#ifndef QSINGLEAPPLICATION_H #define QSINGLEAPPLICATION_H #include #include class QSingleApplication: public QThread { Q_OBJECT public: QSingleApplication(const QString & app_name = QString("qapp")); ~QSingleApplication(); bool isFirst() const {return first;} private: void run(); QSharedMemory shm; bool first, exiting; public slots: void sendMessage(const QByteArray & m); signals: void messageReceived(QByteArray); }; #endif // QSINGLEAPPLICATION_H