1、引用本地图片
<fx:Script>
<![CDATA[
//图片的绑定,imgCls绑定了user2.png
//source="src的资源",/src/resource/user2.png ===> [Embed(source="resourece/user2.png")]
[Bindable]
[Embed(source="resourece/user2.png")]
public var imgCls:Class;
]]>
</fx:Script>
<mx:Button id="btAddCell" label="增加Cell" icon="{imgCls}" />
2、显示边框:borderStyle="solid"
例子:
<mx:VBox borderStyle="solid" paddingLeft="20" paddingTop="10" paddingBottom="10" paddingRight="20">
<mx:Button label="button1" />
<mx:Button label="button2" />
</mx:VBox>
3、填充空间: <mx:Spacer width="100%"/>
<mx:ControlBar>
<mx:Label text="Quantity"/>
<mx:NumericStepper/>
<!-- Use Spacer to push Button control to the right. -->
<mx:Spacer width="100%"/>
<mx:Button label="Add to Cart"/>
</mx:ControlBar>