/usr/share/system-config-printer/system-config-printer.py is in system-config-printer-gnome 1.5.7+20160212-0ubuntu2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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## system-config-printer
## Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Red Hat, Inc.
## Authors:
## Tim Waugh <twaugh@redhat.com>
## Florian Festi <ffesti@redhat.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 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
# config is generated from config.py.in by configure
import config
import sys, os, time, re
import _thread
import dbus
import gi
try:
gi.require_version('Polkit', '1.0')
from gi.repository import Polkit
except:
Polkit = False
gi.require_version('GdkPixbuf', '2.0')
from gi.repository import GdkPixbuf
try:
gi.require_version('Gdk', '3.0')
from gi.repository import Gdk
gi.require_version('Gtk', '3.0')
from gi.repository import Gtk
Gtk.init (sys.argv)
except RuntimeError as e:
print ("system-config-printer:", e)
print ("This is a graphical application and requires DISPLAY to be set.")
sys.exit (1)
def show_help():
print ("\nThis is system-config-printer, " \
"a CUPS server configuration program.\n\n"
"Options:\n\n"
" --debug Enable debugging output.\n"
" --show-jobs <printer> Show the print queue for <printer>\n"
" --help Show this message.\n")
if len(sys.argv)>1 and sys.argv[1] == '--help':
show_help ()
sys.exit (0)
import cups
cups.require ("1.9.46")
cups.ppdSetConformance (cups.PPD_CONFORM_RELAXED)
import locale
try:
locale.setlocale (locale.LC_ALL, "")
except locale.Error:
os.environ['LC_ALL'] = 'C'
locale.setlocale (locale.LC_ALL, "")
import gettext
gettext.install(domain=config.PACKAGE, localedir=config.localedir)
import cupshelpers
from gi.repository import GObject
from gi.repository import GLib
from gui import GtkGUI
from debug import *
import urllib.request, urllib.parse, urllib.error
import troubleshoot
import installpackage
import jobviewer
import authconn
import monitor
import errordialogs
from errordialogs import *
import userdefault
from serversettings import ServerSettings
from ToolbarSearchEntry import *
from SearchCriterion import *
import statereason
import newprinter
from newprinter import busy, ready
import printerproperties
import ppdippstr
ppdippstr.init ()
pkgdata = config.pkgdatadir
iconpath = os.path.join (pkgdata, 'icons/')
sys.path.append (pkgdata)
def CUPS_server_hostname ():
host = cups.getServer ()
if host[0] == '/':
return 'localhost'
return host
class ServiceStart:
NAME="org.fedoraproject.Config.Services"
PATH="/org/fedoraproject/Config/Services/ServiceHerders/SysVServiceHerder/Services/cups"
IFACE="org.fedoraproject.Config.Services.SysVService"
def _get_iface (self, iface):
bus = dbus.SystemBus ()
obj = bus.get_object (self.NAME, self.PATH)
proxy = dbus.Interface (obj, iface)
return proxy
def can_start (self):
try:
proxy = self._get_iface (dbus.INTROSPECTABLE_IFACE)
introspect = proxy.Introspect ()
except:
return False
return True
def start (self, reply_handler, error_handler):
proxy = self._get_iface (self.IFACE)
proxy.start (reply_handler=reply_handler,
error_handler=error_handler)
class GUI(GtkGUI):
printer_states = { cups.IPP_PRINTER_IDLE: _("Idle"),
cups.IPP_PRINTER_PROCESSING: _("Processing"),
cups.IPP_PRINTER_BUSY: _("Busy"),
cups.IPP_PRINTER_STOPPED: _("Stopped") }
DESTS_PAGE_DESTS=0
DESTS_PAGE_NO_PRINTERS=1
DESTS_PAGE_NO_SERVICE=2
def __init__(self):
super (GtkGUI, self).__init__ ()
try:
self.language = locale.getlocale(locale.LC_MESSAGES)
self.encoding = locale.getlocale(locale.LC_CTYPE)
except:
nonfatalException()
os.environ['LC_ALL'] = 'C'
locale.setlocale (locale.LC_ALL, "")
self.language = locale.getlocale(locale.LC_MESSAGES)
self.encoding = locale.getlocale(locale.LC_CTYPE)
self.printers = {}
self.connect_server = cups.getServer()
self.connect_encrypt = cups.getEncryption ()
self.connect_user = cups.getUser()
self.monitor = None
self.populateList_timer = None
self.servers = set((self.connect_server,))
self.server_is_publishing = None # not known
self.changed = set() # of options
# WIDGETS
# =======
self.updating_widgets = False
self.getWidgets({"PrintersWindow":
["PrintersWindow",
"hboxMenuBar",
"view_area_vbox",
"view_area_scrolledwindow",
"dests_notebook",
"dests_iconview",
"btnAddFirstPrinter",
"btnStartService",
"btnConnectNoService",
"statusbarMain",
"toolbar",
"server_menubar_item",
"printer_menubar_item",
"view_discovered_printers"],
"AboutDialog":
["AboutDialog"],
"ConnectDialog":
["ConnectDialog",
"chkEncrypted",
"cmbServername",
"btnConnect"],
"ConnectingDialog":
["ConnectingDialog",
"lblConnecting",
"pbarConnecting"],
"NewPrinterName":
["NewPrinterName",
"entDuplicateName",
"btnDuplicateOk"],
"InstallDialog":
["InstallDialog",
"lblInstall"]},
domain=config.PACKAGE)
# Since some dialogs are reused we can't let the delete-event's
# default handler destroy them
self.ConnectingDialog.connect ("delete-event",
self.on_connectingdialog_delete)
Gtk.Window.set_default_icon_name ('printer')
edit_action = 'org.opensuse.cupspkhelper.mechanism.all-edit'
self.edit_permission = None
if Polkit:
try:
self.edit_permission = Polkit.Permission.new_sync (edit_action,
None, None)
except GLib.GError:
pass # Maybe cups-pk-helper isn't installed.
self.unlock_button = Gtk.LockButton ()
if self.edit_permission is not None:
self.edit_permission.connect ("notify::allowed",
self.polkit_permission_changed)
self.unlock_button.connect ("notify::permission",
self.polkit_permission_changed)
self.hboxMenuBar.pack_start (self.unlock_button, False, False, 12)
# Printer Actions
printer_manager_action_group = \
Gtk.ActionGroup (name="PrinterManagerActionGroup")
printer_manager_action_group.add_actions ([
("connect-to-server", Gtk.STOCK_CONNECT, _("_Connect..."),
None, _("Choose a different CUPS server"),
self.on_connect_activate),
("server-settings", Gtk.STOCK_PREFERENCES, _("_Settings..."),
None, _("Adjust server settings"),
self.on_server_settings_activate),
("new-printer", Gtk.STOCK_PRINT, _("_Printer"),
None, None, self.on_new_printer_activate),
("new-class", Gtk.STOCK_DND_MULTIPLE, _("_Class"),
None, None, self.on_new_class_activate),
("quit", Gtk.STOCK_QUIT, None, None, None,
self.on_quit_activate)])
printer_manager_action_group.add_actions ([
("rename-printer", None, _("_Rename"),
None, None, self.on_rename_activate),
("duplicate-printer", Gtk.STOCK_COPY, _("_Duplicate"),
"<Ctrl>d", None, self.on_duplicate_activate),
("delete-printer", Gtk.STOCK_DELETE, None,
None, None, self.on_delete_activate),
("set-default-printer", Gtk.STOCK_HOME, _("Set As De_fault"),
None, None, self.on_set_as_default_activate),
("edit-printer", Gtk.STOCK_PROPERTIES, None,
None, None, self.on_edit_activate),
("create-class", Gtk.STOCK_DND_MULTIPLE, _("_Create class"),
None, None, self.on_create_class_activate),
("view-print-queue", Gtk.STOCK_FIND, _("View Print _Queue"),
None, None, self.on_view_print_queue_activate),
])
printer_manager_action_group.add_toggle_actions ([
("enable-printer", None, _("E_nabled"),
None, None, self.on_enabled_activate),
("share-printer", None, _("_Shared"),
None, None, self.on_shared_activate),
])
printer_manager_action_group.add_radio_actions ([
("filter-name", None, _("Name")),
("filter-description", None, _("Description")),
("filter-location", None, _("Location")),
("filter-manufacturer", None, _("Manufacturer / Model")),
], 1, self.on_filter_criterion_changed)
for action in printer_manager_action_group.list_actions ():
action.set_sensitive (False)
for action in ["connect-to-server",
"quit",
"view-print-queue",
"filter-name",
"filter-description",
"filter-location",
"filter-manufacturer"]:
act = printer_manager_action_group.get_action (action)
act.set_sensitive (True)
self.ui_manager = Gtk.UIManager ()
self.ui_manager.insert_action_group (printer_manager_action_group, -1)
self.ui_manager.add_ui_from_string (
"""
<ui>
<accelerator action="connect-to-server"/>
<accelerator action="server-settings"/>
<accelerator action="new-printer"/>
<accelerator action="new-class"/>
<accelerator action="quit"/>
<accelerator action="rename-printer"/>
<accelerator action="duplicate-printer"/>
<accelerator action="delete-printer"/>
<accelerator action="set-default-printer"/>
<accelerator action="edit-printer"/>
<accelerator action="create-class"/>
<accelerator action="view-print-queue"/>
<accelerator action="enable-printer"/>
<accelerator action="share-printer"/>
<accelerator action="filter-name"/>
<accelerator action="filter-description"/>
<accelerator action="filter-location"/>
<accelerator action="filter-manufacturer"/>
</ui>
"""
)
self.ui_manager.ensure_update ()
self.PrintersWindow.add_accel_group (self.ui_manager.get_accel_group ())
# Toolbar
# Glade-3 doesn't have support for MenuToolButton, so we do that here.
self.btnNew = Gtk.MenuToolButton ()
self.btnNew.set_label (_("Add"))
self.btnNew.set_icon_name ("list-add")
self.btnNew.set_is_important (True)
newmenu = Gtk.Menu ()
action = self.ui_manager.get_action ("/new-printer")
newprinteritem = action.create_menu_item ()
action = self.ui_manager.get_action ("/new-class")
newclassitem = action.create_menu_item ()
newprinteritem.show ()
newclassitem.show ()
newmenu.attach (newprinteritem, 0, 1, 0, 1)
newmenu.attach (newclassitem, 0, 1, 1, 2)
self.btnNew.set_menu (newmenu)
self.btnNew.connect ('clicked', self.on_new_printer_activate)
self.toolbar.add (self.btnNew)
self.toolbar.add (Gtk.SeparatorToolItem ())
self.refreshbutton = Gtk.ToolButton ()
self.refreshbutton.set_label (_("Refresh"))
self.refreshbutton.set_icon_name ("view-refresh")
self.refreshbutton.connect ('clicked', self.on_btnRefresh_clicked)
self.toolbar.add (self.refreshbutton)
self.toolbar.show_all ()
server_context_menu = Gtk.Menu ()
for action_name in ["connect-to-server",
"server-settings",
None,
"new",
None,
"quit"]:
if action_name == "new":
item = Gtk.MenuItem.new_with_mnemonic(_("_New"))
item.set_sensitive (True)
self.menuItemNew = item
elif not action_name:
item = Gtk.SeparatorMenuItem ()
else:
action = printer_manager_action_group.get_action (action_name)
item = action.create_menu_item ()
item.show ()
server_context_menu.append (item)
self.server_menubar_item.set_submenu (server_context_menu)
new_menu = Gtk.Menu ()
for action_name in ["new-printer",
"new-class"]:
action = printer_manager_action_group.get_action (action_name)
item = action.create_menu_item ()
item.show ()
new_menu.append (item)
self.menuItemNew.set_submenu (new_menu)
self.printer_context_menu = Gtk.Menu ()
for action_name in ["edit-printer",
"duplicate-printer",
"rename-printer",
"delete-printer",
None,
"enable-printer",
"share-printer",
"create-class",
"set-default-printer",
None,
"view-print-queue"]:
if not action_name:
item = Gtk.SeparatorMenuItem ()
else:
action = printer_manager_action_group.get_action (action_name)
item = action.create_menu_item ()
item.show ()
self.printer_context_menu.append (item)
self.printer_menubar_item.set_submenu (self.printer_context_menu)
self.jobviewers = [] # to keep track of jobviewer windows
# New Printer Dialog
self.newPrinterGUI = np = newprinter.NewPrinterGUI()
np.connect ("printer-added", self.on_new_printer_added)
np.connect ("printer-modified", self.on_printer_modified)
np.connect ("dialog-canceled", self.on_new_printer_not_added)
# Set up "About" dialog
self.AboutDialog.set_program_name(config.PACKAGE)
self.AboutDialog.set_version(config.VERSION)
self.AboutDialog.set_icon_name('printer')
try:
self.cups = authconn.Connection(self.PrintersWindow)
except RuntimeError:
self.cups = None
self.status_context_id = self.statusbarMain.get_context_id(
"Connection")
# Setup search
self.setup_toolbar_for_search_entry ()
self.current_filter_text = ""
self.current_filter_mode = "filter-name"
# Search entry drop down menu
menu = Gtk.Menu ()
for action_name in ["filter-name",
"filter-description",
"filter-location",
"filter-manufacturer"]:
action = printer_manager_action_group.get_action (action_name)
item = action.create_menu_item ()
menu.append (item)
menu.show_all ()
self.search_entry.set_drop_down_menu (menu)
self.servicestart = ServiceStart ()
# Setup icon view
self.mainlist = Gtk.ListStore(GObject.TYPE_PYOBJECT, # Object
GdkPixbuf.Pixbuf, # Pixbuf
str, # Name
str) # Tooltip
self.dests_iconview.set_model(self.mainlist)
self.dests_iconview.set_column_spacing (30)
self.dests_iconview.set_row_spacing (20)
self.dests_iconview.set_pixbuf_column (1)
self.dests_iconview.set_text_column (2)
self.dests_iconview.set_tooltip_column (3)
self.dests_iconview.set_has_tooltip(True)
self.dests_iconview.connect ('key-press-event',
self.dests_iconview_key_press_event)
self.dests_iconview.connect ('item-activated',
self.dests_iconview_item_activated)
self.dests_iconview.connect ('selection-changed',
self.dests_iconview_selection_changed)
self.dests_iconview.connect ('button-press-event',
self.dests_iconview_button_press_event)
self.dests_iconview.connect ('popup-menu',
self.dests_iconview_popup_menu)
self.dests_iconview_selection_changed (self.dests_iconview)
self.dests_iconview.enable_model_drag_source (Gdk.ModifierType.BUTTON1_MASK,
# should use a variable
# instead of 0
[Gtk.TargetEntry.new("queue", 0, 0)],
Gdk.DragAction.COPY)
self.dests_iconview.connect ("drag-data-get",
self.dests_iconview_drag_data_get)
self.btnStartService.connect ('clicked', self.on_start_service_clicked)
self.btnConnectNoService.connect ('clicked', self.on_connect_activate)
self.btnAddFirstPrinter.connect ('clicked',
self.on_new_printer_activate)
# Printer Properties dialog
self.propertiesDlg = printerproperties.PrinterPropertiesDialog ()
self.propertiesDlg.connect ("dialog-closed",
self.on_properties_dialog_closed)
self.connect_signals ()
try:
self.populateList()
except cups.HTTPError as e:
(s,) = e.args
self.cups = None
self.populateList()
show_HTTP_Error(s, self.PrintersWindow)
self.setConnected()
if len (self.printers) > 4:
self.PrintersWindow.set_default_size (720, 345)
elif len (self.printers) > 2:
self.PrintersWindow.set_default_size (500, 345)
elif len (self.printers) > 1:
self.PrintersWindow.set_default_size (500, 180)
self.PrintersWindow.show()
def display_properties_dialog_for (self, queue):
model = self.dests_iconview.get_model ()
iter = model.get_iter_first ()
while iter is not None:
name = model.get_value (iter, 2)
if name == queue:
path = model.get_path (iter)
self.dests_iconview.scroll_to_path (path, True, 0.5, 0.5)
self.dests_iconview.set_cursor (path=path, cell=None,
start_editing=False)
self.dests_iconview.item_activated (path)
break
iter = model.iter_next (iter)
if iter is None:
raise RuntimeError
def setup_toolbar_for_search_entry (self):
separator = Gtk.SeparatorToolItem ()
separator.set_draw (False)
self.toolbar.insert (separator, -1)
self.toolbar.child_set_property (separator, "expand", True)
self.search_entry = ToolbarSearchEntry ()
self.search_entry.connect ('search', self.on_search_entry_search)
tool_item = Gtk.ToolItem ()
tool_item.add (self.search_entry)
self.toolbar.insert (tool_item, -1)
self.toolbar.show_all ()
def on_search_entry_search (self, UNUSED, text):
self.current_filter_text = text
self.populateList ()
def on_filter_criterion_changed (self, UNUSED, selected_action):
self.current_filter_mode = selected_action.get_name ()
self.populateList ()
def dests_iconview_item_activated (self, iconview, path):
model = iconview.get_model ()
iter = model.get_iter (path)
name = model.get_value (iter, 2)
object = model.get_value (iter, 0)
self.desensitise_main_window_widgets ()
try:
self.propertiesDlg.show (name, host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow)
except cups.IPPError as e:
(e, m) = e.args
self.sensitise_main_window_widgets ()
show_IPP_Error (e, m, self.PrintersWindow)
if e == cups.IPP_SERVICE_UNAVAILABLE:
self.cups = None
self.setConnected ()
self.populateList ()
return
except RuntimeError:
self.sensitise_main_window_widgets ()
