I had a problem like that, try this:
var newList:ArrayCollection(signalList);
for (var i:int=0; i<arr.length; i++) {
if (!newList.contains(arr[i].name)) {
newList.addItem(arr[i].name);
}
signalList = newList;
I din´t compile this, no builder available here.
Mauricio
On Fri, Jul 11, 2008 at 12:45 PM, netdeep <[EMAIL PROTECTED]> wrote:
>
> Here is the relevant code from the component with the combobox:
>
> [Bindable]
> private var signalList:ArrayCollection = new ArrayCollection();
>
> public function setSignals(sig:ArrayCollection):void {
> signalList = sig;
> }
>
> <mx:ComboBox dataProvider="{signalList}" selectedIndex="0"
> toolTip="{signal.selectedItem.name <http://signal.selecteditem.name/>}"
> change="selectSignal()"
> color="#000000" id="signal" labelField="name"/>
>
> And here is my Application actionscript code for populating signalList:
>
> var arr:Array = archiveList.selectedItems;
> for (var i:int=0; i<arr.length; i++) {
> if (!signalList.contains(arr[i].name)) {
> signalList.addItem(arr[i].name);
> }
> }
> var sort:Sort = new Sort();
>
> // Set the sort field (case-insensitive)
> sort.fields = [new SortField(null,true)];
> // Assign the Sort object to the view.
> signalList.sort = sort;
> // Apply the sort to the collection.
> signalList.refresh();
>
> --- In [email protected] <flexcoders%40yahoogroups.com>, "Alex
> Harui" <[EMAIL PROTECTED]> wrote:
> >
> > Show your code. Last time, someone was inadvertently putting a space
> > into the CB's dataProvider
> >
> >
> >
> > ________________________________
> >
> > From: [email protected] <flexcoders%40yahoogroups.com> [mailto:
> [email protected] <flexcoders%40yahoogroups.com>] On
> > Behalf Of netdeep
> > Sent: Friday, July 11, 2008 5:48 AM
> > To: [email protected] <flexcoders%40yahoogroups.com>
> > Subject: [flexcoders] combobox fills in with blank element
> >
> >
> >
> > I have an ArrayCollection which is the dataProvider for a combobox in a
> > custom component.
> > However the ArrayCollection is located in the application so I assign it
> > to the custom
> > component via actionscript in the component.
> >
> > When I call addItem on the ArrayCollection the items go into the
> > combobox, however the
> > first element is always blank. How can I can get rid of this and get the
> > combobox to add only
> > the items I am adding to the ArrayCollection?
> >
>
>
>
