example-1.c

Developing with Gnome一书examples例子代码

/* This program displays a simple window and has a simple callback for
 * when the OK button is clicked.
 */

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

void
ok_button_clicked (GtkWidget *widget, gpointer user_data)
{
  printf ("Thanks for trying out my program.\n");
  gtk_main_quit ();
}

int
main (int argc, char *argv[])
{
  GladeXML  *main_window;
  GtkWidget *widget;

  gtk_init (&argc, &argv);

  /* load the interface */
  main_window = glade_xml_new ("example-1.glade", NULL, NULL);

  /* connect the signals in the interface */

  /* Have the ok button call the ok_button_clicked callback */
  widget = glade_xml_get_widget (main_window, "OKButton");
  g_signal_connect (G_OBJECT (widget), "clicked",
                    G_CALLBACK (ok_button_clicked),
                    NULL);

  /* Have the delete event (window close) end the program */
  widget = glade_xml_get_widget (main_window, "MainWindow");
  g_signal_connect (G_OBJECT (widget), "delete_event",
                    G_CALLBACK (gtk_main_quit), NULL);

  /* start the event loop */
  gtk_main ();

  return 0;
}