改变LinkBar组件分隔符的宽度.

separatorWidth属性.
示例：

代码：

<? xml version="1.0" encoding="utf-8" ?>
<!--  http://blog.flexexamples.com/2008/05/01/setting-the-separator-width-on-a-linkbar-control-in-flex/  -->
< mx:Application  xmlns:mx ="http://www.adobe.com/2006/mxml"
        layout ="vertical"
        verticalAlign ="middle"
        backgroundColor ="white" >

     < mx:Array  id ="arr" >
         < mx:Object  label ="Alert"   />
         < mx:Object  label ="Button"   />
         < mx:Object  label ="ButtonBar"   />
         < mx:Object  label ="CheckBox"   />
         < mx:Object  label ="ColorPicker"   />
         < mx:Object  label ="ComboBox"   />
     </ mx:Array >

     < mx:ApplicationControlBar  dock ="true" >
         < mx:Form  styleName ="plain" >
             < mx:FormItem  label ="separatorWidth:" >
                 < mx:HSlider  id ="slider"
                        minimum ="0"
                        maximum ="10"
                        value ="1"
                        liveDragging ="true"
                        snapInterval ="1"
                        tickInterval ="1"   />
             </ mx:FormItem >
         </ mx:Form >
     </ mx:ApplicationControlBar >

     < mx:LinkBar  id ="linkBar"
            dataProvider =" {arr} "
            separatorWidth =" {slider.value} "   />

</ mx:Application >