You are quite right. setItemAt does knock out a line
I should have mentioned that I am trying to construct a reusable
combobox component
Anyways this seems to do the trick
teams.addItemAt({FRANCHNAME:'All Teams',FRANCHID:'All'},0);
this.selectedIndex=0;
re. prompt. I believe they changed how it works during development so
that now it is just for info - but I may be wrong
I also found a relevant thread at feed-squirrel
http://www.feed-squirrel.com/blog/index.cfm/2006/6/15/Flex-2-Puzzle-No-2-The-Answers
--- In [email protected], "Doug Lowder" <[EMAIL PROTECTED]> wrote:
>
> The setItemAt() method will replace the item at the specified index,
> if there is one; addItemAt() adds a new item. Make sure setItemAt()
> is what you really want by verifying the contents of your combobox.
>
> Last time I checked, the prompt item was selectable just like any
> other item, and much easier to declare.
>
> --- In [email protected], "yaagcur" <agcur@> wrote:
> >
> > Thanks guys
> > I think that what I actually needed is
> >
> > teams.setItemAt({FRANCHNAME:'All Teams',FRANCHID:'All'},0);
> >
> > This sets the extra row in the correct place and displays it as the
> > default. I believe prompt would not be a selectable item and
> would be
> > more appropriate if a 'Please Select a team' was needed
> >
> > --- In [email protected], "Doug Lowder" <douglowder@>
> wrote:
> > >
> > > The addItemAt() function takes an object as the first parameter,
> not
> > > an array of objects. So you'd want:
> > >
> > > teams.addItemAt( {FRANCHNAME:'All Teams',FRANCHID:'All'} , 0);
> > >
> > > As Oscar states, there's a prompt property of ComboBox you can
> use
> > > to add that extra row.
> > >
> > > --- In [email protected], "yaagcur" <agcur@> wrote:
> > > >
> > > > I return a recordset and create a new arraycollection just fine
> > > > but wish to add an extra row at the top . The following just
> > > produces an
> > > > [object, Object] result in the combo box I populate for the
> > > additional
> > > > entry
> > > >
> > > >
> > > > public function myFunction(event:ResultEvent):void {
> > > > trace ("results returned");
> > > > teams = new
> > > > ArrayCollection(mx.utils.ArrayUtil.toArray
> (event.result.source));
> > > > teams.addItemAt([{FRANCHNAME:'All
> > > Teams',FRANCHID:'All'}],0); //
> > > > FRANCHNAME and FRANCHID are the two properties in the object
> > > > teams.refresh();
> > > > }
> > > > I would also like the combobox to show the new All teams as
> default
> > > > in the combobox
> > > >
> > > > cheers
> > > >
> > >
> >
>
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