[Kde-games-devel] Data migration issue

[Albert Astals Cid]

El Dilluns, 2 de març de 2015, a les 22:05:09, Mathias Kraus va escriure:
> Am Sonntag, 1. März 2015, 23:59:51 schrieb Albert Astals Cid:
> > El Diumenge, 1 de març de 2015, a les 23:46:24, Mathias Kraus va escriure:
> > > Am Montag, 2. März 2015, 09:00:07 schrieb Ian Wadham:
> > > > Hi Mathias,
> > > > 
> > > > On 02/03/2015, at 5:24 AM, Mathias Kraus wrote:
> > > > > I just tested the data migration of some games and noticed, that
> > > > > they
> > > > > have the same problem like granatier when QCoreApplication is
> > > > > created
> > > > > before the migration. The migrated config is not used at the first
> > > > > application run, but the default settings. If a user then changes a
> > > > > setting, the migrated settings will be lost.
> > > > > 
> > > > > While this is just a minor problem, because the settings can be
> > > > > changed
> > > > > again and it only happens if the user changes the setting at the
> > > > > first
> > > > > run of the application,>
> > > > 
> > > > I would say that most users would start changing settings if they find
> > > > their settings are gone.
> > > > 
> > > > > there is another problem. The migrated high scores are also not
> > > > > used.
> > > > > This means, if a user plays a game and wins, the old high scores are
> > > > > also lost.>
> > > > 
> > > > Also, other data files, such as the user's entire jigsaw puzzle
> > > > collection
> > > > in Palapeli, the saved solution-state of each puzzle, the saved state
> > > > of
> > > > a cube in Kubrick and any games or levels in KGoldrunner that are
> > > > being
> > > > composed or edited by the user --- to name a few.
> > > > 
> > > > > I think this is a big problem
> > > > 
> > > > Yes, it is a really serious problem, IMHO.
> > > > 
> > > > > and would suggest, to move the creation of QCoreApplication below
> > > > > the
> > > > > migration.>
> > > > 
> > > > Hope that works in all cases.  Well spotted, Mathias!
> > > 
> > > I assume QCoreApplication looks for the rc file and if it doesn't find
> > > one,
> > > it uses the default settings. As the migration is after the creation of
> > > the
> > > QCoreApplication, there is no rc file to use.
> > > 
> > > Could someone confirm my assumption?
> > 
> > No, QCoreApplication doesn't know anything about rc files, it has to be
> > something else; i'm not saying the migration being done after/before
> > QCoreApplication is not the trigger, i'm just saying that your theory
> > can't be the reason.
> > 
> > Also it'd probably make sense for you to involve the kde-frameworks
> > mailing
> > list, more knowledgeable people about kconfig & friends live there.
> 
> Could someone try to reproduce this bevaviour? Just in case it's something
> with my configuration. You can for example start the kdelibs4 version of
> kmines, change the custom game settings, then start the kf5 based version
> and check if the settings are the same as from the kdelibs4 version.

Confirmed (at least for the Theme)

Cheers,
  Albert

> > Cheers,
> > 
> >   Albert
> >   
> > > > Cheers, Ian W.
> > > > 
> > > > _______________________________________________
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> > > > kde-games-devel at kde.org
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> > > 
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> 
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