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#!/bin/sh
#
# xinput-toggle -- Toggle enabled state of input devices
#
# Copyright (C) 2018 Patrick "P. J." McDermott
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
set -eu
toggle()
{
local device="${1}"
shift 1
local state=
state=$(xinput --list-props "${device}" | \
sed -n 's/^\tDevice Enabled ([0-9]*):\t\([01]\)$/\1/p;')
xinput --set-prop "${device}" 'Device Enabled' $((${state} ^ 1))
return 0
}
usage()
{
printf 'Usage: %s <device> [<device> ...]\n' "${0}"
return 0
}
main()
{
local device=
if [ ${#} -lt 1 ]; then
usage 1>&2
return 1
fi
for device in "${@}"; do
toggle "${device}"
done
return 0
}
main "${@}"
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