list_mc.itemRenderer = this.icon_list; private icon_list(index: number, obj: fgui.GObject): void { var item: yinbiaoxuexi_Sence1Item = <yinbiaoxuexi_Sence1Item>obj; } item.addEventListener(egret.TouchEvent.TOUCH_TAP,this.itemClick,this); private itemClick(e){ var _btn:yinbiaoxuexi_Sence1Item=e.currentTarget as yinbiaoxuexi_Sence1Item; } this.list_scroller.addEventListener(fgui.ItemEvent.CLICK,this.onZiItem,this); private onZiItem(e:fgui.ItemEvent):void { var _btn:yinbiaoxuexi_Sence1ListItem=e.itemObject as yinbiaoxuexi_Sence1ListItem; }