Re: Expose events not occurring from gdk_window_invalidate_rect

[Luca Cappa <luca cappa i-medlab com>]

Douglas Vechinski wrote:

> That appears to have been the problem.  Changed the rectangle to begin 
> at (0,0).  Seems to be working under all platforms.  That part of the 
> code was actually a left over from a gtkglext example that I started 
> with and was modifying.  Plus I haven't done much GTK+ programming.  
> Trying to get familar with it.
> Thanks for your help.
>
> Douglas
>
> Luca Cappa wrote:
>
> > Hello,
> >
> >
> > Douglas Vechinski wrote:
> >
> > > Yes it is idle a lot.  Whenever your not moving the mouse or 
> > > interacting
> > > with the GUI it should be sitting in main GTK event loop.
> > > On Fri, 2005-08-05 at 17:31 +0200, Sven Neumann wrote:
> > >  
> > >
> > > > Hi,
> > > >
> > > > Douglas Vechinski <douglas vechinski dynetics com> writes:
> > > >
> > > >  
> > > >
> > > > > The problem I am having is that depending upon the size of the 
> > > > > drawing
> > > > > area window, the expose event handler (to redraw the scene) is not
> > > > > called after I issue a gdk_window_invalidate_rect.
> > > > >     
> > Which is the rectangle you are calling the 
> > gdk_window_invalidate:rect? You should pass to it
> > the rectangle relative to its upperleft origin (for its entire size 
> > you shoudl pass for example [0,0]-[width, height]), and not its 
> > allocation, that it's instead relative to the container origin.
> > Correct me if i am wrong.
> >
> > Greetings,
> > Luca
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