pirate_client/assets/Script/base/BaseScene.js

import EventMgr from "./EventMgr";

//场景基类
cc.Class({
    extends: cc.Component,

    properties: {
      
    },

    // LIFE-CYCLE CALLBACKS:

    onLoad () {
        this.eventArr = []; //存储添加的事件
    },

    start () {

    },

    // update (dt) {},

    registerListener(name, cb){
        this.eventArr.push([name, cb]);
        EventMgr.on(name, cb, this);
    },

    removeListener(){
        for(let i=0; i < this.eventArr.length; i++){
            EventMgr.off(this.eventArr[i][0], this.eventArr[i][1], this);
        }
        this.eventArr = [];
    },

    onDestroy(){
        this.removeListener();
    }

});