[Qt-creator] .prf handling, application palette, and performance concerns

Matthias Ettrich matthias.ettrich at nokia.com
Thu Nov 6 17:25:28 CET 2008


On Thursday 06 November 2008 04:54:26 pm ext Adam Higerd wrote:
> Matthias Ettrich wrote:
> >> but at home I have a Duron 1.3GHz and it drops 15-25% of my keystrokes.
> >
> > Please elaborate, what do you mean by dropping keystrokes? In the worst
> > case, Qt should compress keystrokes, but never drop any. Are you saying
> > you hit a key and the character won't show up in the editor at all? On
> > what operating system platform is that?
>
> It's completely dropping keystrokes. I might type in the word
> "QSettings" and end up with something like "QStins". If I type slowly
> (maybe 4cps instead of my usual 10-15cps) I don't lose anything.
>
> I'm using Gentoo Linux, 32-bit, 2.6.25 kernel; Qt/X11 4.4.2 (naturally
> Creator is using the 4.5.0 snapshot).
>
> I suppose one difference between my home system and my work system is
> that my home system has scim-bridge installed, but I've not had any
> problems with it in other Qt4 applications like Arora or my own software.

Qt should never ever drop key strokes, no matter what the load is. We will try 
to reproduce and fix it. Hopefully this is creator specific (then we will 
also reproduce and fix it, but at least not all of Qt is broken).

 Matthias



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