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89 lines
2.8 KiB
89 lines
2.8 KiB
<?xml version="1.0" encoding="utf-8"?>
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<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
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backgroundColor="#FFFFFF"
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backgroundAlpha="0"
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horizontalAlign="left"
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verticalGap="15" horizontalGap="15">
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<mx:Script>
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<![CDATA[
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import mx.collections.ArrayCollection;
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import mx.rpc.events.ResultEvent;
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[Bindable]
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private var myResult:XML;
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[Bindable]
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private var weatherObject:Object;
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[Bindable]
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private var listContents:ArrayCollection;
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private namespace yweather = "http://xml.weather.yahoo.com/ns/rss/1.0";
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use namespace yweather;
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public function requestWeather():void {
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weatherService.cancel();
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var params:Object = new Object();
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params.p = zip.text;
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weatherService.send(params);
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}
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public function resultHandler(event:ResultEvent):void {
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myResult = XML(event.result);
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weatherObject = new Object();
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weatherObject.zip = zip.text;
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weatherObject.city = myResult.channel.yweather::location.@city;
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weatherObject.temp = myResult.channel.item.yweather::condition.@temp;
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weatherObject.imgsource = parseImageUrl(myResult.channel.item.description);
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var a:Array = new Array(weatherObject);
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listContents = new ArrayCollection(a);
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}
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private function parseImageUrl(fromHtml:XMLList):String {
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var pattern:RegExp = /img src="(.+?)"/;
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var results:Array = pattern.exec(fromHtml);
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var imageURL:String = results[1]; // backreference 1 from pattern
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return imageURL;
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}
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]]>
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</mx:Script>
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<mx:HTTPService
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id="weatherService"
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url="http://weather.yahooapis.com/forecastrss"
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resultFormat="e4x"
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result="resultHandler(event)" />
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<mx:Text text="1. Basic Form + HTTPService Retrieval" />
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<mx:Form width="400">
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<mx:FormItem label="Zip Code">
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<mx:TextInput id="zip" />
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<mx:Button label="Get Weather"
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click="requestWeather()" />
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</mx:FormItem>
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</mx:Form>
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<mx:Text text="Raw RSS Feed" />
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<mx:TextArea id="resultFld"
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text="{myResult}"
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width="400" height="152" />
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<mx:Text text="1. List w/ Image Item Renderer (Drop-In)" />
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<mx:List dataProvider="{listContents}"
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labelField="imgsource"
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width="400" height="100"
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itemRenderer="mx.controls.Image" />
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<mx:Text text="2. List w/ HBoxWeatherDisplay itemRenderer" />
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<mx:List dataProvider="{listContents}"
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labelField="zip"
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width="400" height="100"
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itemRenderer="HBoxWeatherDisplay" />
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</mx:Application>
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