ITHistSvc.h

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#ifndef GAUDIKERNEL_ITHISTSVC_H
#define GAUDIKERNEL_ITHISTSVC_H

#ifndef GAUDIKERNEL_ISERVICE_H
#include "GaudiKernel/IService.h"
#endif
#include <string>
#include <vector>

class TObject;
class TH1;
class TH2;
class TH3;
class TTree;
class TList;
class TDirectory;
class TGraph;

class GAUDI_API ITHistSvc : virtual public IService
{

public:
  DeclareInterfaceID( ITHistSvc, 2, 0 );

  virtual StatusCode regHist( const std::string& name ) = 0;
  virtual StatusCode regHist( const std::string& name, TH1* ) = 0;
  virtual StatusCode regHist( const std::string& name, TH2* ) = 0;
  virtual StatusCode regHist( const std::string& name, TH3* ) = 0;

  virtual StatusCode getHist( const std::string& name, TH1*& ) const = 0;
  virtual StatusCode getHist( const std::string& name, TH2*& ) const = 0;
  virtual StatusCode getHist( const std::string& name, TH3*& ) const = 0;

  virtual StatusCode regTree( const std::string& name ) = 0;
  virtual StatusCode regTree( const std::string& name, TTree* )        = 0;
  virtual StatusCode getTree( const std::string& name, TTree*& ) const = 0;

  virtual StatusCode deReg( const std::string& name ) = 0;
  virtual StatusCode deReg( TObject* obj )            = 0;

  virtual std::vector<std::string> getHists() const  = 0;
  virtual std::vector<std::string> getTrees() const  = 0;
  virtual std::vector<std::string> getGraphs() const = 0;

  //  virtual StatusCode getTHists(TList&) const = 0;
  virtual StatusCode getTHists( TDirectory* td, TList&, bool recurse = false ) const = 0;
  virtual StatusCode getTHists( const std::string& name, TList&, bool recurse = false ) const = 0;

  virtual StatusCode getTHists( TDirectory* td, TList&, bool recurse = false, bool reg = false ) = 0;
  virtual StatusCode getTHists( const std::string& name, TList&, bool recurse = false, bool reg = false ) = 0;

  //  virtual StatusCode getTTrees(TList&) const = 0;
  virtual StatusCode getTTrees( TDirectory* td, TList&, bool recurse = false ) const = 0;
  virtual StatusCode getTTrees( const std::string& name, TList&, bool recurse = false ) const = 0;
  virtual StatusCode getTTrees( TDirectory* td, TList&, bool recurse = false, bool reg = false ) = 0;
  virtual StatusCode getTTrees( const std::string& name, TList&, bool recurse = false, bool reg = false ) = 0;

  virtual StatusCode regGraph( const std::string& name ) = 0;
  virtual StatusCode regGraph( const std::string& name, TGraph* )        = 0;
  virtual StatusCode getGraph( const std::string& name, TGraph*& ) const = 0;

  virtual bool exists( const std::string& name ) const = 0;
};

#endif