(In reply to Shmerl from comment #16) > Is it possible to do anything about it in the compositor, [...] ?
Possibly. Basically, the compositor must not reparent a "borderless fullscreen" X11 window to a larger X11 window (e.g. for drop shadows).
(In reply to Shmerl from comment #16)
> Is it possible to do anything about it in the compositor, [...] ?
Possibly. Basically, the compositor must not reparent a "borderless fullscreen" X11 window to a larger X11 window (e.g. for drop shadows).