--- In flexcoders@yahoogroups.com, "ozziegt" <[EMAIL PROTECTED]> wrote:
>
> I have a List and I would like to apply a specific style (font weight,
> background color) to a couple of items. I am looking for the best way
> to do this from a performance perspective...
> 
> Is there any way to do this without creating a custom item renderer?
> 
> I created an ActionScript item renderer based of ListItemRenderer, and
> overrode the commitProperties() method to apply the appropriate style.
> However, while bold works, using setStyle with backgroundColor isn't
> working. Any ideas? Is this the best way to do it or should I just
> create a custom item renderer in MXML based off HBox?

http://flexdiary.blogspot.com/2008/08/tilelist-with-stylefunction.html
for examples of itemRenderers that might point you in the right 
direction:
http://flexdiary.blogspot.com/2008/09/groupingcollection-example-
featuring.html
http://flexdiary.blogspot.com/2008/09/extended-datagrid-with-
stylefunction.html

Finally, you might be able to just use the renderer you have:
http://flexdiary.blogspot.com/2008/06/using-css-typeselector-with.html

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