[]List修改datasource数据的时候出现部分数据不能被修改

    //加载数据完毕后触发这个方法

    GameMain.prototype.onLoad = function () {

        this.mainUI = new MainUI();

        dataSource = ;

        this.allData = ["深发展A", "南坡A", "铜陵有色", "丰林集团", "泰瑞科技", "贵绳股份", "华谊兄弟", "光洋股份", "南京港", "华铁科技", "宝塔实业", "超华科技"];



        for (var i = 0; i < this.allData.length; i++) {

           var _data = {

                img: { skin: "../laya/assets/ui/num" + (i + 1) + ".png" },

                text: { text: this.allData[i], color: "#ffffff" },

				type:false,

                checkBox: { visible: false }

            };

            dataSource.push(_data);

        }

        ;

        this.mainUI.list.array = dataSource;

        this.mainUI.list.vScrollBarSkin = "";

        this.mainUI.list.mouseHandler = new Laya.Handler(this, this.onSelect);

		this.mainUI.list.renderHandler = new Laya.Handler(this, this.onRender);

        Laya.stage.addChild(this.mainUI);

       

    };

	GameMain.prototype.onRender = function (cell, index) {

		if(index <0 || index >= dataSource.length)

			return;

		var data = dataSource[index];

		var chBox = cell.getChildByName('chBox');

		var img = cell.getChildByName('img');

		if(!data.type)

		{

			chBox.skin = "../laya/assets/ui/boxBg.png";

			img.skin = "../laya/assets/ui/num" + (index + 1) + ".png";

			

			

		}else

		{

			chBox.skin = "../laya/assets/ui/checkBg.png";

			img.skin = "../laya/assets/ui/checkImg.png";

		}

	}

    //选择对应的box返回当前点击的index引索

    GameMain.prototype.onSelect = function (ev,index) {

       

	   dataSource[index].type = dataSource[index].type ? false : true;

	   this.mainUI.list.setItem(index,dataSource[index]);

    };

    return GameMain;

}[/i]