void HideGraphWindowSignal(void);
                void ExitSignal(void);
 };
+
+
+class WorkerThread : public QThread {
+       Q_OBJECT;
+public:
+       WorkerThread(char*, bool);
+       ~WorkerThread();
+       void run();
+private:
+       char *script_cmds_file = NULL;
+       bool usb_present;
+};
+
 #endif // PROXGUI_QT