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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.BluetoothMap;
     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  * MapProfile handles Bluetooth MAP profile.
     36  */
     37 public class MapProfile implements LocalBluetoothProfile {
     38     private static final String TAG = "MapProfile";
     39     private static boolean V = true;
     40 
     41     private BluetoothMap mService;
     42     private boolean mIsProfileReady;
     43 
     44     private final LocalBluetoothAdapter mLocalAdapter;
     45     private final CachedBluetoothDeviceManager mDeviceManager;
     46     private final LocalBluetoothProfileManager mProfileManager;
     47 
     48     static final ParcelUuid[] UUIDS = {
     49         BluetoothUuid.MAP,
     50         BluetoothUuid.MNS,
     51         BluetoothUuid.MAS,
     52     };
     53 
     54     static final String NAME = "MAP";
     55 
     56     // Order of this profile in device profiles list
     57 
     58     // These callbacks run on the main thread.
     59     private final class MapServiceListener
     60             implements BluetoothProfile.ServiceListener {
     61 
     62         public void onServiceConnected(int profile, BluetoothProfile proxy) {
     63             if (V) Log.d(TAG,"Bluetooth service connected");
     64             mService = (BluetoothMap) proxy;
     65             // We just bound to the service, so refresh the UI for any connected MAP devices.
     66             List<BluetoothDevice> deviceList = mService.getConnectedDevices();
     67             while (!deviceList.isEmpty()) {
     68                 BluetoothDevice nextDevice = deviceList.remove(0);
     69                 CachedBluetoothDevice device = mDeviceManager.findDevice(nextDevice);
     70                 // we may add a new device here, but generally this should not happen
     71                 if (device == null) {
     72                     Log.w(TAG, "MapProfile found new device: " + nextDevice);
     73                     device = mDeviceManager.addDevice(mLocalAdapter, mProfileManager, nextDevice);
     74                 }
     75                 device.onProfileStateChanged(MapProfile.this,
     76                         BluetoothProfile.STATE_CONNECTED);
     77                 device.refresh();
     78             }
     79 
     80             mProfileManager.callServiceConnectedListeners();
     81             mIsProfileReady=true;
     82         }
     83 
     84         public void onServiceDisconnected(int profile) {
     85             if (V) Log.d(TAG,"Bluetooth service disconnected");
     86             mProfileManager.callServiceDisconnectedListeners();
     87             mIsProfileReady=false;
     88         }
     89     }
     90 
     91     public boolean isProfileReady() {
     92         if(V) Log.d(TAG,"isProfileReady(): "+ mIsProfileReady);
     93         return mIsProfileReady;
     94     }
     95 
     96     @Override
     97     public int getProfileId() {
     98         return BluetoothProfile.MAP;
     99     }
    100 
    101     MapProfile(Context context, LocalBluetoothAdapter adapter,
    102             CachedBluetoothDeviceManager deviceManager,
    103             LocalBluetoothProfileManager profileManager) {
    104         mLocalAdapter = adapter;
    105         mDeviceManager = deviceManager;
    106         mProfileManager = profileManager;
    107         mLocalAdapter.getProfileProxy(context, new MapServiceListener(),
    108                 BluetoothProfile.MAP);
    109     }
    110 
    111     public boolean isConnectable() {
    112         return true;
    113     }
    114 
    115     public boolean isAutoConnectable() {
    116         return true;
    117     }
    118 
    119     public boolean connect(BluetoothDevice device) {
    120         if(V)Log.d(TAG,"connect() - should not get called");
    121         return false; // MAP never connects out
    122     }
    123 
    124     public boolean disconnect(BluetoothDevice device) {
    125         if (mService == null) return false;
    126         List<BluetoothDevice> deviceList = mService.getConnectedDevices();
    127         if (!deviceList.isEmpty() && deviceList.get(0).equals(device)) {
    128             if (mService.getPriority(device) > BluetoothProfile.PRIORITY_ON) {
    129                 mService.setPriority(device, BluetoothProfile.PRIORITY_ON);
    130             }
    131             return mService.disconnect(device);
    132         } else {
    133             return false;
    134         }
    135     }
    136 
    137     public int getConnectionStatus(BluetoothDevice device) {
    138         if (mService == null) return BluetoothProfile.STATE_DISCONNECTED;
    139         List<BluetoothDevice> deviceList = mService.getConnectedDevices();
    140         if(V) Log.d(TAG,"getConnectionStatus: status is: "+ mService.getConnectionState(device));
    141 
    142         return !deviceList.isEmpty() && deviceList.get(0).equals(device)
    143                 ? mService.getConnectionState(device)
    144                 : BluetoothProfile.STATE_DISCONNECTED;
    145     }
    146 
    147     public boolean isPreferred(BluetoothDevice device) {
    148         if (mService == null) return false;
    149         return mService.getPriority(device) > BluetoothProfile.PRIORITY_OFF;
    150     }
    151 
    152     public int getPreferred(BluetoothDevice device) {
    153         if (mService == null) return BluetoothProfile.PRIORITY_OFF;
    154         return mService.getPriority(device);
    155     }
    156 
    157     public void setPreferred(BluetoothDevice device, boolean preferred) {
    158         if (mService == null) return;
    159         if (preferred) {
    160             if (mService.getPriority(device) < BluetoothProfile.PRIORITY_ON) {
    161                 mService.setPriority(device, BluetoothProfile.PRIORITY_ON);
    162             }
    163         } else {
    164             mService.setPriority(device, BluetoothProfile.PRIORITY_OFF);
    165         }
    166     }
    167 
    168     public List<BluetoothDevice> getConnectedDevices() {
    169         if (mService == null) return new ArrayList<BluetoothDevice>(0);
    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 BluetoothProfile.MAP;
    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 Utils.getConnectionStateSummary(state);
    199         }
    200     }
    201 
    202     public int getDrawableResource(BluetoothClass btClass) {
    203         return R.drawable.ic_bt_cellphone;
    204     }
    205 
    206     protected void finalize() {
    207         if (V) Log.d(TAG, "finalize()");
    208         if (mService != null) {
    209             try {
    210                 BluetoothAdapter.getDefaultAdapter().closeProfileProxy(BluetoothProfile.MAP,
    211                                                                        mService);
    212                 mService = null;
    213             }catch (Throwable t) {
    214                 Log.w(TAG, "Error cleaning up MAP proxy", t);
    215             }
    216         }
    217     }
    218 }
    219