设置DateChooser控件的头部文字对齐方式.

DateChooser控件的textAlign 和 headerStyleName 样式。
示例:

代码：

<? xml version="1.0" encoding="utf-8" ?>
<!--  http://blog.flexexamples.com/2008/06/05/aligning-headers-in-a-datechooser-control-in-flex/  -->
< mx:Application  xmlns:mx ="http://www.adobe.com/2006/mxml"
        layout ="vertical"
        verticalAlign ="middle"
        backgroundColor ="white" >

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

            private function comboBox_change(evt:ListEvent):void {
                var cssObj:CSSStyleDeclaration = StyleManager.getStyleDeclaration(".dateChooserHeaderStyles");
                cssObj.setStyle("textAlign", comboBox.selectedItem);
            }
         ]]>
     </ mx:Script >

     < mx:Style >
        .dateChooserHeaderStyles {
            fontWeight: bold;
            textAlign: left;
        }
     </ mx:Style >

     < mx:ApplicationControlBar  dock ="true" >
         < mx:Form  styleName ="plain" >
             < mx:FormItem  label ="textAlign:" >
                 < mx:ComboBox  id ="comboBox"
                        dataProvider ="[left,center,right]"
                        change ="comboBox_change(event);"   />
             </ mx:FormItem >
         </ mx:Form >
     </ mx:ApplicationControlBar >

     < mx:DateChooser  id ="dateChooser"
            headerStyleName ="dateChooserHeaderStyles"   />

</ mx:Application >