x11drv: don't consume Expose events when filter contains QS_PAINT

[Alexandre Julliard]

Clinton Stimpson <cjstimpson at utwire.net> writes:

> Clinton Stimpson wrote:
>> Fix for bug 9875 (There are more details in that bug report if you want).
>> Existance of update regions in the wine server correspond with WM_PAINT 
>> existing in queue.  Existance of Expose events in the X event queue don't 
>> correspond with update regions in the wine server, which can result in a loss 
>> of painting some regions.
>> 
>> Don't consume Expose events when filtering with QS_PAINT.
>> 
>
> Anything wrong with this patch?

Yes, this will break redraws in many cases. Because of the async
nature of X we have to check for Expose events before doing a repaint.

-- 
Alexandre Julliard
julliard at winehq.org