Ricardo Aráoz wrote: > Hhhmmm! I would hesitate about the context menu. Explicit is better than > implicit. If I had an application relying on a Null option in a context > menu then it would have to be made very clear in the manual and in > training. And still I wouldn't be surprised at the user not using it. > I'd rather go with the checkbox option. Though I'd prefer the > traditional VFP approach. Controls default to None value unless > explicitly set, and None values show as empty, so a date with a None > value would show as " / / ", and a number as " . ". Then if the > user deletes everything in the edit box and <enter>s it would be assumed > he means a Null value (I'm not sure if this part is in accordance to VFP > but I like it).
VFP doesn't start with NULL, and doesn't revert back to NULL when the user presses delete. VFP reverts back to the "blank" value, which preceded .NULL. by probably 2 decades. :) IIRC VFP displays NULL values as ".NULL.", not as blanks. Paul _______________________________________________ Post Messages to: [email protected] Subscription Maintenance: http://leafe.com/mailman/listinfo/dabo-users Searchable Archives: http://leafe.com/archives/search/dabo-users This message: http://leafe.com/archives/byMID/[email protected]
