touchpad

#!/bin/sh
 
XINPUT="xinput"
TP_KEYWORD="Touchpad"
TP_CMD=
TP_ID=`$XINPUT | grep $TP_KEYWORD | awk -F '=' '{ print $2; }' | awk '{ print $1; }'`
 
if [ -z "$TP_ID" ]; then
    echo "Unable to find touchpad" 1>&2
    exit 1
fi
 
if [ -n "$1" ]; then
    case $1 in
        on)
            TP_CMD="enable"
            ;;
        off)
            TP_CMD="disable"
            ;;
        *)
            echo "Usage: $0 [on|off]" 1>&2
            echo "\ton  : Turn on touchpad" 1>&2
            echo "\toff : Turn off touchpad" 1>&2
            echo "\tWith no argument, it toggles its state" 1>&2
            exit 1
            ;;
    esac
else
    # toggle
    TP_STATE=`$XINPUT list-props $TP_ID | grep "Device Enabled" | awk -F ':' '{ print $2; }'`
    if [ -n "$TP_STATE" ]; then
        if [ $TP_STATE -eq 0 ]; then
            TP_CMD="enable"
        else
            TP_CMD="disable"
        fi
    else
        echo "Something goes wrong..." 1>&2
        exit 1
    fi
fi
 
if $XINPUT $TP_CMD $TP_ID; then
    notify-send -i "touchpad_$TP_CMD" -u low "Touchpad "$TP_CMD"d"
fi