gtk/gtk.go
func BoxNew(orientation Orientation, spacing int) (*Box, error) {
	c := C.gtk_box_new(C.GtkOrientation(orientation), C.gint(spacing))
	if c == nil {
		return nil, nilPtrErr
	}
	obj := glib.Take(unsafe.Pointer(c))
	return wrapBox(obj), nil
}
func BoxNew(orientation Orientation, spacing int) (*Box, error) {
	c := C.gtk_box_new(C.GtkOrientation(orientation), C.gint(spacing))
	if c == nil {
		return nil, nilPtrErr
	}
	obj := glib.Take(unsafe.Pointer(c))
	return wrapBox(obj), nil
}
// BoxNew() is a wrapper around gtk_box_new().