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      1 /*
      2  * Copyright (C) 2012 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.settingslib.bluetooth;
     18 
     19 import android.bluetooth.BluetoothAdapter;
     20 import android.bluetooth.BluetoothClass;
     21 import android.bluetooth.BluetoothDevice;
     22 import android.bluetooth.BluetoothMapClient;
     23 import android.bluetooth.BluetoothProfile;
     24 import android.bluetooth.BluetoothUuid;
     25 import android.content.Context;
     26 import android.os.ParcelUuid;
     27 import android.util.Log;
     28 
     29 import com.android.settingslib.R;
     30 
     31 import java.util.ArrayList;
     32 import java.util.List;
     33 
     34 /**
     35  * MapClientProfile handles the Bluetooth MAP MCE role.
     36  */
     37 public final class MapClientProfile implements LocalBluetoothProfile {
     38     private static final String TAG = "MapClientProfile";
     39 
     40     private BluetoothMapClient mService;
     41     private boolean mIsProfileReady;
     42 
     43     private final CachedBluetoothDeviceManager mDeviceManager;
     44     private final LocalBluetoothProfileManager mProfileManager;
     45 
     46     static final ParcelUuid[] UUIDS = {
     47         BluetoothUuid.MAP,
     48         BluetoothUuid.MNS,
     49         BluetoothUuid.MAS,
     50     };
     51 
     52     static final String NAME = "MAP Client";
     53 
     54     // Order of this profile in device profiles list
     55     private static final int ORDINAL = 0;
     56 
     57     // These callbacks run on the main thread.
     58     private final class MapClientServiceListener
     59             implements BluetoothProfile.ServiceListener {
     60 
     61         public void onServiceConnected(int profile, BluetoothProfile proxy) {
     62             mService = (BluetoothMapClient) proxy;
     63             // We just bound to the service, so refresh the UI for any connected MAP devices.
     64             List<BluetoothDevice> deviceList = mService.getConnectedDevices();
     65             while (!deviceList.isEmpty()) {
     66                 BluetoothDevice nextDevice = deviceList.remove(0);
     67                 CachedBluetoothDevice device = mDeviceManager.findDevice(nextDevice);
     68                 // we may add a new device here, but generally this should not happen
     69                 if (device == null) {
     70                     Log.w(TAG, "MapProfile found new device: " + nextDevice);
     71                     device = mDeviceManager.addDevice(nextDevice);
     72                 }
     73                 device.onProfileStateChanged(MapClientProfile.this,
     74                         BluetoothProfile.STATE_CONNECTED);
     75                 device.refresh();
     76             }
     77 
     78             mProfileManager.callServiceConnectedListeners();
     79             mIsProfileReady=true;
     80         }
     81 
     82         public void onServiceDisconnected(int profile) {
     83             mProfileManager.callServiceDisconnectedListeners();
     84             mIsProfileReady=false;
     85         }
     86     }
     87 
     88     public boolean isProfileReady() {
     89         Log.d(TAG, "isProfileReady(): "+ mIsProfileReady);
     90         return mIsProfileReady;
     91     }
     92 
     93     @Override
     94     public int getProfileId() {
     95         return BluetoothProfile.MAP_CLIENT;
     96     }
     97 
     98     MapClientProfile(Context context, CachedBluetoothDeviceManager deviceManager,
     99             LocalBluetoothProfileManager profileManager) {
    100         mDeviceManager = deviceManager;
    101         mProfileManager = profileManager;
    102         BluetoothAdapter.getDefaultAdapter().getProfileProxy(context,
    103                 new MapClientServiceListener(), BluetoothProfile.MAP_CLIENT);
    104     }
    105 
    106     public boolean accessProfileEnabled() {
    107         return true;
    108     }
    109 
    110     public boolean isAutoConnectable() {
    111         return true;
    112     }
    113 
    114     public boolean connect(BluetoothDevice device) {
    115         if (mService == null) {
    116             return false;
    117         }
    118         return mService.connect(device);
    119     }
    120 
    121     public boolean disconnect(BluetoothDevice device) {
    122         if (mService == null) {
    123             return false;
    124         }
    125         // Downgrade priority as user is disconnecting.
    126         if (mService.getPriority(device) > BluetoothProfile.PRIORITY_ON) {
    127             mService.setPriority(device, BluetoothProfile.PRIORITY_ON);
    128         }
    129         return mService.disconnect(device);
    130     }
    131 
    132     public int getConnectionStatus(BluetoothDevice device) {
    133         if (mService == null) {
    134             return BluetoothProfile.STATE_DISCONNECTED;
    135         }
    136         return mService.getConnectionState(device);
    137     }
    138 
    139     public boolean isPreferred(BluetoothDevice device) {
    140         if (mService == null) {
    141             return false;
    142         }
    143         return mService.getPriority(device) > BluetoothProfile.PRIORITY_OFF;
    144     }
    145 
    146     public int getPreferred(BluetoothDevice device) {
    147         if (mService == null) {
    148             return BluetoothProfile.PRIORITY_OFF;
    149         }
    150         return mService.getPriority(device);
    151     }
    152 
    153     public void setPreferred(BluetoothDevice device, boolean preferred) {
    154         if (mService == null) {
    155             return;
    156         }
    157         if (preferred) {
    158             if (mService.getPriority(device) < BluetoothProfile.PRIORITY_ON) {
    159                 mService.setPriority(device, BluetoothProfile.PRIORITY_ON);
    160             }
    161         } else {
    162             mService.setPriority(device, BluetoothProfile.PRIORITY_OFF);
    163         }
    164     }
    165 
    166     public List<BluetoothDevice> getConnectedDevices() {
    167         if (mService == null) {
    168             return new ArrayList<BluetoothDevice>(0);
    169         }
    170         return mService.getDevicesMatchingConnectionStates(
    171               new int[] {BluetoothProfile.STATE_CONNECTED,
    172                          BluetoothProfile.STATE_CONNECTING,
    173                          BluetoothProfile.STATE_DISCONNECTING});
    174     }
    175 
    176     public String toString() {
    177         return NAME;
    178     }
    179 
    180     public int getOrdinal() {
    181         return ORDINAL;
    182     }
    183 
    184     public int getNameResource(BluetoothDevice device) {
    185         return R.string.bluetooth_profile_map;
    186     }
    187 
    188     public int getSummaryResourceForDevice(BluetoothDevice device) {
    189         int state = getConnectionStatus(device);
    190         switch (state) {
    191             case BluetoothProfile.STATE_DISCONNECTED:
    192                 return R.string.bluetooth_map_profile_summary_use_for;
    193 
    194             case BluetoothProfile.STATE_CONNECTED:
    195                 return R.string.bluetooth_map_profile_summary_connected;
    196 
    197             default:
    198                 return BluetoothUtils.getConnectionStateSummary(state);
    199         }
    200     }
    201 
    202     public int getDrawableResource(BluetoothClass btClass) {
    203         return com.android.internal.R.drawable.ic_phone;
    204     }
    205 
    206     protected void finalize() {
    207         Log.d(TAG, "finalize()");
    208         if (mService != null) {
    209             try {
    210                 BluetoothAdapter.getDefaultAdapter().closeProfileProxy(BluetoothProfile.MAP_CLIENT,
    211                         mService);
    212                 mService = null;
    213             }catch (Throwable t) {
    214                 Log.w(TAG, "Error cleaning up MAP Client proxy", t);
    215             }
    216         }
    217     }
    218 }
    219