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AdvancedDataGrid的邊界正在消失。我使用彈出對象的同一個實例在不同的時間顯示。AdvancedDataGrid的邊界在彈出消失
第一次彈出窗口和ADG邊框很好，但是當我下次啓動彈出窗口時，邊框消失了。雖然邊框重新出現，如果我嘗試調整列大小。我無法得到這個問題的原因，因此也無法糾正它。
我試圖重新調整ADG的可見性，並試圖調用invalidateDisplayList（），但沒有成功。
* ADG = AdvancedDataGrid 我附加了代碼片段。
<?xml version="1.0" encoding="utf-8"?>
<s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009"
\t \t \t \t \t xmlns:s="library://ns.adobe.com/flex/spark"
\t \t \t \t \t xmlns:mx="library://ns.adobe.com/flex/mx" creationComplete="onCC()" width="1500" height="1000">
\t <s:layout>
\t \t <s:VerticalLayout />
\t </s:layout>
\t <fx:Script>
\t \t <![CDATA[
\t \t \t import mx.collections.ArrayCollection;
\t \t \t import mx.controls.advancedDataGridClasses.AdvancedDataGridSortItemRenderer;
\t \t \t import mx.managers.PopUpManager;
\t \t \t [Bindable]private var dp:ArrayCollection = new ArrayCollection();
\t \t \t
\t \t \t private function onCC():void
\t \t \t {
\t \t \t \t var obj1:Object = new Object();
\t \t \t \t obj1.col1 = "col11";
\t \t \t \t obj1.col2 = "col12";
\t \t \t \t obj1.col3 = "col13";
\t \t \t \t dp.addItem(obj1);
\t \t \t \t
\t \t \t \t obj1 = new Object()
\t \t \t \t obj1.col1 = "col21";
\t \t \t \t obj1.col2 = "col22";
\t \t \t \t obj1.col3 = "col23";
\t \t \t \t dp.addItem(obj1);
\t \t \t }
\t \t \t
\t \t \t var popup:PopupPanel = new PopupPanel();
\t \t \t private function launchPopup():void
\t \t \t {
\t \t \t \t
\t \t \t \t PopUpManager.addPopUp(popup, this as DisplayObject);
\t \t \t \t PopUpManager.centerPopUp(popup);
\t \t \t }
\t \t ]]>
\t </fx:Script>
\t <fx:Declarations>
\t \t <!-- Place non-visual elements (e.g., services, value objects) here -->
\t \t
\t </fx:Declarations>
\t
\t <mx:AdvancedDataGrid sortableColumns="false" sortItemRenderer="{null}" dataProvider="{dp}" draggableColumns="false" >
\t \t <mx:groupedColumns>
\t \t \t <mx:AdvancedDataGridColumn headerText="PM1" dataField="col1" />
\t \t \t <mx:AdvancedDataGridColumnGroup headerText="PM2" >
\t \t \t \t <mx:AdvancedDataGridColumn headerText="NE" dataField="col2" />
\t \t \t \t <mx:AdvancedDataGridColumn headerText="FE" dataField="col3"/>
\t \t \t </mx:AdvancedDataGridColumnGroup>
\t \t </mx:groupedColumns>
\t </mx:AdvancedDataGrid>
\t <mx:Button label="launch popup" click="launchPopup()" />
</s:WindowedApplication><?xml version="1.0" encoding="utf-8"?>
<s:TitleWindow xmlns:fx="http://ns.adobe.com/mxml/2009"
\t \t \t xmlns:s="library://ns.adobe.com/flex/spark"
\t \t \t xmlns:mx="library://ns.adobe.com/flex/mx" width="1000" height="750"
\t \t \t close="titlewindow1_closeHandler(event)">
\t <s:layout>
\t \t <s:HorizontalLayout paddingLeft="20" paddingRight="20" paddingTop="20" paddingBottom="20"/>
\t </s:layout>
\t <fx:Script>
\t \t <![CDATA[
\t \t \t import mx.collections.ArrayCollection;
\t \t \t import mx.events.CloseEvent;
\t \t \t import mx.managers.PopUpManager;
\t \t \t
\t \t \t [Bindable] private var dp:ArrayCollection = new ArrayCollection();
\t \t \t protected function titlewindow1_closeHandler(event:CloseEvent):void
\t \t \t {
\t \t \t \t // TODO Auto-generated method stub
\t \t \t \t PopUpManager.removePopUp(this);
\t \t \t }
\t \t \t
\t \t ]]>
\t </fx:Script>
\t <fx:Declarations>
\t \t <!-- Place non-visual elements (e.g., services, value objects) here -->
\t </fx:Declarations>
\t
\t
\t <mx:AdvancedDataGrid id="dg1" sortableColumns="false" sortItemRenderer="{null}" dataProvider="{dp}" draggableColumns="false" width="100%" height="100%">
\t \t <mx:groupedColumns>
\t \t \t <mx:AdvancedDataGridColumn headerText="PM1" dataField="col1" />
\t \t \t <mx:AdvancedDataGridColumnGroup headerText="PM2" >
\t \t \t \t <mx:AdvancedDataGridColumn headerText="NE" dataField="col2" />
\t \t \t \t <mx:AdvancedDataGridColumn headerText="FE" dataField="col3"/>
\t \t \t </mx:AdvancedDataGridColumnGroup>
\t \t </mx:groupedColumns>
\t </mx:AdvancedDataGrid>
\t
\t <mx:AdvancedDataGrid id="dg2" sortableColumns="false" sortItemRenderer="{null}" dataProvider="{dp}" draggableColumns="false" width="100%" height="100%">
\t \t <mx:groupedColumns>
\t \t \t <mx:AdvancedDataGridColumn headerText="PM1" dataField="col1" />
\t \t \t <mx:AdvancedDataGridColumnGroup headerText="PM2" >
\t \t \t \t <mx:AdvancedDataGridColumn headerText="NE" dataField="col2" />
\t \t \t \t <mx:AdvancedDataGridColumn headerText="FE" dataField="col3"/>
\t \t \t </mx:AdvancedDataGridColumnGroup>
\t \t </mx:groupedColumns>
\t </mx:AdvancedDataGrid>
</s:TitleWindow>