# Perhaps cupsGetPPD2 failed for a browsed printer.
# Check that we're still connected.
self.monitor.update ()
return
def on_properties_dialog_closed (self, obj):
self.sensitise_main_window_widgets ()
def dests_iconview_selection_changed (self, iconview):
self.updating_widgets = True
permission = self.unlock_button.get_permission ()
if permission:
can_edit = permission.get_allowed ()
else:
can_edit = True
if not can_edit:
return
paths = iconview.get_selected_items ()
any_disabled = False
any_enabled = False
any_discovered = False
any_shared = False
any_unshared = False
model = iconview.get_model ()
for path in paths:
iter = model.get_iter (path)
object = model.get_value (iter, 0)
name = model.get_value (iter, 2)
if object.discovered:
any_discovered = True
if object.enabled:
any_enabled = True
else:
any_disabled = True
if object.is_shared:
any_shared = True
else:
any_unshared = True
n = len (paths)
self.ui_manager.get_action ("/edit-printer").set_sensitive (n == 1)
self.ui_manager.get_action ("/duplicate-printer").set_sensitive (n == 1)
self.ui_manager.get_action ("/rename-printer").set_sensitive (
n == 1 and not any_discovered)
userdef = userdefault.UserDefaultPrinter ().get ()
if (n != 1 or
(userdef is None and self.default_printer == name)):
set_default_sensitivity = False
else:
set_default_sensitivity = True
self.ui_manager.get_action ("/set-default-printer").set_sensitive (
set_default_sensitivity)
action = self.ui_manager.get_action ("/enable-printer")
action.set_sensitive (n > 0 and not any_discovered)
for widget in action.get_proxies ():
if isinstance (widget, Gtk.CheckMenuItem):
widget.set_inconsistent (n > 1 and any_enabled and any_disabled)
action.set_active (any_discovered or not any_disabled)
action = self.ui_manager.get_action ("/share-printer")
action.set_sensitive (n > 0 and not any_discovered)
for widget in action.get_proxies ():
if isinstance (widget, Gtk.CheckMenuItem):
widget.set_inconsistent (n > 1 and any_shared and any_unshared)
action.set_active (any_discovered or not any_unshared)
self.ui_manager.get_action ("/delete-printer").set_sensitive (
n > 0 and not any_discovered)
self.ui_manager.get_action ("/create-class").set_sensitive (n > 1)
self.updating_widgets = False
def dests_iconview_popup_menu (self, iconview):
self.printer_context_menu.popup_for_device (None, None, None, None,
None, 0, 0)
def dests_iconview_button_press_event (self, iconview, event):
if event.button > 1:
click_path = iconview.get_path_at_pos (int (event.x),
int (event.y))
paths = iconview.get_selected_items ()
if click_path is None:
iconview.unselect_all ()
elif click_path not in paths:
iconview.unselect_all ()
iconview.select_path (click_path)
cells = iconview.get_cells ()
for cell in cells:
if type (cell) == Gtk.CellRendererText:
break
iconview.set_cursor (click_path, cell, False)
self.printer_context_menu.popup_for_device (None, None, None, None,
None, event.button, event.time)
return False
def dests_iconview_key_press_event (self, iconview, event):
modifiers = Gtk.accelerator_get_default_mod_mask ()
if ((event.keyval == Gdk.KEY_BackSpace or
event.keyval == Gdk.KEY_Delete or
event.keyval == Gdk.KEY_KP_Delete) and
((event.get_state() & modifiers) == 0)):
self.ui_manager.get_action ("/delete-printer").activate ()
return True
if ((event.keyval == Gdk.KEY_F2) and
((event.get_state() & modifiers) == 0)):
self.ui_manager.get_action ("/rename-printer").activate ()
return True
return False
def dests_iconview_drag_data_get (self, iconview, context,
selection_data, info, timestamp):
if info == 0: # FIXME: should use an "enum" here
model = iconview.get_model ()
paths = iconview.get_selected_items ()
selected_printer_names = ""
for path in paths:
selected_printer_names += \
model.get_value (model.get_iter (path), 2) + "\n"
if len (selected_printer_names) > 0:
selection_data.set ("queue", 8, selected_printer_names)
else:
nonfatalException ()
def on_server_settings_activate (self, menuitem):
try:
self.serverSettings = ServerSettings (host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow)
self.serverSettings.connect ('problems-clicked',
self.on_problems_button_clicked)
except (cups.IPPError, cups.HTTPError):
# Not authorized.
return
except RuntimeError:
self.monitor.update ()
def setConnected(self):
connected = bool(self.cups)
host = CUPS_server_hostname ()
self.PrintersWindow.set_title(_("Printers - %s") % host)
if connected:
status_msg = _("Connected to %s") % host
else:
status_msg = _("Not connected")
self.statusbarMain.push(self.status_context_id, status_msg)
for widget in (self.btnNew,
self.menuItemNew):
widget.set_sensitive(connected)
for action_name in ["/server-settings",
"/new-printer",
"/new-class"]:
action = self.ui_manager.get_action (action_name)
action.set_sensitive (connected)
if connected:
if self.monitor:
self.monitor.cleanup ()
self.monitor = monitor.Monitor (monitor_jobs=False,
host=self.connect_server,
encryption=self.connect_encrypt)
self.monitor.connect ('printer-added', self.printer_added)
self.monitor.connect ('printer-event', self.printer_event)
self.monitor.connect ('printer-removed', self.printer_removed)
self.monitor.connect ('cups-connection-error',
self.cups_connection_error)
self.monitor.connect ('cups-connection-recovered',
self.cups_connection_recovered)
GLib.idle_add (self.monitor.refresh)
self.propertiesDlg.set_monitor (self.monitor)
if connected:
if self.cups._using_polkit ():
self.unlock_button.set_permission (self.edit_permission)
else:
self.unlock_button.set_permission (None)
else:
self.unlock_button.set_permission (None)
def polkit_permission_changed (self, widget, UNUSED):
permission = self.unlock_button.get_permission ()
if permission:
can_edit = permission.get_allowed ()
else:
can_edit = True
self.btnNew.set_sensitive (can_edit)
self.btnAddFirstPrinter.set_sensitive (can_edit)
for action in ["/new-printer",
"/new-class"]:
act = self.ui_manager.get_action (action)
act.set_sensitive (can_edit)
if can_edit:
self.dests_iconview_selection_changed (self.dests_iconview)
else:
for action in ["/rename-printer",
"/duplicate-printer",
"/delete-printer",
"/edit-printer",
"/create-class",
"/enable-printer",
"/share-printer"]:
act = self.ui_manager.get_action (action)
act.set_sensitive (False)
def getServers(self):
self.servers.discard(None)
known_servers = list(self.servers)
known_servers.sort()
return known_servers
def populateList(self, prompt_allowed=True):
