That's a little closer than what I was trying (adding a Shape to the
list of children), but it still has one problem: The column separator
pixels break up the line.
--- In flexcoders@yahoogroups.com, "Pan Troglodytes"
<[EMAIL PROTECTED]> wrote:
>
> Yeah, I think your could subclass it and override updateDisplayList
for what
> you're needing. Check this out and see if it does what you need:
>
> package nes
> {
> import
mx.controls.advancedDataGridClasses.AdvancedDataGridHeaderRenderer;
>
> public class AdvancedDataGridHeaderRendererExt extends
> AdvancedDataGridHeaderRenderer
> {
> override protected function updateDisplayList
(unscaledWidth:Number,
>
> unscaledHeight:Number):void
> {
> super.updateDisplayList(unscaledWidth, unscaledHeight);
>
> graphics.moveTo(0, unscaledHeight);
> graphics.lineStyle(2, 0xFF0000);
> graphics.lineTo(unscaledWidth, unscaledHeight);
> }
> }
> }
>
>
> <?xml version="1.0" encoding="utf-8"?>
> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";
> xmlns:nes="nes.*"
> layout="vertical"
> >
> <mx:Script>
> <![CDATA[
> import mx.collections.ArrayCollection;
> [Bindable] private var d:ArrayCollection = new ArrayCollection
([
> {value: 1, summaryRow:false},
> {value: 2, summaryRow:false},
> {value: 3, summaryRow:false},
> {value: 4, summaryRow:false},
> {value: 5, summaryRow:false},
> {value: 6, summaryRow:false},
> {value: 21, summaryRow:true}
> ]);
> ]]>
> </mx:Script>
>
> <mx:AdvancedDataGrid dataProvider="{d}" height="100%">
> <mx:columns>
> <mx:AdvancedDataGridColumn dataField="value"
headerText="title">
> <mx:headerRenderer>
> <mx:Component>
> <nes:AdvancedDataGridHeaderRendererExt
horizontalAlign="right"/>
> </mx:Component>
> </mx:headerRenderer>
> </mx:AdvancedDataGridColumn>
> </mx:columns>
> </mx:AdvancedDataGrid>
> </mx:Application>
>
>
> On Mon, Sep 15, 2008 at 4:48 PM, whatabrain <[EMAIL PROTECTED]> wrote:
>
> > Thanks! That fixed most of my problems, and could fix my "sort
arrow"
> > problem when I get to it.
> >
> > But I'm having an absurd amount of trouble drawing a thick
horizontal
> > line under the headers. The best I could do was add a Shape
object to
> > the display list in the header renderer, but that had gaps in it
> > where the header separators were, and interacted very poorly with
> > word wrap.
