HistogramBrowser.h

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#ifndef OM_HISTOGRAMBROWSER_H
#define OM_HISTOGRAMBROWSER_H
#include <string>
#include <map>
#include "OnlineMonitoring/viewer/GUIModelSubscriber.h"
#include "RQ_OBJECT.h"
#include "TGFrame.h"

class TGCanvas;
class TGListTree;
class TGListTreeItem;
class TGPicture;
class TGTextButton;

namespace om { class HistoData; }

namespace om {
  class HistogramBrowser : public TGCompositeFrame, public GUIModelSubscriber {
    RQ_OBJECT("HistogramBrowser")
  public:
    HistogramBrowser(const TGWindow* p,
                     unsigned int w,
                     unsigned int h,
                     unsigned int opt);
    ~HistogramBrowser();

    TGListTreeItem* FindCategory(const char* nm);
    TGListTreeItem* MakeCategory(const char* nm);
    
    void DoubleClicked(TGListTreeItem*, Int_t i);

    void HandleRefresh();
    
    // Complete the GUIModelSubscriber interface
    void GUIModelDataIssue(const GUIModelData& d, unsigned int which);
  
  private:
    void BuildTree();
    void ClearBrowser();
    void MakeCategories();
    void Populate();

  private:
    TGCanvas*                             fCanvas;
    TGListTree*                           fListTree;
    std::map<std::string,TGListTreeItem*> fCategories;
    std::map<std::string,TGListTreeItem*> fHistograms;

    TGTextButton*                         fRefresh;

  ClassDef(HistogramBrowser,0)
  };
}
#endif
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