Cairngorm Code

<?xml version="1.0" encoding="utf-8"?>
<mx:Application 
   xmlns:mx="http://www.adobe.com/2006/mxml" 
   layout="vertical"
   creationComplete="handleCreationComplete()">
   
   <mx:Script>
      <![CDATA[
         import mx.validators.StringValidator;
         import com.adobe.cairngorm.validation.ValidatorGroup;
         
         [Bindable]
         private var validatorGroup : ValidatorGroup =
            new ValidatorGroup();
         
         private var firstnameValidator : StringValidator =
            new StringValidator();
            
         private var lastnameValidator : StringValidator =
            new StringValidator();      
         
         private function handleCreationComplete() : void
         {
            firstnameValidator.required = true;
            firstnameValidator.source = firstnameInput;
            firstnameValidator.property = "text";
            
            lastnameValidator.required = true;
            lastnameValidator.source = lastnameInput;
            lastnameValidator.property = "text";
            
            validatorGroup.addValidator( firstnameValidator );
            validatorGroup.addValidator( lastnameValidator );
         }
         
      ]]>
   </mx:Script>
   
   <mx:Form>
      <mx:FormItem label="firstname">
         <mx:TextInput id="firstnameInput" text=""/>
      </mx:FormItem>
      
      <mx:FormItem label="lastname">
         <mx:TextInput id="lastnameInput" text="blabla"/>
      </mx:FormItem>
      
      <mx:FormItem label="FORM VALIDITY" backgroundColor="{ validatorGroup.isValid ? 0xFF00 : 0xFF0000 }">
         <mx:Label text="{ validatorGroup.isValid }" />
      </mx:FormItem>
   </mx:Form>
   
   <mx:Button label="force validation" click="validatorGroup.validate()" />
</mx:Application>