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ubright.sh
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ubright.sh
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#!/usr/bin/env bash
#
###########################################################
# Author: Serg Kolo , contact: 1047481448@qq.com
# Date: February 25th, 2016
# Purpose: Simple brightness control for Ubuntu Unity
# Written for: http://askubuntu.com/q/583863/295286
# Tested on: Ubuntu 14.04 LTS
###########################################################
# Copyright: Serg Kolo , 2016
#
# Permission to use, copy, modify, and distribute this software is hereby granted
# without fee, provided that the copyright notice above and this permission statement
# appear in all copies.
#
# 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 -x
ARGV0="$0"
ARGC="$#"
main ()
{
local DISPLAY=:0
getPercentage | setBrightness > /dev/null
# echo $(getPercentage)
}
setBrightness()
{
local PERCENTAGE
read PERCENTAGE
[[ -n "$PERCENTAGE" ]] || exit 1
dbus-send --session --print-reply\
--dest=org.gnome.SettingsDaemon.Power\
/org/gnome/SettingsDaemon/Power \
org.gnome.SettingsDaemon.Power.Screen.SetPercentage uint32:"$PERCENTAGE"
}
getPercentage()
{
local PCT
PCT="$(zenity --scale --text='Choose brightness level')"
if [[ -n PCT ]]
then
echo "${PCT}"
fi
}
main