MACROMEDIA FLEX-GETTING STARTED WITH FLEX Manuale Utente Scaricare il pdf (Pagina 36)

Flex Builder is actually a bit more useful than this in that it

really

manages projects, which are sets of Flex applications and

components, as well as assets (e.g., images and audio that are

embedded in the SWF) and any libraries that your project ref-

erences. This is shown in Figure 3-2.

Now that you have a general idea of how Flex Builder 3 creates

Flex applications, it’s time to walk through the process of cre-

ating a real Flex application.

A Flickr Viewer

The final sample application in this chapter is a Flickr image

viewer. The end result looks like Figure 3-3.

With this application, you can type a search term into the text

box, click the Search button, and see the result in the list view.

This example is a bit more complex than the example in Chap-

ter 1, so I’ll walk you through building it in Flex Builder.

The first step is to create a new Flex application project named

FlickrRIA, which you can do by following these steps:

Figure 3-2. The Flex project creating a single SWF

20 | Chapter 3: Flex 101: Step by Step

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MACROMEDIA FLEX-GETTING STARTED WITH FLEX Manuale Utente Pagina 36