[Development] QSettings refactor updates
tcanabrava at kde.org
Sat Oct 11 02:27:58 CEST 2014
On Fri, Oct 10, 2014 at 8:31 AM, Milian Wolff <milian.wolff at kdab.com> wrote:
> On Friday 10 October 2014 13:21:22 Oswald Buddenhagen wrote:
> > On Fri, Oct 10, 2014 at 11:26:52AM +0200, Milian Wolff wrote:
> > > On Friday 10 October 2014 11:18:38 Oswald Buddenhagen wrote:
> > > > On Fri, Oct 10, 2014 at 11:07:52AM +0200, Milian Wolff wrote:
> > > > > may I ask why you don't simply copy KConfig? It's API design has
> > > > > proven to be extremely versatile and efficient over the years.
> > > >
> > > > actually, it has proven horrible and is slated for a rewrite for a
> > > > decade. the only thing it does right is what tomaz copied to his api.
> > >
> > > To my knowledge, only the internals are horrible and could easily be
> > > improved, speed wise.
> > the api is also horrible. it's full of inconsistencies. it has some
> > specifics that make a clean multi-backend implementation not fully
> > feasible. the c'tor flags for cascading and other features are rather
> > error-prone. also, the duality of KConfig vs. KSharedConfig makes no
> > sense.
> There are some dark corners in the API - that is correct. But you usually
> don't have to care about that. The API that one uses normally is pretty
> and definitely better than having to manually use references or such.
> what I have in mind when I talk about the good API of KConfig :)
> > on a different matter, what do we do about config change notifications?
> > i tend to a separate class, say:
> > QConfigWatcher::QConfigWatcher(const QConfigGroup &group);
> > Q_SIGNAL changed(const QString &key);
> > then we can postpone the actual design and implementation.
> Yeah, I like that idea, similar to what one can do via
> just nicer.
I tougth about having a changed() signal on the QConfig / QConfigGroup
classes, is the QConfigWatcher a better approach?
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