Flex 4 Fun First Edition Chet Haase was a computer scientist on the Flex SDK team at Adobe Systems, Inc., during the development of the Flex 4 release. He currently works at Google, Inc., on the Android UI toolkit team. Artima Press is an imprint of Artima, Inc. P.O. Box 390122, Mountain View, California 94039 Copyright © 2010 Chet Haase. All rights reserved. First edition published as PrePrintTM eBook 2010 First edition published 2010 Build date of this impression November 18, 2010 Produced in the United States of America 14 13 12 11 10 23456 ISBN-10: 0-9815316-2-8 ISBN-13: 978-0-9815316-2-5 Library of Congress Control Number: 2010911201