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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# (c) Copyright 2003-2008 Hewlett-Packard 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
# Std Lib
import sys
import struct
import select
import os
import signal
import os.path
# Local
from base.g import *
from base import device, utils
from base.codes import *
from ui_utils import *
# PyQt
try:
from PyQt4.QtCore import *
from PyQt4.QtGui import *
except ImportError:
log.error("Python bindings for Qt4 not found. Try using --qt3. Exiting!")
sys.exit(1)
from systrayframe import SystrayFrame
# dbus
try:
import dbus
#import dbus.service
from dbus import SessionBus, lowlevel
#from dbus.mainloop.qt import DBusQtMainLoop
except ImportError:
log.error("Python bindings for dbus not found. Exiting!")
sys.exit(1)
TRAY_MESSAGE_DELAY = 10000
HIDE_INACTIVE_DELAY = 5000
BLIP_DELAY = 2000
ERROR_STATE_TO_ICON = {
ERROR_STATE_CLEAR: QSystemTrayIcon.Information,
ERROR_STATE_OK: QSystemTrayIcon.Information,
ERROR_STATE_WARNING: QSystemTrayIcon.Warning,
ERROR_STATE_ERROR: QSystemTrayIcon.Critical,
ERROR_STATE_LOW_SUPPLIES: QSystemTrayIcon.Warning,
ERROR_STATE_BUSY: QSystemTrayIcon.Warning,
ERROR_STATE_LOW_PAPER: QSystemTrayIcon.Warning,
ERROR_STATE_PRINTING: QSystemTrayIcon.Information,
ERROR_STATE_SCANNING: QSystemTrayIcon.Information,
ERROR_STATE_PHOTOCARD: QSystemTrayIcon.Information,
ERROR_STATE_FAXING: QSystemTrayIcon.Information,
ERROR_STATE_COPYING: QSystemTrayIcon.Information,
}
class SystraySettingsDialog(QDialog):
def __init__(self, parent, systray_visible, polling,
polling_interval, device_list=None):
QDialog.__init__(self, parent)
self.systray_visible = systray_visible
if device_list is not None:
self.device_list = device_list
else:
self.device_list = {}
self.polling = polling
self.polling_interval = polling_interval
self.initUi()
self.SystemTraySettings.updateUi()
def initUi(self):
self.setObjectName("SystraySettingsDialog")
self.resize(QSize(QRect(0,0,488,565).size()).expandedTo(self.minimumSizeHint()))
self.gridlayout = QGridLayout(self)
self.gridlayout.setObjectName("gridlayout")
self.SystemTraySettings = SystrayFrame(self)
self.SystemTraySettings.initUi(self.systray_visible,
self.polling, self.polling_interval,
self.device_list)
sizePolicy = QSizePolicy(QSizePolicy.Expanding,QSizePolicy.Expanding)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(self.SystemTraySettings.sizePolicy().hasHeightForWidth())
self.SystemTraySettings.setSizePolicy(sizePolicy)
self.SystemTraySettings.setFrameShadow(QFrame.Raised)
self.SystemTraySettings.setObjectName("SystemTraySettings")
self.gridlayout.addWidget(self.SystemTraySettings,0,0,1,2)
spacerItem = QSpacerItem(301,20,QSizePolicy.Expanding,QSizePolicy.Minimum)
self.gridlayout.addItem(spacerItem,1,0,1,1)
self.StdButtons = QDialogButtonBox(self)
self.StdButtons.setStandardButtons(QDialogButtonBox.Cancel|QDialogButtonBox.NoButton|QDialogButtonBox.Ok)
self.StdButtons.setCenterButtons(False)
self.StdButtons.setObjectName("StdButtons")
self.gridlayout.addWidget(self.StdButtons,1,1,1,1)
QObject.connect(self.StdButtons, SIGNAL("accepted()"), self.acceptClicked)
QObject.connect(self.StdButtons, SIGNAL("rejected()"), self.reject)
#QMetaObject.connectSlotsByName(self)
self.setWindowTitle(self.__tr("HP Device Manager - System Tray Settings"))
def acceptClicked(self):
self.systray_visible = self.SystemTraySettings.systray_visible
self.polling = self.SystemTraySettings.polling
self.polling_interval = self.SystemTraySettings.polling_interval
self.device_list = self.SystemTraySettings.device_list
self.accept()
def __tr(self, s, c=None):
return QApplication.translate("SystraySettingsDialog", s, c, QApplication.UnicodeUTF8)
class SystemTrayApp(QApplication):
def __init__(self, args, read_pipe):
QApplication.__init__(self, args)
self.read_pipe = read_pipe
self.fmt = "64s64sI32sI64sf"
self.fmt_size = struct.calcsize(self.fmt)
#print self.fmt_size
self.timer_active = False
self.active_icon = False
self.user_settings = UserSettings()
