V4MD suggest for a undo button

[Ruslan Zasukhin]

On 10/12/05 8:13 PM, "info at vallemediatime.com" <info at vallemediatime.com>
wrote:

> Hi Ruslan and list,
> I need to add a "undo" button for return immediatly at previous saved record,
> somebody can suggest me a good way in Valentina?
> 
> eg 
> Rec1
> 1. In myStringField I type: "John"
> 2. I click on updateRecord button and write rec1 into disk
> 3. In the same record and same field I type another name "Bill"
> 4. I click on updateRecord button and write rec1 into disk again
> 5. I click on undo button and I return to see "John" in myStringField... how?

This is not database issue.

UNDO you can do via storing in RAM (array, list, whatever ... )
Prev values which you can undo.


-- 
Best regards,

Ruslan Zasukhin
VP Engineering and New Technology
Paradigma Software, Inc

Valentina - Joining Worlds of Information
http://www.paradigmasoft.com

[I feel the need: the need for speed]