InfoWidget.h

#pragma once
 
#include <TGHtml.h> //huge number of defines, might want to hide that part.
#include <TString.h>
 
#include <set>
#include <vector>
 
class TObject;
class TGWindow;
 
namespace Belle2 {
  class InfoWidget : public TGHtml {
  public:
    explicit InfoWidget(const TGWindow* p);
    ~InfoWidget();
 
    void update();
 
    void show(const char* uri = "main:", bool clearSelection = true);
 
    void show(const TObject* obj);
 
    void back();
 
    virtual int IsVisited(const char* uri) override;
 
  private:
    struct URI {
      URI() {}
      explicit URI(const TString& uri);
 
      static TString getURI(const TObject* obj);
 
      const TObject* object = nullptr; 
      TString scheme = ""; 
      TString entryName = ""; 
      int arrayIndex = -1; 
    };
 
    TString createMainPage() const;
    TString createArrayPage(const URI& uri) const;
    TString createObjectPage(const URI& uri) const;
 
    TString getHeader(const URI& uri = URI()) const;
 
    static TString getContents(const TObject* obj);
 
    static TString getRelatedInfo(const TObject* obj);
 
    std::set<TString> m_visited; 
    std::vector<TString> m_history; 
    ClassDefOverride(InfoWidget, 0); 
  };
 
}