@Override
public void onReceive(Context context, Intent intent) {
final String action = intent.getAction();
if (BluetoothLeService.ACTION_GATT_CONNECTED.equals(action)) {
mConnected = true;
updateConnectionState(R.string.connected);
invalidateOptionsMenu();
} else if (BluetoothLeService.ACTION_GATT_DISCONNECTED.equals(action)) {
mConnected = false;
updateConnectionState(R.string.disconnected);
invalidateOptionsMenu();
} else if (BluetoothLeService.ACTION_GATT_SERVICES_DISCOVERED.equals(action)) {
BluetoothGattService gattService = mBluetoothLeService.getSoftSerialService();
characteristicTX = gattService.getCharacteristic(BluetoothLeService.UUID_HM_RX_TX);
// characteristicRX = gattService.getCharacteristic(BluetoothLeService.UUID_HM_RX_TX);
characteristicRX = characteristicTX;
if ((gattService != null) && (characteristicTX != null)) {
mBluetoothLeService.setCharacteristicNotification(characteristicTX, true);
isSerial.setText("Serial ready");
updateReadyState(R.string.ready);
} else {
isSerial.setText("Serial can't be found");
}
} else if (BluetoothLeService.ACTION_DATA_AVAILABLE.equals(action)) {
displayData(intent.getStringExtra(mBluetoothLeService.EXTRA_DATA));
}
}
@Override
public void onServiceConnected(ComponentName componentName, IBinder service) {
mBluetoothLeService = ((BluetoothLeService.LocalBinder) service).getService();
if (!mBluetoothLeService.initialize()) {
Log.e(TAG, "Unable to initialize Bluetooth");
finish();
}
// Automatically connects to the device upon successful start-up initialization.
mBluetoothLeService.connect(mDeviceAddress);
}
private void sendMessage(String msg) {
Log.d(TAG, "Sending Result=" + msg);
if (characteristicReady
&& (mBluetoothLeService != null)
&& (characteristicTX != null)
&& (characteristicRX != null)) {
characteristicTX.setValue(msg);
mBluetoothLeService.writeCharacteristic(characteristicTX);
mBluetoothLeService.setCharacteristicNotification(characteristicRX, true);
} else {
Toast.makeText(DeviceControlActivity.this, "BLE Disconnected", Toast.LENGTH_SHORT).show();
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_connect:
mBluetoothLeService.connect(mDeviceAddress);
return true;
case R.id.menu_disconnect:
mBluetoothLeService.disconnect();
return true;
case android.R.id.home:
onBackPressed();
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
protected void onResume() {
super.onResume();
registerReceiver(mGattUpdateReceiver, makeGattUpdateIntentFilter());
if (mBluetoothLeService != null) {
final boolean result = mBluetoothLeService.connect(mDeviceAddress);
Log.d(TAG, "Connect request result=" + result);
}
}
