[Wayland-bugs] [Bug 95491] Xwayland: Wrong overall screen size in some multi-monitor layouts

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=95491

Jonas Ådahl <jadahl at gmail.com> changed:

           What    |Removed                     |Added
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                 CC|                            |jadahl at gmail.com

--- Comment #2 from Jonas Ådahl <jadahl at gmail.com> ---
(In reply to Olivier Fourdan from comment #1)
> So, here's the deal, Xwayland recomputes the overall screen size in
> output_get_new_size() which is called from output_handle_done().
> 
> But when rearranging the monitor layout in GNOME, we get
> output_handle_geometry() and output_handle_mode() but no
> output_handle_done() so we don't recompute the size...
> 
> The protocol reads:
> 
>     <event name="done" since="2">
>       <description summary="sent all information about output">
>         This event is sent after all other properties have been
>         sent after binding to the output object and after any
>         other property changes done after that. This allows
>         changes to the output properties to be seen as
>         atomic, even if they happen via multiple events.
>       </description>
>     </event>
> 
> So we should receive the output_handle_done(), if we don't, it could be a
> mutter bug instead.

This sounds like https://bugzilla.gnome.org/show_bug.cgi?id=766528 which was
recently fixed.

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