wifiradar/gui/g2/__init__.py

   1 #!/usr/bin/python
   2 # -*- coding: utf-8 -*-
   3 #
   4 #   gui/g2/__init__.py - collection of classes for main UI with PyGTK
   5 #
   6 #   Part of WiFi Radar: A utility for managing WiFi profiles on GNU/Linux.
   7 #
   8 #   Copyright (C) 2004-2005 Ahmad Baitalmal <ahmad@baitalmal.com>
   9 #   Copyright (C) 2005 Nicolas Brouard <nicolas.brouard@mandrake.org>
  10 #   Copyright (C) 2005-2009 Brian Elliott Finley <brian@thefinleys.com>
  11 #   Copyright (C) 2006 David Decotigny <com.d2@free.fr>
  12 #   Copyright (C) 2006 Simon Gerber <gesimu@gmail.com>
  13 #   Copyright (C) 2006-2007 Joey Hurst <jhurst@lucubrate.org>
  14 #   Copyright (C) 2012 Anari Jalakas <anari.jalakas@gmail.com>
  15 #   Copyright (C) 2006, 2009 Ante Karamatic <ivoks@ubuntu.com>
  16 #   Copyright (C) 2009-2010,2014 Sean Robinson <seankrobinson@gmail.com>
  17 #   Copyright (C) 2010 Prokhor Shuchalov <p@shuchalov.ru>
  18 #
  19 #   This program is free software; you can redistribute it and/or modify
  20 #   it under the terms of the GNU General Public License as published by
  21 #   the Free Software Foundation; version 2 of the License.
  22 #
  23 #   This program is distributed in the hope that it will be useful,
  24 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
  25 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  26 #   GNU General Public License in LICENSE.GPL for more details.
  27 #
  28 #   You should have received a copy of the GNU General Public License
  29 #   along with this program; if not, write to the Free Software
  30 #   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  31 #
  32
  33
  34 import errno
  35 import logging
  36 import sys
  37
  38 import glib
  39 import gtk
  40
  41 from wifiradar.config import make_section_name
  42 import wifiradar.connections as connections
  43 from wifiradar.misc import _, PipeError, get_new_profile
  44 from wifiradar.pubsub import Message
  45 from . import prefs
  46 from . import profile as profile_ed
  47 from . import transients
  48
  49 # create a logger
  50 logger = logging.getLogger(__name__)
  51
  52
  53 # Create a bunch of icons from files in the package.
  54 known_profile_icon = gtk.gdk.pixbuf_new_from_file("pixmaps/known_profile.png")
  55 unknown_profile_icon = gtk.gdk.pixbuf_new_from_file("pixmaps/unknown_profile.png")
  56 signal_none_pb = gtk.gdk.pixbuf_new_from_file("pixmaps/signal_none.xpm")
  57 signal_low_pb = gtk.gdk.pixbuf_new_from_file("pixmaps/signal_low.xpm")
  58 signal_barely_pb = gtk.gdk.pixbuf_new_from_file("pixmaps/signal_barely.xpm")
  59 signal_ok_pb = gtk.gdk.pixbuf_new_from_file("pixmaps/signal_ok.xpm")
  60 signal_best_pb = gtk.gdk.pixbuf_new_from_file("pixmaps/signal_best.xpm")
  61
  62 def pixbuf_from_known(known):
  63     """ Return a :class:`gtk.gdk.Pixbuf` icon to represent :data:`known`.
  64         Any true :data:`known` value returns the icon showing previous
  65         familiarity.
  66     """
  67     if known:
  68         return known_profile_icon
  69     return unknown_profile_icon
  70
  71 def pixbuf_from_signal(signal):
  72     """ Return a :class:`gtk.gdk.Pixbuf` icon to indicate the :data:`signal`
  73         level.  :data:`signal` is as reported by iwlist (may be arbitrary
  74         scale in 0-100 or -X dBm)
  75     """
  76     signal = int(signal)
  77     # Shift signal up by 80 to convert dBm scale to arbitrary scale.
  78     if signal < 0:
  79         signal = signal + 80
  80     # Find an icon...
