setNullValid(true)

-igor

On Thu, Dec 15, 2011 at 7:42 AM, Richard W. Adams <rwada...@up.com> wrote:
> Is there a way to make DropDownChoice  offer "no selection" as the first
> option, even if the input model matches one of the selections? Perhaps a
> property to set, or method to override? Can't find this issue covered in
> the material I've looked at. I'm looking for some technique I can apply
> against the drop down class (or an extension to it) rather than adding
> dummy data to the model.
>
> Has someone already invented this wheel?
>
>
>
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