The Essential Guide to Flex 3 by Charles Brown

By Charles Brown

Flex three is the subsequent new release of a expertise that revolutionized internet purposes. it's the subsequent evolutionary step of Flash, which has grown from an internet animation medium to a strong firm website design and improvement platform. With approximately ninety eight% of all internet browsers, and progressively more cellular units, operating Flash participant, a data of Flex is indispensible for any critical net developer.

This publication will make it easier to create strong wealthy web functions utilizing Flex three. After studying the right way to set up and turning into conversant in the fundamentals of the Flex Builder three software program, you are going to discover in-depth how the Flash scripting language, ActionScript 3.0, interacts with Flex's robust XML-like layout language: MXML.

You'll methods to build your purposes utilizing format and navigation bins, and the way to maneuver among numerous states utilizing transitions. there's assurance of the way most sensible to plot your purposes and use the Model-View-Controller development to maintain quite a few features of improvement separated and simplicity production of doubtless complex projects.

Rich web functions depend on information, and this ebook indicates find out how to carry information from numerous assets into your Flex program and cost its integrity, and the way top to reveal and engage with it.

Going farther, functions equipped for the Flash platform can now exist and serve as past the conventional confines of the net browser. Adobe AIR lets you take your functions to the machine, and this ebook indicates find out how to reapply your Flex talents to use this new environment.

The crucial advisor to Flex 3 takes you thru all of the robust gains of Flex utilizing a chain of stand-alone, sensible workouts. the talents got during the ebook are then introduced jointly within the type of a full-featured case research software showcasing crucial ideas which could simply be utilized for your personal Flex applications.

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Flex Builder helps us out here. Go to the Flex Navigator View and expand the bin-debug folder, as shown in Figure 2-28. Figure 2-28. The bin-debug folder When you save your application, all of the necessary files to run that application are placed into the bin folder. You can literally just send that folder to the server, and you will be ready to run. The files include the XHTML and SWF files for your application, a SWF file to check for the proper version of Flash Player, history files needed to run the browser history features, and all the necessary JavaScript files to interact properly with the browser.

The default is bin-debug. There is little reason to change that, so click Next. Figure 2-6. The default output folder The next dialog box, shown in Figure 2-7, allows you to specify the name of the folder within the project that will house the source files for your project. The source files are the files you create, as well as any additional files, before they are converted to SWF files. By default, Flex Builder sets up a folder called src. There is very little reason to change this. 30 FLEX AND FLEX BUILDER 3 2 Figure 2-7.

Since Flex Builder will run in Windows XP, Windows Vista, Mac OS X, and Linux, it would be difficult to discuss the details of each of these operating systems. Past this initial stage, the differences between running Flex Builder in these various operating systems are negligible. 12. If you are using Windows Vista, select Start ➤ All Programs. 13. Select the Adobe folder. 14. Right-click the Adobe Flex Builder 3 Eclipse Launch link and select Run as administrator (see Figure 1-15). Figure 1-15.

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