src/message_window.py

   1 # -*- coding:utf-8 -*-
   2 ## src/message_window.py
   3 ##
   4 ## Copyright (C) 2003-2010 Yann Leboulanger <asterix AT lagaule.org>
   5 ## Copyright (C) 2005-2008 Travis Shirk <travis AT pobox.com>
   6 ##                         Nikos Kouremenos <kourem AT gmail.com>
   7 ## Copyright (C) 2006 Geobert Quach <geobert AT gmail.com>
   8 ##                    Dimitur Kirov <dkirov AT gmail.com>
   9 ## Copyright (C) 2006-2008 Jean-Marie Traissard <jim AT lapin.org>
  10 ## Copyright (C) 2007 Julien Pivotto <roidelapluie AT gmail.com>
  11 ##                    Stephan Erb <steve-e AT h3c.de>
  12 ## Copyright (C) 2008 Brendan Taylor <whateley AT gmail.com>
  13 ##                    Jonathan Schleifer <js-gajim AT webkeks.org>
  14 ##
  15 ## This file is part of Gajim.
  16 ##
  17 ## Gajim is free software; you can redistribute it and/or modify
  18 ## it under the terms of the GNU General Public License as published
  19 ## by the Free Software Foundation; version 3 only.
  20 ##
  21 ## Gajim is distributed in the hope that it will be useful,
  22 ## but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  24 ## GNU General Public License for more details.
  25 ##
  26 ## You should have received a copy of the GNU General Public License
  27 ## along with Gajim. If not, see <http://www.gnu.org/licenses/>.
  28 ##
  29
  30 import gtk
  31 import gobject
  32 import time
  33
  34 import common
  35 import gtkgui_helpers
  36 import message_control
  37 import dialogs
  38 from chat_control import ChatControlBase
  39
  40 from common import gajim
  41
  42 ####################
  43
  44 class MessageWindow(object):
  45     """
  46     Class for windows which contain message like things; chats, groupchats, etc
  47     """
  48
  49     # DND_TARGETS is the targets needed by drag_source_set and drag_dest_set
  50     DND_TARGETS = [('GAJIM_TAB', 0, 81)]
  51     hid = 0 # drag_data_received handler id
  52     (
  53             CLOSE_TAB_MIDDLE_CLICK,
  54             CLOSE_ESC,
  55             CLOSE_CLOSE_BUTTON,
  56             CLOSE_COMMAND,
  57             CLOSE_CTRL_KEY
  58     ) = range(5)
  59
  60     def __init__(self, acct, type_, parent_window=None, parent_paned=None):
  61         # A dictionary of dictionaries
  62         # where _contacts[account][jid] == A MessageControl
  63         self._controls = {}
  64
  65         # If None, the window is not tied to any specific account
  66         self.account = acct
  67         # If None, the window is not tied to any specific type
  68         self.type_ = type_
  69         # dict { handler id: widget}. Keeps callbacks, which
  70         # lead to cylcular references
  71         self.handlers = {}
  72         # Don't show warning dialogs when we want to delete the window
  73         self.dont_warn_on_delete = False
  74
  75         self.widget_name = 'message_window'
  76         self.xml = gtkgui_helpers.get_gtk_builder('%s.ui' % self.widget_name)
  77         self.window = self.xml.get_object(self.widget_name)
  78         # Set window role to differ chats from MUCs
  79         self.window.set_role(self.type_)
  80         self.notebook = self.xml.get_object('notebook')
  81         self.parent_paned = None
  82
  83         if parent_window:
  84             orig_window = self.window
  85             self.window = parent_window
  86             self.parent_paned = parent_paned
  87             self.notebook.reparent(self.parent_paned)
  88             self.parent_paned.pack2(self.notebook, resize=True, shrink=True)
  89             orig_window.destroy()
  90             del orig_window
  91
  92         # NOTE: we use 'connect_after' here because in
  93         # MessageWindowMgr._new_window we register handler that saves window
  94         # state when closing it, and it should be called before
  95         # MessageWindow._on_window_delete, which manually destroys window
  96         # through win.destroy() - this means no additional handlers for
  97         # 'delete-event' are called.
