[Digikam-devel] [PATCH] Numbered Backups
caulier.gilles at free.fr
Tue Jan 17 19:52:26 CET 2006
Le Mardi 17 Janvier 2006 19:27, Tom Albers a écrit :
> Op dinsdag 17 januari 2006 00:37, schreef Allen Winter:
> > Hi,
> > Attached is a patch that provides numbered backups (eg. fred.~1~,
> > fred.~2~, ..., fred.~N~, where N is limited, default=10) in the KSaveFile
> > class. It also renames the current backupFile() method to
> > simpleBackupFile() and then provides a new backupFile() method that reads
> > the user's global configfile for backup file parameters: the backup type,
> > the backup extension, and the max number of backups.
> > Thus we could extend to other file backup schemes later, if desired.
> > An idea that would compliment this very well, and also provide a very
> > cheap revision control method, is a File->Revert capability which works
> > as our typical file selector dialog, but filters on the backup extension.
> > For example, you are drawing in Krita. You have 10 numbered backups of
> > that drawing. You totally screw-up and want to revert back to an older
> > version. Select File->Revert, and file selection dialog pop-ups with
> > all 10 backups listed. If you have preview on, you could click each
> > backup file, preview each drawing, then select which one you'd like to
> > revert to. Click <OK>. Click <Yes> are sure you want to revert?
> > Anyhow, comments appreciated.
> Hi Allen,
> I can not judge the code, but I know the digiKam team would welcome this
> addition. It would solve 'Too easy to save images'  for us in a KDE way.
> Some thoughts:
> To save meta-data it would be nice if the host app would know something
> about this copy. Maybe some signal can do that, not sure.
> It would be nice to be able to differentiate the backup scheme per
> It would be nice to be able to add the configuration of the scheme to an
>  http://bugs.kde.org/show_bug.cgi?id=103350
I will take a look in source code.
Marcel, can you give me your viewpoint if this code isn't concurrent with your
current implementation about Threaded IO files acces in image editor ?
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