+1 for this I was unaware of the reason for the crashes on Undo I was seeing until this thread. Our approach in Telemetry Layer was to simply end the edit session and commit the changes programmatically denying the possibility of a user undo. A more elegant approach would be welcomed.
On 17/03/2015, at 9:47 am, Matthias Kuhn <matth...@opengis.ch> wrote: > > > On 03/16/2015 09:32 PM, Luigi Pirelli wrote: >> I used a different approach attaching to end Editing action to do a >> similar work. >> The logic is, start editing, do modification, stop editing is >> intercepted to save EditingBuffer and then roolback all modification. >> Then process editing buffer to create values basing on a rule and them >> I can add/change the modified records with a new editing session >> without user interaction. >> >> > It would be so nice to be able to be able to register a trigger that is > executed to do this kind of things and data validation directly before > it enters the edit buffer. > > _______________________________________________ > Qgis-developer mailing list > Qgis-developer@lists.osgeo.org > http://lists.osgeo.org/mailman/listinfo/qgis-developer
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