CH03_02.mxml

Adobe Flash Builder 4.7 环境

<?xml version="1.0" encoding="utf-8"?>
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" 
              xmlns:s="library://ns.adobe.com/flex/spark" 
              xmlns:mx="library://ns.adobe.com/flex/mx">
          
  <fx:Script>
    <![CDATA[
      import mx.controls.Alert;
      public function moodCheck():void
      {
        switch(myMood.text)
        {
          case 'happy': 
            Alert.show("Life is good isn't it?");
            break;                                                      
          case 'sad': 
            Alert.show("Some Prozac will cheer you up!");
            break;
          default:                                              
            Alert.show("Neither here nor there eh?");
        }
      }
    ]]>
  </fx:Script>
  
  <s:Group>
    <s:layout>
      <s:VerticalLayout/>
    </s:layout>
    <mx:TextInput id="myMood"/>
    <mx:Button label="Check your mood" click="moodCheck()"/>
  </s:Group>
</s:Application>