[flexcoders] Whay are too many itemrenderers being created?

I'm using Flex 4.11 with Air 4.0 to create a mobile app. I have a spark list with a custom mxml itemRenderer. Only 4 instances will be visible in the list. The dataprovider is initially empty. When I assign the array collection with an array of 147 items, I get 147 traces on dataChange event and

Re: [flexcoders] Whay are too many itemrenderers being created?

useVirtualLayout property? From: Chris Velevitch chris.velevi...@gmail.commailto:chris.velevi...@gmail.com Reply-To: flexcoders@yahoogroups.commailto:flexcoders@yahoogroups.com flexcoders@yahoogroups.commailto:flexcoders@yahoogroups.com Date: Thursday, February 13, 2014 7:34 PM To: