%PDF- %PDF-
| Direktori : /usr/share/hplip/ |
| Current File : //usr/share/hplip/toolbox.py |
#!/usr/bin/python3
# -*- coding: utf-8 -*-
#
# (c) Copyright 2003-2015 HP Development Company, L.P.
#
# 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Author: Don Welch
#
# Thanks to Henrique M. Holschuh <hmh@debian.org> for various security patches
#
__version__ = '15.0'
__mod__ = 'hp-toolbox'
__title__ = 'HP Device Manager'
__doc__ = """The HP Device Manager (aka "Toolbox") for HPLIP supported devices. Provides access to status, tools, and supplies levels."""
# Std Lib
import sys
import os
import getopt
import signal
# Local
from base.g import *
#from . import base.utils as utils
import base.utils as utils
from base import status, tui, module
try:
from importlib import import_module
except ImportError as e:
log.debug(e)
from base.utils import dyn_import_mod as import_module
w = None # write pipe
app = None
toolbox = None
session_bus = None
def handle_session_signal(*args, **kwds):
if kwds['interface'] == 'com.hplip.Toolbox' and \
kwds['member'] == 'Event':
event = device.Event(*args)
event.debug()
if event.event_code > EVENT_MAX_EVENT:
event.event_code = status.MapPJLErrorCode(event.event_code)
# regular user/device status event
log.debug("Received event notifier: %d" % event.event_code)
if not event.send_via_pipe(w, 'toolbox ui'):
sys.exit(1)
# if this fails, then hp-toolbox must be killed.
# No need to continue running...
mod = module.Module(__mod__, __title__, __version__, __doc__, None,
(GUI_MODE,), (UI_TOOLKIT_QT3, UI_TOOLKIT_QT4, UI_TOOLKIT_QT5))
mod.lockInstance()
mod.setUsage(module.USAGE_FLAG_NONE,
extra_options=[("Disable dbus (Qt3 only):", "-x or --disable-dbus", "option", False)],
see_also_list = ['hp-align', 'hp-clean', 'hp-colorcal', 'hp-devicesettings',
'hp-faxsetup', 'hp-firmware', 'hp-info', 'hp-levels',
'hp-linefeedcal', 'hp-makecopies', 'hp-plugin',
'hp-pqdiag', 'hp-print', 'hp-printsettings', 'hp-scan',
'hp-sendfax', 'hp-testpage', 'hp-timedate', 'hp-unload'])
opts, device_uri, printer_name, mode, ui_toolkit, loc = \
mod.parseStdOpts('x', ['disable-dbus'])
disable_dbus = False
for o, a in opts:
if o in ('-x', '--disable-dbus') and ui_toolkit == 'qt3':
disable_dbus = True
if ui_toolkit == 'qt3':
if not utils.canEnterGUIMode():
log.error("%s requires GUI support. Exiting." % __mod__)
sys.exit(1)
elif ui_toolkit == 'qt4':
if not utils.canEnterGUIMode4():
log.error("%s requires GUI support. Exiting." % __mod__)
sys.exit(1)
child_pid, w, r = 0, 0, 0
if ui_toolkit == 'qt3':
try:
from dbus import SessionBus
import dbus.service
from dbus.mainloop.glib import DBusGMainLoop, threads_init
from gobject import MainLoop
import glib
glib.threads_init()
dbus.mainloop.glib.threads_init()
except ImportError:
log.error("Unable to load dbus - Automatic status updates in HPLIP Device Manager will be disabled.")
disable_dbus = True
if not disable_dbus:
r, w = os.pipe()
parent_pid = os.getpid()
log.debug("Parent PID=%d" % parent_pid)
child_pid = os.fork()
if disable_dbus or child_pid: # qt3/ui
# parent (UI)
log.set_module("hp-toolbox(UI)")
if w:
os.close(w)
try:
from qt import *
from ui.devmgr4 import DevMgr4
except ImportError:
log.error("Unable to load Qt3 support. Is it installed?")
