G4Qt.hh

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//
// $Id: G4Qt.hh 70674 2013-06-04 07:36:41Z gcosmo $
//
//  To unify Qt event treatment between 
// G4/interfaces Qt sessions and G4/visualizations Qt drivers.
// L. Garnier

#ifndef G4QT_HH
#define G4QT_HH

#if defined(G4INTY_BUILD_QT) || defined(G4INTY_USE_QT)

#include "G4VInteractorManager.hh"

class QWidget;
class QString;

// Class description :
//
//  G4Qt : a singleton to handle GUI sessions and visualization 
// drivers built over Qt. It permits to have one Qt main loop for 
// the whole application. The Qt toolkit is inited in the 
// constructor. It is done once for the whole application.
//
// Class description - end :

class G4Qt : public G4VInteractorManager {
public:
  static G4Qt* getInstance();
  static G4Qt* getInstance(int,char**,char*);
  G4bool Inited();
  void* GetEvent();
  void FlushAndWaitExecution();
  virtual ~G4Qt();                     
  bool IsExternalApp();

private:
  G4Qt (const G4Qt&);
  G4Qt (int,char**,char*);                     
  G4Qt& operator= (const G4Qt&);
  static G4Qt* instance; // Pointer to single instance.
  int    argn;
  char** args;
  bool externalApp;
};

#endif //HAS_QT

#endif