Something

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

G_MODULE_EXPORT void
on_button1_clicked(GtkWidget *widget)
{
    /* a handler referenced by the glade file.  Must not be static
     * so that it appears in the global symbol table. */
	printf("Click\n");
}

G_MODULE_EXPORT void
on_window1_destroy(GtkWidget *widget)
{
	gtk_main_quit();
}

int
main(int argc, char **argv)
{
    GladeXML *xml;
    GtkWidget *widget;

    gtk_init(&argc, &argv);
    xml = glade_xml_new("test2.glade", NULL, NULL);

    /* get a widget (useful if you want to change something) */
    widget = glade_xml_get_widget(xml, "widgetname");

    /* connect signal handlers */
    glade_xml_signal_autoconnect(xml);

    gtk_main();

    return 0;
}