Sorry, I was wrong. It seems the bug is in GTK's titlebar logic. For Xorg sessions that's only used in "modern" apps with the thick headerbar. For Wayland sessions, that's used in all apps.
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/1698083 Title: Middle-click titlebar actions (like maximizing vertically) don't work in Wayland sessions To manage notifications about this bug go to: https://bugs.launchpad.net/gtk/+bug/1698083/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs