func (v *Notification) AddButton(label, detailedAction string) {
	cstr1 := (*C.gchar)(C.CString(label))
	defer C.free(unsafe.Pointer(cstr1))

	cstr2 := (*C.gchar)(C.CString(detailedAction))
	defer C.free(unsafe.Pointer(cstr2))

	C.g_notification_add_button(v.native(), cstr1, cstr2)
}
func (v *Notification) AddButton(label, detailedAction string) {
	cstr1 := (*C.gchar)(C.CString(label))
	defer C.free(unsafe.Pointer(cstr1))

	cstr2 := (*C.gchar)(C.CString(detailedAction))
	defer C.free(unsafe.Pointer(cstr2))

	C.g_notification_add_button(v.native(), cstr1, cstr2)
}
// AddButton is a wrapper around g_notification_add_button().