Cocos CSLoader Button

Node* node = CSLoader::createNode("home.csb");
this->addChild(node);

Button* btnPlay = dynamic_cast<Button*>(node ->getChildByName("btnPlay"));
Button* btnPlay = static_cast<ui::Button*>(Helper::seekWidgetByName(node, "btnPlay"));

btnPlay ->addClickEventListener(CC_CALLBACK_1(XXX::onPlay, this));
btnPlay->addTouchEventListener(CC_CALLBACK_2(XXX::onPlay, this));

void XXX::onPlay(Ref *pSender, Widget::TouchEventType type)
{
	switch (type)
	{
	case Widget::TouchEventType::BEGAN:
		break;

	case Widget::TouchEventType::MOVED:
		break;

	case Widget::TouchEventType::ENDED:
		break;

	case Widget::TouchEventType::CANCELED:
		break;

	default:
		break;
	}
}

void XXX::onPlay(Ref* sender)
{
}