| 152 | for (MediaDevice device : mMediaDevices) { |
| 153 | if (device instanceof BluetoothMediaDevice) { |
| 154 | ((BluetoothMediaDevice) device).getCachedDevice() |
| 155 | .unregisterCallback(mCachedDeviceCallback); |
| 156 | } |
| 157 | } |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | @Override |
| 161 | public void onBluetoothStateChanged(int bluetoothState) { |
| 162 | if (BluetoothAdapter.STATE_ON == bluetoothState) { |
| 163 | buildBluetoothDeviceList(); |
| 164 | dispatchDeviceListAdded(); |
| 165 | } else if (BluetoothAdapter.STATE_OFF == bluetoothState) { |
| 166 | final List<MediaDevice> removeDevicesList = new ArrayList<>(); |
| 167 | for (MediaDevice device : mMediaDevices) { |
| 168 | if (device instanceof BluetoothMediaDevice) { |
timhypeng | 97c6cf6 | 2018-12-27 15:40:32 +0800 | [diff] [blame] | 169 | ((BluetoothMediaDevice) device).getCachedDevice() |
| 170 | .unregisterCallback(mCachedDeviceCallback); |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 171 | removeDevicesList.add(device); |
| 172 | } |
| 173 | } |
| 174 | mMediaDevices.removeAll(removeDevicesList); |
| 175 | dispatchDeviceListRemoved(removeDevicesList); |
| 176 | } |
| 177 | } |
| 178 | |
| 179 | @Override |
| 180 | public void onDeviceAdded(CachedBluetoothDevice cachedDevice) { |
| 181 | if (isCachedDeviceConnected(cachedDevice)) { |
| 182 | addMediaDevice(cachedDevice); |
| 183 | dispatchDeviceAdded(cachedDevice); |
| 184 | } |
| 185 | } |
| 186 | |
| 187 | private boolean isCachedDeviceConnected(CachedBluetoothDevice cachedDevice) { |
| 188 | final boolean isConnectedHearingAidDevice = cachedDevice.isConnectedHearingAidDevice(); |
| 189 | final boolean isConnectedA2dpDevice = cachedDevice.isConnectedA2dpDevice(); |
timhypeng | a8b826c | 2018-11-14 15:33:53 +0800 | [diff] [blame] | 190 | Log.d(TAG, "isCachedDeviceConnected() cachedDevice : " + cachedDevice |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 191 | + ", is hearing aid connected : " + isConnectedHearingAidDevice |
| 192 | + ", is a2dp connected : " + isConnectedA2dpDevice); |
| 193 | |
| 194 | return isConnectedHearingAidDevice || isConnectedA2dpDevice; |
| 195 | } |
| 196 | |
| 197 | private void dispatchDeviceAdded(CachedBluetoothDevice cachedDevice) { |
| 198 | if (mLastAddedDevice != null |
| 199 | && MediaDeviceUtils.getId(cachedDevice) == mLastAddedDevice.getId()) { |
| 200 | dispatchDeviceAdded(mLastAddedDevice); |
| 201 | } |
| 202 | } |
| 203 | |
| 204 | @Override |
| 205 | public void onDeviceDeleted(CachedBluetoothDevice cachedDevice) { |
| 206 | if (!isCachedDeviceConnected(cachedDevice)) { |
| 207 | removeMediaDevice(cachedDevice); |
| 208 | dispatchDeviceRemoved(cachedDevice); |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | private void removeMediaDevice(CachedBluetoothDevice cachedDevice) { |
| 213 | final MediaDevice mediaDevice = findMediaDevice(MediaDeviceUtils.getId(cachedDevice)); |
| 214 | if (mediaDevice != null) { |
timhypeng | 97c6cf6 | 2018-12-27 15:40:32 +0800 | [diff] [blame] | 215 | cachedDevice.unregisterCallback(mCachedDeviceCallback); |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 216 | mLastRemovedDevice = mediaDevice; |
| 217 | mMediaDevices.remove(mediaDevice); |
| 218 | } |
| 219 | } |
| 220 | |
| 221 | void dispatchDeviceRemoved(CachedBluetoothDevice cachedDevice) { |
| 222 | if (mLastRemovedDevice != null |
| 223 | && MediaDeviceUtils.getId(cachedDevice) == mLastRemovedDevice.getId()) { |
| 224 | dispatchDeviceRemoved(mLastRemovedDevice); |
| 225 | } |
| 226 | } |
| 227 | |
| 228 | @Override |
| 229 | public void onProfileConnectionStateChanged(CachedBluetoothDevice cachedDevice, int state, |
| 230 | int bluetoothProfile) { |
timhypeng | a8b826c | 2018-11-14 15:33:53 +0800 | [diff] [blame] | 231 | Log.d(TAG, "onProfileConnectionStateChanged() device: " + cachedDevice |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 232 | + ", state: " + state + ", bluetoothProfile: " + bluetoothProfile); |
| 233 | |
| 234 | if (isCachedDeviceConnected(cachedDevice)) { |
| 235 | addMediaDevice(cachedDevice); |
| 236 | dispatchDeviceAdded(cachedDevice); |
| 237 | } else { |
| 238 | removeMediaDevice(cachedDevice); |
| 239 | dispatchDeviceRemoved(cachedDevice); |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | @Override |
| 244 | public void onAclConnectionStateChanged(CachedBluetoothDevice cachedDevice, int state) { |
timhypeng | a8b826c | 2018-11-14 15:33:53 +0800 | [diff] [blame] | 245 | Log.d(TAG, "onAclConnectionStateChanged() device: " + cachedDevice + ", state: " + state); |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 246 | |
| 247 | if (isCachedDeviceConnected(cachedDevice)) { |
| 248 | addMediaDevice(cachedDevice); |
| 249 | dispatchDeviceAdded(cachedDevice); |
| 250 | } else { |
| 251 | removeMediaDevice(cachedDevice); |
| 252 | dispatchDeviceRemoved(cachedDevice); |
| 253 | } |
| 254 | } |
timhypeng | 97c6cf6 | 2018-12-27 15:40:32 +0800 | [diff] [blame] | 255 | class DeviceAttributeChangeCallback implements CachedBluetoothDevice.Callback { |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 256 | @Override |
| 257 | public void onDeviceAttributesChanged() { |
timhypeng | 97c6cf6 | 2018-12-27 15:40:32 +0800 | [diff] [blame] | 258 | dispatchDeviceAttributesChanged(); |
hughchen | a73686f | 2018-11-12 17:42:08 +0800 | [diff] [blame] | 259 | } |
| 260 | } |
| 261 | } |