private init():void{
EXML.load("skins/ButtonSkin.exml",this.onLoaded,this);
}
private onLoaded(clazz:any,url:string):void{
var button = new eui.Button();
button.skinName = clazz;
this.addChild(button);
}原文：http://blog.51cto.com/aonaufly/2162405