Re: Multi-threaded UI Freezes on GDK Call

[G Hasse <gh raditex se>]

On Tue, Dec 18, 2007 at 07:05:18PM -0500, Michael McCann wrote:
> Tomas Carnecky wrote:
> > Michael McCann wrote:
> > > Michael R. Head wrote:
> > > > On Tue, 2007-12-18 at 17:14 -0500, Michael R. Head wrote:
> > > >  
> > > > > I assume you meant
> > > > >
> > > > >     g_threads_init();
> > > > >     gdk_threads_init();
> > > > >     gtk_init();
> > > > >         gdk_threads_enter();
> > > > >     gtk_main();
> > > > >     gdk_threads_leave();
> > > > >
> > > > > right?
> > > > >     
> > > Yes, that is correct. :)
> > > > Does your special function take time to do its job? If so, then that
> > > > would be why. For example:
> > > >
> > > > ...
> > > > while(1) {
> > > > gdk_threads_enter();
> > > > sleep(1)
> > > > gdk_threads_leave();
> > > > sleep(10)
> > > > };
> > > > ...
> > > >
> > > > you'd freeze your app for a second every 10 seconds.
> > > >
> > > >
> > > >   
> > >
> > > Ahh, ok. How else can I accomplish my goal, then? I need to give GTK the 
> >
> > Which goal? Describe what your app is supposed to do.
> >
> > tom
> I want to fix the issue of the UI freezing when the CPU-intensive 
> function, which is on a separate thread and calls GDK, is executed.

Then put your CPU-intensive code on another proces an give data
back on a file descriptor when you are redy. This is the common
way to do it!

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-- 
Göran Hasse

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