# Save selection of printers.
selected_printers = set()
paths = self.dests_iconview.get_selected_items ()
model = self.dests_iconview.get_model ()
for path in paths:
iter = model.get_iter (path)
name = model.get_value (iter, 2)
selected_printers.add (name)
if self.cups:
kill_connection = False
self.cups._set_prompt_allowed (prompt_allowed)
self.cups._begin_operation (_("obtaining queue details"))
try:
# get Printers
self.printers = cupshelpers.getPrinters(self.cups)
# Get default printer.
self.default_printer = self.cups.getDefault ()
except cups.IPPError as e:
(e, m) = e.args
show_IPP_Error(e, m, self.PrintersWindow)
self.printers = {}
self.default_printer = None
if e == cups.IPP_SERVICE_UNAVAILABLE:
kill_connection = True
self.cups._end_operation ()
self.cups._set_prompt_allowed (True)
if kill_connection:
self.cups = None
else:
self.printers = {}
self.default_printer = None
for name, printer in self.printers.items():
self.servers.add(printer.getServer())
userdef = userdefault.UserDefaultPrinter ().get ()
local_printers = []
local_classes = []
remote_printers = []
remote_classes = []
delete_action = self.ui_manager.get_action ("/delete-printer")
delete_action.set_properties (label = None)
printers_set = self.printers
# Filter printers
if len (self.current_filter_text) > 0:
printers_subset = {}
pattern = re.compile (self.current_filter_text, re.I) # ignore case
if self.current_filter_mode == "filter-name":
for name in printers_set.keys ():
if pattern.search (name) is not None:
printers_subset[name] = printers_set[name]
elif self.current_filter_mode == "filter-description":
for name, printer in printers_set.items ():
if pattern.search (printer.info) is not None:
printers_subset[name] = printers_set[name]
elif self.current_filter_mode == "filter-location":
for name, printer in printers_set.items ():
if pattern.search (printer.location) is not None:
printers_subset[name] = printers_set[name]
elif self.current_filter_mode == "filter-manufacturer":
for name, printer in printers_set.items ():
if pattern.search (printer.make_and_model) is not None:
printers_subset[name] = printers_set[name]
else:
nonfatalException ()
printers_set = printers_subset
if not self.view_discovered_printers.get_active ():
printers_subset = {}
for name, printer in printers_set.items ():
if not printer.discovered:
printers_subset[name] = printer
printers_set = printers_subset
for name, printer in list(printers_set.items()):
if printer.remote:
if printer.is_class: remote_classes.append(name)
else: remote_printers.append(name)
else:
if printer.is_class: local_classes.append(name)
else: local_printers.append(name)
local_printers.sort()
local_classes.sort()
remote_printers.sort()
remote_classes.sort()
# remove old printers/classes
self.mainlist.clear ()
# add new
PRINTER_TYPE = { 'discovered-printer':
(_("Network printer (discovered)"),
'i-network-printer'),
'discovered-class':
(_("Network class (discovered)"),
'i-network-printer'),
'local-printer':
(_("Printer"),
'printer'),
'local-fax':
(_("Fax"),
'printer'),
'local-class':
(_("Class"),
'printer'),
'ipp-printer':
(_("Network printer"),
'i-network-printer'),
'smb-printer':
(_("Network print share"),
'printer'),
'network-printer':
(_("Network printer"),
'i-network-printer'),
}
theme = Gtk.IconTheme.get_default ()
for printers in (local_printers,
local_classes,
remote_printers,
remote_classes):
if not printers: continue
for name in printers:
type = 'local-printer'
object = printers_set[name]
if object.discovered:
if object.is_class:
type = 'discovered-class'
else:
type = 'discovered-printer'
elif object.is_class:
type = 'local-class'
else:
(scheme, rest) = urllib.parse.splittype (object.device_uri)
if scheme == 'ipp':
type = 'ipp-printer'
elif scheme == 'smb':
type = 'smb-printer'
elif scheme == 'hpfax':
type = 'local-fax'
elif scheme in ['socket', 'lpd']:
type = 'network-printer'
(tip, icon) = PRINTER_TYPE[type]
(result, w, h) = Gtk.icon_size_lookup (Gtk.IconSize.DIALOG)
try:
pixbuf = theme.load_icon (icon, w, 0)
except GLib.GError:
# Not in theme.
pixbuf = None
for p in [iconpath, 'icons/']:
try:
pixbuf = GdkPixbuf.Pixbuf.new_from_file ("%s%s.png" %
(p, icon))
break
except GLib.GError:
pass
if pixbuf is None:
try:
pixbuf = theme.load_icon ('printer', w, 0)
except:
# Just create an empty pixbuf.
pixbuf = GdkPixbuf.Pixbuf.new (GdkPixbuf.Colorspace.RGB,
True, 8, w, h)
pixbuf.fill (0)
def_emblem = None
emblem = None
if name == self.default_printer:
def_emblem = 'emblem-default'
elif name == userdef:
def_emblem = 'emblem-favorite'
if not emblem:
attrs = object.other_attributes
reasons = attrs.get ('printer-state-reasons', [])
worst_reason = None
for reason in reasons:
if reason == "none":
break
if reason == "paused":
emblem = "media-playback-pause"
continue
r = statereason.StateReason (object.name, reason)
if worst_reason is None:
worst_reason = r
elif r > worst_reason:
worst_reason = r
if worst_reason:
level = worst_reason.get_level ()
emblem = worst_reason.LEVEL_ICON[level]
if not emblem and not object.enabled:
emblem = "media-playback-pause"
if object.rejecting:
# Show the icon as insensitive
copy = pixbuf.copy ()
copy.fill (0)
pixbuf.composite (copy, 0, 0,
pixbuf.get_width(), pixbuf.get_height(),
0, 0, 1.0, 1.0,
GdkPixbuf.InterpType.BILINEAR, 127)
pixbuf = copy
if def_emblem:
(result, w, h) = Gtk.icon_size_lookup (Gtk.IconSize.DIALOG)
try:
default_emblem = theme.load_icon (def_emblem, w/2, 0)
copy = pixbuf.copy ()
default_emblem.composite (copy, 0, 0,
default_emblem.get_width (),
default_emblem.get_height (),
0, 0,
1.0, 1.0,
GdkPixbuf.InterpType.BILINEAR,
255)
pixbuf = copy
except GLib.GError:
debugprint ("No %s icon available" % def_emblem)
if emblem:
(result, w, h) = Gtk.icon_size_lookup (Gtk.IconSize.DIALOG)
try:
other_emblem = theme.load_icon (emblem, w/2, 0)
copy = pixbuf.copy ()
other_emblem.composite (copy,
copy.get_width () / 2,
copy.get_height () / 2,
other_emblem.get_width (),
other_emblem.get_height (),
copy.get_width () / 2,
copy.get_height () / 2,
1.0, 1.0,
GdkPixbuf.InterpType.BILINEAR,
255)
pixbuf = copy
except GLib.GError:
debugprint ("No %s icon available" % emblem)
self.mainlist.append (row=[object, pixbuf, name, tip])
# Restore selection of printers.
model = self.dests_iconview.get_model ()
def maybe_select (model, path, iter, UNUSED):
name = model.get_value (iter, 2)
if name in selected_printers:
self.dests_iconview.select_path (path)
model.foreach (maybe_select, None)
