/usr/share/system-config-printer/optionwidgets.py is in system-config-printer-gnome 1.3.8+20120201-0ubuntu8.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 | ## system-config-printer
## Copyright (C) 2006, 2007, 2008, 2009 Red Hat, Inc.
## Copyright (C) 2006 Florian Festi <ffesti@redhat.com>
## Copyright (C) 2007, 2008, 2009 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
import gtk
import cups
from gettext import gettext as _
import ppdippstr
def OptionWidget(option, ppd, gui, tab_label=None):
"""Factory function"""
ui = option.ui
if (ui == cups.PPD_UI_BOOLEAN and
len (option.choices) != 2):
# This option is advertised as a Boolean but in fact has more
# than two choices.
print "Treating Boolean option %s as PickOne" % option.keyword
ui = cups.PPD_UI_PICKONE
if ui == cups.PPD_UI_BOOLEAN:
return OptionBool(option, ppd, gui, tab_label=tab_label)
elif ui == cups.PPD_UI_PICKONE:
return OptionPickOne(option, ppd, gui, tab_label=tab_label)
elif ui == cups.PPD_UI_PICKMANY:
return OptionPickMany(option, ppd, gui, tab_label=tab_label)
# ---------------------------------------------------------------------------
class Option:
def __init__(self, option, ppd, gui, tab_label=None):
self.option = option
self.ppd = ppd
self.gui = gui
self.enabled = True
self.tab_label = tab_label
vbox = gtk.VBox()
self.btnConflict = gtk.Button()
icon = gtk.image_new_from_stock(gtk.STOCK_DIALOG_WARNING,
gtk.ICON_SIZE_SMALL_TOOLBAR)
self.btnConflict.add(icon)
self.btnConflict.set_no_show_all(True) #avoid the button taking
# over control again
vbox.add(self.btnConflict) # vbox reserves space while button
#vbox.set_size_request(32, 28) # is hidden
self.conflictIcon = vbox
self.btnConflict.connect("clicked", self.on_btnConflict_clicked)
icon.show()
self.constraints = [c for c in ppd.constraints
if (c.option1 == option.keyword or
c.option2 == option.keyword)]
#for c in self.constraints:
# if not c.choice1 or not c.choice2:
# print c.option1, repr(c.choice1), c.option2, repr(c.choice2)
self.conflicts = set()
self.conflict_message = ""
def enable(self, enabled=True):
self.selector.set_sensitive (enabled)
self.enabled = enabled
def disable(self):
self.enable (False)
def is_enabled(self):
return self.enabled
def get_current_value(self):
raise NotImplemented
def is_changed(self):
return self.get_current_value()!= self.option.defchoice
def writeback(self):
#print repr(self.option.keyword), repr(self.get_current_value())
if self.enabled:
self.ppd.markOption(self.option.keyword, self.get_current_value())
def checkConflicts(self, update_others=True):
value = self.get_current_value()
for constraint in self.constraints:
if constraint.option1 == self.option.keyword:
option2 = self.gui.options.get(constraint.option2, None)
choice1 = constraint.choice1
choice2 = constraint.choice2
else:
option2 = self.gui.options.get(constraint.option1, None)
choice1 = constraint.choice2
choice2 = constraint.choice1
if option2 is None: continue
def matches (constraint_choice, value):
if constraint_choice != '':
return constraint_choice == value
return value not in ['None', 'False', 'Off']
if (matches (choice1, value) and
matches (choice2, option2.get_current_value())):
# conflict
self.conflicts.add(constraint)
if update_others:
option2.checkConflicts(update_others=False)
elif constraint in self.conflicts:
# remove conflict
self.conflicts.remove(constraint)
option2.checkConflicts(update_others=False)
tooltip = [_("Conflicts with:")]
conflicting_options = dict()
for c in self.conflicts:
if c.option1 == self.option.keyword:
option = self.gui.options.get(c.option2)
else:
option = self.gui.options.get(c.option1)
conflicting_options[option.option.keyword] = option
for option in conflicting_options.values ():
opt = option.option.text
val = option.get_current_value ()
for choice in option.option.choices:
if choice['choice'] == val:
val = ppdippstr.ppd.get (choice['text'])
tooltip.append ("%s: %s" % (opt, val))
tooltip = "\n".join(tooltip)
self.conflict_message = tooltip # XXX more verbose
if self.conflicts:
self.btnConflict.set_tooltip_text (tooltip)
self.btnConflict.show()
else:
self.btnConflict.hide()
self.gui.option_changed(self)
return self.conflicts
def on_change(self, widget):
self.checkConflicts()
def on_btnConflict_clicked(self, button):
parent = self.btnConflict
while parent != None and not isinstance (parent, gtk.Window):
parent = parent.get_parent ()
dialog = gtk.MessageDialog (parent,
gtk.DIALOG_DESTROY_WITH_PARENT |
gtk.DIALOG_MODAL,
gtk.MESSAGE_WARNING,
gtk.BUTTONS_CLOSE,
self.conflict_message)
dialog.run()
dialog.destroy()
# ---------------------------------------------------------------------------
class OptionBool(Option):
def __init__(self, option, ppd, gui, tab_label=None):
self.selector = gtk.CheckButton(ppdippstr.ppd.get (option.text))
self.label = None
self.false = u"False" # hack to allow "None" instead of "False"
self.true = u"True"
for c in option.choices:
if c["choice"] in ("None", "False", "Off"):
self.false = c["choice"]
if c["choice"] in ("True", "On"):
self.true = c["choice"]
self.selector.set_active(option.defchoice == self.true)
self.selector.set_alignment(0.0, 0.5)
self.selector.connect("toggled", self.on_change)
Option.__init__(self, option, ppd, gui, tab_label=tab_label)
def get_current_value(self):
return (self.false, self.true)[self.selector.get_active()]
# ---------------------------------------------------------------------------
class OptionPickOne(Option):
widget_name = "OptionPickOne"
def __init__(self, option, ppd, gui, tab_label=None):
self.selector = gtk.combo_box_new_text()
#self.selector.set_alignment(0.0, 0.5)
label = ppdippstr.ppd.get (option.text)
if not label.endswith (':'):
label += ':'
self.label = gtk.Label(label)
self.label.set_alignment(0.0, 0.5)
selected = None
for nr, choice in enumerate(option.choices):
self.selector.append_text(ppdippstr.ppd.get (choice['text']))
if option.defchoice == choice['choice']:
selected = nr
if selected is not None:
self.selector.set_active(selected)
else:
print option.text, "unknown value:", option.defchoice
self.selector.connect("changed", self.on_change)
Option.__init__(self, option, ppd, gui, tab_label=tab_label)
def get_current_value(self):
return self.option.choices[self.selector.get_active()]['choice']
# ---------------------------------------------------------------------------
class OptionPickMany(OptionPickOne):
widget_name = "OptionPickMany"
def __init__(self, option, ppd, gui, tab_label=None):
raise NotImplemented
Option.__init__(self, option, ppd, gui, tab_label=tab_label)
|