make_button

#include <iostream>
#include <sstream>
#include <stdexcept>
#include <string>

#include <FL/Fl.H>
#include <FL/Fl_Window.H>
#include <FL/Fl_Button.H>

#include <Graph_lib/Graph.h>
#include <Graph_lib/Simple_window.h>

using namespace Graph_lib;

const int cell_size = 100;

struct cell {
  int x;
  int y;
  std::string state;
  cell () { this->x = 0; this->y = 0; this->state = "free"; }
  cell (int X, int Y) {this->x = X; this->y = Y; this->state = "free";}

};

// Функция для обработки нажатия кнопки
void button_callback(Fl_Widget *widget, void *data) {
    std::string *label = (std::string*)data;
    std::cout << "Pushed: " << *label << std::endl;
}

int main ()
try
{
  Fl_Window *window = new Fl_Window(400, 300, "Window");
  std::string button_name = "Button1";
  Fl_Button *button = new Fl_Button(100, 100, 100, 30, "Button1");
  button->callback(button_callback, (void*)&button_name);
  window->end();
  window->show();
  return Fl::run();
}
catch (std::exception& e)
{
  std::cerr << e.what() << std::endl;
  return 1;
}
catch (...)
{
  std::cerr << "Oops, something went wrong..." << std::endl;
  return 2;
}