cocos2dx自定义事件类封装

GameEvent.h:

 #pragma once
 #include "cocos2d.h"
 USING_NS_CC;

 class GameEvent {
 public:
     //封装派发数据
     static void dispatchSet(std::string eventName, void *optionalUserData = nullptr);
     static void dispatch(std::string eventName, void *optionalUserData = nullptr);
     static void addEventListener(std::string eventName, const std::function<void(EventCustom*)>& callback);
     static void removeEventListener(std::string eventName);
 };

GameEvent.cpp:

 #include "GameEvent.h"

 void GameEvent::dispatch(std::string eventName, void *optionalUserData) {
     Director::getInstance()->getEventDispatcher()->dispatchCustomEvent(eventName, optionalUserData);
 }

 void GameEvent::addEventListener(std::string eventName, const std::function<void(EventCustom*)>& callback) {
     Director::getInstance()->getEventDispatcher()->addCustomEventListener(eventName, callback);
 }

 void GameEvent::removeEventListener(std::string eventName) {
     Director::getInstance()->getEventDispatcher()->removeCustomEventListeners(eventName);
 }