By Doug McCune, Deepa Subramaniam
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Additional resources for Adobe Flex 3.0 For Dummies (For Dummies (Computer Tech))
18 Par t I: Introducing Flex ߜ Debug Flex code by using a visual debugger. ߜ Build and run your Flex application in a browser window or as a desktop application. com/go/flex/. The trial version lets you build full Flex applications for 60 days before deciding if you want to purchase the product. Refer to Chapter 4 for more detailed instructions on downloading Flex Builder and a description of the different versions of Flex Builder. To write the Hello World Flex application, you must first create a new project in Flex Builder.
After you add a listener, the code within your listener method runs every time that particular event is dispatched. The words listener and handler are often used interchangeably when talking about events. Adobe has a set of coding guidelines that define their best practices for writing ActionScript 3 code. These best practices recommend names for your event listener methods, such as eventNameHandler, which is the convention we use in this book. So, an event listener for a mouse-down event would be named mouseDownHandler.
Comparing Flex to Flash, AJAX, and Silverlight Because you bought this book, we assume you’ve decided that Flex is the right choice for your project. But, if you need to sell the decision to your boss, he or she will probably ask you how Flex compares to related technologies. The following sections summarize some of the key differences between Flex and a few other RIA technologies. Flex versus Flash Whenever Doug tries to explain what he does for a living, someone always asks whether Flex is Flash.
Adobe Flex 3.0 For Dummies (For Dummies (Computer Tech)) by Doug McCune, Deepa Subramaniam