Anzeige welche verfügbaren Bluetooth-Geräte in der Nähe sind

1public class MainActivity extends Activity {
2
3 private Button suche;
4 private BluetoothAdapter btAd;
5 private Set<BluetoothDevice>devicesAr;
6 private ListView listV;
7 private ArrayAdapter ad;
8 private ArrayList arrayL;
9 private ArrayList<BluetoothDevice> devs;
10 private ArrayList<String> pairedDevs;
11 private IntentFilter filter;
12
13protected void onCreate(Bundle savedInstanceState) {
14 setContentView(R.layout.bluetooth);
15 listV = (ListView)findViewById(R.id.listV)
16
17 btA= BluetoothAdapter.getDefaultAdapter();
18 devs = new ArrayList<BluetoothDevice>();
19 pairedDevs = new ArrayList<String>();
20 devicesAr = btAd.getBondedDevices();
21 filter = new IntentFilter(BluetoothDevice.ACTION_FOUND);
22 registerReceiver(receiver, filter);
23
24 public void suche(View view) {
25 btAd.startDiscovery();
26 }
27
28private final BroadcastReceiver receiver = new BroadcastReceiver() {
29 public void onReceive(Context context, Intent intent) {
30 String action = intent.getAction();
31
32 if(BluetoothDevice.ACTION_FOUND.equals(action)){
33 BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
34 devs.add(device);
35 }
36 }

1con.registerReceiver(...)

1registerReceiver(...)