#include <string.h>
#include <gtk/gtk.h>

static gboolean
draw_cb_options (GtkWidget *widget, cairo_t *cr)
{
  GtkStyleContext *context;

  context = gtk_widget_get_style_context (widget);

  gtk_style_context_save (context);

  gtk_style_context_add_class (context, "radio");
  gtk_style_context_set_state (context, 0);
  gtk_render_option (context, cr, 10, 50, 40, 40);
  gtk_style_context_set_state (context, GTK_STATE_FLAG_CHECKED);
  gtk_render_option (context, cr, 70, 50, 40, 40);
  gtk_style_context_set_state (context, GTK_STATE_FLAG_INCONSISTENT);
  gtk_render_option (context, cr, 120, 50, 40, 40);
  gtk_style_context_set_state (context, GTK_STATE_FLAG_INSENSITIVE);
  gtk_render_option (context, cr, 170, 50, 40, 40);

  gtk_style_context_restore (context);

  return TRUE;
}


int main (int argc, char *argv[])
{
  GtkWidget *window;
  GtkStyleContext *context;
  gtk_init (&argc, &argv);

  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  g_signal_connect (window, "draw", G_CALLBACK (draw_cb_options), NULL);
  gtk_widget_show_all (window);

  gtk_main ();

  return 0;
}