include/Geant4/G4Qt.hh

0001 //
0002 // ********************************************************************
0003 // * License and Disclaimer                                           *
0004 // *                                                                  *
0005 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
0006 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
0007 // * conditions of the Geant4 Software License,  included in the file *
0008 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
0009 // * include a list of copyright holders.                             *
0010 // *                                                                  *
0011 // * Neither the authors of this software system, nor their employing *
0012 // * institutes,nor the agencies providing financial support for this *
0013 // * work  make  any representation or  warranty, express or implied, *
0014 // * regarding  this  software system or assume any liability for its *
0015 // * use.  Please see the license in the file  LICENSE  and URL above *
0016 // * for the full disclaimer and the limitation of liability.         *
0017 // *                                                                  *
0018 // * This  code  implementation is the result of  the  scientific and *
0019 // * technical work of the GEANT4 collaboration.                      *
0020 // * By using,  copying,  modifying or  distributing the software (or *
0021 // * any work based  on the software)  you  agree  to acknowledge its *
0022 // * use  in  resulting  scientific  publications,  and indicate your *
0023 // * acceptance of all terms of the Geant4 Software license.          *
0024 // ********************************************************************
0025 //
0026 //
0027 //
0028 //  To unify Qt event treatment between
0029 // G4/interfaces Qt sessions and G4/visualizations Qt drivers.
0030 // L. Garnier
0031
0032 #ifndef G4QT_HH
0033 #define G4QT_HH
0034
0035 #include "G4VInteractorManager.hh"
0036
0037 class QWidget;
0038 class QString;
0039
0040 // Class description :
0041 //
0042 //  G4Qt : a singleton to handle GUI sessions and visualization
0043 // drivers built over Qt. It permits to have one Qt main loop for
0044 // the whole application. The Qt toolkit is inited in the
0045 // constructor. It is done once for the whole application.
0046 //
0047 // Class description - end :
0048
0049 class G4Qt : public G4VInteractorManager
0050 {
0051  public:
0052   static G4Qt* getInstance();
0053   static G4Qt* getInstance(int, char**, char*);
0054   G4bool Inited() override;
0055   void* GetEvent() override;
0056   void FlushAndWaitExecution() override;
0057   ~G4Qt() override;
0058   bool IsExternalApp();
0059
0060  private:
0061   G4Qt(const G4Qt&);
0062   G4Qt(int, char**, char*);
0063   G4Qt& operator=(const G4Qt&);
0064   static G4Qt* instance;  // Pointer to single instance.
0065   int argn;
0066   char** args;
0067   bool externalApp;
0068 };
0069
0070 #endif