Flex 4 is changing the way custom components and item renderers are developed.  These changes include a new component architecture, a new item renderer system, Spark component skinning, modifications made to the component lifecycle and other fundamental language changes.  These additions and updates will effect how your day-to-day development works within Flex.  In this session, you will learn:

•     Changes to the MXML language
•     Introduce FXG, the new states syntax and layouts
•     Examine how the Flex component lifecycle has changed
•     Examine in-depth the new Spark skinning architecture
•     Learn how to create custom components using Spark
•     Examine the changes to item renderer system
•     Learn how to create new item renderers in Flex 4
•     Learn best practices for creating components and item renderers
•     Examine potential issues and how to avoid them when using Flex 4