private BroadcastReceiver receiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { String action = intent.getAction(); if (BluetoothDevice.ACTION_FOUND.equals(action)) { BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); System.out.println(device.getName()); } } }
5.蓝牙设备的配对和状态监视private BroadcastReceiver receiver = new BroadcastReceiver() { @Override public void onReceive(Context context, Intent intent) { String action = intent.getAction(); if (BluetoothDevice.ACTION_FOUND.equals(action)) { // 获取查找到的蓝牙设备 BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); System.out.println(device.getName()); // 如果查找到的设备符合要连接的设备，处理 if (device.getName().equalsIgnoreCase(name)) { // 搜索蓝牙设备的过程占用资源比较多，一旦找到需要连接的设备后需要及时关闭搜索 adapter.cancelDiscovery(); // 获取蓝牙设备的连接状态 connectState = device.getBondState(); switch (connectState) { // 未配对 case BluetoothDevice.BOND_NONE: // 配对 try { Method createBondMethod = BluetoothDevice.class.getMethod("createBond"); createBondMethod.invoke(device); } catch (Exception e) { e.printStackTrace(); } break; // 已配对 case BluetoothDevice.BOND_BONDED: try { // 连接 connect(device); } catch (IOException e) { e.printStackTrace(); } break; } } } else if(BluetoothDevice.ACTION_BOND_STATE_CHANGED.equals(action)) { // 状态改变的广播 BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); if (device.getName().equalsIgnoreCase(name)) { connectState = device.getBondState(); switch (connectState) { case BluetoothDevice.BOND_NONE: break; case BluetoothDevice.BOND_BONDING: break; case BluetoothDevice.BOND_BONDED: try { // 连接 connect(device); } catch (IOException e) { e.printStackTrace(); } break; } } } } }
6.蓝牙设备的连接