  98         id_ = self.window.connect_after('delete-event', self._on_window_delete)
  99         self.handlers[id_] = self.window
 100         id_ = self.window.connect('destroy', self._on_window_destroy)
 101         self.handlers[id_] = self.window
 102         id_ = self.window.connect('focus-in-event', self._on_window_focus)
 103         self.handlers[id_] = self.window
 104
 105         keys=['<Control>f', '<Control>g', '<Control>h', '<Control>i',
 106                 '<Control>l', '<Control>L', '<Control><Shift>n', '<Control>u',
 107                 '<Control>b', '<Control>F4',
 108                 '<Control>w', '<Control>Page_Up', '<Control>Page_Down', '<Alt>Right',
 109                 '<Alt>Left', '<Alt>d', '<Alt>c', '<Alt>m', '<Alt>t', 'Escape'] + \
 110                 ['<Alt>'+str(i) for i in xrange(10)]
 111         accel_group = gtk.AccelGroup()
 112         for key in keys:
 113             keyval, mod = gtk.accelerator_parse(key)
 114             accel_group.connect_group(keyval, mod, gtk.ACCEL_VISIBLE,
 115                     self.accel_group_func)
 116         self.window.add_accel_group(accel_group)
 117
 118         # gtk+ doesn't make use of the motion notify on gtkwindow by default
 119         # so this line adds that
 120         self.window.add_events(gtk.gdk.POINTER_MOTION_MASK)
 121
 122         id_ = self.notebook.connect('switch-page',
 123                 self._on_notebook_switch_page)
 124         self.handlers[id_] = self.notebook
 125         id_ = self.notebook.connect('key-press-event',
 126                 self._on_notebook_key_press)
 127         self.handlers[id_] = self.notebook
 128
 129         # Tab customizations
 130         pref_pos = gajim.config.get('tabs_position')
 131         if pref_pos == 'bottom':
 132             nb_pos = gtk.POS_BOTTOM
 133         elif pref_pos == 'left':
 134             nb_pos = gtk.POS_LEFT
 135         elif pref_pos == 'right':
 136             nb_pos = gtk.POS_RIGHT
 137         else:
 138             nb_pos = gtk.POS_TOP
 139         self.notebook.set_tab_pos(nb_pos)
 140         window_mode = gajim.interface.msg_win_mgr.mode
 141         if gajim.config.get('tabs_always_visible') or \
 142         window_mode == MessageWindowMgr.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER:
 143             self.notebook.set_show_tabs(True)
 144         else:
 145             self.notebook.set_show_tabs(False)
 146         self.notebook.set_show_border(gajim.config.get('tabs_border'))
 147         self.show_icon()
 148
 149         gobject.idle_add(self.notebook.grab_focus)
 150
 151     def change_account_name(self, old_name, new_name):
 152         if old_name in self._controls:
 153             self._controls[new_name] = self._controls[old_name]
 154             del self._controls[old_name]
 155
 156         for ctrl in self.controls():
 157             if ctrl.account == old_name:
 158                 ctrl.account = new_name
 159         if self.account == old_name:
 160             self.account = new_name
 161
 162     def change_jid(self, account, old_jid, new_jid):
 163         """
 164         Called when the full jid of the control is changed
 165         """
 166         if account not in self._controls:
 167             return
 168         if old_jid not in self._controls[account]:
 169             return
 170         if old_jid == new_jid:
 171             return
 172         self._controls[account][new_jid] = self._controls[account][old_jid]
 173         del self._controls[account][old_jid]
 174
 175     def get_num_controls(self):
 176         return sum(len(d) for d in self._controls.values())
 177
 178     def resize(self, width, height):
 179         gtkgui_helpers.resize_window(self.window, width, height)
 180
 181     def _on_window_focus(self, widget, event):
 182         # window received focus, so if we had urgency REMOVE IT
 183         # NOTE: we do not have to read the message (it maybe in a bg tab)
 184         # to remove urgency hint so this functions does that
 185         gtkgui_helpers.set_unset_urgency_hint(self.window, False)
 186
 187         ctrl = self.get_active_control()
 188         if ctrl:
 189             ctrl.set_control_active(True)
 190             # Undo "unread" state display, etc.
 191             if ctrl.type_id == message_control.TYPE_GC:
 192                 self.redraw_tab(ctrl, 'active')
 193             else:
 194                 # NOTE: we do not send any chatstate to preserve
 195                 # inactive, gone, etc.
 196                 self.redraw_tab(ctrl)
 197
 198     def _on_window_delete(self, win, event):
 199         if self.dont_warn_on_delete:
 200             # Destroy the window
 201             return False
 202
 203         # Number of controls that will be closed and for which we'll loose data:
 204         # chat, pm, gc that won't go in roster
 205         number_of_closed_control = 0
 206         for ctrl in self.controls():
 207             if not ctrl.safe_shutdown():
 208                 number_of_closed_control += 1
 209
 210         if number_of_closed_control > 1:
 211             def on_yes1(checked):
 212                 if checked:
 213                     gajim.config.set('confirm_close_multiple_tabs', False)
 214                 self.dont_warn_on_delete = True
 215                 for ctrl in self.controls():
 216                     if ctrl.minimizable():
 217                         ctrl.minimize()
 218                 win.destroy()
 219
 220             if not gajim.config.get('confirm_close_multiple_tabs'):
 221                 # destroy window
 222                 return False
 223             dialogs.YesNoDialog(
 224                 _('You are going to close several tabs'),
 225                 _('Do you really want to close them all?'),
 226                 checktext=_('_Do not ask me again'), on_response_yes=on_yes1)
 227             return True
 228
 229         def on_yes(ctrl):
 230             if self.on_delete_ok == 1:
 231                 self.dont_warn_on_delete = True
 232                 win.destroy()
 233             self.on_delete_ok -= 1
 234
 235         def on_no(ctrl):
 236             return
 237
 238         def on_minimize(ctrl):
 239             ctrl.minimize()
 240             if self.on_delete_ok == 1:
 241                 self.dont_warn_on_delete = True
 242                 win.destroy()
 243             self.on_delete_ok -= 1
 244
 245         # Make sure all controls are okay with being deleted
 246         self.on_delete_ok = self.get_nb_controls()
 247         for ctrl in self.controls():
 248             ctrl.allow_shutdown(self.CLOSE_CLOSE_BUTTON, on_yes, on_no,
 249                     on_minimize)
 250         return True # halt the delete for the moment
 251
 252     def _on_window_destroy(self, win):
 253         for ctrl in self.controls():
 254             ctrl.shutdown()
 255         self._controls.clear()
 256         # Clean up handlers connected to the parent window, this is important since
 257         # self.window may be the RosterWindow
 258         for i in self.handlers.keys():
 259             if self.handlers[i].handler_is_connected(i):
 260                 self.handlers[i].disconnect(i)
 261             del self.handlers[i]
 262         del self.handlers
 263
 264     def new_tab(self, control):
 265         fjid = control.get_full_jid()
 266
 267         if control.account not in self._controls:
 268             self._controls[control.account] = {}
 269
 270         self._controls[control.account][fjid] = control
 271
 272         if self.get_num_controls() == 2:
 273             # is first conversation_textview scrolled down ?
 274             scrolled = False
 275             first_widget = self.notebook.get_nth_page(0)
 276             ctrl = self._widget_to_control(first_widget)
 277             conv_textview = ctrl.conv_textview
 278             if conv_textview.at_the_end():
 279                 scrolled = True
 280             self.notebook.set_show_tabs(True)
 281             if scrolled:
 282                 gobject.idle_add(conv_textview.scroll_to_end_iter)
 283
 284         # Add notebook page and connect up to the tab's close button
 285         xml = gtkgui_helpers.get_gtk_builder('message_window.ui', 'chat_tab_ebox')
 286         tab_label_box = xml.get_object('chat_tab_ebox')
 287         widget = xml.get_object('tab_close_button')
 288         #this reduces the size of the button
 289         style = gtk.RcStyle()
 290         style.xthickness = 0
 291         style.ythickness = 0
 292         widget.modify_style(style)
 293
 294         id_ = widget.connect('clicked', self._on_close_button_clicked, control)
 295         control.handlers[id_] = widget
 296
 297         id_ = tab_label_box.connect('button-press-event',
 298             self.on_tab_eventbox_button_press_event, control.widget)
 299         control.handlers[id_] = tab_label_box
 300         self.notebook.append_page(control.widget, tab_label_box)
 301
 302         self.notebook.set_tab_reorderable(control.widget, True)
 303
 304         self.redraw_tab(control)
 305         if self.parent_paned:
 306             self.notebook.show_all()
 307         else:
 308             self.window.show_all()
 309         # NOTE: we do not call set_control_active(True) since we don't know
 310         # whether the tab is the active one.
 311         self.show_title()
 312         gobject.idle_add(control.msg_textview.grab_focus)
 313
 314     def on_tab_eventbox_button_press_event(self, widget, event, child):
 315         if event.button == 3: # right click
 316             n = self.notebook.page_num(child)
 317             self.notebook.set_current_page(n)
 318             self.popup_menu(event)
 319         elif event.button == 2: # middle click
 320             ctrl = self._widget_to_control(child)
 321             self.remove_tab(ctrl, self.CLOSE_TAB_MIDDLE_CLICK)
 322         else:
 323             ctrl = self._widget_to_control(child)
 324             gobject.idle_add(ctrl.msg_textview.grab_focus)
 325
 326     def _on_message_textview_mykeypress_event(self, widget, event_keyval,
 327             event_keymod):
 328         # NOTE: handles mykeypress which is custom signal; see message_textview.py
 329
 330         # construct event instance from binding
 331         event = gtk.gdk.Event(gtk.gdk.KEY_PRESS) # it's always a key-press here
 332         event.keyval = event_keyval
 333         event.state = event_keymod
 334         event.time = 0 # assign current time
 335
 336         if event.state & gtk.gdk.CONTROL_MASK:
 337             # Tab switch bindings
 338             if event.keyval == gtk.keysyms.Tab: # CTRL + TAB
 339                 self.move_to_next_unread_tab(True)
 340             elif event.keyval == gtk.keysyms.ISO_Left_Tab: # CTRL + SHIFT + TAB
 341                 self.move_to_next_unread_tab(False)
 342             elif event.keyval == gtk.keysyms.Page_Down: # CTRL + PAGE DOWN
 343                 self.notebook.emit('key_press_event', event)
 344             elif event.keyval == gtk.keysyms.Page_Up: # CTRL + PAGE UP
 345                 self.notebook.emit('key_press_event', event)
 346
 347     def accel_group_func(self, accel_group, acceleratable, keyval, modifier):
 348         st = '1234567890' # alt+1 means the first tab (tab 0)
 349         control = self.get_active_control()
 350         if not control:
 351             # No more control in this window
 352             return
 353
 354         # CTRL mask
 355         if modifier & gtk.gdk.CONTROL_MASK:
 356             if keyval == gtk.keysyms.h: # CTRL + h
 357                 control._on_history_menuitem_activate()
 358             elif control.type_id == message_control.TYPE_CHAT and \
 359             keyval == gtk.keysyms.f: # CTRL + f
 360                 control._on_send_file_menuitem_activate(None)
 361             elif control.type_id == message_control.TYPE_CHAT and \
 362             keyval == gtk.keysyms.g: # CTRL + g
 363                 control._on_convert_to_gc_menuitem_activate(None)
 364             elif control.type_id in (message_control.TYPE_CHAT,
 365             message_control.TYPE_PM) and keyval == gtk.keysyms.i: # CTRL + i
 366                 control._on_contact_information_menuitem_activate(None)
 367             elif keyval == gtk.keysyms.l or keyval == gtk.keysyms.L: # CTRL + l|L
 368                 control.conv_textview.clear()
 369             elif keyval == gtk.keysyms.u: # CTRL + u: emacs style clear line
 370                 control.clear(control.msg_textview)
 371             elif control.type_id == message_control.TYPE_GC and \
 372             keyval == gtk.keysyms.b: # CTRL + b
 373                 control._on_bookmark_room_menuitem_activate(None)
 374             # Tab switch bindings
 375             elif keyval == gtk.keysyms.F4: # CTRL + F4
 376                 self.remove_tab(control, self.CLOSE_CTRL_KEY)
 377             elif keyval == gtk.keysyms.w: # CTRL + w
 378                 # CTRL + w removes latest word before sursor when User uses emacs
 379                 # theme
 380                 if not gtk.settings_get_default().get_property(
 381                 'gtk-key-theme-name') == 'Emacs':
 382                     self.remove_tab(control, self.CLOSE_CTRL_KEY)
 383             elif keyval in (gtk.keysyms.Page_Up, gtk.keysyms.Page_Down):
 384                 # CTRL + PageUp | PageDown
 385                 # Create event and send it to notebook
 386                 event = gtk.gdk.Event(gtk.gdk.KEY_PRESS)
 387                 event.window = self.window.window
