func (v *Assistant) GetNPages() int {
	c := C.gtk_assistant_get_n_pages(v.native())
	return int(c)
}
func (v *Assistant) GetNPages() int {
	c := C.gtk_assistant_get_n_pages(v.native())
	return int(c)
}
// GetNPages is a wrapper around gtk_assistant_get_n_pages().