TParticleClassPDG.h

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// @(#)root/eg:$Id$
// Author: Pasha Murat   12/02/99
 
/*************************************************************************
 * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers.               *
 * All rights reserved.                                                  *
 *                                                                       *
 * For the licensing terms see $ROOTSYS/LICENSE.                         *
 * For the list of contributors see $ROOTSYS/README/CREDITS.             *
 *************************************************************************/
#ifndef TParticleClassPDG_hh
#define TParticleClassPDG_hh
 
#include "TNamed.h"
#include "TObjArray.h"
 
class TParticlePDG;
 
class TParticleClassPDG : public TNamed {
public:
//------------------------------------------------------------------------------
//     data members
//------------------------------------------------------------------------------
protected:
   TObjArray*  fListOfParticles;  // list of (non-owned) particles
 
   TParticleClassPDG(const TParticleClassPDG& pcp): TNamed(pcp), fListOfParticles(pcp.fListOfParticles) { }
   TParticleClassPDG& operator=(const TParticleClassPDG& pcp)
   {if(this!=&pcp) {TNamed::operator=(pcp); fListOfParticles=pcp.fListOfParticles;}
       return *this;
   }
//------------------------------------------------------------------------------
// functions
//------------------------------------------------------------------------------
public:
   // ****** constructors  and destructor
 
   TParticleClassPDG(const char* name = 0);
   virtual ~TParticleClassPDG();
   // ****** access methods
 
   Int_t   GetNParticles () {
      return fListOfParticles->GetEntriesFast();
   }
 
   TParticlePDG* GetParticle(Int_t i) {
      return (TParticlePDG*) fListOfParticles->At(i);
   }
 
   TObjArray* GetListOfParticles() { return fListOfParticles; }
 
   // ****** modifiers
 
   void AddParticle(TObject* p) { fListOfParticles->Add(p); }
 
   // ****** overloaded methods of TObject
 
   virtual void    Print(Option_t* opt="") const; // *MENU*
 
   Bool_t IsFolder() const { return kTRUE; }
   virtual void   Browse(TBrowser* b);
 
   ClassDef(TParticleClassPDG,1)  // PDG static particle definition
};
 
#endif