UgliRefCnt.h

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// $Id: UgliRefCnt.h,v 1.4 2002/11/15 18:28:33 rhatcher Exp $
//
// UgliRefCnt
//
// Small mix-in class for reference counting
//
// Author:  R. Hatcher 2000.07.06
//

#ifndef UGLIREFCNT_H
#define UGLIREFCNT_H

// not inheriting from TObject so we need an explicit Rtypes
#ifndef ROOT_Rtypes
#if !defined(__CINT__) || defined(__MAKECINT__)
#include "Rtypes.h"
#endif
#endif

class UgliRefCnt {

 public:

   virtual void          IncrementRef();
   virtual void          DecrementRef();
   inline Int_t          CountRef() const { return fRef; }

 protected:

   UgliRefCnt() {fRef=0;}
   virtual ~UgliRefCnt() {;}

   Int_t       fRef;           // outstanding handles

 private:

   ClassDef(UgliRefCnt,1)
};

inline void  UgliRefCnt::IncrementRef() { fRef++; }
inline void  UgliRefCnt::DecrementRef() { fRef--; }

#endif // UGLIREFCNT_H

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