self.user_settings.load()
self.tray_icon = QSystemTrayIcon()
pm = load_pixmap("prog", "48x48") #, (22, 22))
self.prop_icon = QIcon(pm)
a = load_pixmap('active', '16x16')
painter = QPainter(pm)
painter.drawPixmap(32, 0, a)
painter.end()
self.prop_active_icon = QIcon(pm)
#icon = QIcon(self.prop_active_icon)
self.tray_icon.setIcon(self.prop_icon)
self.menu = QMenu()
title = QWidgetAction(self.menu)
title.setDisabled(True)
hbox = QFrame(self.menu)
layout = QHBoxLayout(hbox)
layout.setMargin(3)
layout.setSpacing(5)
pix_label = QLabel(hbox)
layout.insertWidget(-1, pix_label, 0)
icon_size = self.menu.style().pixelMetric(QStyle.PM_SmallIconSize)
pix_label.setPixmap(self.prop_icon.pixmap(icon_size))
label = QLabel(hbox)
layout.insertWidget(-1, label, 20)
title.setDefaultWidget(hbox)
label.setText(self.__tr("HPLIP Status Service"))
f = label.font()
f.setBold(True)
label.setFont(f)
self.menu.insertAction(None, title)
self.menu.addSeparator()
self.menu.addAction(self.__tr("HP Device Manager..."), self.toolboxTriggered)
self.menu.addSeparator()
self.settings_action = self.menu.addAction(QIcon(load_pixmap('settings', '16x16')),
self.__tr("Settings..."), self.settingsTriggered)
self.menu.addSeparator()
self.menu.addAction(QIcon(load_pixmap('quit', '16x16')), "Quit", self.quitTriggered)
self.tray_icon.setContextMenu(self.menu)
self.tray_icon.setToolTip(self.__tr("HPLIP Status Service"))
QObject.connect(self.tray_icon, SIGNAL("messageClicked()"), self.messageClicked)
notifier = QSocketNotifier(self.read_pipe, QSocketNotifier.Read)
QObject.connect(notifier, SIGNAL("activated(int)"), self.notifierActivated)
QObject.connect(self.tray_icon, SIGNAL("activated(QSystemTrayIcon::ActivationReason)"), self.trayActivated)
self.tray_icon.show()
if self.user_settings.systray_visible == SYSTRAY_VISIBLE_SHOW_ALWAYS:
self.tray_icon.setVisible(True)
else:
QTimer.singleShot(HIDE_INACTIVE_DELAY, self.timeoutHideWhenInactive) # show icon for awhile @ startup
def settingsTriggered(self):
self.sendMessage('', '', EVENT_DEVICE_STOP_POLLING)
try:
dlg = SystraySettingsDialog(self.menu, self.user_settings.systray_visible,
self.user_settings.polling, self.user_settings.polling_interval,
self.user_settings.polling_device_list)
if dlg.exec_() == QDialog.Accepted:
self.user_settings.systray_visible = dlg.systray_visible
self.user_settings.polling_interval = dlg.polling_interval
self.polling_timer.setInterval(self.user_settings.polling_interval * 1000)
self.user_settings.polling_device_list = dlg.device_list
self.user_settings.polling = dlg.polling
if self.user_settings.polling and not self.polling_timer.isActive():
self.polling_timer.start()
elif not self.user_settings.polling and self.polling_timer.isActive():
self.polling_timer.stop()
self.user_settings.save()
if self.user_settings.systray_visible == SYSTRAY_VISIBLE_SHOW_ALWAYS:
log.debug("Showing...")
self.tray_icon.setVisible(True)
else:
log.debug("Waiting to hide...")
QTimer.singleShot(HIDE_INACTIVE_DELAY, self.timeoutHideWhenInactive)
self.sendMessage('', '', EVENT_USER_CONFIGURATION_CHANGED)
finally:
self.sendMessage('', '', EVENT_DEVICE_START_POLLING)
def timeoutHideWhenInactive(self):
log.debug("Hiding...")
if self.user_settings.systray_visible in (SYSTRAY_VISIBLE_HIDE_WHEN_INACTIVE, SYSTRAY_VISIBLE_HIDE_ALWAYS):
self.tray_icon.setVisible(False)
log.debug("Hidden")
def trayActivated(self, reason):
if reason == QSystemTrayIcon.Context:
#print "context menu"
pass
elif reason == QSystemTrayIcon.DoubleClick:
#print "double click"
self.toolboxTriggered()
pass
elif reason == QSystemTrayIcon.Trigger:
#print "single click"
pass
elif reason == QSystemTrayIcon.MiddleClick:
#print "middle click"
pass
def messageClicked(self):
#print "\nPARENT: message clicked"
pass
def quitTriggered(self):
log.debug("Exiting")
self.sendMessage('', '', EVENT_SYSTEMTRAY_EXIT)
self.quit()
def toolboxTriggered(self):
try:
os.waitpid(-1, os.WNOHANG)
except OSError:
pass
# See if it is already running...
ok, lock_file = utils.lock_app('hp-toolbox', True)
if ok: # able to lock, not running...