  81     if signal < 3:
  82         return signal_none_pb
  83     elif signal < 12:
  84         return signal_low_pb
  85     elif signal < 20:
  86         return signal_barely_pb
  87     elif signal < 35:
  88         return signal_ok_pb
  89     elif signal >= 35:
  90         return signal_best_pb
  91
  92 def start(ui_pipe):
  93     """ Function to boot-strap the UI.  :data:`ui_pipe` is one half of a
  94         :class:`multiprocessing.Pipe` which will be given to the main UI
  95         element for intra-app communication.
  96     """
  97     gtk.gdk.threads_init()
  98     ui = RadarWindow(ui_pipe)
  99     ui.run()
 100     with gtk.gdk.lock:
 101         gtk.main()
 102
 103
 104 class RadarWindow(gtk.Dialog, object):
 105     def __init__(self, msg_pipe):
 106         """ Create a new RadarWindow wanting to communicate through
 107             :data:`msg_pipe`, a :class:`multiprocessing.Connection`.
 108         """
 109         gtk.Dialog.__init__(self, 'WiFi Radar', None, gtk.DIALOG_MODAL)
 110         self.msg_pipe = msg_pipe
 111
 112         self.icon = gtk.gdk.pixbuf_new_from_file("pixmaps/wifi-radar.png")
 113
 114         self.set_icon(self.icon)
 115         self.set_border_width(10)
 116         self.set_size_request(550, 300)
 117         self.connect('delete_event', self.delete_event)
 118         # let's create all our widgets
 119         self.current_network = gtk.Label()
 120         self.current_network.set_property('justify', gtk.JUSTIFY_CENTER)
 121         self.current_network.show()
 122         self.close_button = gtk.Button(_('Close'), gtk.STOCK_CLOSE)
 123         self.close_button.show()
 124         self.close_button.connect('clicked', self.delete_event, None)
 125         self.about_button = gtk.Button(_('About'), gtk.STOCK_ABOUT)
 126         self.about_button.show()
 127         self.about_button.connect('clicked', self.show_about_info, None)
 128         self.preferences_button = gtk.Button(_('Preferences'), gtk.STOCK_PREFERENCES)
 129         self.preferences_button.show()
 130         self.preferences_button.connect('clicked', self.request_preferences_edit)
 131         #                           essid  bssid  known_icon      known  available  wep_icon  signal_level    mode  protocol  channel
 132         self.pstore = gtk.ListStore(str,   str,   gtk.gdk.Pixbuf, bool,  bool,      str,      gtk.gdk.Pixbuf, str,  str,      str)
 133         self.plist = gtk.TreeView(self.pstore)
 134         # The icons column, known and encryption
 135         self.pix_cell = gtk.CellRendererPixbuf()
 136         self.wep_cell = gtk.CellRendererPixbuf()
 137         self.icons_cell = gtk.CellRendererText()
 138         self.icons_col = gtk.TreeViewColumn()
 139         self.icons_col.pack_start(self.pix_cell, False)
 140         self.icons_col.pack_start(self.wep_cell, False)
 141         self.icons_col.add_attribute(self.pix_cell, 'pixbuf', 2)
 142         self.icons_col.add_attribute(self.wep_cell, 'stock-id', 5)
 143         self.plist.append_column(self.icons_col)
 144         # The AP column
 145         self.ap_cell = gtk.CellRendererText()
 146         self.ap_col = gtk.TreeViewColumn(_('Access Point'))
 147         self.ap_col.pack_start(self.ap_cell, True)
 148         self.ap_col.set_cell_data_func(self.ap_cell, self._set_ap_col_value)
 149         self.plist.append_column(self.ap_col)
 150         # The signal column
 151         self.sig_cell = gtk.CellRendererPixbuf()
 152         self.signal_col = gtk.TreeViewColumn(_('Signal'))
 153         self.signal_col.pack_start(self.sig_cell, True)
 154         self.signal_col.add_attribute(self.sig_cell, 'pixbuf', 6)
 155         self.plist.append_column(self.signal_col)
 156         # The mode column
 157         self.mode_cell = gtk.CellRendererText()
 158         self.mode_col = gtk.TreeViewColumn(_('Mode'))
 159         self.mode_col.pack_start(self.mode_cell, True)
 160         self.mode_col.add_attribute(self.mode_cell, 'text', 7)
 161         self.plist.append_column(self.mode_col)
 162         # The protocol column
 163         self.prot_cell = gtk.CellRendererText()
 164         self.protocol_col = gtk.TreeViewColumn("802.11")
 165         self.protocol_col.pack_start(self.prot_cell, True)
 166         self.protocol_col.add_attribute(self.prot_cell, 'text', 8)
 167         self.plist.append_column(self.protocol_col)
 168         # The channel column
