It's a matter of taste where you put the workaround... For re-use in an application with many callouts the skin approach is probably cleaner..
Anyway it is fixed in 4.12 RC -- View this message in context: http://apache-flex-users.2333346.n4.nabble.com/DropDownList-in-a-Callout-Button-closes-the-Callout-after-selecting-an-item-in-the-DropDownList-tp4204p5241.html Sent from the Apache Flex Users mailing list archive at Nabble.com.
