<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2008/09/05/positioning-icons-on-a-linkbutton-control-in-flex/ -->
<mx:Application name="LinkButton_labelPlacement_test"
        xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="middle"
        backgroundColor="white">

    <mx:Script>
        <![CDATA[
            import mx.controls.ButtonLabelPlacement;
            import mx.events.ListEvent;

            private function comboBox_change(evt:ListEvent):void {
                var value:String = comboBox.selectedItem.toString();
                linkButton.labelPlacement = value;
            }
        ]]>
    </mx:Script>

    <mx:Array id="arr">
        <mx:String>{ButtonLabelPlacement.LEFT}</mx:String>
        <mx:String>{ButtonLabelPlacement.RIGHT}</mx:String>
        <mx:String>{ButtonLabelPlacement.TOP}</mx:String>
        <mx:String>{ButtonLabelPlacement.BOTTOM}</mx:String>
    </mx:Array>

    <mx:ApplicationControlBar dock="true">
        <mx:Form styleName="plain">
            <mx:FormItem label="labelPlacement:">
                <mx:ComboBox id="comboBox"
                        dataProvider="{arr}"
                        selectedIndex="1"
                        change="comboBox_change(event);" />
            </mx:FormItem>
        </mx:Form>
    </mx:ApplicationControlBar>

    <mx:LinkButton id="linkButton"
            label="LinkButton"
            icon="@Embed('assets/LinkButton.png')" />

</mx:Application>