 169         self.channel_cell = gtk.CellRendererText()
 170         self.channel_col = gtk.TreeViewColumn(_('Channel'))
 171         self.channel_col.pack_start(self.channel_cell, True)
 172         self.channel_col.add_attribute(self.channel_cell, 'text', 9)
 173         self.plist.append_column(self.channel_col)
 174         # DnD Ordering
 175         self.plist.set_reorderable(True)
 176         # detect d-n-d of AP in round-about way, since rows-reordered does not work as advertised
 177         self.pstore.connect('row-deleted', self.update_auto_profile_order)
 178         # enable/disable buttons based on the selected network
 179         self.selected_network = self.plist.get_selection()
 180         self.selected_network.connect('changed', self.on_network_selection, None)
 181         # the list scroll bar
 182         sb = gtk.VScrollbar(self.plist.get_vadjustment())
 183         sb.show()
 184         self.plist.show()
 185         # Add New button
 186         self.new_button = gtk.Button(_('_New'))
 187         self.new_button.connect('clicked', self.create_new_profile)
 188         self.new_button.show()
 189         # Add Configure button
 190         self.edit_button = gtk.Button(_('C_onfigure'))
 191         self.edit_button.connect('clicked', self.request_profile_edit)
 192         self.edit_button.show()
 193         self.edit_button.set_sensitive(False)
 194         # Add Delete button
 195         self.delete_button = gtk.Button(_('_Delete'))
 196         self.delete_button.connect('clicked', self.request_profile_delete)
 197         self.delete_button.show()
 198         self.delete_button.set_sensitive(False)
 199         # Add Connect button
 200         self.connect_button = gtk.Button(_('Co_nnect'))
 201         self.connect_button.connect('clicked', self.connect_profile, None)
 202         # Add Disconnect button
 203         self.disconnect_button = gtk.Button(_('D_isconnect'))
 204         self.disconnect_button.connect('clicked', self.disconnect_profile, None)
 205         # lets add our widgets
 206         rows = gtk.VBox(False, 3)
 207         net_list = gtk.HBox(False, 0)
 208         listcols = gtk.HBox(False, 0)
 209         prows = gtk.VBox(False, 0)
 210         # lets start packing
 211         # the network list
 212         net_list.pack_start(self.plist, True, True, 0)
 213         net_list.pack_start(sb, False, False, 0)
 214         # the rows level
 215         rows.pack_start(net_list , True, True, 0)
 216         rows.pack_start(self.current_network, False, True, 0)
 217         # the list columns
 218         listcols.pack_start(rows, True, True, 0)
 219         listcols.pack_start(prows, False, False, 5)
 220         # the list buttons
 221         prows.pack_start(self.new_button, False, False, 2)
 222         prows.pack_start(self.edit_button, False, False, 2)
 223         prows.pack_start(self.delete_button, False, False, 2)
 224         prows.pack_end(self.connect_button, False, False, 2)
 225         prows.pack_end(self.disconnect_button, False, False, 2)
 226
 227         self.action_area.pack_start(self.about_button)
 228         self.action_area.pack_start(self.preferences_button)
 229         self.action_area.pack_start(self.close_button)
 230
 231         rows.show()
 232         prows.show()
 233         listcols.show()
 234         self.vbox.add(listcols)
 235         self.vbox.set_spacing(3)
 236         self.show_all()
 237         #
 238         # Now, immediately hide these two.  The proper one will be
 239         # displayed later, based on interface state. -BEF-
 240         self.disconnect_button.hide()
 241         self.connect_button.hide()
 242         self.connect_button.set_sensitive(False)
 243
 244         # set up status window for later use
 245         self.status_window = transients.StatusWindow(self)
 246         self.status_window.cancel_button.connect('clicked', self.disconnect_profile, "cancel")
 247
 248         self._running = True
 249         # Check for incoming messages every 25 ms, a.k.a. 40 Hz.
 250         glib.timeout_add(25, self.run)
 251
 252     def run(self):
 253         """ Watch for incoming messages.
 254         """
 255         if self.msg_pipe.poll():
 256             try:
 257                 msg = self.msg_pipe.recv()
 258             except (EOFError, IOError) as e:
 259                 # This is bad, really bad.
 260                 logger.critical(_('read on closed Pipe ({FD}), '
 261                     'failing...').format(FD=rfd))
 262                 raise PipeError(e)
 263             else:
 264                 self._check_message(msg)
 265         # Update the UI before returning.
 266         self.update_network_info()
 267         self.update_connect_buttons()
 268         return self._running
 269
 270     def _check_message(self, msg):
 271         """ Process incoming messages.
 272         """
 273         if msg.topic == 'EXIT':
 274             self.delete_event()
 275         elif msg.topic == 'CONFIG-UPDATE':
 276             # Replace configuration manager with the one in msg.details.
 277             self.config = msg.details
 278         elif msg.topic == 'PROFILE-EDIT':
 279             with gtk.gdk.lock:
 280                 self.edit_profile(msg.details)
 281         elif msg.topic == 'PROFILE-UPDATE':
 282             with gtk.gdk.lock:
 283                 self.update_profile(msg.details)
 284         elif msg.topic == 'PROFILE-UNLIST':
 285             with gtk.gdk.lock:
 286                 self.delete_profile(msg.details)
 287         elif msg.topic == 'PROFILE-MOVE':
 288             new_position, profile = msg.details
 289             with gtk.gdk.lock:
 290                 if profile['roaming']:
 291                     old_position = self.get_row_by_ap(profile['essid'])
 292                 else:
 293                     old_position = self.get_row_by_ap(profile['essid'],
 294                         profile['bssid'])
 295                 self.pstore.move_before(old_position, self.pstore[new_position].iter)
 296         elif msg.topic == 'PREFS-EDIT':
 297             with gtk.gdk.lock:
 298                 self.edit_preferences(msg.details)
 299         elif msg.topic == 'ERROR':
 300             with gtk.gdk.lock:
 301                 transients.ErrorDialog(self, msg.details)
 302         else:
 303             logger.warning(_('unrecognized Message: "{MSG}"').format(MSG=msg))
 304
 305     def destroy(self, widget=None):
 306         """ Quit the Gtk event loop.  :data:`widget` is the widget
 307             sending the signal, but it is ignored.
 308         """
 309         if self.status_window:
 310             self.status_window.destroy()
 311         gtk.main_quit()
 312
 313     def delete_event(self, widget=None, data=None):
 314         """ Shutdown the application.  :data:`widget` is the widget sending
 315             the signal and :data:`data` is a list of arbitrary arguments,
 316             both are ignored.  Always returns False to not propigate the
 317             signal which called :func:`delete_event`.
 318         """
 319         self._running = False
 320         self.msg_pipe.send(Message('EXIT', ''))
 321         self.msg_pipe.close()
 322         self.hide()
 323         # process GTK events so that window hides more quickly
 324         if sys.modules.has_key("gtk"):
 325             while gtk.events_pending():
 326                 gtk.main_iteration(False)
 327         self.destroy()
 328         return False
 329
 330     def update_network_info(self, profile=None, ip=None):
 331         """ Update the current ip and essid shown to the user.
 332         """
 333         if (profile is None) and (ip is None):
 334             self.current_network.set_text(_('Not Connected.'))
 335         else:
 336             self.current_network.set_text(_('Connected to {PROFILE}\n'
 337                 'IP Address {IP}').format(PROFILE=profile, IP=ip))
 338
 339     def update_connect_buttons(self, connected=False):
 340         """ Set the state of connect/disconnect buttons to reflect the
 341             current connected state.
 342         """
 343         if connected:
 344             self.connect_button.hide()
 345             self.disconnect_button.show()
 346         else:
 347             self.disconnect_button.hide()
 348             self.connect_button.show()
 349
 350     def _set_ap_col_value(self, column, cell, model, iter):
 351         """ Set the text attribute of :data:`column` to the first two
 352             :data:`model` values joined by a newline.  This is for
 353             displaying the :data:`essid` and :data:`bssid` in a single
 354             cell column.
 355         """
 356         essid = model.get_value(iter, 0)
 357         bssid = model.get_value(iter, 1)
 358         cell.set_property('text', '\n'.join([essid, bssid]))
 359
 360     def get_row_by_ap(self, essid, bssid=_('  Multiple APs')):
 361         """ Returns a :class:`gtk.TreeIter` for the row which holds
 362             :data:`essid` and :data:`bssid`.
