To do the same in code you need to use: https://tronche.com/gui/x/xlib/window- information/XGetWindowProperty.html
** Changed in: mutter (Ubuntu) Status: Incomplete => Invalid -- 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/1827738 Title: Wrong X Window Map State To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1827738/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs