You need wmctrl
& zenity
installed. See: https://www.freedesktop.org/wiki/Software/wmctrl/ &
For Xubuntu, you can do:
$ sudo apt install wmctrl zenity
You need wmctrl
& zenity
installed. See: https://www.freedesktop.org/wiki/Software/wmctrl/ &
For Xubuntu, you can do:
$ sudo apt install wmctrl zenity