sys.exit(1)
# create the main application object
app = QApplication(sys.argv)
if loc is None:
loc = user_conf.get('ui', 'loc', 'system')
if loc.lower() == 'system':
loc = str(QTextCodec.locale())
log.debug("Using system locale: %s" % loc)
if loc.lower() != 'c':
e = 'utf8'
try:
l, x = loc.split('.')
loc = '.'.join([l, e])
except ValueError:
l = loc
loc = '.'.join([loc, e])
log.debug("Trying to load .qm file for %s locale." % loc)
trans = QTranslator(None)
qm_file = 'hplip_%s.qm' % l
log.debug("Name of .qm file: %s" % qm_file)
loaded = trans.load(qm_file, prop.localization_dir)
if loaded:
app.installTranslator(trans)
else:
loc = 'c'
if loc == 'c':
log.debug("Using default 'C' locale")
else:
log.debug("Using locale: %s" % loc)
QLocale.setDefault(QLocale(loc))
prop.locale = loc
try:
locale.setlocale(locale.LC_ALL, locale.normalize(loc))
except locale.Error:
pass
toolbox = DevMgr4(r, __version__, device_uri, disable_dbus)
app.setMainWidget(toolbox)
toolbox.show()
try:
try:
log.debug("Starting GUI loop...")
app.exec_loop()
except KeyboardInterrupt:
sys.exit(0)
finally:
if child_pid:
log.debug("Killing child toolbox process (pid=%d)..." % child_pid)
try:
os.kill(child_pid, signal.SIGKILL)
except OSError as e:
log.debug("Failed: %s" % e.message)
mod.unlockInstance()
sys.exit(0)
elif not disable_dbus: # qt3/dbus
# dBus
log.set_module("hp-toolbox(dbus)")
from base import device
try:
# child (dbus connector)
os.close(r)
dbus_loop = DBusGMainLoop(set_as_default=True)
try:
session_bus = dbus.SessionBus()
except dbus.exceptions.DBusException as e:
if os.getuid() != 0:
log.error("Unable to connect to dbus session bus. Exiting.")
sys.exit(1)
else:
log.error("Unable to connect to dbus session bus (running as root?)")
sys.exit(1)
# Receive events from the session bus
session_bus.add_signal_receiver(handle_session_signal, sender_keyword='sender',
destination_keyword='dest', interface_keyword='interface',
member_keyword='member', path_keyword='path')
log.debug("Entering main loop...")
try:
MainLoop().run()
except KeyboardInterrupt:
log.debug("Ctrl-C: Exiting...")
finally:
if parent_pid:
log.debug("Killing parent toolbox process (pid=%d)..." % parent_pid)
try:
os.kill(parent_pid, signal.SIGKILL)
except OSError as e:
log.debug("Failed: %s" % e.message)
mod.unlockInstance()
sys.exit(0)
else: # qt4
# if utils.ui_status[1] == "PyQt4":
# try:
# from PyQt4.QtGui import QApplication
# from ui4.devmgr5 import DevMgr5
# except ImportError as e:
# log.error(e)
# sys.exit(1)
# elif utils.ui_status[1] == "PyQt5":
# try:
# from PyQt5.QtWidgets import QApplication
# from ui5.devmgr5 import DevMgr5
# except ImportError as e:
# log.error(e)
# import traceback
# traceback.print_exc()
# sys.exit(1)
# else:
# log.error("Unable to load Qt support")
# sys.exit(1)
QApplication, ui_package = utils.import_dialog(ui_toolkit)
ui = import_module(ui_package + ".devmgr5")
log.set_module("hp-toolbox(UI)")
if 1:
#try:
app = QApplication(sys.argv)
toolbox = ui.DevMgr5(__version__, device_uri, None)
toolbox.show()
try:
log.debug("Starting GUI loop...")
app.exec_()
except KeyboardInterrupt:
sys.exit(0)
if 1:
#finally:
mod.unlockInstance()
sys.exit(0)