SafeEyes/safeeyes/plugins/smartpause/dependency_checker.py

32 lines
1.1 KiB
Python

# Safe Eyes is a utility to remind you to take break frequently
# to protect your eyes from eye strain.
# Copyright (C) 2017 Gobinath
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from safeeyes import utility
def validate(plugin_config):
command = None
if utility.DESKTOP_ENVIRONMENT == "gnome" and utility.IS_WAYLAND:
command = "dbus-send"
else:
command = "xprintidle"
if not utility.command_exist(command):
return _("Please install the command-line tool '%s'") % command
else:
return None