func (v *Widget) GetHasWindow() bool {
	c := C.gtk_widget_get_has_window(v.native())
	return gobool(c)
}
func (v *Widget) GetHasWindow() bool {
	c := C.gtk_widget_get_has_window(v.native())
	return gobool(c)
}
// GetHasWindow is a wrapper around gtk_widget_get_has_window().