If you put the validator in a list, you lose the dropdown -- so just take
it out of the list. Also, use IS_EMPTY_OR (IS_NULL_OR has been deprecated).
Anthony
On Saturday, March 9, 2013 4:37:32 PM UTC-5, memo wrote:
>
> I have the below stated table definition:
> I want the field f_building_complex to be either NULL or to be referenced
> to the t_building_complexes.
> Thus I have added the requires=......
> But now the sqlform displays a text box instead of a dropdown. What to do?
> Thanks
>
>
> db.define_table('t_addresses',
> Field('f_street', type='reference t_streets',
> label=T('Street')),
> Field('f_building_complex', type='reference
> t_building_complexes',requires =
> [IS_NULL_OR(IS_IN_DB(db,db.t_building_complexes))],
> label=T('Building Complex')),
> Field('f_streetno', type='string',
> label=T('Streetno')),
> Field('f_block', type='string',
> label=T('Block')),
> Field('f_unitno', type='string',
> label=T('Unitno')),
> Field('f_latitude', type='decimal(10,8)',
> label=T('Latitude')),
> Field('f_longitude', type='decimal(11,8)',
> label=T('Longitude')),
> auth.signature,
> format='%(f_street_streets)s',
> migrate=settings.migrate)
>
>
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