def fixup_focus(self):
        """
        If the X11 focus is set to None, all keypress events are discarded,
        which makes our hotkeys not work. This fixes up the focus so it is not
        None.
        """
        window = self.conn.core.GetInputFocus().reply().focus
        if window == xcffib.xproto.InputFocus._None:
            self.conn.core.SetInputFocus(
                xcffib.xproto.InputFocus.PointerRoot,
                xcffib.xproto.InputFocus.PointerRoot,
                xcffib.xproto.Time.CurrentTime,
            )

        If the X11 focus is set to None, all keypress events are discarded,
        which makes our hotkeys not work. This fixes up the focus so it is not
        None.
        
libqtile/backend/x11/xcbq.py