[PATCH 1/2] Introduce keyboard grabbing protocol for Xwayland

Olivier Fourdan ofourdan at redhat.com
Mon Apr 24 18:49:30 UTC 2017

hi Kristian,

> > Yes, that's precisely the whole point of this protocol (and grabs in
> > general) :)
> >
> > Take the attached sample code for example, it maps a single override
> > redirect window (one that no X11 window manager would focus, because it's
> > an O-R) and issues an active keyboard grab to get all keyboard events.
> >
> What is the use case that this is trying to support though? Which Xwayland
> apps are you trying to support with this?

Typically those which map a single O-R window and grab the keyboard (the example attached in my previous email), like gksu (or "vmware-gksu"):


(or even https://bugzilla.gnome.org/show_bug.cgi?id=752956 but that's more of a corner case).


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