 388                 event.time = int(time.time())
 389                 event.state = gtk.gdk.CONTROL_MASK
 390                 event.keyval = int(keyval)
 391                 self.notebook.emit('key_press_event', event)
 392
 393             if modifier & gtk.gdk.SHIFT_MASK:
 394                 # CTRL + SHIFT
 395                 if control.type_id == message_control.TYPE_GC and \
 396                 keyval == gtk.keysyms.n: # CTRL + SHIFT + n
 397                     control._on_change_nick_menuitem_activate(None)
 398         # MOD1 (ALT) mask
 399         elif modifier & gtk.gdk.MOD1_MASK:
 400             # Tab switch bindings
 401             if keyval == gtk.keysyms.Right: # ALT + RIGHT
 402                 new = self.notebook.get_current_page() + 1
 403                 if new >= self.notebook.get_n_pages():
 404                     new = 0
 405                 self.notebook.set_current_page(new)
 406             elif keyval == gtk.keysyms.Left: # ALT + LEFT
 407                 new = self.notebook.get_current_page() - 1
 408                 if new < 0:
 409                     new = self.notebook.get_n_pages() - 1
 410                 self.notebook.set_current_page(new)
 411             elif chr(keyval) in st: # ALT + 1,2,3..
 412                 self.notebook.set_current_page(st.index(chr(keyval)))
 413             elif keyval == gtk.keysyms.c: # ALT + C toggles chat buttons
 414                 control.chat_buttons_set_visible(not control.hide_chat_buttons)
 415             elif keyval == gtk.keysyms.m: # ALT + M show emoticons menu
 416                 control.show_emoticons_menu()
 417             elif keyval == gtk.keysyms.d: # ALT + D show actions menu
 418                 control.on_actions_button_clicked(control.actions_button)
 419             elif control.type_id == message_control.TYPE_GC and \
 420             keyval == gtk.keysyms.t: # ALT + t
 421                 control._on_change_subject_menuitem_activate(None)
 422         # Close tab bindings
 423         elif keyval == gtk.keysyms.Escape and \
 424                         gajim.config.get('escape_key_closes'): # Escape
 425             self.remove_tab(control, self.CLOSE_ESC)
 426         return True
 427
 428     def _on_close_button_clicked(self, button, control):
 429         """
 430         When close button is pressed: close a tab
 431         """
 432         self.remove_tab(control, self.CLOSE_CLOSE_BUTTON)
 433
 434     def show_icon(self):
 435         window_mode = gajim.interface.msg_win_mgr.mode
 436         icon = None
 437         if window_mode == MessageWindowMgr.ONE_MSG_WINDOW_NEVER:
 438             ctrl = self.get_active_control()
 439             if not ctrl:
 440                 return
 441             icon = ctrl.get_tab_image(count_unread=False)
 442         elif window_mode == MessageWindowMgr.ONE_MSG_WINDOW_ALWAYS:
 443             pass # keep default icon
 444         elif window_mode == MessageWindowMgr.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER:
 445             pass # keep default icon
 446         elif window_mode == MessageWindowMgr.ONE_MSG_WINDOW_PERACCT:
 447             pass # keep default icon
 448         elif window_mode == MessageWindowMgr.ONE_MSG_WINDOW_PERTYPE:
 449             if self.type_ == 'gc':
 450                 icon = gtkgui_helpers.load_icon('muc_active')
 451             else:
 452                 # chat, pm
 453                 icon = gtkgui_helpers.load_icon('online')
 454         if icon:
 455             self.window.set_icon(icon.get_pixbuf())
 456
 457     def show_title(self, urgent=True, control=None):
 458         """
 459         Redraw the window's title
 460         """
 461         if not control:
 462             control = self.get_active_control()
 463         if not control:
 464             # No more control in this window
 465             return
 466         unread = 0
 467         for ctrl in self.controls():
 468             if ctrl.type_id == message_control.TYPE_GC and not \
 469             gajim.config.get('notify_on_all_muc_messages') and not \
 470             ctrl.attention_flag:
 471                 # count only pm messages
 472                 unread += ctrl.get_nb_unread_pm()
 473                 continue
