Thank you Andrew
--- In [email protected], "Matt Chotin" <[EMAIL PROTECTED]> wrote:
>
> I haven't tried this but it may need to be
> productData.category[0].insertChildBefore(x, y)
>
> -----Original Message-----
> From: [email protected] [mailto:[EMAIL PROTECTED] On
> Behalf Of greenfishinwater
> Sent: Thursday, April 20, 2006 12:00 PM
> To: [email protected]
> Subject: [flexcoders] Flex2B2 Problem with XML insertChildBefore
>
> I am experimenting with using XML as the data provider for a tree. I
> want to be able to inset new nodes at run time. I have successfully
> used appendChild and insertChildAfter, but cannot get
> insertChildBefore to work. In my example app I think I maybe setting
> up the position where to insert incorrectly. Does anybody else have
> experience of using these insert methods.
>
> Also I would like to know how to insert a new node underneath an
> existing node, rather than at the same level.
>
> This is my app which is coded for Flex 2 beta 2
>
> Thank you
>
> <?xml version="1.0" encoding="utf-8"?>
> <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" xmlns="*"
> layout="absolute">
> <mx:Script>
> <![CDATA[
> import mx.collections.XMLListCollection;
> import flash.events.*;
> import mx.events.*;
> import mx.controls.*;
>
> [Bindable]
> public var productData:XML = <food>
> <category name="Fish">
> <product name="Salmon"/>
> </category>
> <category name="Vegetable">
> <product name="Carrot"/>
> </category>
> </food>;
>
> public var extraData:XML = <category name="Fruit">
> <product name="Orange"/>
> </category>;
>
> public var newFish:XML = <product name="Chilean Sea Bass"/>;
>
> public function appendToEnd() : void
> {
> productData = productData.appendChild(extraData);
> myTree.dataProvider = productData;
> }
> public function insertAfterFish() : void
> {
> var x:Object = productData.category[0];
> var y:Object = extraData;
>
> productData = productData.insertChildAfter(x, y);
> myTree.dataProvider = productData;
> }
>
> public function insertBeforeSalmon() : void
> {
> var x:Object = productData.category[0].product[0];
> var y:Object = newFish;
>
> productData = productData.insertChildBefore(x, y);
> myTree.dataProvider = productData;
> }
> ]]>
> </mx:Script>
>
> <mx:Tree id="myTree" width="300" height="200" labelField="@name"
> showRoot="false" dataProvider="{productData}" />
> <mx:Button label="Append to End" click="appendToEnd()" y="210"/>
> <mx:Button label="Insert after Fish" click="insertAfterFish()"
> y="235"/>
> <mx:Button label="Insert before Salmon"
> click="insertBeforeSalmon()" y="260"/>
>
> </mx:Application>
>
>
>
>
>
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