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//

#ifndef G4VInteractiveSession_H
#define G4VInteractiveSession_H 1

#include "G4VInteractorManager.hh"

#include <map>

class G4UImessenger;
class G4SceneTreeItem;

// Class description :
//
// G4VInteractiveSession is a base class to isolate common things
// to various graphical "basic" G4UI sessions ; AddMenu, AddButton,
// a dictionnary for widgets.
// The word "interactor" is for "piece of user interface" or "widget".

class G4VInteractiveSession
{
 public:  // with description
  struct OutputStyle
  {
    G4bool fixed, bold, highlight;
  };

  G4VInteractiveSession();
  virtual ~G4VInteractiveSession();
  virtual void AddMenu(const char*, const char*);
  virtual void AddButton(const char*, const char*, const char*);
  virtual void AddIcon(const char*, const char*, const char*, const char*);
  virtual void DefaultIcons(bool);
  virtual void SetOutputStyle(const char*, const char*);
  virtual void NativeMenu(bool);
  virtual void ClearMenu();
  virtual void UpdateSceneTree(const G4SceneTreeItem&);
  void AddInteractor(G4String, G4Interactor);
  G4Interactor GetInteractor(const G4String&);
  const std::map<G4String, OutputStyle>& GetOutputStyles() const;

 protected:
  void SetStyleUtility(const G4String& destination, const G4String& style);
  // clang-format off
    std::map<G4String,OutputStyle> fOutputStyles {
      {"cout",{true,false,true}},
      {"cerr",{true,true,true}},
      {"warn",{true,false,true}},
      {"error",{true,true,true}},
      {"debug",{true,false,true}}};
  // clang-format on

 private:
  G4UImessenger* messenger;
  using G4interactor_map = std::map<G4String, G4Interactor, std::less<G4String>>;
  G4interactor_map interactors;
};

#endif