Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/interfaces/implementation/include/G4Xt.hh

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  1 //
  2 // ********************************************************************
  3 // * License and Disclaimer                                           *
  4 // *                                                                  *
  5 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
  6 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
  7 // * conditions of the Geant4 Software License,  included in the file *
  8 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
  9 // * include a list of copyright holders.                             *
 10 // *                                                                  *
 11 // * Neither the authors of this software system, nor their employing *
 12 // * institutes,nor the agencies providing financial support for this *
 13 // * work  make  any representation or  warranty, express or implied, *
 14 // * regarding  this  software system or assume any liability for its *
 15 // * use.  Please see the license in the file  LICENSE  and URL above *
 16 // * for the full disclaimer and the limitation of liability.         *
 17 // *                                                                  *
 18 // * This  code  implementation is the result of  the  scientific and *
 19 // * technical work of the GEANT4 collaboration.                      *
 20 // * By using,  copying,  modifying or  distributing the software (or *
 21 // * any work based  on the software)  you  agree  to acknowledge its *
 22 // * use  in  resulting  scientific  publications,  and indicate your *
 23 // * acceptance of all terms of the Geant4 Software license.          *
 24 // ********************************************************************
 25 //
 26 //
 27 //
 28 //  To unify X11 event treatment between
 29 // G4/interfaces Xt sessions and G4/visualizations Xt drivers.
 30 // G.Barrand
 31 
 32 #ifndef G4XT_HH
 33 #define G4XT_HH
 34 
 35 #include "G4VInteractorManager.hh"
 36 
 37 #include <X11/Intrinsic.h>
 38 
 39 // Class description :
 40 //
 41 //  G4Xt : a singleton to handle GUI sessions and visualization
 42 // drivers built over Xt. It permits to have one Xt main loop for
 43 // the whole application. The Xt toolkit is inited in the
 44 // constructor. It is done once for the whole application.
 45 //
 46 // Class description - end :
 47 
 48 class G4Xt : public G4VInteractorManager
 49 {
 50  public:
 51   static G4Xt* getInstance();
 52   static G4Xt* getInstance(int, char**, char*);
 53   void PutStringInResourceDatabase(char*);
 54   G4bool Inited();
 55   void* GetEvent();
 56   void FlushAndWaitExecution();
 57   virtual ~G4Xt();
 58   // Workaround for gcc8 Coverity cast warning
 59   static bool xt_dispatch_event(void* a_event) { return XtDispatchEvent((XEvent*)a_event); }
 60 
 61  private:
 62   G4Xt(const G4Xt&);
 63   G4Xt(int, char**, char*);
 64   G4Xt& operator=(const G4Xt&);
 65   static G4Xt* instance;  // Pointer to single instance.
 66 };
 67 
 68 #endif
 69