Because the data didn't change?
sinstone_flickr wrote:
> hey guys and gals,
>
> i'm using a list with an itemRenderer to show a list of activities in our
> LMS. the list has its dataProvider set to use XML retrieved from the backend:
>
> <itemRenderers:ActivityListItemRenderer id="mainActivityList"
> dataProvider="{this.learningDesignXML.Activity}" />
>
> inside the declaration of the ActivityListItemRenderer, there is this:
>
> <mx:List xmlns:mx="http://www.adobe.com/2006/mxml";
> width="100%" height="100%" paddingBottom="0" paddingTop="0"
> paddingLeft="0" paddingRight="0"
> itemRenderer="{new ArgumentsToRendererFactory({},
> ActivityItemRenderer)}"
> variableRowHeight="true" useRollOver="false" horizontalCenter="0"
> verticalAlign="middle" selectable="false">
>
> now... you can see that the itemRenderer is specified here. this itemRenderer
> has three important children who have the data passed to them through
> binding. looks like this:
>
> <mx:ViewStack id="activityViewStack" resizeToContent="true">
> <itemRenderers:SimpleActivityState id="simpleActivityState"
> data="{data} "/>
> <itemRenderers:ComplexActivityState id="complexActivityState"
> data="{data}" />
> <itemRenderers:BranchingActivityState
> id="branchingActivityState" data="{data}" />
> </mx:ViewStack>
>
> for some reason, when data changes in the list, the dataChange event is
> caught in the itemRenderer itself. however, its children who have this same
> data bound to them, don't catch the dataChange event when it is changed.
>
> why? any ideas?
>
> thanks!
>
>
>
>
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