您必须使用 itemRenderer 才能完成此任务.有关详细信息，请参阅以下示例:

You'll have to use an itemRenderer in order to accomplish this. See the following examples for more information:

http://butterfliesandbugs.wordpress.com/2007/07/11/using-an-itemrenderer-to-change-the-background-of-a-datagrid-cell/

http://www.adobe.com/cfusion/communityengine/index.cfm?event=showdetails&postId=61&productId=2