Viewing file:  userdefault.py (6 KB) -rw-r--r--
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#!/usr/bin/env python
## Copyright (C) 2006, 2007, 2008, 2010 Red Hat, Inc.
## Author: Tim Waugh <twaugh@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., 675 Mass Ave, Cambridge, MA 02139, USA.
import gtk
import os
import subprocess
class UserDefaultPrinter:
def __init__ (self):
try:
lpoptions = os.environ["HOME"]
except KeyError:
try:
lpoptions = "/home/" + os.environ["USER"]
except KeyError:
lpoptions = None
if lpoptions:
lpoptions += "/.cups/lpoptions"
self.lpoptions = lpoptions
def clear (self):
if not self.lpoptions:
return
try:
opts = file (self.lpoptions).readlines ()
except IOError:
return
for i in range (len (opts)):
if opts[i].startswith ("Default "):
opts[i] = "Dest " + opts[i][8:]
file (self.lpoptions, "w").writelines (opts)
def get (self):
if not self.lpoptions:
return None
try:
opts = file (self.lpoptions).readlines ()
except IOError:
return None
for i in range (len (opts)):
if opts[i].startswith ("Default "):
rest = opts[i][8:]
slash = rest.find ("/")
if slash != -1:
space = rest[:slash].find (" ")
else:
space = rest.find (" ")
return rest[:space]
return None
def set (self, default):
p = subprocess.Popen ([ "lpoptions", "-d", default ],
close_fds=True,
stdin=file ("/dev/null"),
stdout=file ("/dev/null", "w"),
stderr=subprocess.PIPE)
(stdout, stderr) = p.communicate ()
exitcode = p.wait ()
if exitcode != 0:
raise RuntimeError (exitcode, stderr.strip ())
return
def __repr__ (self):
return "<UserDefaultPrinter (%s)>" % repr (self.get ())
class UserDefaultPrompt:
def __init__ (self,
set_default_fn,
refresh_fn,
name,
title,
parent,
primarylabel,
systemwidelabel,
clearpersonallabel,
personallabel):
self.set_default_fn = set_default_fn
self.refresh_fn = refresh_fn
self.name = name
dialog = gtk.Dialog (title,
parent,
gtk.DIALOG_MODAL |
gtk.DIALOG_DESTROY_WITH_PARENT |
gtk.DIALOG_NO_SEPARATOR,
(gtk.STOCK_CANCEL, gtk.RESPONSE_CANCEL,
gtk.STOCK_OK, gtk.RESPONSE_OK))
dialog.set_default_response (gtk.RESPONSE_OK)
dialog.set_border_width (6)
dialog.set_resizable (False)
hbox = gtk.HBox (False, 12)
hbox.set_border_width (6)
image = gtk.Image ()
image.set_from_stock (gtk.STOCK_DIALOG_QUESTION, gtk.ICON_SIZE_DIALOG)
image.set_alignment (0.0, 0.0)
hbox.pack_start (image, False, False, 0)
vboxouter = gtk.VBox (False, 6)
primary = gtk.Label ()
primary.set_markup ('<span weight="bold" size="larger">' +
primarylabel + '</span>')
primary.set_line_wrap (True)
primary.set_alignment (0.0, 0.0)
vboxouter.pack_start (primary, False, False, 0)
vboxradio = gtk.VBox (False, 0)
systemwide = gtk.RadioButton (label=systemwidelabel)
vboxradio.pack_start (systemwide, False, False, 0)
clearpersonal = gtk.CheckButton (clearpersonallabel)
alignment = gtk.Alignment (0, 0, 0, 0)
alignment.set_padding (0, 0, 12, 0)
alignment.add (clearpersonal)
vboxradio.pack_start (alignment)
vboxouter.pack_start (vboxradio, False, False, 0)
personal = gtk.RadioButton (group=systemwide,
label=personallabel)
vboxouter.pack_start (personal, False, False, 0)
hbox.pack_start (vboxouter, False, False, 0)
dialog.vbox.pack_start (hbox, False, False, 0)
systemwide.set_active (True)
clearpersonal.set_active (True)
self.userdef = UserDefaultPrinter ()
clearpersonal.set_sensitive (self.userdef.get () != None)
self.systemwide = systemwide
self.clearpersonal = clearpersonal
self.personal = personal
systemwide.connect ("toggled", self.on_toggled)
dialog.connect ("response", self.on_response)
dialog.show_all ()
def on_toggled (self, button):
self.clearpersonal.set_sensitive (self.userdef.get () != None and
self.systemwide.get_active ())
def on_response (self, dialog, response_id):
if response_id != gtk.RESPONSE_OK:
dialog.destroy ()
return
if self.systemwide.get_active ():
if self.clearpersonal.get_active ():
self.userdef.clear ()
self.set_default_fn (self.name)
else:
try:
self.userdef.set (self.name)
except Exception, e:
print "Error setting default: %s" % repr (e)
self.refresh_fn ()
dialog.destroy ()
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