Model.h

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#include <gtkmm.h>
#include <gtkmm/button.h>
#include <gtkmm/image.h>
#include <string>
#include "../jimulatorInterface.h"

enum class JimulatorState : int {
  INITIAL = -1,  // Jimulator starting state
  UNLOADED,      // Jimulator idle; needs a program to be loaded in.
  LOADED,        // File just loaded for first time (not yet run)
  RUNNING,       // Jimulator is running
  PAUSED,        // Jimulator is paused
};

class KoMo2Model;

class Model {
  friend class KoMo2Model;  // Only KoMo2Model can access setJimulatorState()

 public:
  Model(KoMo2Model* const parent);
  KoMo2Model* const getParent() const;

 protected:
  template <class T1, class T2>
  void setButtonListener(Gtk::Button* const button, const T1 b, const T2 c) {
    button->signal_clicked().connect(sigc::mem_fun(*b, c));
  }

  void setButtonState(Gtk::Button* const button,
                      const bool state,
                      Gtk::Image* const img = nullptr,
                      const std::string newTooltip = "",
                      const std::string newLabelText = "") const;

  virtual const bool handleKeyPress(const GdkEventKey* const e) = 0;

  virtual void changeJimulatorState(const JimulatorState newState) = 0;

  // Getters and setters

  JimulatorState getJimulatorState() const;

 private:
  KoMo2Model* const parent;

  static JimulatorState jimulatorState;

  // Only friends can access
  void setJimulatorState(const JimulatorState val);

  // ! Deleted special member functions
  // stops these functions from being misused, creates a sensible error
  Model(const Model&) = delete;
  Model(const Model&&) = delete;
  Model& operator=(const Model&) = delete;
  Model& operator=(const Model&&) = delete;
};