# -*- coding:utf-8 -*-
#
# Copyright (C) 2012, Maximilian Köhl <linuxmaxi@googlemail.com>
#
# 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 . import base
import subprocess
[docs]class Pacman(base.ThreadedPollText):
"""
Shows number of available updates.
Needs the pacman package manager installed. So will only work in Arch Linux
installation.
"""
orientations = base.ORIENTATION_HORIZONTAL
defaults = [
('unavailable', 'ffffff', 'Unavailable Color - no updates.'),
('execute', None, 'Command to execute on click'),
('update_interval', 60, "The update interval."),
]
def __init__(self, **config):
base.deprecated("Pacman is deprecated, please use CheckUpdates")
base.ThreadedPollText.__init__(self, **config)
self.add_defaults(Pacman.defaults)
def draw(self):
if self.text == '0':
self.layout.colour = self.unavailable
else:
self.layout.colour = self.foreground
base.ThreadedPollText.draw(self)
def poll(self):
pacman = self.call_process(['checkupdates'])
return str(len(pacman.splitlines()))
def button_press(self, x, y, button):
base.ThreadedPollText.button_press(self, x, y, button)
if button == 1 and self.execute is not None:
subprocess.Popen([self.execute], shell=True)