A kommentben a dualmonitor maga ez a script. Mármint ez a neve.
#!/bin/bash
# statically swapping monitors:
#
# echo 1 >/etc/swapmonitor.conf
# dualmonitor
CONNECTED=`xrandr -q | sed -n '/ connected/ {s/ .*//; p;}' | xargs echo`
MONITORS=`wc -w <<<"$CONNECTED"`
[ $MONITORS -ne 2 ] && exit 0
CONFFILE="/etc/swapmonitor.conf"
read LEFT RIGHT <<<"$CONNECTED"
if read <"$CONFFILE" &>/dev/null && [ x"$REPLY" = x'1' ]; then
tmp="$LEFT"
LEFT="$RIGHT"
RIGHT="$tmp"
fi
xrandr --output "$LEFT" --auto --output "$RIGHT" --auto --right-of "$LEFT"
exit 0
tr '[:lower:]' '[:upper:]' <<<locsemege
LOCSEMEGE