Use a Button control to invoke a validator, but the application first determines which validator to execute : Validator « Development « Flex

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3. Validator

Use a Button control to invoke a validator, but the application first determines which validator to execute

        

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    <!-- validators\ConditionalVal.mxml -->
<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">
    <s:layout>
        <s:VerticalLayout />
    </s:layout>
    <fx:Script> 
         
        import mx.events.ValidationResultEvent; 
        private var vEvent:ValidationResultEvent; 
        private function validateData():void { 
            if (String(country.selectedValue) == "Canada") { 
                vEvent = zipCN.validate(zipInput.text); 
            } 
            else { 
                vEvent = zipUS.validate(zipInput.text); 
            } 
        } 
      
    </fx:Script>
    <fx:Declarations>
        <mx:ZipCodeValidator id="zipUS" domain="US Only"
            listener="{zipInput}" />
        <mx:ZipCodeValidator id="zipCN" domain="Canada Only"
            listener="{zipInput}" />
        <s:RadioButtonGroup id="country" />
    </fx:Declarations>
    <s:RadioButton group="{country}" label="US" />
    <s:RadioButton group="{country}" label="Canada" />
    <s:TextInput id="zipInput" />
    <s:Button label="Submit" click="validateData();" />
</s:Application>

   
    
    
    
    
    
    
    
  

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