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From Scott Lanham <li...@sael.com.au>
Subject Re: TableViewRowEditor and New Records
Date Mon, 14 Sep 2009 04:20:35 GMT
Digging a little deeper the ListButton is asking its list data, a custom 
Dictionary, which index the "null" item belongs to. As the list data doesn't 
have a null item, my Dictionary replies -1.

On Mon, 14 Sep 2009 01:58:32 pm Scott Lanham wrote:
> Okay, made sure SVN is up to date and no blonde moment occuring ( much ).
>
> What I get now is:
>
> java.lang.IllegalArgumentException: "null" is not a valid selection.
>         at org.apache.pivot.wtk.ListButton.setSelectedItem(Unknown Source)
>         at org.apache.pivot.wtk.ListButton.load(Unknown Source)
>         at org.apache.pivot.wtk.Container.load(Unknown Source)
>         at org.apache.pivot.wtk.content.TableViewRowEditor.edit(Unknown
> Source)
>
> On Mon, 14 Sep 2009 11:51:59 am Todd Volkert wrote:
> > One problem stems from the fact that ListButton.setSelectedItem(null) was
> > explicitly throwing IllegalArgumentException, when it probably should
> > have been translating to setSelectedIndex(-1).  I just checked in a fix
> > for this, so that might fix you up.
> >
> > So you're creating blank rows, and immediately opening an editor on the
> > row for the user to populate it with initial values?
> >
> > Let me know if that check-in fixes the issue.
> >
> > -T
> >
> > On Sun, Sep 13, 2009 at 9:22 PM, Scott Lanham <lists@sael.com.au> wrote:
> > > Howdy Hi,
> > >
> > > I have a TableView which displays data from a database table. That data
> > > is bound to the TableView using a custom Dictionary. It all works fine
> > > until it is
> > > time to add a new record using the TableView and in place editing it
> > > using TableViewRowEditor. Several of the fields in a TableView row have
> > > ListButtons
> > > assocated with them to restrict the field values. When the field value
> > > is initially Null, as with a new record, the ListButtons don't like it
> > > because Null can't be found in the lists data.
> > >
> > > Is there any way I can get ListButton to not throw an exception in this
> > > case?
> > >
> > > Thanks,
> > >
> > > Scott.


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