MACROMEDIA FLEX-GETTING STARTED WITH FLEX Manuale Utente Scaricare il pdf (Pagina 44)

vice call. At this point, your code should look like Ex-

ample 3-9.

Example 3-9. The complete script block

<mx:Script>

<![CDATA[

import mx.collections.ArrayCollection;

import mx.rpc.events.ResultEvent;

[Bindable]

private var photoFeed:ArrayCollection;

private function requestPhotos():void{

photoService.cancel();

var params:Object = new Object();

params.format = 'rss_200_enc';

params.tags = searchTerms.text;

photoService.send(params);

}

private function photoHandler(event:ResultEvent)

:void{

}

]]>

</mx:Script>

2. In the photoHandler() function, populate the photoFeed

variable with the data located in the event object,

event.result.rss.channel.item, and type it as ArrayCol

lection. Your code should now look like Example 3-10.

Example 3-10. Adding the photoHandler