ruleuser/threads.py at master · temaps/ruleuser · GitHub

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#! /usr/bin/env python
# -*- coding: utf8 -*-

###################################################################################################
# RuleUser
# threads.py
#
# Copyright (C) 2012,2013 Andrey Burbovskiy <xak-altsp@yandex.ru>
# Copyright (C) 2017 Артем Проскурнев (Artem Proskurnev) <tema@proskurnev.name>
# Поддерживается в Школе №830 г. Москва
#
# Developed specially for ALT Linux School.
# http://www.altlinux.org/LTSP
#
# Computer management and monitoring of users:
# - LTSP servers
# - Linux standalone clients
# - Windows standalone clients(only VNC)
#
# 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 2 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/>.
#
###################################################################################################

import gettext

import gobject
import threading
import time
import os

_ = gettext.gettext


####################################################################################################

# поток для комманд
class thread_command(threading.Thread):
    def __init__(self, command):
        threading.Thread.__init__(self)

        self.stopthread = threading.Event()
        self.cond = threading.Condition()
        # список комманд
        self.command = command

    def run(self):
        self.cond.acquire()
        for line in self.command:
            os.system(line)
        self.cond.notify()
        self.cond.release()

    def stop(self):
        self.stopthread.set()


####################################################################################################

# поток для функции + gobject
class thread_gfunc(threading.Thread, gobject.GObject):
    __gsignals__ = {
        "completed": (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, []),
        "data": (gobject.SIGNAL_RUN_LAST, gobject.TYPE_NONE, (gobject.TYPE_PYOBJECT,))
    }

    def __init__(self, cfg, cursor, sensitive, func, *args):
        threading.Thread.__init__(self)
        gobject.GObject.__init__(self)

        self.cond = threading.Condition()
        self.stopthread = threading.Event()

        self.func = func
        self.args = args

        self.cfg = cfg
        self.cursor = cursor
        self.sensitive = sensitive

    def run(self):

        if self.cursor:
            from util import cursor_wait
            cursor_wait(self.cfg, True)
        if self.sensitive == False:
            self.cfg.window.set_sensitive(False)

        self.cond.acquire()
        self.emit("data", self.run_func())
        self.emit('completed')
        # sleep на всякий случай
        time.sleep(0.1)
        self.cond.notify()
        self.cond.release()

        if self.cursor:
            cursor_wait(self.cfg, False)
        if self.sensitive == False:
            self.cfg.window.set_sensitive(True)

    def run_func(self):
        self.func(*self.args)

    def stop(self):
        self.stopthread.set()


####################################################################################################

class _IdleObject(gobject.GObject):
    def __init__(self):
        gobject.GObject.__init__(self)

    def emit(self, *args):
        gobject.idle_add(gobject.GObject.emit, self, *args)


####################################################################################################

# поток для функции
class thread_func(threading.Thread):
    def __init__(self, cfg, cursor, func, *args):
        threading.Thread.__init__(self)

        self.cond = threading.Condition()
        self.stopthread = threading.Event()

        self.func = func
        self.args = args

        self.cfg = cfg
        self.cursor = cursor

    def run(self):

        if self.cursor:
            from util import cursor_wait
            cursor_wait(self.cfg, True)

        self.cond.acquire()
        self.run_func()
        self.cond.notify()
        self.cond.release()

        if self.cursor:
            cursor_wait(self.cfg, False)

    def run_func(self):
        self.func(*self.args)

    def stop(self):
        self.stopthread.set()

####################################################################################################