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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