tennisclient.h Example File

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 #ifndef CHATCLIENT_H
 #define CHATCLIENT_H

 #include <qbluetoothserviceinfo.h>
 #include <qbluetoothsocket.h>

 #include <QtCore/QObject>
 #include <QtCore/QTime>
 #include <QtCore/QTimer>

 QTBLUETOOTH_BEGIN_NAMESPACE
 class QBluetoothSocket;
 QTBLUETOOTH_END_NAMESPACE

 class QDataStream;

 QTBLUETOOTH_USE_NAMESPACE

 class TennisClient : public QObject
 {
     Q_OBJECT

 public:
     explicit TennisClient(QObject *parent = 0);
     ~TennisClient();

     void startClient(const QBluetoothServiceInfo &remoteService);
     void stopClient();

 public slots:
     void moveRightPaddle(int y);
     void error(QBluetoothSocket::SocketError);

 signals:
     void moveBall(int x, int y);
     void score(int left, int right);
     void moveLeftPaddle(int y);

     void connected(const QString &name);
     void disconnected();

     void lag(int ms);

 private slots:
     void readSocket();
     void connected();
     void sendEcho();
     void socketDisconnected();

 private:
     QBluetoothSocket *socket;
     QDataStream *stream;
     QBluetoothServiceInfo serviceInfo;
     QTime *elapsed;
     QTimer lagTimer;
     int lagTimeout;
 };

 #endif // CHATCLIENT_H