# Set up the dests_notebook page.
page = self.DESTS_PAGE_DESTS
if self.cups:
if (not self.current_filter_text and
not self.mainlist.get_iter_first ()):
page = self.DESTS_PAGE_NO_PRINTERS
else:
page = self.DESTS_PAGE_NO_SERVICE
can_start = (self.connect_server == 'localhost' or
self.connect_server[0] != '/')
tooltip_text = None
if can_start:
can_start = self.servicestart.can_start ()
if not can_start:
tooltip_text = _("Service framework not available")
else:
tooltip_text = _("Cannot start service on remote server")
self.btnStartService.set_sensitive (can_start)
self.btnStartService.set_tooltip_text (tooltip_text)
self.dests_notebook.set_current_page (page)
# Connect to Server
def on_connect_servername_changed(self, widget):
self.btnConnect.set_sensitive (len (widget.get_active_text () or '') > 0)
def on_connect_activate(self, widget):
# Use browsed queues to build up a list of known IPP servers
servers = self.getServers()
current_server = (self.propertiesDlg.printer and
self.propertiesDlg.printer.getServer()) \
or cups.getServer()
store = Gtk.ListStore (str)
self.cmbServername.set_model(store)
self.cmbServername.set_entry_text_column (0)
for server in servers:
self.cmbServername.append_text(server)
self.cmbServername.show()
self.cmbServername.get_child().set_text (current_server)
self.chkEncrypted.set_active (cups.getEncryption() ==
cups.HTTP_ENCRYPT_ALWAYS)
self.cmbServername.get_child().set_activates_default (True)
self.cmbServername.grab_focus ()
self.ConnectDialog.set_transient_for (self.PrintersWindow)
response = self.ConnectDialog.run()
self.ConnectDialog.hide()
if response != Gtk.ResponseType.OK:
return
if self.chkEncrypted.get_active():
cups.setEncryption(cups.HTTP_ENCRYPT_ALWAYS)
else:
cups.setEncryption(cups.HTTP_ENCRYPT_IF_REQUESTED)
self.connect_encrypt = cups.getEncryption ()
servername = self.cmbServername.get_child().get_text()
self.lblConnecting.set_markup(_("<i>Opening connection to %s</i>")
% servername)
self.ConnectingDialog.set_transient_for(self.PrintersWindow)
self.ConnectingDialog.show()
GLib.timeout_add (40, self.update_connecting_pbar)
self.connect_server = servername
# We need to set the connecting user in this thread as well.
cups.setServer(self.connect_server)
cups.setUser('')
self.connect_user = cups.getUser()
# Now start a new thread for connection.
self.connect_thread = _thread.start_new_thread(self.connect,
(self.PrintersWindow,))
def update_connecting_pbar (self):
ret = True
Gdk.threads_enter ()
try:
if not self.ConnectingDialog.get_property ("visible"):
ret = False # stop animation
else:
self.pbarConnecting.pulse ()
finally:
Gdk.threads_leave ()
return ret
def on_connectingdialog_delete (self, widget, event):
self.on_cancel_connect_clicked (widget)
return True
def on_cancel_connect_clicked(self, widget):
"""
Stop connection to new server
(Doesn't really stop but sets flag for the connecting thread to
ignore the connection)
"""
self.connect_thread = None
self.ConnectingDialog.hide()
def connect(self, parent=None):
"""
Open a connection to a new server. Is executed in a separate thread!
"""
cups.setUser(self.connect_user)
if self.connect_server[0] == '/':
# UNIX domain socket. This may potentially fail if the server
# settings have been changed and cupsd has written out a
# configuration that does not include a Listen line for the
# UNIX domain socket. To handle this special case, try to
# connect once and fall back to "localhost" on failure.
try:
connection = cups.Connection (host=self.connect_server,
encryption=self.connect_encrypt)
# Worked fine. Disconnect, and we'll connect for real
# shortly.
del connection
except RuntimeError:
# When we connect, avoid the domain socket.
cups.setServer ("localhost")
except:
nonfatalException ()
try:
connection = authconn.Connection(parent,
host=self.connect_server,
encryption=self.connect_encrypt)
except RuntimeError as s:
if self.connect_thread != _thread.get_ident(): return
Gdk.threads_enter()
try:
self.ConnectingDialog.hide()
self.cups = None
self.setConnected()
self.populateList()
show_IPP_Error(None, s, parent)
finally:
Gdk.threads_leave()
return
except cups.IPPError as e:
(e, s) = e.args
if self.connect_thread != _thread.get_ident(): return
Gdk.threads_enter()
try:
self.ConnectingDialog.hide()
self.cups = None
self.setConnected()
self.populateList()
show_IPP_Error(e, s, parent)
finally:
Gdk.threads_leave()
return
except:
nonfatalException ()
if self.connect_thread != _thread.get_ident(): return
Gdk.threads_enter()
try:
self.ConnectingDialog.hide()
self.cups = connection
self.setConnected()
self.populateList()
except cups.HTTPError as e:
(s,) = e.args
self.cups = None
self.setConnected()
self.populateList()
show_HTTP_Error(s, parent)
except:
nonfatalException ()
Gdk.threads_leave()
def reconnect (self):
"""Reconnect to CUPS after the server has reloaded."""
# libcups would handle the reconnection if we just told it to
# do something, for example fetching a list of classes.
# However, our local authentication certificate would be
# invalidated by a server restart, so it is better for us to
# handle the reconnection ourselves.
attempt = 1
while attempt <= 5:
try:
time.sleep(1)
self.cups._connect ()
break
except RuntimeError:
# Connection failed.
attempt += 1
def on_btnCancelConnect_clicked(self, widget):
"""Close Connect dialog"""
self.ConnectWindow.hide()
# refresh
def on_btnRefresh_clicked(self, button):
if self.cups is None:
try:
self.cups = authconn.Connection(self.PrintersWindow)
except RuntimeError:
pass
self.setConnected()
self.populateList()
# set default printer
def set_system_or_user_default_printer (self, name):
# First, decide if this is already the system default, in which
# case we only need to clear the user default.
userdef = userdefault.UserDefaultPrinter ()
if name == self.default_printer:
userdef.clear ()
self.populateList ()
return
userdefault.UserDefaultPrompt (self.set_default_printer,
self.populateList,
name,
_("Set Default Printer"),
self.PrintersWindow,
_("Do you want to set this as "
"the system-wide default printer?"),
_("Set as the _system-wide "
"default printer"),
_("_Clear my personal default setting"),
_("Set as my _personal default printer"))
def set_default_printer (self, name):
printer = self.printers[name]
reload = False
self.cups._begin_operation (_("setting default printer"))
try:
reload = printer.setAsDefault ()
except cups.HTTPError as e:
(s,) = e.args
show_HTTP_Error (s, self.PrintersWindow)
self.cups._end_operation ()
return
except cups.IPPError as e:
(e, msg) = e.args
show_IPP_Error(e, msg, self.PrintersWindow)
self.cups._end_operation ()
return
self.cups._end_operation ()
# Now reconnect in case the server needed to reload. This may
# happen if we replaced the lpoptions file.
if reload:
self.reconnect ()
try:
self.populateList()
except cups.HTTPError as e:
(s,) = e.args
self.cups = None
self.setConnected()
self.populateList()
show_HTTP_Error(s, self.PrintersWindow)
# Quit
def on_quit_activate(self, widget, event=None):
if self.populateList_timer:
GLib.source_remove (self.populateList_timer)
self.populateList_timer = None
if self.monitor:
self.monitor.cleanup ()
while len (self.jobviewers) > 0:
# this will call on_jobviewer_exit
self.jobviewers[0].on_delete_event ()
self.propertiesDlg.destroy ()
self.newPrinterGUI.destroy ()
Gtk.main_quit()
del self.mainlist
del self.printers
# Rename
def is_rename_possible (self, name):
jobs = self.printers[name].jobsQueued (limit=1)
if len (jobs) > 0:
show_error_dialog (_("Cannot Rename"),
_("There are queued jobs."),
parent=self.PrintersWindow)
return False
return True
def rename_confirmed_by_user (self, name):
"""
Renaming deletes job history. So if we have some completed jobs,
inform the user and let him confirm the renaming.
