<?xml version="1.0" encoding="utf-8"?>
<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/halo" 
    minWidth="1024" minHeight="768" width="213" height="40" viewSourceURL="srcview/index.html">

    <fx:Script>
        <![CDATA[
            import components.PingSound;
            import mx.events.FlexEvent;
                    
            private var Hz220:PingSound = new PingSound(220, 0, 1);
            private var Hz440:PingSound = new PingSound(440);
            
            protected function btn220_clickHandler(event:MouseEvent):void
            {
                Hz220.start();
            }

            protected function btn440_clickHandler(event:MouseEvent):void
            {
                Hz440.start();
            }
        ]]>
    </fx:Script>
    
    <s:Button id="btn220" x="10" y="10" label="Play" click="btn220_clickHandler(event)"/>
    <s:Button id="btn440" x="118" y="10" label="Play" click="btn440_clickHandler(event)"/>
</s:Application>