 474             unread += ctrl.get_nb_unread()
 475
 476         unread_str = ''
 477         if unread > 1:
 478             unread_str = '[' + unicode(unread) + '] '
 479         elif unread == 1:
 480             unread_str = '* '
 481         else:
 482             urgent = False
 483
 484         if control.type_id == message_control.TYPE_GC:
 485             name = control.room_jid.split('@')[0]
 486             urgent = control.attention_flag
 487         else:
 488             name = control.contact.get_shown_name()
 489             if control.resource:
 490                 name += '/' + control.resource
 491
 492         window_mode = gajim.interface.msg_win_mgr.mode
 493         if window_mode == MessageWindowMgr.ONE_MSG_WINDOW_PERTYPE:
 494             # Show the plural form since number of tabs > 1
 495             if self.type_ == 'chat':
 496                 label = _('Chats')
 497             elif self.type_ == 'gc':
 498                 label = _('Group Chats')
 499             else:
 500                 label = _('Private Chats')
 501         elif window_mode == MessageWindowMgr.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER:
 502             label = None
 503         elif self.get_num_controls() == 1:
 504             label = name
 505         else:
 506             label = _('Messages')
 507
 508         title = 'Gajim'
 509         if label:
 510             title = '%s - %s' % (label, title)
 511
 512         if window_mode == MessageWindowMgr.ONE_MSG_WINDOW_PERACCT:
 513             title = title + ": " + control.account
 514
 515         self.window.set_title(unread_str + title)
 516
 517         if urgent:
 518             gtkgui_helpers.set_unset_urgency_hint(self.window, unread)
 519         else:
 520             gtkgui_helpers.set_unset_urgency_hint(self.window, False)
 521
 522     def set_active_tab(self, ctrl):
 523         ctrl_page = self.notebook.page_num(ctrl.widget)
 524         self.notebook.set_current_page(ctrl_page)
 525         self.window.present()
 526         gobject.idle_add(ctrl.msg_textview.grab_focus)
 527
 528     def remove_tab(self, ctrl, method, reason = None, force = False):
 529         """
 530         Reason is only for gc (offline status message) if force is True, do not
 531         ask any confirmation
 532         """
 533         def close(ctrl):
 534             if reason is not None: # We are leaving gc with a status message
 535                 ctrl.shutdown(reason)
 536             else: # We are leaving gc without status message or it's a chat
 537                 ctrl.shutdown()
 538             # Update external state
 539             gajim.events.remove_events(ctrl.account, ctrl.get_full_jid,
 540                     types = ['printed_msg', 'chat', 'gc_msg'])
 541
 542             fjid = ctrl.get_full_jid()
 543             jid = gajim.get_jid_without_resource(fjid)
 544
 545             fctrl = self.get_control(fjid, ctrl.account)
 546             bctrl = self.get_control(jid, ctrl.account)
 547             # keep last_message_time around unless this was our last control with
 548             # that jid
 549             if not fctrl and not bctrl and \
 550             fjid in gajim.last_message_time[ctrl.account]:
 551                 del gajim.last_message_time[ctrl.account][fjid]
 552
 553             self.notebook.remove_page(self.notebook.page_num(ctrl.widget))
 554
 555             del self._controls[ctrl.account][fjid]
 556
 557             if len(self._controls[ctrl.account]) == 0:
 558                 del self._controls[ctrl.account]
 559
 560             self.check_tabs()
 561             self.show_title()
 562
 563         def on_yes(ctrl):
 564             close(ctrl)
 565
 566         def on_no(ctrl):
 567             return
 568
 569         def on_minimize(ctrl):
 570             if method != self.CLOSE_COMMAND:
 571                 ctrl.minimize()
 572                 self.check_tabs()
 573                 return
 574             close(ctrl)
 575
 576         # Shutdown the MessageControl
 577         if force:
 578             close(ctrl)
 579         else:
 580             ctrl.allow_shutdown(method, on_yes, on_no, on_minimize)
 581
 582     def check_tabs(self):
 583         if self.get_num_controls() == 0:
