[Wayland-bugs] [Bug 786455] [PATCH] gdk/wayland: allow focusing without a specific timestamp

[gtk+ (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=786455

--- Comment #6 from Xiang Fan <sfanxiang at gmail.com> ---
(In reply to Carlos Garnacho from comment #4)
> I'd like to point out that mutter figuring out a decent timestamp for the
> request does not mean that passing GDK_CURRENT_TIME is correct, nor
> desirable according to the semantics of a "present" request.
> 
> What would happen here is that the request gets the timestamp at the time
> Mutter is processing the request, not the time of the input event that
> triggered the window to be shown. The latter is useful to Mutter to
> determine whether there was further activity after the present request, the
> former is a randomly recent timestamp that will beat anything else, and
> pretty much defeats the purpose of a timestamp in the "present" request.

If the event comes from an external source not known to Wayland (e.g. type
gedit in terminal when a gedit window is already open) the client can't figure
out the timestamp anyway. How do we handle this?

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