Specifying a custom label field on a Flex ComboBox

iteye_13785

于 2008-05-26 19:50:15 发布

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分类专栏： flex 文章标签： Flex Adobe XML Blog

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本文介绍如何在Flex中使用ComboBox控件并为其指定自定义的标签字段。通过设置labelField属性为@name，可以从XML数据源中选择州名作为显示的标签。

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<?xml version="1.0" encoding="utf-8"?>
<!-- http://blog.flexexamples.com/2007/09/25/specifying-a-custom-label-field-on-a-flex-combobox-control/ -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
        layout="vertical"
        verticalAlign="top"
        backgroundColor="white">

    <mx:XMLList id="statesXMLList">
        <state abbrev="AL" name="Alabama" />
        <state abbrev="AK" name="Alaska" />
        <state abbrev="AZ" name="Arizona" />
        <state abbrev="AR" name="Arkansas" />
        <state abbrev="CA" name="California" />
        <state abbrev="CO" name="Colorado" />
        <state abbrev="CT" name="Connecticut" />
    </mx:XMLList>

    <mx:ComboBox id="comboBox"
            prompt="Please select a State..."
            dataProvider="{statesXMLList}"
            labelField="@name" />

</mx:Application>