/*
 * gcc -Wall -g `pkg-config --cflags --libs gtk+-2.0` drawfocus.c -o drawfocus
 */

#include <gtk/gtk.h>

static GtkWidget *draw_window;

gboolean my_expose_event (GtkWidget *widget, GdkEventExpose *event,
                          gpointer user_data)
{
    GdkDrawable* drawable = GDK_DRAWABLE (widget->window);
    GtkStyle *style = gtk_widget_get_style (draw_window);
    gtk_paint_focus (style, drawable, GTK_STATE_NORMAL, NULL, 0, "", 20, 20, 40, 40);
    return TRUE;
}

int main (int argc, char **argv)
{
    GtkWidget *window;
    GtkWidget *vbox;
    GtkWidget *area;

    gtk_init (&argc, &argv);

    window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
    draw_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
    gtk_widget_realize (draw_window);
    vbox = gtk_vbox_new (FALSE, 0);
    area = gtk_drawing_area_new ();
    gtk_widget_set_size_request (area, 200, 200);
    gtk_container_add (GTK_CONTAINER (vbox), area);
    gtk_container_add (GTK_CONTAINER (window), vbox);

    g_signal_connect (G_OBJECT (window), "destroy",
                      G_CALLBACK (gtk_main_quit), NULL);
    g_signal_connect (G_OBJECT (area), "expose-event",
                      G_CALLBACK (my_expose_event), NULL);

    gtk_widget_show_all (window);
    gtk_main ();
    return 0;
}