Geant4 Cross Reference |
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 // G4VStateDependent 27 // 28 // Class description: 29 // 30 // Abstract base class of all classes which need to be notified when 31 // the state of Geant4 changes. The concrete class object derived from 32 // this base class will be automatically registered to G4StateManager 33 // and the virtual method Notify() will be invoked when the state changes. 34 35 // Authors: G.Cosmo, M.Asai - November 1996 36 // -------------------------------------------------------------------- 37 #ifndef G4VStateDependent_hh 38 #define G4VStateDependent_hh 1 39 40 #include "G4ApplicationState.hh" 41 #include "G4Types.hh" 42 43 class G4Event; 44 class G4Run; 45 46 class G4VStateDependent 47 { 48 public: 49 explicit G4VStateDependent(G4bool bottom = false); 50 virtual ~G4VStateDependent(); 51 G4bool operator==(const G4VStateDependent& right) const; 52 G4bool operator!=(const G4VStateDependent& right) const; 53 54 virtual G4bool Notify(G4ApplicationState requestedState) = 0; 55 // Pure virtual method which will be invoked by G4StateManager. 56 // In case a state change must not be allowed by some reason of the 57 // concrete class, false should be returned. But this scheme use is 58 // NOT recommended. All commands which are state sensitive MUST assign 59 // available state(s). 60 61 virtual void NotifyDeletion(const G4Event*) {} 62 virtual void NotifyDeletion(const G4Run*) {} 63 64 private: 65 G4VStateDependent(const G4VStateDependent& right); 66 G4VStateDependent& operator=(const G4VStateDependent& right); 67 }; 68 69 #endif 70