yichael_diglett/assets/script/mySlider.js

// Learn cc.Class:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/class.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/class.html
// Learn Attribute:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/reference/attributes.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/reference/attributes.html
// Learn life-cycle callbacks:
//  - [Chinese] http://docs.cocos.com/creator/manual/zh/scripting/life-cycle-callbacks.html
//  - [English] http://www.cocos2d-x.org/docs/creator/en/scripting/life-cycle-callbacks.html

cc.Class({
    extends: cc.Component,

    properties: {
        // foo: {
        //     // ATTRIBUTES:
        //     default: null,        // The default value will be used only when the component attaching
        //                           // to a node for the first time
        //     type: cc.SpriteFrame, // optional, default is typeof default
        //     serializable: true,   // optional, default is true
        // },
        // bar: {
        //     get () {
        //         return this._bar;
        //     },
        //     set (value) {
        //         this._bar = value;
        //     }
        // },
    },

    // LIFE-CYCLE CALLBACKS:

    // onLoad () {},
    onLoad: function () {

    },


    start () {
           this.slider =  this.getComponent(cc.Slider);

        this.slider.node.on('slide', function (event) {
            if (this.callback != null) {
                this.callback(event);
            }
        }, this);
    },

    setCallBack(callback){
        this.callback = callback;
    },

    // callback: function (event) {
    //     var slider = event;
    //     //do whatever you want with the slider
    //
    //     console.log("Slider3的回调函数",slider.progress);
    // }
    // update (dt) {},
});