utils.unlock(lock_file)
path = utils.which('hp-toolbox')
if path:
path = os.path.join(path, 'hp-toolbox')
else:
self.tray_icon.showMessage(self.__tr("HPLIP Status Service"),
self.__tr("Unable to locate hp-toolbox on system PATH."),
QSystemTrayIcon.Critical, TRAY_MESSAGE_DELAY)
log.error("Unable to find hp-toolbox on PATH.")
return
#log.debug(path)
log.debug("Running hp-toolbox: hp-toolbox --qt4")
os.spawnlp(os.P_NOWAIT, path, 'hp-toolbox', '--qt4')
else: # ...already running, raise it
self.sendMessage('', '', EVENT_RAISE_DEVICE_MANAGER, interface='com.hplip.Toolbox')
def sendMessage(self, device_uri, printer_name, event_code, username=prop.username,
job_id=0, title='', pipe_name='', interface='com.hplip.StatusService'):
device.Event(device_uri, printer_name, event_code, username, job_id, title).send_via_dbus(SessionBus(), interface)
def notifierActivated(self, s):
m = ''
while True:
r, w, e = select.select([self.read_pipe], [], [self.read_pipe], 1.0)
if e:
log.error("Pipe error: %s" % e)
break
if r:
m = ''.join([m, os.read(self.read_pipe, self.fmt_size)])
while len(m) >= self.fmt_size:
event = device.Event(*struct.unpack(self.fmt, m[:self.fmt_size]))
m = m[self.fmt_size:]
if event.event_code == EVENT_USER_CONFIGURATION_CHANGED:
log.debug("Re-reading configuration (EVENT_USER_CONFIGURATION_CHANGED)")
self.user_settings.load()
if self.user_settings.systray_visible in \
(SYSTRAY_VISIBLE_SHOW_ALWAYS, SYSTRAY_VISIBLE_HIDE_WHEN_INACTIVE):
log.debug("Showing...")
self.tray_icon.setVisible(True)
if event.event_code == EVENT_DEVICE_UPDATE_ACTIVE:
if not self.active_icon:
self.tray_icon.setIcon(self.prop_active_icon)
self.active_icon = True
continue
elif event.event_code == EVENT_DEVICE_UPDATE_INACTIVE:
if self.active_icon:
self.tray_icon.setIcon(self.prop_icon)
self.active_icon = False
continue
elif event.event_code == EVENT_DEVICE_UPDATE_BLIP:
if not self.active_icon:
self.tray_icon.setIcon(self.prop_active_icon)
self.active_icon = True
QTimer.singleShot(BLIP_DELAY, self.blipTimeout)
continue
if self.user_settings.systray_visible == SYSTRAY_VISIBLE_HIDE_WHEN_INACTIVE:
log.debug("Waiting to hide...")
QTimer.singleShot(HIDE_INACTIVE_DELAY, self.timeoutHideWhenInactive)
if event.event_code <= EVENT_MAX_USER_EVENT and self.tray_icon.supportsMessages():
log.debug("Tray icon message:")
event.debug()
error_state = STATUS_TO_ERROR_STATE_MAP.get(event.event_code, ERROR_STATE_CLEAR)
icon = ERROR_STATE_TO_ICON.get(error_state, QSystemTrayIcon.Information)
desc = device.queryString(event.event_code)
if event.job_id and event.title:
log.debug("Bubble: uri=%s desc=%s title=%s user=%s job_id=%d code=%d" %
(event.device_uri, desc, event.title, event.username, event.job_id, event.event_code))
self.tray_icon.showMessage(self.__tr("HPLIP Device Status"),
QString("%1\n%2: %3\n(%4/%5)").\
arg(event.device_uri).\
arg(desc).arg(event.title).\
arg(event.username).arg(event.job_id),
icon, TRAY_MESSAGE_DELAY)
else:
log.debug("Bubble: uri=%s desc=%s code=%d" % (event.device_uri, desc, event.event_code))
self.tray_icon.showMessage(self.__tr("HPLIP Device Status"),
QString("%1\n%2 (%3)").arg(event.device_uri).\
arg(desc).arg(event.event_code),
icon, TRAY_MESSAGE_DELAY)
else:
break
def blipTimeout(self):
if self.active_icon:
self.tray_icon.setIcon(self.prop_icon)
self.active_icon = False
def __tr(self, s, c=None):
return QApplication.translate("SystemTray", s, c, QApplication.UnicodeUTF8)
def run(read_pipe):
log.set_module("hp-systray(qt4)")
log.debug("PID=%d" % os.getpid())
app = SystemTrayApp(sys.argv, read_pipe)
app.setQuitOnLastWindowClosed(False) # If not set, settings dlg closes app
if not QSystemTrayIcon.isSystemTrayAvailable():
FailureUI(None,
QApplication.translate("SystemTray",
"<b>No system tray detected on this system.</b><p>Unable to start, exiting.</p>",
None, QApplication.UnicodeUTF8),
QApplication.translate("SystemTray", "HPLIP Status Service",
None, QApplication.UnicodeUTF8))
else:
notifier = QSocketNotifier(read_pipe, QSocketNotifier.Read)
QObject.connect(notifier, SIGNAL("activated(int)"), app.notifierActivated)
app.exec_()
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