static void psppire_window_base_init (PsppireWindowClass *class);
static void psppire_window_class_init (PsppireWindowClass *class);
static void psppire_window_init (PsppireWindow *window);
static void psppire_window_base_init (PsppireWindowClass *class);
static void psppire_window_class_init (PsppireWindowClass *class);
static void psppire_window_init (PsppireWindow *window);