 363
 364             :data:`bssid` is optional.  If not given, :func:`get_row_by_ap`
 365             will try to match a roaming profile with the given :data:`essid`.
 366
 367             If no match is found, it returns None.
 368         """
 369         for row in self.pstore:
 370             if (row[0] == essid) and (row[1] == bssid):
 371                 return row.iter
 372         return None
 373
 374     def on_network_selection(self, widget=None, data=None):
 375         """ Enable/disable buttons based on the selected network.
 376             :data:`widget` is the widget sending the signal and :data:`data`
 377             is a list of arbitrary arguments, both are ignored.
 378         """
 379         store, selected_iter = self.selected_network.get_selected()
 380         if selected_iter is None:
 381             # No row is selected, disable all buttons except New.
 382             # This occurs after a drag-and-drop.
 383             self.edit_button.set_sensitive(False)
 384             self.delete_button.set_sensitive(False)
 385             self.connect_button.set_sensitive(False)
 386         else:
 387             # One row is selected, so enable or disable buttons.
 388             self.connect_button.set_sensitive(True)
 389             if store.get_value(selected_iter, 3):
 390                 # Known profile.
 391                 self.edit_button.set_sensitive(True)
 392                 self.delete_button.set_sensitive(True)
 393             else:
 394                 # Unknown profile.
 395                 self.edit_button.set_sensitive(True)
 396                 self.delete_button.set_sensitive(False)
 397
 398     def show_about_info(self, widget=None, data=None):
 399         """ Handle the life-cycle of the About dialog.  :data:`widget` is
 400             the widget sending the signal and :data:`data` is a list of
 401             arbitrary arguments, both are ignored.
 402         """
 403         about = transients.AboutDialog()
 404         about.run()
 405         about.destroy()
 406
 407     def request_preferences_edit(self, widget=None, data=None):
 408         """ Respond to a request to edit the application preferences.
 409             :data:`widget` is the widget sending the signal and :data:`data`
 410             is a list of arbitrary arguments, both are ignored.
 411         """
 412         self.msg_pipe.send(Message('PREFS-EDIT-REQUEST', ''))
 413
 414     def edit_preferences(self, config):
 415         """ Allow the user to edit :data:`config`.
 416         """
 417         # get raw strings from config file
 418         config.raw = True
 419         prefs_editor = prefs.PreferencesEditor(self, config)
 420         response, config_copy = prefs_editor.run()
 421         if response == gtk.RESPONSE_APPLY:
 422             self.msg_pipe.send(Message('PREFS-UPDATE', config_copy))
 423         prefs_editor.destroy()
 424
 425     def update_profile(self, profile):
 426         """ Updates the display of :data:`profile`.
 427         """
 428         if profile['roaming']:
 429             prow_iter = self.get_row_by_ap(profile['essid'])
 430         else:
 431             prow_iter = self.get_row_by_ap(profile['essid'], profile['bssid'])
 432
 433         if prow_iter is None:
 434             # the AP is not in the list of APs on the screen
 435              self._add_profile(profile)
 436         else:
 437             # the AP is in the list of APs on the screen
 438             self._update_row(profile, prow_iter)
 439
 440     def _add_profile(self, profile):
 441         """ Add :data:`profile` to the list of APs shown to the user.
 442         """
 443         if profile['roaming']:
 444             profile['bssid'] = _('  Multiple APs')
 445
 446         wep = None
 447         if profile['encrypted']:
 448             wep = gtk.STOCK_DIALOG_AUTHENTICATION
 449
 450         self.pstore.append([profile['essid'], profile['bssid'],
 451             known_profile_icon, profile['known'], profile['available'],
 452             wep, signal_none_pb, profile['mode'], profile['protocol'],
 453             profile['channel']])
 454
 455     def _update_row(self, profile, row_iter):
 456         """ Change the values displayed in :data:`row_iter` (a
 457             :class:`gtk.TreeIter`) using :data:`profile`.
 458         """
 459         wep = None
 460         if profile['encrypted']:
 461             wep = gtk.STOCK_DIALOG_AUTHENTICATION
 462         # Update the Gtk objects.
