#include <gtk/gtk.h>

static void destroy (GtkWidget*, gpointer);

#define NUM_NAMES 4
const gchar* names[] = { "Andrew", "Joe", "Samantha", "Jonathan" };

int main (int argc, 
          char *argv[])
{
  gint i;
  GtkWidget *window, *vbox;

  gtk_init (&argc, &argv);

  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  gtk_window_set_title (GTK_WINDOW (window), "Boxes");
  gtk_container_set_border_width (GTK_CONTAINER (window), 10);
  gtk_widget_set_size_request (window, 150, -1);

  g_signal_connect (G_OBJECT (window), "destroy",
                    G_CALLBACK (destroy), NULL);
  
  vbox = gtk_vbox_new (TRUE, 5);
  
  /* Add four buttons to the vertical box. */
  for (i = 0; i < NUM_NAMES; i++)
  {
    GtkWidget *button = gtk_button_new_with_label (names[i]);
    gtk_box_pack_start_defaults (GTK_BOX (vbox), button);
    
    g_signal_connect_swapped (G_OBJECT (button), "clicked",
                              G_CALLBACK (gtk_widget_destroy),
                              (gpointer) button);
  }

  gtk_container_add (GTK_CONTAINER (window), vbox);
  gtk_widget_show_all (window);

  gtk_main ();
  return 0;
}

static void
destroy (GtkWidget *window,
         gpointer data)
{
  gtk_main_quit ();
}