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Bluetooth 一覧
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import android.app.Activity; | |
import android.bluetooth.BluetoothAdapter; | |
import android.bluetooth.BluetoothDevice; | |
import android.content.BroadcastReceiver; | |
import android.content.Context; | |
import android.content.Intent; | |
import android.content.IntentFilter; | |
import android.os.Bundle; | |
import android.view.View; | |
import android.widget.AdapterView; | |
import android.widget.AdapterView.OnItemClickListener; | |
import android.widget.ArrayAdapter; | |
import android.widget.ListView; | |
public class MainActivity extends Activity { | |
private ListView mListView; | |
private ArrayAdapter<String> mAdapter; | |
private BluetoothAdapter mBluetoothAdapter; | |
private BroadcastReceiver mBluetoothSearchReceiver = new BroadcastReceiver(){ | |
@Override | |
public void onReceive(Context context, Intent intent) { | |
if(BluetoothDevice.ACTION_FOUND.equals(intent.getAction())){ | |
// 取得したbluetooth情報を取得 | |
BluetoothDevice device = intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE); | |
mAdapter.add(device.getAddress()); | |
mAdapter.notifyDataSetChanged(); | |
mListView.smoothScrollToPosition(mAdapter.getCount()); | |
} | |
} | |
}; | |
@Override | |
protected void onCreate(Bundle savedInstanceState) { | |
super.onCreate(savedInstanceState); | |
setContentView(R.layout.activity_main); | |
mListView = (ListView)findViewById(R.id.listView); | |
mAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1); | |
mListView.setAdapter(mAdapter); | |
mListView.setOnItemClickListener(new OnItemClickListener() { | |
@Override | |
public void onItemClick(AdapterView<?> parent, View view,int position, long id) { | |
} | |
}); | |
IntentFilter bluetoothFilter = new IntentFilter(BluetoothDevice.ACTION_FOUND); | |
registerReceiver(mBluetoothSearchReceiver, bluetoothFilter); | |
mBluetoothAdapter = mBluetoothAdapter.getDefaultAdapter(); | |
mBluetoothAdapter.startDiscovery(); //検索開始 | |
} | |
@Override | |
protected void onDestroy(){ | |
super.onDestroy(); | |
mBluetoothAdapter.cancelDiscovery(); //検索キャンセル | |
unregisterReceiver(mBluetoothSearchReceiver); //filter解除 | |
} | |
} |
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