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// $Id: AnaEx01PrimaryGeneratorAction.hh,v 1.4 2006/06/29 16:33:31 gunter Exp $
// GEANT4 tag $Name: geant4-09-04-beta-01 $
//
// 

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#ifndef AnaEx01PrimaryGeneratorAction_h
#define AnaEx01PrimaryGeneratorAction_h 1

#include "G4VUserPrimaryGeneratorAction.hh"
#include "globals.hh"

class G4ParticleGun;
class G4Event;
class AnaEx01DetectorConstruction;
class AnaEx01PrimaryGeneratorMessenger;

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class AnaEx01PrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
{
  public:
    AnaEx01PrimaryGeneratorAction(AnaEx01DetectorConstruction*);    
   ~AnaEx01PrimaryGeneratorAction();

  public:
    void GeneratePrimaries(G4Event*);
    void SetRndmFlag(G4String val) { rndmFlag = val;}

  private:
    G4ParticleGun*                particleGun;	  //pointer a to G4 service class
    AnaEx01DetectorConstruction*    AnaEx01Detector;  //pointer to the geometry
    
    AnaEx01PrimaryGeneratorMessenger* gunMessenger; //messenger of this class
    G4String                      rndmFlag;	  //flag for a random impact point       
};

#endif