Mega Code Archive
Define the mySize variable and uses it in the CSS
<![CDATA[
<!--
Code from Flex 4 Documentation "Using Adobe Flex 4".
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<!-- styles/PropertyReferenceExample.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:mx="library://ns.adobe.com/flex/mx" xmlns:s="library://ns.adobe.com/flex/spark">
<!-- You can declare a property using this method, too: -->
<!--
<fx:Declarations> <fx:Number id="mySize">20</fx:Number>
</fx:Declarations>
-->
<fx:Script>
[Bindable]
private var mySize:Number = 20;
</fx:Script>
<fx:Style>
@namespace s "library://ns.adobe.com/flex/spark";
s|Button {
fontSize: PropertyReference("mySize");
}
</fx:Style>
<!--
Notice that when you click the button, the value of mySize increases,
but the size of the font on the button's label does not. Style
properties must be explicitly set, even if the property is bindable.
-->
<s:Button id="myButton" label="{mySize.toString()}" click="mySize+=2" />
</s:Application>
]]>