"""
preserved_jobs = self.printers[name].jobsPreserved(limit=1)
if len (preserved_jobs) > 0:
dialog = Gtk.MessageDialog (parent=self.PrintersWindow,
modal=True, destroy_with_parent=True,
message_type=Gtk.MessageType.WARNING,
buttons=Gtk.ButtonsType.OK_CANCEL,
text=_("Renaming will lose history"))
dialog.format_secondary_text (_("Completed jobs will no longer "
"be available for re-printing."))
result = dialog.run()
dialog.destroy ()
if result == Gtk.ResponseType.CANCEL:
return False
return True
def on_rename_activate(self, *UNUSED):
tuple = self.dests_iconview.get_cursor ()
if tuple is None:
return
(res, path, cell) = tuple
if path is None:
# Printer removed?
return
if type (cell) != Gtk.CellRendererText:
cells = self.dests_iconview.get_cells ()
for cell in cells:
if type (cell) == Gtk.CellRendererText:
break
if type (cell) != Gtk.CellRendererText:
return
model = self.dests_iconview.get_model ()
iter = model.get_iter (path)
name = model.get_value (iter, 2)
if not self.is_rename_possible (name):
return
if not self.rename_confirmed_by_user (name):
return
cell.set_property ('editable', True)
ids = []
ids.append (cell.connect ('editing-started',
self.printer_name_edit_start))
ids.append (cell.connect ('editing-canceled',
self.printer_name_edit_cancel))
self.rename_sigids = ids
self.rename_entry_sigids = []
self.dests_iconview.set_cursor (path, cell, True)
def printer_name_edit_start (self, cell, editable, path):
debugprint ("editing-started with cell=%s, editable=%s" %
(repr (cell),
repr (editable)))
if isinstance(editable, Gtk.Entry):
id = editable.connect('changed', self.printer_name_editing)
self.rename_entry_sigids.append ((editable, id))
model = self.dests_iconview.get_model ()
iter = model.get_iter (path)
name = model.get_value (iter, 2)
id = editable.connect('editing-done',
self.printer_name_editing_done,
cell, name)
self.rename_entry_sigids.append ((editable, id))
def printer_name_editing (self, entry):
newname = origname = entry.get_text()
newname = newname.replace("/", "")
newname = newname.replace("#", "")
newname = newname.replace(" ", "")
if origname != newname:
debugprint ("removed disallowed character %s" % origname[-1])
entry.set_text(newname)
def printer_name_editing_done (self, entry, cell, name):
debugprint (repr (cell))
newname = entry.get_text ()
debugprint ("edited: %s -> %s" % (name, newname))
try:
self.rename_printer (name, newname)
finally:
cell.stop_editing (False)
cell.set_property ('editable', False)
for id in self.rename_sigids:
cell.disconnect (id)
for obj, id in self.rename_entry_sigids:
obj.disconnect (id)
def printer_name_edit_cancel (self, cell):
debugprint ("editing-canceled (%s)" % repr (cell))
cell.stop_editing (True)
cell.set_property ('editable', False)
for id in self.rename_sigids:
cell.disconnect (id)
for obj, id in self.rename_entry_sigids:
obj.disconnect (id)
def rename_printer (self, old_name, new_name):
if old_name.lower() == new_name.lower():
return
try:
self.propertiesDlg.load (old_name,
host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow)
except RuntimeError:
# Perhaps cupsGetPPD2 failed for a browsed printer
pass
except cups.IPPError as e:
(e, m) = e.args
show_IPP_Error (e, m, self.PrintersWindow)
self.populateList ()
return
if not self.is_rename_possible (old_name):
return
self.cups._begin_operation (_("renaming printer"))
rejecting = self.propertiesDlg.printer.rejecting
if not rejecting:
try:
self.propertiesDlg.printer.setAccepting (False)
if not self.is_rename_possible (old_name):
self.propertiesDlg.printer.setAccepting (True)
self.cups._end_operation ()
return
except cups.IPPError as e:
(e, msg) = e.args
show_IPP_Error (e, msg, self.PrintersWindow)
self.cups._end_operation ()
return
if self.duplicate_printer (new_name):
# Failure.
self.monitor.update ()
# Restore original accepting/rejecting state.
if not rejecting and self.propertiesDlg.printer:
try:
self.propertiesDlg.printer.name = old_name
self.propertiesDlg.printer.setAccepting (True)
except cups.HTTPError as e:
(s,) = e.args
show_HTTP_Error (s, self.PrintersWindow)
except cups.IPPError as e:
(e, msg) = e.args
show_IPP_Error (e, msg, self.PrintersWindow)
self.cups._end_operation ()
self.populateList ()
return
if not self.propertiesDlg.printer:
self.cups._end_operation ()
self.populateList ()
return
# Restore rejecting state.
if not rejecting:
try:
self.propertiesDlg.printer.setAccepting (True)
except cups.HTTPError as e:
(s,) = e.args
show_HTTP_Error (s, self.PrintersWindow)
# Not fatal.
except cups.IPPError as e:
(e, msg) = e.args
show_IPP_Error (e, msg, self.PrintersWindow)
# Not fatal.
# Fix up default printer.
if self.default_printer == old_name:
reload = False
try:
reload = self.propertiesDlg.printer.setAsDefault ()
except cups.HTTPError as e:
(s,) = e.args
show_HTTP_Error (s, self.PrintersWindow)
# Not fatal.
except cups.IPPError as e:
(e, msg) = e.args
show_IPP_Error (e, msg, self.PrintersWindow)
# Not fatal.
if reload:
self.reconnect ()
# Finally, delete the old printer.
try:
self.cups.deletePrinter (old_name)
except cups.HTTPError as e:
(s,) = e.args
show_HTTP_Error (s, self.PrintersWindow)
# Not fatal
except cups.IPPError as e:
(e, msg) = e.args
show_IPP_Error (e, msg, self.PrintersWindow)
# Not fatal.
self.cups._end_operation ()
# ..and select the new printer.
def select_new_printer (model, path, iter, UNUSED):
name = model.get_value (iter, 2)
if name == new_name:
self.dests_iconview.select_path (path)
self.populateList ()
model = self.dests_iconview.get_model ()
model.foreach (select_new_printer, None)
# Duplicate
def duplicate_printer (self, new_name):
self.propertiesDlg.printer.name = new_name
self.propertiesDlg.printer.class_members = [] # for classes make sure all members
# will get added
ret = self.propertiesDlg.save_printer(self.propertiesDlg.printer,
saveall=True,
parent=self.PrintersWindow)
return ret
def on_duplicate_activate(self, *UNUSED):
iconview = self.dests_iconview
paths = iconview.get_selected_items ()
model = self.dests_iconview.get_model ()
iter = model.get_iter (paths[0])
name = model.get_value (iter, 2)
self.entDuplicateName.set_text(name)
self.NewPrinterName.set_transient_for (self.PrintersWindow)
result = self.NewPrinterName.run()
self.NewPrinterName.hide()
if result == Gtk.ResponseType.CANCEL:
return
try:
self.propertiesDlg.load (name,
host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow)
except RuntimeError:
# Perhaps cupsGetPPD2 failed for a browsed printer
pass
except cups.IPPError as e:
(e, m) = e.args
show_IPP_Error (e, m, self.PrintersWindow)
self.populateList ()
return
self.duplicate_printer (self.entDuplicateName.get_text ())
self.monitor.update ()
def on_entDuplicateName_changed(self, widget):
# restrict
text = widget.get_text()
new_text = text
new_text = new_text.replace("/", "")
new_text = new_text.replace("#", "")
new_text = new_text.replace(" ", "")
if text!=new_text:
widget.set_text(new_text)
self.btnDuplicateOk.set_sensitive(
newprinter.checkNPName(self.printers, new_text))
# Delete
def on_delete_activate(self, *UNUSED):
self.delete_selected_printer_queues ()
def delete_selected_printer_queues (self):
paths = self.dests_iconview.get_selected_items ()
model = self.dests_iconview.get_model ()
to_delete = []
n = len (paths)
if n == 1:
itr = model.get_iter (paths[0])
obj = model.get_value (itr, 0)
name = model.get_value (itr, 2)
if obj.is_class:
message_format = (_("Really delete class '%s'?") % name)
else:
message_format = (_("Really delete printer '%s'?") % name)
to_delete.append (name)
else:
message_format = _("Really delete selected destinations?")
