#眉標=Adobe AIR
#副標=網路桌面應用開發（1）
#大標=Adobe AIR實作RSS讀取器
#作者=文／圖 劉仲濱


==<box>===========
程式1
<mx:Script>
<![CDATA[
import mx.collections.ArrayCollection;　
import mx.rpc.events.ResultEvent;
[Bindable] private var rssFeedData:ArrayCollection;
private function rssHandler(event:ResultEvent):void
{
  rssFeedData = event.result.RDF.item;
}
]]>
</mx:Script>
<mx:HTTPService id="RssService" url="http://weblogs.macromedia.com/mxna/xml/rss.cfm?query=byMostRecent&languages=1" 
result="rssHandler(event)"/>
<mx:Button label="Fetch RSS" click="RssService.send()"/>
==<end>==============




==<反灰>===========
<rootContent systemChrome="standard" transparent="false" visible="true" width="800" height="600">[SWF reference is generated]</rootContent
==<end>==============




==<box>===========
程式2
<?xml version="1.0" encoding="utf-8"?>
 <mx:Canvas xmlns:mx="http://www.adobe.com/2006/mxml" horizontalScrollPolicy="off" verticalScrollPolicy="off"> 
   <mx:DateFormatter id="dateFormatter" formatString="D-MMM-YY"/>
   <mx:Text id="Title" 
      htmlText="{data.title}" 
      x="5" y="0" 
      fontSize="11" selectable="false"
      width="780"
      textAlign="left" fontWeight="bold"/>
   <mx:Text id="PublishDate"
      text="{dateFormatter.format(data.date)}"
      x="5" y="{Title.height+3}" 
      fontSize="9" selectable="false"
      width="200"
      textAlign="left" 
      fontWeight="bold"/>         
   <mx:Text id="Author"
      text="{data.creator}"
      x="68" y="{Title.height+3}" 
      fontSize="9" selectable="false"
      width="200"
      textAlign="left" fontWeight="bold"/>
   <mx:LinkButton id="ReadArticle"
      label=">請 詳 細 內 容"
      x="700" y="{Title.height-3}"
      fontSize="12"
      rollOverColor="#B8AF9C"
      selectionColor="#595341"
      textRollOverColor="#FFFFFF"
      textSelectedColor="#FFFFFF"/>   
   <mx:Text id="Description"
      htmlText="{data.description}"
      x="5" y="{Title.height+20}" 
      fontSize="10" selectable="false"
      width="780"
      textAlign="left"/>
   <mx:HRule x="0" y="115" width="100%"/>
 </mx:Canvas>
==<end>==============




==<box>===========
程式碼3
package events
{
   import flash.events.Event;
   public class ReadArticleCustomClass extends Event
   {
      public var article:Object;
      public function ReadArticleCustomClass(articleParam:Object,type:String)
      {
         super(type,true);
         this.article = articleParam;
      }
      override public function clone():Event
      {
         return new ReadArticleCustomClass(article,type);
      }
   }
}

==<end>==============




==<反灰>===========
<mx:Metadata>
     [Event(name="readArticle",type="events.ReadArticleCustomClass")]
</mx:Metadata>
==<end>==============




==<box>===========
程式4
<mx:Script>
   <![CDATA[
      import events.ReadArticleCustomClass;
      private function readArticleHandler():void
      {
         var eventObj:ReadArticleCustomClass = new ReadArticleCustomClass(data,"readArticle");
         dispatchEvent(eventObj);
      }
   ]]>
</mx:Script>
==<end>==============




==<box>===========
程式碼5
private function initApp():void
      {
         FeedDisplay.addEventListener("readArticle",showArticle);
      }
      private function showArticle(event:ReadArticleCustomClass):void
      {
         currentArticle = event.article.link;
         currentArticleLink = event.article["rdf:about"];
         ContentNavigator.selectedIndex = 1;
      }         
      private function rssHandler(event:ResultEvent):void
      {
         rssFeedData = event.result.RDF.item;
         RssLoader.height=0;
      }
      private function showArticleTab():void
      {
         if (articleLoader.location != currentArticleLink) articleLoader.location = currentArticle; 
             articleLoader.loaded?HtmlLoader.height=0:HtmlLoader.height=30;
      }
==<end>==============