I'm also not sure why this happens, but if you change the code in function cc of dg.selectedItem = array[3] to dg.selectedIndex = 3 it works.
--- In [email protected], "jmfillman" <[EMAIL PROTECTED]> wrote: > > Not sure if this is a bug, kind of looks like it, but you can prevent > this by doing this: > > <mx:DataGrid id="dg" dataProvider="{array}" > itemClick="dg.selectedItem = array[dg.selectedIndex]; ck(event)"> > > > --- In [email protected], "shafram" <shafram@> wrote: > > > > Hello I am encountering a strange problem when I try to select an > item > > after an initial sort order has been provided. > > > > In this example, I have 5 items with all the same count. My initial > > sorting is on the count field. > > Once the initial sort has been set, I programmatically select the > 4th > > item in my array which is Letter "D". If I then try to click on > Letter > > "A" which is right above "D", The alert box will display "D" > not "A" in > > Flex 3. > > > > In flex 2 the event.target.selectedItem is null and an exception is > > thrown. > > > > Here is the source code. Am I doing something wrong or is this a > bug in > > flex? > > > > <?xml version="1.0" encoding="utf-8"?> > > <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"; > > layout="absolute" creationComplete="cc()"> > > > > > > <mx:Script> > > <![CDATA[ > > import mx.controls.Alert; > > import mx.events.ListEvent; > > import mx.collections.SortField; > > import mx.collections.Sort; > > import mx.collections.ArrayCollection; > > > > [Bindable] > > private var array : ArrayCollection ; > > > > > > private function cc() : void{ > > > > array = new ArrayCollection([ > > {"count" : 1207662300, "wp" : "A"}, > > {"count" : 1207662300, "wp" : "B"}, > > {"count" : 1207662300, "wp" : "C"}, > > {"count" : 1207662300, "wp" : "D"}, > > {"count" : 1207662300, "wp" : "E"} > > > > ]); > > > > var sorting : Sort = new Sort(); > > var sortByCount : SortField = new > > SortField("count",false,true,true); > > sorting.fields = [sortByCount]; > > this.array.sort = sorting; > > this.array.refresh(); > > > > dg.selectedItem = array[3]; > > > > > > } > > > > private function ck(event : ListEvent) : void { > > > > Alert.show(event.target.selectedItem.wp); > > > > } > > > > ]]> > > </mx:Script> > > > > > > <mx:DataGrid id="dg" dataProvider="{array}" itemClick="ck > (event)"> > > <mx:columns> > > <mx:DataGridColumn headerText="Count" > dataField="count"/> > > <mx:DataGridColumn headerText="Letter" dataField="wp"/> > > </mx:columns> > > </mx:DataGrid> > > > > > > </mx:Application> > > >
