BluetoothLeService.java 文件源码

@Override
public void onConnectionStateChange(BluetoothGatt gatt, int status, int newState) {
    String intentAction;
    if (newState == BluetoothProfile.STATE_CONNECTED) {
        intentAction = ACTION_GATT_CONNECTED;
        mConnectionState = STATE_CONNECTED;
        broadcastUpdate(intentAction);
        Log.i(TAG, "Connected to GATT server.");
        // Attempts to discover services after successful connection.
        Log.i(TAG, "Attempting to start service discovery:" +
                mBluetoothGatt.discoverServices());

    } else if (newState == BluetoothProfile.STATE_DISCONNECTED) {
        intentAction = ACTION_GATT_DISCONNECTED;
        mConnectionState = STATE_DISCONNECTED;
        Log.i(TAG, "Disconnected from GATT server.");
        broadcastUpdate(intentAction);
    }
}