for path in paths:
itr = model.get_iter (path)
name = model.get_value (itr, 2)
to_delete.append (name)
dialog = Gtk.MessageDialog(parent=self.PrintersWindow,
modal=True, destroy_with_parent=True,
message_type=Gtk.MessageType.WARNING,
buttons=Gtk.ButtonsType.NONE,
text=message_format)
dialog.add_buttons (_("_Cancel"), Gtk.ResponseType.REJECT,
_("_Delete"), Gtk.ResponseType.ACCEPT)
dialog.set_default_response (Gtk.ResponseType.REJECT)
result = dialog.run()
dialog.destroy()
if result != Gtk.ResponseType.ACCEPT:
return
try:
for name in to_delete:
self.cups._begin_operation (_("deleting printer %s") % name)
self.cups.deletePrinter (name)
self.cups._end_operation ()
except cups.IPPError as e:
(e, msg) = e.args
self.cups._end_operation ()
show_IPP_Error(e, msg, self.PrintersWindow)
self.monitor.update ()
# Enable/disable
def on_enabled_activate(self, toggle_action):
if self.updating_widgets:
return
enable = toggle_action.get_active ()
iconview = self.dests_iconview
paths = iconview.get_selected_items ()
model = iconview.get_model ()
printers = []
for path in paths:
itr = model.get_iter (path)
printer = model.get_value (itr, 0)
printers.append (printer)
for printer in printers:
self.cups._begin_operation (_("modifying printer %s") % printer.name)
try:
printer.setEnabled (enable)
except cups.IPPError as e:
(e, m) = e.args
errordialogs.show_IPP_Error (e, m, self.PrintersWindow)
# Give up on this operation.
self.cups._end_operation ()
break
self.cups._end_operation ()
self.monitor.update ()
# Shared
def on_shared_activate(self, menuitem):
if self.updating_widgets:
return
share = menuitem.get_active ()
iconview = self.dests_iconview
paths = iconview.get_selected_items ()
model = iconview.get_model ()
printers = []
for path in paths:
itr = model.get_iter (path)
printer = model.get_value (itr, 0)
printers.append (printer)
success = False
for printer in printers:
self.cups._begin_operation (_("modifying printer %s")
% printer.name)
try:
printer.setShared (share)
success = True
except cups.IPPError as e:
(e, m) = e.args
show_IPP_Error(e, m, self.PrintersWindow)
self.cups._end_operation ()
# Give up on this operation.
break
self.cups._end_operation ()
if success and share:
if self.server_is_publishing is None:
# We haven't yet seen a server-is-sharing-printers attribute.
# Assuming CUPS 1.4, this means we haven't opened a
# properties dialog yet. Fetch the attributes now and
# look for it.
try:
printer.getAttributes ()
p = printer.other_attributes['server-is-sharing-printers']
self.server_is_publishing = p
except (cups.IPPError, KeyError):
pass
self.advise_publish ()
# For some reason CUPS doesn't give us a notification about
# printers changing 'shared' state, so refresh instead of
# update. We have to defer this to prevent signal problems.
self.defer_refresh ()
def advise_publish(self):
if not self.server_is_publishing:
show_info_dialog (_("Publish Shared Printers"),
_("Shared printers are not available "
"to other people unless the "
"'Publish shared printers' option is "
"enabled in the server settings."),
parent=self.PrintersWindow)
# Set As Default
def on_set_as_default_activate(self, *UNUSED):
iconview = self.dests_iconview
paths = iconview.get_selected_items ()
model = iconview.get_model ()
try:
iter = model.get_iter (paths[0])
except IndexError:
return
name = model.get_value (iter, 2)
self.set_system_or_user_default_printer (name)
def on_edit_activate (self, *UNUSED):
paths = self.dests_iconview.get_selected_items ()
self.dests_iconview_item_activated (self.dests_iconview, paths[0])
def on_create_class_activate (self, UNUSED):
paths = self.dests_iconview.get_selected_items ()
class_members = []
model = self.dests_iconview.get_model ()
for path in paths:
iter = model.get_iter (path)
name = model.get_value (iter, 2)
class_members.append (name)
if not self.newPrinterGUI.init ("class",
host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow):
self.monitor.update ()
return
out_model = self.newPrinterGUI.tvNCNotMembers.get_model ()
in_model = self.newPrinterGUI.tvNCMembers.get_model ()
iter = out_model.get_iter_first ()
while iter is not None:
next = out_model.iter_next (iter)
data = out_model.get (iter, 0)
if data[0] in class_members:
in_model.append (data)
out_model.remove (iter)
iter = next
def on_view_print_queue_activate (self, *UNUSED):
paths = self.dests_iconview.get_selected_items ()
if len (paths):
specific_dests = []
model = self.dests_iconview.get_model ()
for path in paths:
iter = model.get_iter (path)
name = model.get_value (iter, 2)
specific_dests.append (name)
viewer = jobviewer.JobViewer (None, None, my_jobs=False,
specific_dests=specific_dests,
parent=self.PrintersWindow)
viewer.connect ('finished', self.on_jobviewer_exit)
else:
viewer = jobviewer.JobViewer (None, None, my_jobs=False,
parent=self.PrintersWindow)
viewer.connect ('finished', self.on_jobviewer_exit)
self.jobviewers.append (viewer)
def on_jobviewer_exit (self, viewer):
try:
i = self.jobviewers.index (viewer)
del self.jobviewers[i]
except ValueError:
# This shouldn't happen, but does (bug #757520).
debugprint ("Jobviewer exited but not in list:\n"
"%s\n%s" % (repr (viewer), repr (self.jobviewers)))
def on_view_discovered_printers_activate (self, UNUSED):
self.populateList ()
def on_troubleshoot_activate(self, widget):
if 'troubleshooter' not in self.__dict__:
self.troubleshooter = troubleshoot.run (self.on_troubleshoot_quit)
def on_troubleshoot_quit(self, troubleshooter):
del self.troubleshooter
def sensitise_main_window_widgets (self, sensitive=True):
self.dests_iconview.set_sensitive (sensitive)
self.btnNew.set_sensitive (sensitive)
self.btnAddFirstPrinter.set_sensitive (sensitive)
self.refreshbutton.set_sensitive (sensitive)
self.view_discovered_printers.set_sensitive (sensitive)
self.search_entry.set_sensitive (sensitive)
for action in ["/connect-to-server",
"/server-settings",
"/new-printer",
"/new-class",
"/rename-printer",
"/duplicate-printer",
"/delete-printer",
"/set-default-printer",
"/edit-printer",
"/create-class",
"/enable-printer",
"/share-printer",
"/filter-name",
"/filter-description",
"/filter-location",
"/filter-manufacturer"]:
self.ui_manager.get_action (action).set_sensitive (sensitive)
self.polkit_permission_changed (None, None)
def desensitise_main_window_widgets (self):
self.sensitise_main_window_widgets (False)
# About dialog
def on_about_activate(self, widget):
self.AboutDialog.set_transient_for (self.PrintersWindow)
self.AboutDialog.run()
self.AboutDialog.hide()
##########################################################################
### Server settings
##########################################################################
### The "Problems?" clickable label
def on_problems_button_clicked (self, serversettings):
if 'troubleshooter' not in self.__dict__:
self.troubleshooter = troubleshoot.run (self.on_troubleshoot_quit,
parent=serversettings.get_dialog ())
# ====================================================================
# == New Printer Dialog ==============================================
# ====================================================================
def sensitise_new_printer_widgets(self, sensitive=True):
self.btnNew.set_sensitive (sensitive)
self.btnAddFirstPrinter.set_sensitive (sensitive)
self.ui_manager.get_action ("/new-printer").set_sensitive (sensitive)
self.ui_manager.get_action ("/new-class").set_sensitive (sensitive)
self.polkit_permission_changed (None, None)
def desensitise_new_printer_widgets(self):
self.sensitise_new_printer_widgets (False)
# new printer
def on_new_printer_activate(self, widget, *UNUSED):
busy (self.PrintersWindow)
self.desensitise_new_printer_widgets ()
if not self.newPrinterGUI.init("printer",
host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow):
self.sensitise_new_printer_widgets ()
self.monitor.update ()
ready (self.PrintersWindow)
# new class
def on_new_class_activate(self, widget, *UNUSED):
self.desensitise_new_printer_widgets ()
if not self.newPrinterGUI.init("class",
host=self.connect_server,
encryption=self.connect_encrypt,
parent=self.PrintersWindow):
self.sensitise_new_printer_widgets ()
self.monitor.update ()
def on_new_printer_not_added (self, obj):
self.sensitise_new_printer_widgets ()
def on_new_printer_added (self, obj, name):
debugprint ("New printer added: %s" % name)
self.sensitise_new_printer_widgets ()
self.populateList ()
if name not in self.printers:
