No, I'm using Flex 3; maybe time to upgade Ben. -TH
--- In [email protected], Alex Harui <aha...@...> wrote: > > Tim, did you try that in Flex 2? I seem to recall it being a bug. > > Alex Harui > Flex SDK Developer > Adobe Systems Inc.<http://www.adobe.com/> > Blog: http://blogs.adobe.com/aharui > > From: [email protected] [mailto:[email protected]] On > Behalf Of Tim Hoff > Sent: Monday, April 06, 2009 12:17 PM > To: [email protected] > Subject: [flexcoders] Re: ListCollectionView w/ a filterFunction as a > dataProvider - Flex 2 > > > Hmm, ran your code and it worked fine. Clicked the add item button the first > time and "1" showerd up. Maybe try adding filtered_stuff.refresh(); to the > addItem function. > > -TH > > --- In [email protected], "bnjmnhggns" <bhiggins@> wrote: > > > > Hi all, I've been having weird problems involving Lists, dataProviders, > > ListCollectionViews with and ArrayCollections. I was able to reproduce one > > of my problems below. > > > > I have a ListCollectionView (filtered_stuff) that's viewing an > > ArrayCollection (stuff). stuff initially just has one element. > > filtered_stuff has a filterFunction that filters out this element. > > > > Here's the weird part. Clicking on Add item once does not show the added > > item in the List. Clicking on Add item again will result in TWO items > > showing up in the list. After that, clicking Add item behaves as you might > > expect. > > > > Why is it behaving this way? > > > > Thanks, > > > > Ben > > > > Code: > > > > <?xml version="1.0"?> > > <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";> > ! > <mx:Panel title="List dataProvider test" creationComplete="onCreate()" > > paddingTop="10" paddingBottom="10" paddingLeft="10" paddingRight="10"> > > > > <mx:List id="list" width="100%" dataProvider="{filtered_stuff}"/> > > <mx:Button click="addItem()" label="Add item"/> > > </mx:Panel> > > > > <mx:Script> > > <![CDATA[ > > import mx.collections.ListCollectionView; > > import mx.collections.ArrayCollection; > > > > [Bindable] public var stuff:ArrayCollection; > > [Bindable] public var filtered_stuff:ListCollectionView; > > > > public function addItem():void { > > trace("adding item", stuff.length); > > stuff.addItem({label: stuff.length}); > > } > > > > public function onCreate():void { > > stuff = new ArrayCollection([{label: 0}]); > > filtered_stuff! = new ListCollectionView(stuff); > > filtered_stuff.! fil terFunction = function(item:Object):Boolean { > > return item.label > 0; > > } > > filtered_stuff.refresh(); > > } > > ]]> > > </mx:Script> > > </mx:Application> > > >
