tennisserver.h Example File

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 #ifndef TENNISSERVER_H
 #define TENNISSERVER_H

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

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

 QTBLUETOOTH_BEGIN_NAMESPACE
 class QL2capServer;
 class QBluetoothSocket;
 class QBluetoothServiceInfo;
 QTBLUETOOTH_END_NAMESPACE

 QTBLUETOOTH_USE_NAMESPACE

 class TennisServer : public QObject
 {
     Q_OBJECT

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

     void startServer();
     void stopServer();

     quint16 serverPort() const;

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

 signals:
     void moveRightPaddle(int y);
     void clientDisconnected(const QString &name);
     void clientConnected(const QString &name);
     void lag(int ms);

 private slots:
     void clientConnected();
     void clientDisconnected();
     void readSocket();
     void sendEcho();
     void socketError(QBluetoothSocket::SocketError err);

 private:
     QL2capServer *l2capServer;
     QBluetoothServiceInfo serviceInfo;
     QBluetoothSocket *clientSocket;
     QDataStream *stream;
     QTime elapsed;
     QTime ballElapsed;
     QTimer lagTimer;
     int lagReplyTimeout;
 };

 #endif // CHATSERVER_H