<s:DataGrid id="datagrid" skinClass="skin.gridSkin">
</s:DataGrid>
1.修改 skin.gridSkin皮膚中 添加sortIndicator
<fx:Component id="headerRenderer">
<s:DefaultGridHeaderRenderer sortIndicator="{new ClassFactory(MyBitmapImage)}">
</s:DefaultGridHeaderRenderer>
</fx:Component>
2.MyBitmapImage.mxml內容如下
<?xml version="1.0" encoding="utf-8"?>
<s:BitmapImage xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx"
source="@Embed('assets/p_w_picpaths/1_41.png')">
<fx:Declarations>
<!-- 將非可視元素(例如服務、值對象)放在此處 -->
</fx:Declarations>
</s:BitmapImage>