 463         self.pstore.set_value(row_iter, 2, pixbuf_from_known(profile['known']))
 464         self.pstore.set_value(row_iter, 3, profile['known'])
 465         self.pstore.set_value(row_iter, 4, profile['available'])
 466         self.pstore.set_value(row_iter, 5, wep)
 467         self.pstore.set_value(row_iter, 6, pixbuf_from_signal(profile['signal']))
 468         self.pstore.set_value(row_iter, 7, profile['mode'])
 469         self.pstore.set_value(row_iter, 8, profile['protocol'])
 470         self.pstore.set_value(row_iter, 9, profile['channel'])
 471
 472     def create_new_profile(self, widget=None, profile=None, data=None):
 473         """ Respond to a user request to create a new AP profile.
 474             :data:`widget` is the widget sending the signal.  :data:profile`
 475             is an AP profile to use as the basis for the new profile.  It
 476             is likely empty or mostly empty.  :data:`data` is a list of
 477             arbitrary arguments.  :data:`widget` and "data"`data` are both
 478             ignored.
 479
 480             The order of parameters is important.  Because when this method
 481             is called from a signal handler, :data:`widget` is always the
 482             first argument.
 483         """
 484         if profile is None:
 485             profile = get_new_profile()
 486
 487         profile_editor = profile_ed.ProfileEditor(self, profile)
 488         try:
 489             edited_profile = profile_editor.run()
 490         except ValueError:
 491             self.msg_pipe.send(Message('ERROR', _('Cannot save empty ESSID')))
 492         else:
 493             if profile:
 494                 self.msg_pipe.send(Message('PROFILE-EDITED', (edited_profile, profile)))
 495         finally:
 496             profile_editor.destroy()
 497
 498     def request_profile_edit(self, widget=None, data=None):
 499         """ Respond to a request to edit an AP profile.  :data:`widget`
 500             is the widget sending the signal and :data:`data` is a list
 501             of arbitrary arguments, both are ignored.
 502         """
 503         store, selected_iter = self.plist.get_selection().get_selected()
 504         if selected_iter is not None:
 505             essid = self.pstore.get_value(selected_iter, 0)
 506             bssid = self.pstore.get_value(selected_iter, 1)
 507             if bssid == _('  Multiple APs'):
 508                 # AP list says this is a roaming profile
 509                 bssid = ''
 510             self.msg_pipe.send(Message('PROFILE-EDIT-REQUEST', (essid, bssid)))
 511
 512     def edit_profile(self, profile):
 513         """ Allow the user to edit :data:`profile`.
 514         """
 515         profile_editor = profile_ed.ProfileEditor(self, profile)
 516         edited_profile = profile_editor.run()
 517         profile_editor.destroy()
 518
 519         if edited_profile is not None:
 520             # Replace old profile.
 521             self.msg_pipe.send(Message('PROFILE-EDITED',
 522                 (edited_profile, profile)))
 523
 524     def request_profile_delete(self, widget=None, data=None):
 525         """ Respond to a request to delete an AP profile (i.e. make the
 526             profile unknown).  Trying to delete an AP which is not configured
 527             is a NOOP.  Check with the user before deleting the profile.
 528             :data:`widget` is the widget sending the signal and :data:`data`
 529             is a list of arbitrary arguments, both are ignored.
 530         """
 531         store, selected_iter = self.plist.get_selection().get_selected()
 532         if selected_iter is not None:
 533             if store.get_value(selected_iter, 3):
 534                 # The selected AP is configured (a.k.a. 'known').
 535                 essid = self.pstore.get_value(selected_iter, 0)
 536                 bssid = self.pstore.get_value(selected_iter, 1)
 537                 if bssid == _('  Multiple APs'):
 538                     # AP list says this is a roaming profile
 539                     bssid = ''
 540                     profile_name = essid
 541                 else:
 542                     profile_name = '{ESSID} ({BSSID})'.format(ESSID=essid,
 543                         BSSID=bssid)
 544
 545                 dialog = gtk.MessageDialog(self,
 546                     gtk.DIALOG_DESTROY_WITH_PARENT | gtk.DIALOG_MODAL,
 547                     gtk.MESSAGE_QUESTION, gtk.BUTTONS_YES_NO,
 548                     _('Are you sure you want to delete the '
 549                     '{NAME} profile?').format(NAME=profile_name))
 550
 551                 result = dialog.run()
 552                 dialog.destroy()
 553                 del dialog
 554
 555                 if result == gtk.RESPONSE_YES:
 556                     apname = make_section_name(essid, bssid)
 557                     self.msg_pipe.send(Message('PROFILE-REMOVE', apname))
 558
 559     def delete_profile(self, profile):
 560         """ Remove :data:`profile` from the list of APs shown to the user.
