QRコードを表示してみた

QRcodeG.mxml

<?xml version="1.0" encoding="utf-8"?>
<mx:WindowedApplication xmlns:mx="http://www.adobe.com/2006/mxml"
  layout="vertical"
  showStatusBar="false" paddingBottom="3" paddingLeft="3" paddingRight="3" paddingTop="3"
  width="174" height="188"
  minWidth="174" minHeight="188">
  <mx:Script>
      <![CDATA[
          private const GOOGLE_CHART:String
              = 'http://chart.apis.google.com/chart?chs=150x150&cht=qr&chl=';
          private function create():void
          {
              var url:String = GOOGLE_CHART + encodeURIComponent(txt_.text);
              qrImage_.scaleContent = true;
              qrImage_.source = url;
          }
      ]]>
  </mx:Script>
  <mx:HBox width="100%">
      <mx:TextInput id="txt_" width="100%"/>
      <mx:Button label="QR" click="create()"/>  
  </mx:HBox>
  <mx:HBox width="100%" height="100%" horizontalAlign="center" verticalAlign="middle">
      <mx:Image id="qrImage_" width="100%" height="100%"
          source="icons/icon_128.png" scaleContent="false"
          autoLoad="true" verticalAlign="middle" horizontalAlign="center"/>
  </mx:HBox>
</mx:WindowedApplication>