在Flex中给datagrid添加右键菜单项的具体实现
?xml version=”1.0″ encoding=”utf-8″? s:Application xmlns:fx=”http://ns.adobe.com/mxml/2009″ xmlns:s=”library://ns.adobe.com/flex/spark” xmlns:mx=”library://ns.adobe.com/flex/mx” creationComplete=”initApp()” s:layout s:HorizontalLayout ho