 561         """
 562         if profile['roaming']:
 563             prow_iter = self.get_row_by_ap(profile['essid'])
 564         else:
 565             prow_iter = self.get_row_by_ap(profile['essid'], profile['bssid'])
 566         if prow_iter is not None:
 567             self.pstore.remove(prow_iter)
 568
 569     def connect_profile(self, widget, profile, data=None):
 570         """ Respond to a request to connect to an AP.
 571
 572         Parameters:
 573
 574             'widget' -- gtk.Widget - The widget sending the event.
 575
 576             'profile' -- dictionary - The AP profile to which to connect.
 577
 578             'data' -- tuple - list of arbitrary arguments (not used)
 579
 580         Returns:
 581
 582             nothing
 583         """
 584         store, selected_iter = self.plist.get_selection().get_selected()
 585         if selected_iter is None:
 586             return
 587         essid = self.pstore.get_value(selected_iter, 0)
 588         bssid = self.pstore.get_value(selected_iter, 1)
 589         known = store.get_value(selected_iter, 3)
 590         if not known:
 591             dlg = gtk.MessageDialog(self,
 592                 gtk.DIALOG_DESTROY_WITH_PARENT | gtk.DIALOG_MODAL,
 593                 gtk.MESSAGE_QUESTION, gtk.BUTTONS_YES_NO,
 594                 _('This network does not have a profile configured.\n\n'
 595                 'Would you like to create one now?'))
 596             res = dlg.run()
 597             dlg.destroy()
 598             del dlg
 599             if res == gtk.RESPONSE_NO:
 600                 return
 601             profile = get_new_profile()
 602             profile['essid'] = essid
 603             profile['bssid'] = bssid
 604             if not self.create_new_profile(widget, profile, data):
 605                 return
 606         else:
 607             # Check for roaming profile.
 608             ap_name = make_section_name(essid, '')
 609             profile = self.config.get_profile(ap_name)
 610             if not profile:
 611                 # Check for normal profile.
 612                 ap_name = make_section_name(essid, bssid)
 613                 profile = self.config.get_profile(ap_name)
 614                 if not profile:
 615                     # No configured profile
 616                     return
 617             profile['bssid'] = self.access_points[ap_name]['bssid']
 618             profile['channel'] = self.access_points[ap_name]['channel']
 619         self.msg_pipe.send(Message('CONNECT', profile))
 620
 621     def disconnect_profile(self, widget=None, data=None):
 622         """ Respond to a request to disconnect by sending a message to
 623             ConnectionManager.  :data:`widget` is the widget sending the
 624             signal and :data:`data` is a list of arbitrary arguments, both
 625             are ignored.
 626         """
 627         self.msg_pipe.send(Message('DISCONNECT', ''))
 628         if data == "cancel":
 629             self.status_window.update_message(_('Canceling connection...'))
 630             if sys.modules.has_key("gtk"):
 631                 while gtk.events_pending():
 632                     gtk.main_iteration(False)
 633
 634     def profile_order_updater(self, model, path, iter, auto_profile_order):
 635         """
 636         """
 637         if model.get_value(iter, 3) is True:
 638             essid = self.pstore.get_value(iter, 0)
 639             bssid = self.pstore.get_value(iter, 1)
 640             if bssid == _('  Multiple APs'):
 641                 bssid = ''
 642             apname = make_section_name(essid, bssid)
 643             auto_profile_order.append(apname)
 644
 645     def update_auto_profile_order(self, widget=None, data=None, data2=None):
 646         """ Update the config file auto profile order from the on-screen
 647             order.  :data:`widget` is the widget sending the signal and
 648             :data:`data` and :data:`data2` is a list of arbitrary arguments,
 649             all are ignored.
 650         """
 651         # recreate the auto_profile_order
 652         auto_profile_order = []
 653         self.pstore.foreach(self.profile_order_updater, auto_profile_order)
 654         self.msg_pipe.send(Message('PROFILE-ORDER-UPDATE', auto_profile_order))
 655
 656
 657 # Make so we can be imported
 658 if __name__ == "__main__":
 659     pass
 660