[833] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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| 27 | // $Id: G4StateManager.hh,v 1.10 2006/06/29 19:02:59 gunter Exp $ |
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| 28 | // GEANT4 tag $Name: $ |
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| 29 | // |
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| 30 | // |
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| 31 | // ------------------------------------------------------------ |
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| 32 | // GEANT 4 class header file |
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| 33 | // |
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| 34 | // |
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| 35 | // ---------------- G4StateManager ---------------- |
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| 36 | // |
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| 37 | // Authors: G.Cosmo, M.Asai - November 1996 |
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| 38 | // |
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| 39 | // ------------------------------------------------------------- |
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| 40 | // |
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| 41 | // Class Description: |
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| 42 | // |
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| 43 | // Class responsible for handling and updating the running state |
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| 44 | // of the Geant4 application during its different phases. |
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| 45 | // The class is a singleton, it can be accessed via the public |
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| 46 | // method G4StateManager::GetStateManager(). |
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| 47 | // |
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| 48 | // States of Geant4 are defined in G4ApplicationState. |
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| 49 | |
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| 50 | // ------------------------------------------------------------- |
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| 51 | |
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| 52 | #ifndef G4StateManager_h |
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| 53 | #define G4StateManager_h 1 |
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| 54 | |
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| 55 | #include <vector> |
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| 56 | #include "globals.hh" |
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| 57 | #include "G4ApplicationState.hh" |
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| 58 | #include "G4VStateDependent.hh" |
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| 59 | #include "G4VExceptionHandler.hh" |
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| 60 | |
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| 61 | class G4StateManager |
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| 62 | { |
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| 63 | |
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| 64 | public: // with description |
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| 65 | |
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| 66 | static G4StateManager* GetStateManager(); |
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| 67 | // The G4StateManager class is a singleton class and the pointer |
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| 68 | // to the only one existing object can be obtained by this static |
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| 69 | // method. |
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| 70 | |
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| 71 | protected: |
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| 72 | |
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| 73 | G4StateManager(); |
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| 74 | |
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| 75 | public: |
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| 76 | |
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| 77 | ~G4StateManager(); |
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| 78 | |
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| 79 | public: // with description |
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| 80 | |
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| 81 | G4ApplicationState GetCurrentState() const; |
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| 82 | // Returns the current state |
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| 83 | G4ApplicationState GetPreviousState() const; |
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| 84 | // Returns the previous state |
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| 85 | G4bool SetNewState(G4ApplicationState requestedState); |
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| 86 | // Set Geant4 to a new state. |
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| 87 | // In case the request is irregal, false will be returned |
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| 88 | // and the state of Geant4 will not be changed. |
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| 89 | G4bool SetNewState(G4ApplicationState requestedState, const char* msg); |
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| 90 | // Set Geant4 to a new state. |
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| 91 | // In case the request is irregal, false will be returned |
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| 92 | // and the state of Geant4 will not be changed. |
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| 93 | // "msg" is information associating to this state change |
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| 94 | G4bool RegisterDependent(G4VStateDependent* aDependent,G4bool bottom=false); |
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| 95 | // Register a concrete class of G4VStateDependent. |
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| 96 | // Registered concrete classes will be notified via |
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| 97 | // G4VStateDependent::Notify() method when the state of Geant4 changes. |
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| 98 | // False will be returned if registration fails. |
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| 99 | G4bool DeregisterDependent(G4VStateDependent* aDependent); |
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| 100 | // Remove the registration. |
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| 101 | // False will be returned if aDependent has not been registered. |
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| 102 | G4VStateDependent* RemoveDependent(const G4VStateDependent* aDependent); |
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| 103 | // Remove the registration. |
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| 104 | // Removed pointer is returned. |
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| 105 | G4String GetStateString(G4ApplicationState aState) const; |
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| 106 | // Utility method which returns a string of the state name. |
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| 107 | |
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| 108 | public: |
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| 109 | |
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| 110 | inline void SetSuppressAbortion(G4int i); |
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| 111 | inline G4int GetSuppressAbortion() const; |
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| 112 | inline const char* GetMessage() const; |
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| 113 | inline void SetExceptionHandler(G4VExceptionHandler* eh); |
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| 114 | inline G4VExceptionHandler* GetExceptionHandler() const; |
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| 115 | |
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| 116 | public: |
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| 117 | |
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| 118 | //void Pause(); |
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| 119 | //void Pause(const char* msg); |
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| 120 | //void Pause(G4String msg); |
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| 121 | //// G4UIsession::pauseSession() will be invoked. The argument string "msg" |
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| 122 | //// will be used as a prompt characters if the session is non-graphical. |
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| 123 | //// This method can be invoked by any user action class during the event |
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| 124 | //// loop. After the user's interactions, control goes back to the caller. |
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| 125 | |
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| 126 | private: |
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| 127 | |
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| 128 | G4StateManager(const G4StateManager &right); |
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| 129 | G4StateManager& operator=(const G4StateManager &right); |
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| 130 | G4int operator==(const G4StateManager &right) const; |
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| 131 | G4int operator!=(const G4StateManager &right) const; |
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| 132 | |
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| 133 | private: |
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| 134 | |
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| 135 | static G4StateManager* theStateManager; |
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| 136 | G4ApplicationState theCurrentState; |
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| 137 | G4ApplicationState thePreviousState; |
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| 138 | std::vector<G4VStateDependent*> theDependentsList; |
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| 139 | G4VStateDependent* theBottomDependent; |
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| 140 | G4int suppressAbortion; |
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| 141 | const char* msgptr; |
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| 142 | G4VExceptionHandler* exceptionHandler; |
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| 143 | |
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| 144 | }; |
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| 145 | |
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| 146 | #include "G4StateManager.icc" |
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| 147 | |
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| 148 | #endif |
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