[Ml-yokadi] undo ;-)

[Aurélien Gâteau]

Sébastien Renard wrote:
> Well, it will be after the first release, but I would like to implement a 
> basic undo feature to Yokadi.
> 
> Basically, for each function that is « undoable », the object before change is 
> save on a stack (in memory). When undo is called, the last object put in the 
> undo stack is poped and written in database.
> 
> I am just wondering how to proper save the object state properly. Sqlobject 
> does not seem to provide such mechanism. We could imagine a task structure (a 
> dict) - if we make undo only for task as a short term target.
> 
> Do you feel that it would be nice or just crazy/stupid ?

I think it would be really nice, especially for commands like t_remove 
(although it's less bad now that you get a confirmation). but I do not 
have any idea for a proper implementation.

Aurélien