<?xml version="1.0" encoding="utf-8"?>
<s:WindowedApplication 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[

            [Bindable]
            private var foo:Foo = new Foo();

            protected function button1_clickHandler(event:MouseEvent):void
            {
                // TODO Auto-generated method stub
                foo.setColor();
            }
        ]]>
    </fx:Script>

    <s:Button left="100" label="click me!" click="button1_clickHandler(event)"/>

    <s:Rect width="100" height="100">
        <s:fill>
            <s:SolidColor id="sc" color="{foo.color}"/>
        </s:fill>
    </s:Rect>
</s:WindowedApplication>