... file references, and binary objects between Flex applications and other native applications with drag -and- drop gestures. nImplementing drag -and- drop with List controlsAll the MX and Spark List ... chapter, I describe how to create and use view states in Flex applica-tions and how to use transitions and effects to animate the changes.19 _48 8959-ch13.indd 39919 _48 8959-ch13.indd 399 3/5/10 2:28 ... Flex Applications 40 0On the WebTo use the sample code for this chapter, import the chapter13.zip Flex project archive from the Web site files into your Flash Builder workspace. nUnderstanding...