Re: GdkEventMask?

[Andreas Volz <andreas brachttal net>]

Am Thu, 10 Jul 2003 11:09:16 -0400 schrieb Tristan Van Berkom:

> > I think the way it try to do it should work, but it doesn't. Why?
> >
> > Perhaps now it's better to understand what I try to do.
> >  
>
> In the code that you posted you create a new GdkWindow object:
>
>  > rootwindow = gdk_window_foreign_new
>  > (gdk_x11_get_default_root_xwindow());
>
> this _NEW_ object refers to an already existant X resource (the root 
> window).

Ah, now I understand what you mean.

> now your branchstate here:
>
>  > unavailable_events = gdk_window_get_events(rootwindow);
>
>  > if ((unavailable_events & GDK_BUTTON_PRESS_MASK) == 
> GDK_BUTTON_PRESS_MASK)
>
> will always yield the same result because the event mask is freshly 
> initialized in your
> _NEW_ GdkWindow.
>
>  > But it doesn't work. I go everytime into the else-part. What did I
>  > wrong?
> Thats why.

Ok, so I ask the question another way. How could I get informed inside
my app before this problem accourcs and my app crashes?

Is there an abbility to set some kind of "Exception Handling" for this 
"serial 44 error_code 10 request_code 2 minor_code 0" - Error?

Thanks
Andreas