# At this stage the printer has disappeared even though we
# only added it moments ago.
debugprint ("New printer disappeared")
return
# Now select it.
model = self.dests_iconview.get_model ()
iter = model.get_iter_first ()
while iter is not None:
queue = model.get_value (iter, 2)
if queue == name:
path = model.get_path (iter)
self.dests_iconview.scroll_to_path (path, True, 0.5, 0.5)
self.dests_iconview.unselect_all ()
self.dests_iconview.set_cursor (path=path, cell=None,
start_editing=False)
self.dests_iconview.select_path (path)
break
iter = model.iter_next (iter)
# Any missing drivers?
self.propertiesDlg.load (name)
if (self.propertiesDlg.ppd and
not (self.propertiesDlg.printer.discovered or
self.propertiesDlg.printer.remote)):
try:
self.checkDriverExists (self.PrintersWindow, name,
ppd=self.propertiesDlg.ppd)
except:
nonfatalException()
# Finally, suggest printing a test page.
if self.propertiesDlg.ppd:
q = Gtk.MessageDialog (parent=self.PrintersWindow,
modal=True, destroy_with_parent=True,
message_type=Gtk.MessageType.QUESTION,
buttons=Gtk.ButtonsType.NONE,
text=_("Would you like to print a test page?"))
q.add_buttons (Gtk.STOCK_CANCEL, Gtk.ResponseType.NO,
_("Print Test Page"), Gtk.ResponseType.YES)
response = q.run ()
q.destroy ()
if response == Gtk.ResponseType.YES:
self.propertiesDlg.dialog.hide ()
properties_shown = False
try:
# Load the printer details but hide the properties dialog.
self.display_properties_dialog_for (name)
properties_shown = True
except RuntimeError:
pass
if properties_shown:
# Click the test button.
self.propertiesDlg.btnPrintTestPage.clicked ()
## Service start-up
def on_start_service_clicked (self, button):
button.set_sensitive (False)
self.servicestart.start (reply_handler=self.on_start_service_reply,
error_handler=self.on_start_service_reply)
def on_start_service_reply (self, *args):
GLib.timeout_add_seconds (1, self.service_started_try)
def service_started_try (self):
Gdk.threads_enter ()
try:
self.on_btnRefresh_clicked (None)
finally:
Gdk.threads_leave ()
GLib.timeout_add_seconds (1, self.service_started_retry)
return False
def service_started_retry (self):
if not self.cups:
Gdk.threads_enter ()
try:
self.on_btnRefresh_clicked (None)
self.btnStartService.set_sensitive (True)
finally:
Gdk.threads_leave ()
return False
def checkDriverExists(self, parent, name, ppd=None):
"""Check that the driver for an existing queue actually
exists, and prompt to install the appropriate package
if not.
ppd: cups.PPD object, if already created"""
# Is this queue on the local machine? If not, we can't check
# anything at all.
server = cups.getServer ()
if not (self.connect_server == 'localhost' or
self.connect_server[0] == '/'):
return
# Fetch the PPD if we haven't already.
if not ppd:
try:
filename = self.cups.getPPD(name)
except cups.IPPError as e:
(e, msg) = e.args
if e == cups.IPP_NOT_FOUND:
# This is a raw queue. Nothing to check.
return
else:
self.show_IPP_Error(e, msg)
return
ppd = cups.PPD(filename)
os.unlink(filename)
(pkgs, exes) = cupshelpers.missingPackagesAndExecutables (ppd)
if len (pkgs) > 0 or len (exes) > 0:
# We didn't find a necessary executable. Complain.
can_install = False
if len (pkgs) > 0:
try:
pk = installpackage.PackageKit ()
can_install = True
except:
pass
if can_install and len (pkgs) > 0:
pkg = pkgs[0]
install_text = ('<span weight="bold" size="larger">' +
_('Install driver') + '</span>\n\n' +
_("Printer '%s' requires the %s package but "
"it is not currently installed.")
% (name, pkg))
dialog = self.InstallDialog
self.lblInstall.set_markup(install_text)
dialog.set_transient_for (parent)
response = dialog.run ()
dialog.hide ()
if response == Gtk.ResponseType.OK:
# Install the package.
try:
pk.InstallPackageName (0, 0, pkg)
except:
pass # should handle error
else:
show_error_dialog (_('Missing driver'),
_("Printer '%s' requires the '%s' program "
"but it is not currently installed. "
"Please install it before using this "
"printer.") %
(name,
(exes + pkgs)[0]),
parent)
def on_printer_modified (self, obj, name, ppd_has_changed):
debugprint ("Printer modified by user: %s" % name)
# Load information about the printer,
# e.g. self.propertiesDlg.server_side_options and self.propertiesDlg.ppd
# (both used below).
self.propertiesDlg.load (name)
if self.propertiesDlg.ppd:
try:
self.checkDriverExists (self.propertiesDlg.dialog,
name, ppd=self.propertiesDlg.ppd)
except:
nonfatalException()
# Also check to see whether the media option has become
# invalid. This can happen if it had previously been
# explicitly set to a page size that is not offered with
# the new PPD (see bug #441836).
try:
option = self.propertiesDlg.server_side_options['media']
if option.get_current_value () is None:
debugprint ("Invalid media option: resetting")
option.reset ()
self.propertiesDlg.changed.add (option)
self.propertiesDlg.save_printer (self.printer)
except KeyError:
pass
except:
nonfatalException()
def defer_refresh (self):
def deferred_refresh ():
self.populateList_timer = None
Gdk.threads_enter ()
try:
self.populateList (prompt_allowed=False)
finally:
Gdk.threads_leave ()
return False
if self.populateList_timer:
GLib.source_remove (self.populateList_timer)
self.populateList_timer = GLib.timeout_add (200, deferred_refresh)
debugprint ("Deferred populateList by 200ms")
## Monitor signal helpers
def printer_added_or_removed (self):
# Just fetch the list of printers again. This is too simplistic.
self.defer_refresh ()
## Monitor signal handlers
def printer_added (self, mon, printer):
self.printer_added_or_removed ()
def printer_event (self, mon, printer, eventname, event):
if printer in self.printers:
self.printers[printer].update (**event)
self.dests_iconview_selection_changed (self.dests_iconview)
self.printer_added_or_removed ()
def printer_removed (self, mon, printer):
self.printer_added_or_removed ()
def cups_connection_error (self, mon):
self.cups = None
self.setConnected ()
self.populateList (prompt_allowed=False)
def cups_connection_recovered (self, mon):
debugprint ("Trying to recover connection")
GLib.idle_add (self.service_started_try)
def main(show_jobs):
cups.setUser (os.environ.get ("CUPS_USER", cups.getUser()))
Gdk.threads_init ()
from dbus.glib import DBusGMainLoop
DBusGMainLoop (set_as_default=True)
if show_jobs:
viewer = jobviewer.JobViewer (None, None, my_jobs=False,
specific_dests=[show_jobs])
viewer.connect ('finished', Gtk.main_quit)
else:
mainwindow = GUI()
Gdk.threads_enter ()
try:
Gtk.main()
finally:
Gdk.threads_leave ()
if __name__ == "__main__":
import getopt
try:
opts, args = getopt.gnu_getopt (sys.argv[1:], '',
['debug', 'show-jobs='])
except getopt.GetoptError:
show_help ()
sys.exit (1)
show_jobs = False
for opt, optarg in opts:
if opt == '--debug':
set_debugging (True)
cupshelpers.set_debugprint_fn (debugprint)
elif opt == '--show-jobs':
show_jobs = optarg
main(show_jobs)
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