#ifndef HSHOWERHISTBOOKER_H
#define HSHOWERHISTBOOKER_H

#include "hparcond.h"

class TList;
class TString;

class HOnlineShowerHistFiller;
class HShowerDetector;
class HParamList;

/** Shower Histogram Booker.
 * The container keeps the list of histograms (pool)
 * and the list of activehistograms and the HOnlineShowerHistFiller,
 * which is responsible of booking, creating and filling
 * of the histograms. All actions on the histograms
 * have to through HOnlineShowerHistBooker and HOnlineShowerHistFiller.
*/

class HOnlineShowerHistBooker : public HParCond {

protected:
    HShowerDetector* fShower; //!
    static TList* showerHistpool;    //!< list of histograms in pool
    static TList* showerActiveHists; //!< list of active histograms
    static HOnlineShowerHistBooker* fShowerHistBooker;  //!< pointer to HOnlineShowerHistBooker
    static HOnlineShowerHistFiller* showerfiller;       //!< pointer to internal HOnlineShowerHistFiller
public:
    HOnlineShowerHistBooker(const Char_t* name   ="ShowerHistBooker",
		      const Char_t* title  ="parameters for Shower hists",
		      const Char_t* context="ShowerHistBookerProduction");
    ~HOnlineShowerHistBooker();
    /// get pointer to the container
    static HOnlineShowerHistBooker* getExObject();
    /// get pointer to the container,
    /// if it does not exist , it will be created
    static HOnlineShowerHistBooker* getObject();
    /// init the container standalone (no rtdb)
    Bool_t initStandAlone();
    /// get list of active histograms
    TList* getListOfActiveHists(){return showerActiveHists;}
    /// get list of histograms in pool
    TList* getListOfHists()      {return showerHistpool;}
    /// reset histograms on active list
    void   resetActiveList(Int_t level,Int_t count);
    /// put parameters to the list of HParCond
    void   putParams(HParamList*);
    /// gt parameters from list of HParCond
    Bool_t getParams(HParamList*);
    /// reset the container
    void   clear();
    Bool_t check();
    /// print the paramters to the screen
    void   printParam(void);
    /// print the status to the screen
    void   printStatus(void);
    /// get the pointer to the internal HOnlineShowerHistFiller
    HOnlineShowerHistFiller* getShowerFiller(){return showerfiller;}
    ClassDef(HOnlineShowerHistBooker,1) // Container for the Shower Hists
};

#endif  /*!HSHOWERHISTBOOKER_H*/