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首先呢说明一下，我写的这个菜单呢，为了符合我的项目需要没有用到任何menu组件，用到时list组件进行构造，中间有一个比较重要：就是点击目标对象时菜单出来，点击其他地方时菜单消失，这个问题之前想了好多办法都没解决，后来发现时要在全局有个click事件，在这个全局click事件中进行处理就OK

那么看一下我的程序吧

Xml代码  

1. <SPAN style="FONT-SIZE: large"><?xml version="1.0" encoding="utf-8"?>  
2. <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"    
3.                xmlns:s="library://ns.adobe.com/flex/spark"    
4.                xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600"  
5.                creationComplete="init()"  
6.                click="application1_clickHandler(event)" xmlns:components="components.*">  
7.     <s:layout>  
8.         <s:BasicLayout/>  
9.     </s:layout>  
10.     <fx:Script>  
11.         <![CDATA[  
12.             import mx.collections.ArrayList;  
13.             var list:mx.controls.List=new mx.controls.List();  
14.             protected function init():void{  
15.                 var arr:ArrayList=new ArrayList();  
16.                 arr.addItem("百度");  
17.                 arr.addItem("有道");  
18.                 arr.addItem("必应");  
19.                   
20.                 list.dataProvider=arr;  
21.                 list.x=408;  
22.                 list.y=46;  
23.                 list.width=40;  
24.                 list.height=90;  
25.                 list.id="cityList";  
26.                   
27.                 this.addElement(list);  
28.                 list.setVisible(false);  
29.                   
30.                   
31.                 list.addEventListener(MouseEvent.CLICK,listClick);  
32.                   
33.             }  
34.               
35.             protected function listClick(event:MouseEvent):void{  
36.                 mylabel.text=list.selectedItem.valueOf();  
37.                 list.visible=false;  
38.                 var u:URLRequest;  
39.                 if(mylabel.text=="百度"){  
40.                     u=new URLRequest("http://www.baidu.com");  
41.                 }else if(mylabel.text=="有道"){  
42.                     u=new URLRequest("http://www.youdao.com");  
43.                 }else if(mylabel.text=="必应"){  
44.                     u=new URLRequest("http://www.bing.com");  
45.                 }  
46.                 navigateToURL(u);//跳到新窗口  
47.             }  
48.               
49.               
50.               
51.             //注意这里，就是在这里进行事件判断处理  
52.             protected function application1_clickHandler(event:MouseEvent):void  
53.             {  
54.                 if(event.target.id=="linkBtnImg"){  
55.                     list.visible=true;  
56.                 }else{  
57.                     list.visible=false;  
58.                 }  
59.             }  
60.               
61.               
62.       
63.         ]]>  
64.     </fx:Script>  
65.        
66.        
67.     <s:Label id="mylabel"  x="285" y="183"/>  
68.     <mx:LinkButton id="linkBtnImg"  x="285" y="40" icon="@Embed('img/11111.png')" width="116"/>  
69.   
70.   
71. </s:Application>  
72. </SPAN>  

 点击菜单上每一项都可以跳到新网址上去