Your myData Array needs to be an ArrayCollection. ArrayCollections will dispatch CollectionChange events, Arrays do not. So your repeater never gets notified that an item was added to your Array.
Sunil --- In flexcoders@yahoogroups.com, "Jason" <jason.merr...@...> wrote: > > Simple question. > > Why does example 1 below work as expected, but example 2 does not > (the "Pear" checkbox is not added)? I thought repeaters, like other > components, responded to changes in the dataprovider through > databinding. > > ------------------ > EXAMPLE 1 > > <?xml version="1.0" encoding="utf-8"?> > <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"; > applicationComplete="init()"> > > <mx:Script> > <![CDATA[ > > [Bindable] > private var myData:Array = [{ label:"Banana" }, { > label:"Pear" }, { label:"Orange" } ]; > > ]]> > </mx:Script> > > <mx:Repeater id="myRepeater" dataProvider="{myData}"> > <mx:CheckBox id="checkBox" > label="{myRepeater.currentItem.label}" /> > </mx:Repeater> > > </mx:Application> > ------------------ > > EXAMPLE 2 > > <?xml version="1.0" encoding="utf-8"?> > <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"; > applicationComplete="init()"> > > <mx:Script> > <![CDATA[ > > [Bindable] > private var myData:Array = [ { label:"Banana" } ]; > > [Bindable] > private var fruit1:Object = new Object(); > > private function init():void > { > fruit1.label = "Pear"; > myData.push(fruit1); > } > > ]]> > </mx:Script> > > <mx:Repeater id="myRepeater" dataProvider="{myData}"> > <mx:CheckBox id="checkBox" > label="{myRepeater.currentItem.label}" /> > </mx:Repeater> > > </mx:Application> > > ------------------ > > How would you handle a situation like in Example 2, where the > dataprovider changes after the repeater initally runs (in this case, > after the applicationComplete event)? > > Thanks. > > Jason Merrill >
