Android手机连接蓝牙设备后,不能通过搜索再次搜到,网上各种方法试了均无效,反射机制也用了没啥用,哪位大神可以帮忙
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- oyljerry 2018-08-14 02:30关注
public void checkConnected() { // true == headset connected && connected headset is support hands free int state = BluetoothAdapter.getDefaultAdapter().getProfileConnectionState(BluetoothProfile.HEADSET); if (state != BluetoothProfile.STATE_CONNECTED) return; try { BluetoothAdapter.getDefaultAdapter().getProfileProxy(_context, serviceListener, BluetoothProfile.HEADSET); } catch (Exception e) { e.printStackTrace(); } } private ServiceListener serviceListener = new ServiceListener() { @Override public void onServiceDisconnected(int profile) { } @Override public void onServiceConnected(int profile, BluetoothProfile proxy) { for (BluetoothDevice device : proxy.getConnectedDevices()) { Log.i("onServiceConnected", "|" + device.getName() + " | " + device.getAddress() + " | " + proxy.getConnectionState(device) + "(connected = " + BluetoothProfile.STATE_CONNECTED + ")"); } BluetoothAdapter.getDefaultAdapter().closeProfileProxy(profile, proxy); } };
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