Looks like it does not work when I refresh DataGrid's DataProvider dataProvider as ArrayCollection.refresh();
On Mon, Jul 22, 2013 at 5:51 PM, Michael Baird <[email protected]> wrote: > If you don't clear the provider as Lee suggests, you could also set the > selected index to -1 or whatever your default option is. > > If you're extending GridItemRenderer, it's recommended to also use override > *prepare()* instead of *set data* for performance reasons. > > > On Mon, Jul 22, 2013 at 3:43 PM, Lee Burrows > <[email protected]>wrote: > > > could the issue be related to not clearing your renderer of its previous > > values when data=null? > > > > eg: > > > > if (data) > > //your code > > else > > answer.dataProvider = null; > > > > > > > > > > On 22/07/2013 22:25, mark goldin wrote: > > > >> I have a column with combobox as an item renderer. The combo has a > simple > >> dataProvider like Yes, No. When I scroll the grid values in combos are > >> changing. Here is relative code from my renderer, simplified: > >> override public function set data(value:Object):void > >> { > >> super.data = value; > >> if (data) > >> { > >> answer.dataProvider = externaldataprovider; > >> > >> for (var i:Number = 0; i < answer.dataProvider.length; i++) > >> { > >> var obj:Object = Object(answer.dataProvider[i]) > >> if (obj["CodeValue"] == data.Answer) > >> { > >> answer.selectedIndex = i; > >> break; > >> } > >> } > >> } > >> } > >> } > >> > >> Thanks > >> > >> > > > > -- > > Lee Burrows > > ActionScripter > > > > >
