MACROMEDIA FLEX-GETTING STARTED WITH FLEX Manuale Utente Scaricare il pdf (Pagina 39)

Figure 3-4. The search label

5. Drag

the TextInput component from the Controls fold-

er to the position following the Label component in the

HBox. The TextInput component provides the user with

a space to input search terms (see Figure 3-5).

Figure 3-5. The TextInput field

6. Drag a Button component from the Controls folder to the

position following the TextInput component in the

HBox component.

7. Double-click the Button component and enter Search to

change the default appearance.

At this point, we need to create the HTTPService object:

1. Change to Source mode.

2. Use the HTTPService component to call the Flickr service

and return the results. After the opening Application tag

and before the HBox component, create an HTTPService

component, but do not give it a closing tag.

3. To the HTTPService component, add an id attribute

with a value of photoService, a url attribute with a value

of http://api.flickr.com/services/feeds/photos_public.gne,

and a result attribute with a value of photoHan

A Flickr Viewer | 23

1 2 ... 34 35 36 37 38 39 40 41 42 43 44 ... 147 148

Nessun commento

MACROMEDIA FLEX-GETTING STARTED WITH FLEX Manuale Utente Pagina 39