touchpad_toggle

#!/bin/bash

# will disable or enable a touchpad device

TOUCHPAD_ID="$(xinput list | grep -oi 'touchpad\s*id=[0-9]\{1,\}' | grep -o '[0-9]\{1,\}')"
ENABLED="$(xinput list-props $TOUCHPAD_ID | grep -i 'device enabled' | grep -o '[0-9]$')"

if [ $ENABLED -eq 1 ]; then 
    xinput disable $TOUCHPAD_ID
    echo "Touchpad disabled."
else
    xinput enable $TOUCHPAD_ID
    echo "Touchpad enabled."
fi