x11-misc/toggle-touchpad: toggles TP on/off

x11-misc/toggle-touchpad/Manifest

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+AUX toggle-touchpad 1720 SHA256 d0beaa9d7d5b3e961258edf0f5a0a6fa5d6766b6bdff4a0d3c6f8c16af247b0f SHA512 0b8e9545b03852de2ec4db9a531e3e55a82783cf043d9cbbc2a51ee9d037c159eeb40ec7ee434b4342f9884924f5757e931650af30603dff90cd932d13a4044e WHIRLPOOL 7971d87795a5d7bb06a501e6b7d43589d03b0cc36f14a3bb563af18a0288fad08378f446e982d9eea08fce7a7598cea47b112a6510f1c0973ef89ca8633693ed
+EBUILD toggle-touchpad-0.1.ebuild 562 SHA256 dc77074c8b8dfa2aa72311daef2c45abf87b3ea786cbb2915402d92ea710a562 SHA512 659099647557d69a450901e6df1e2471a968fa06b3692e4fe5b30a047b4679f4d794d515eb0a89a5d44c150b26ee48a1576691b035f17eaa9251414a307ebef1 WHIRLPOOL f5c150c82737a71b48bd5e66ece33df428b1042d9fd8024cc4b0c5a36686ccba28f61465ae9e9ac93dac7bd39de9edb24c032b44c71ef51a21d5930d095cb7a7
+MISC metadata.xml 253 SHA256 470f53045b3e70749d1eceeb55eaeae92ee8c360b2c8ac63c7b9ad406b7a06e9 SHA512 d9413157e1cc5114be563c873fd19e89cbc8905dd688bf50211b0fde87d9bf17715a74331aa0103371c5ba32a82282ea8bf71a81a884b8dada4c7d9accb7b14a WHIRLPOOL af125975da69bd187d3148f20a38762e1d6770aecf84ec4715f98aecfe208c899fde103d038e1f9cae679b92066edd94ae3b44038146b25cbcddbdf0aa1dbe21

x11-misc/toggle-touchpad/files/toggle-touchpad

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+#!/bin/bash
+# Author: Stefan Kuhn <woudan@pentoo.ch>
+#
+# toggles touchpads on/off
+# Supported are both Synaptics and Elantech touchpads
+
+# error handling
+exiterror() {
+	if [ "$1" == "" ]; then
+		echo "Error: Something went wrong!"
+	else
+		echo "$1"
+	fi
+	exit 1
+}
+
+# xinput: extract the device id for the supplied touch device name
+xi_getTouchDeviceId() {
+	xinput list | sed -nr "s|.*$1.*id=([0-9]+).*|\1|p"
+}
+
+# xinput: toggle touchpad on/off
+xi_toggletouchpad() {
+	# Get the xinput device number and enabling property for the touchpad
+	local xinputnum=$(getTouchDeviceId "SynPS/2 Synaptics TouchPad")
+	local enableprop="Synaptics Off"
+	if [ -z "$xinputnum" ]; then
+		xinputnum=$(getTouchDeviceId "PS/2 Elantech Touchpad")
+		enableprop="Device Enabled"
+	fi
+
+	# if we failed to get an input, exit
+	[ -z "$xinputnum" ] && exiterror
+
+	# get the current state of the touchpad
+	local tpstatus=$(xinput list-props $xinputnum | awk "/$enableprop/ { print \$NF }")
+
+	# if getting the status failed, exit
+	[ -z "$tpstatus" ] && exiterror
+
+	if [ $tpstatus = 0 ]; then
+		xinput set-prop $xinputnum "$enableprop" 1
+	else
+		xinput set-prop $xinputnum "$enableprop" 0
+	fi
+}
+
+# synclient: toggle touchpad on/off
+sc_toggletouchpad() {
+	# get the status
+	local tpstatus=$(synclient | grep TouchpadOff | sed 's/^\s*TouchpadOff\s*=\s*//')
+
+	# if getting the status failed, exit
+	[ -z "$tpstatus" ] && exiterror
+
+	if [ $tpstatus = 0 ]; then
+		synclient TouchpadOff=1
+	else
+		synclient TouchpadOff=0
+	fi	
+}
+
+# sanity check
+if [ -x /usr/bin/synclient ]; then
+	sc_toggletouchpad
+elif [ -x /usr/bin/xinput ]; then
+	xi_toggletouchpad
+else 
+	exiterror "Error: /usr/bin/synclient and /usr/bin/xinput not found.\nOne of them must be installed!"
+fi

x11-misc/toggle-touchpad/metadata.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+<longdescription lang="en">Toggles touchpads on/off. Supports Synaptics and Elantech touchpads</longdescription>
+</pkgmetadata>
+

x11-misc/toggle-touchpad/toggle-touchpad-0.1.ebuild

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+# Copyright 1999-2012 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+EAPI=4
+
+DESCRIPTION="Toggles touchpads on/off. Supports Synaptics and Elantech touchpads"
+HOMEPAGE="http://pentoo.ch"
+SRC_URI=""
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~x86"
+IUSE=""
+
+DEPEND=""
+# todo: find out what happens when both are installed
+RDEPEND="${DEPEND} || (
+	x11-drivers/xf86-input-synaptics
+	x11-apps/xinput	)"
+
+S="${WORKDIR}"
+src_prepare() {
+	cp ""${FILESDIR}/${PN} .
+}
+
+src_install() {
+	exeinto /usr/bin
+	doexe "${PN}"
+}