bin-files/trackballtoggle

#!/bin/sh

declare -i ID
ID=`xinput list | grep -Eo 'Logitech M570\s*id\=[0-9]{1,2}' | grep -Eo '[0-9]{1,2}'`
declare -i STATE
STATE=`xinput list-props $ID|grep 'Device Enabled'|awk '{print $4}'`
if [ $STATE -eq 1 ]
then
    xinput disable $ID
    echo "Trackball disabled."
else
    xinput enable $ID
    echo "Trackball enabled."
fi