G4Qt.hh

Go to the documentation of this file.

//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
// * The  Geant4 software  is  copyright of the Copyright Holders  of *
// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
// * LICENSE and available at  http://cern.ch/geant4/license .  These *
// * include a list of copyright holders.                             *
// *                                                                  *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
// *                                                                  *
// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
// * use  in  resulting  scientific  publications,  and indicate your *
// * acceptance of all terms of the Geant4 Software license.          *
// ********************************************************************
//
//
//
//  To unify Qt event treatment between
// G4/interfaces Qt sessions and G4/visualizations Qt drivers.
// L. Garnier
 
#ifndef G4QT_HH
#define G4QT_HH
 
#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() override;
  void* GetEvent() override;
  void FlushAndWaitExecution() override;
  ~G4Qt() override;
  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