给Datagrid设置可编辑的文本框或文本域

<?xml version="1.0" encoding="utf-8"?> 
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" 
        layout="vertical" 
        verticalAlign="middle" 
        backgroundColor="white"> 
  
    <mx:XML id="itemsXML" source="data/items.xml" /> 
  
    <mx:DataGrid id="dataGrid" 
            dataProvider="{itemsXML.item}" 
            variableRowHeight="true" 
            editable="true" 
            width="100%" 
            height="100%"> 
        <mx:columns> 
            <mx:DataGridColumn id="idColumn" 
                    dataField="@id" 
                    editable="false" 
                    headerText="ID" /> 
            <mx:DataGridColumn id="descColumnTextInput" 
                    dataField="@desc" 
                    editable="true" 
                    wordWrap="true" 
                    headerText="Desc (TextInput)" /> 
            <mx:DataGridColumn id="descColumnTextArea" 
                    dataField="@desc" 
                    editable="true" 
                    wordWrap="true" 
                    itemEditor="mx.controls.TextArea" 
                    editorUsesEnterKey="true" 
                    headerText="Desc (TextArea)" /> 
        </mx:columns> 
    </mx:DataGrid> 
  
</mx:Application>

<?xml version="1.0" encoding="utf-8"?> 
<items> 
    <item id="1" desc="The quick brown fox jumped over the lazy dog." /> 
    <item id="2" desc="Lorem ipsum dolor sit amet, consectetuer adipiscing elit." /> 
    <item id="3" desc="Pellentesque nonummy aliquet metus." /> 
    <item id="4" desc="Nullam enim." /> 
    <item id="5" desc="Nullam sollicitudin sodales diam." /> 
    <item id="6" desc="Praesent quis tellus vel erat tristique placerat." /> 
    <item id="7" desc="Sed egestas, enim a convallis auctor, nisl tellus tincidunt nibh, vitae tempus mauris risus at arcu." /> 
    <item id="8" desc="Suspendisse laoreet sem eget ipsum porta consequat." /> 
    <item id="9" desc="Ut imperdiet felis quis orci." /> 
    <item id="10" desc="Phasellus tempus ante eu nisl." /> 
    <item id="11" desc="Donec velit sem, rutrum ac, bibendum sed, mattis ac, odio." /> 
    <item id="12" desc="Fusce mauris turpis, vehicula nec, mattis et, dapibus quis, arcu." /> 
    <item id="13" desc="Morbi tincidunt volutpat justo." /> 
    <item id="14" desc="Nam urna." /> 
    <item id="15" desc="Mauris est dui, aliquet at, venenatis tempus, eleifend a, pede." /> 
    <item id="16" desc="Vestibulum porttitor arcu sit amet nulla." /> 
    <item id="17" desc="Nulla vitae sapien." /> 
</items>