<?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">

    <fx:Declarations>
        <s:RadioButtonGroup id="radioGroup"/>
    </fx:Declarations>

    <s:layout>
        <s:VerticalLayout paddingLeft="10" paddingRight="10" paddingTop="10" paddingBottom="10"/>
    </s:layout>

    <s:RadioButton group="{radioGroup}" label="A"/>
    <s:RadioButton group="{radioGroup}" label="B"/>
    <s:TextInput/>
    <s:RadioButton group="{radioGroup}" label="C"/>
    <s:Button label="(other components)" width="100%"/>

</s:WindowedApplication>