急求帮助
<?xml version="1.0" encoding="utf-8"?>
<mx:VBox xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx"
width="100%" height="100%" creationComplete="init(event)">
<fx:Script>
<![CDATA[
import mx.collections.ArrayCollection;
import mx.controls.Alert;
import mx.events.FlexEvent;
import mx.rpc.events.FaultEvent;
import mx.rpc.events.ResultEvent;
[Bindable]
var dormList:ArrayCollection=new ArrayCollection();
var bednum:ArrayCollection=new ArrayCollection();
protected function init(event:FlexEvent):void
{
dormAction.addEventListener(FaultEvent.FAULT,failed);
dormAction.addEventListener(ResultEvent.RESULT,listDormSuccess);
dormAction.listAllRoom("男生宿舍");
//Alert.show(dormAction.listAllRoom("男生宿舍"));
}
protected function failed(event:FaultEvent):void
{
Alert.show("网络不通");
Alert.show(event.toString());
}
protected function listDormSuccess(event:ResultEvent):void
{
dormList=event.result as ArrayCollection;
}
]]>
</fx:Script>
<fx:Declarations>
<!-- 将非可视元素（例如服务、值对象）放在此处 -->
<s:RemoteObject id="dormAction" destination="dormAction">
</s:RemoteObject>
</fx:Declarations>
<mx:TabNavigator id="tabdorm" width="100%" height="100%">
<s:NavigatorContent width="100%" height="100%" label="统计表格">
<s:HGroup x="0" y="0" width="738" height="29">
<s:Button width="79" height="28" label="导出"/>
</s:HGroup>
<s:HGroup x="0" y="28" width="100%" height="145">
<s:DataGrid dataProvider="{dormList}"width="100%"height="100%" requestedRowCount="4" >
<mx:columns>
<mx:DataGridColumn dataField="useto" headerText="use to ">
</mx:DataGridColumn>
<mx:DataGridColumn dataField="number" headerText="number">
</mx:DataGridColumn>
</mx:columns>
</s:DataGrid>
</s:HGroup>
</s:NavigatorContent>
</mx:TabNavigator>
</mx:VBox>
为什么的总是提示 无法将“<mx:columns>”解析为组件执行。
[解决办法]
