Flex构建类Google下拉框的联想功能

 这里只介绍Flex构建类Google下拉框的关键：即构建类Google双列表，有关闭功能的DataGrid组件，代码如下：

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在Flex中新建MXML　Component，　DataGrid组件，代码如下：

<?xml version="1.0" encoding="utf-8"?>
<mx:DataGrid xmlns:mx="http://www.adobe.com/2006/mxml"
    verticalGridLineColor="#666666"
    verticalGridLines="false"
    verticalLockedSeparatorSkin="undefined"
    verticalSeparatorSkin="undefined"
    editable="false" enabled="true" fontFamily="Verdana"
    showHeaders="false" paddingBottom="0" paddingTop="0" headerHeight="0"
    borderSides="left right bottom  "
    borderColor="#040404"
    borderStyle="solid"
    horizontalScrollPolicy="off"
    >
    <mx:columns>
        <mx:DataGridColumn dataField="name"  textAlign="left" />
        <mx:DataGridColumn dataField="weight" textAlign="right" width="79" color="green"/>             
       </mx:columns>
</mx:DataGrid>

具体源码及SWF播放动画请参与URL:　http://download.youkuaiyun.com/source/1545484