On Friday 22 June 2007 10:15, Ed Leafe wrote:
> On Jun 22, 2007, at 1:11 PM, <[EMAIL PROTECTED]>
>
> <[EMAIL PROTECTED]> wrote:
> > How do we clear the dataset without triggering the "no records in
> > dataset"
> > notification upon requery?
> >
> > We are intentionally setting the sql where clause to "0=1" when the
> > user
> > presses a "Clear" button and would like to clear the screen without
> > the
> > message. We thought about manually setting the dataset to {}, but
> > then the
> > child records may not clear. Bottom line...how do we emulate a
> > "clearDataset" method?
>
> You can't avoid triggering the exception, but you can handle it.
>
> try:
> <do your clearing stuff>
> except dabo.dException.NoRecordsException:
> pass
>
> -- Ed Leafe
> -- http://leafe.com
> -- http://dabodev.com
To be a bit clearer:
OnClear(self):
bizobj.setWhereClause('0=1')
try:
self.Form.requery()
except dabo.dException.NoRecordsException:
pass
does not work because Dabo is handling the exception in the "requery()".
--
John Fabiani
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