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#ifndef G4SDStructure_h
#define G4SDStructure_h 1

// Globals
#include "globals.hh"
// G4VSensitiveDetector
#include "G4VSensitiveDetector.hh"
#include <vector>

class G4HCofThisEvent;

// class description:
//
//  This class is exclusively used by G4SDManager for handling the tree
// structure of the user's sensitive detector names.
//

class G4SDStructure 
{
  public:
      G4SDStructure(const G4String &aPath);
      ~G4SDStructure();

      G4bool operator==(const G4SDStructure &right) const;

      void AddNewDetector(G4VSensitiveDetector*aSD, const G4String &treeStructure);
      void Activate(const G4String &aName, G4bool sensitiveFlag);
      void Initialize(G4HCofThisEvent*HCE);
      void Terminate(G4HCofThisEvent*HCE);
      G4VSensitiveDetector* FindSensitiveDetector(const G4String &aName, G4bool warning = true);
      G4VSensitiveDetector* GetSD(const G4String &aName);
      void ListTree();

  private:
      G4SDStructure* FindSubDirectory(const G4String &subD);
      G4String ExtractDirName(const G4String &aPath);
      void RemoveSD(G4VSensitiveDetector*);

  private:
      std::vector<G4SDStructure*> structure;
      std::vector<G4VSensitiveDetector*> detector;
      G4String pathName;
      G4String dirName;
      G4int verboseLevel;

  public:
      inline void SetVerboseLevel(G4int vl) 
      {
        verboseLevel = vl;
        for(size_t i=0; i<structure.size(); i++)
        { structure[i]->SetVerboseLevel(vl); }
        for(size_t j=0; j<detector.size(); j++)
        { detector[j]->SetVerboseLevel(vl); }
      };

};




#endif