 584             # These are not called when the window is destroyed like this, fake it
 585             gajim.interface.msg_win_mgr._on_window_delete(self.window, None)
 586             gajim.interface.msg_win_mgr._on_window_destroy(self.window)
 587             # dnd clean up
 588             self.notebook.drag_dest_unset()
 589             if self.parent_paned:
 590                 # Don't close parent window, just remove the child
 591                 child = self.parent_paned.get_child2()
 592                 self.parent_paned.remove(child)
 593             else:
 594                 self.window.destroy()
 595             return # don't show_title, we are dead
 596         elif self.get_num_controls() == 1: # we are going from two tabs to one
 597             window_mode = gajim.interface.msg_win_mgr.mode
 598             show_tabs_if_one_tab = gajim.config.get('tabs_always_visible') or \
 599                 window_mode == MessageWindowMgr.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER
 600             self.notebook.set_show_tabs(show_tabs_if_one_tab)
 601
 602     def redraw_tab(self, ctrl, chatstate = None):
 603         hbox = self.notebook.get_tab_label(ctrl.widget).get_children()[0]
 604         status_img = hbox.get_children()[0]
 605         nick_label = hbox.get_children()[1]
 606
 607         # Optionally hide close button
 608         close_button = hbox.get_children()[2]
 609         if gajim.config.get('tabs_close_button'):
 610             close_button.show()
 611         else:
 612             close_button.hide()
 613
 614         # Update nick
 615         nick_label.set_max_width_chars(10)
 616         (tab_label_str, tab_label_color) = ctrl.get_tab_label(chatstate)
 617         nick_label.set_markup(tab_label_str)
 618         if tab_label_color:
 619             nick_label.modify_fg(gtk.STATE_NORMAL, tab_label_color)
 620             nick_label.modify_fg(gtk.STATE_ACTIVE, tab_label_color)
 621
 622         tab_img = ctrl.get_tab_image()
 623         if tab_img:
 624             if tab_img.get_storage_type() == gtk.IMAGE_ANIMATION:
 625                 status_img.set_from_animation(tab_img.get_animation())
 626             else:
 627                 status_img.set_from_pixbuf(tab_img.get_pixbuf())
 628
 629         self.show_icon()
 630
 631     def repaint_themed_widgets(self):
 632         """
 633         Repaint controls in the window with theme color
 634         """
 635         # iterate through controls and repaint
 636         for ctrl in self.controls():
 637             ctrl.repaint_themed_widgets()
 638
 639     def _widget_to_control(self, widget):
 640         for ctrl in self.controls():
 641             if ctrl.widget == widget:
 642                 return ctrl
 643         return None
 644
 645     def get_active_control(self):
 646         notebook = self.notebook
 647         active_widget = notebook.get_nth_page(notebook.get_current_page())
 648         return self._widget_to_control(active_widget)
 649
 650     def get_active_contact(self):
 651         ctrl = self.get_active_control()
 652         if ctrl:
 653             return ctrl.contact
 654         return None
 655
 656     def get_active_jid(self):
 657         contact = self.get_active_contact()
 658         if contact:
 659             return contact.jid
 660         return None
 661
 662     def is_active(self):
 663         return self.window.is_active()
 664
 665     def get_origin(self):
 666         return self.window.window.get_origin()
 667
 668     def get_control(self, key, acct):
 669         """
 670         Return the MessageControl for jid or n, where n is a notebook page index.
 671         When key is an int index acct may be None
 672         """
 673         if isinstance(key, str):
 674             key = unicode(key, 'utf-8')
 675
 676         if isinstance(key, unicode):
 677             jid = key
 678             try:
 679                 return self._controls[acct][jid]
 680             except Exception:
 681                 return None
 682         else:
 683             page_num = key
 684             notebook = self.notebook
 685             if page_num is None:
 686                 page_num = notebook.get_current_page()
 687             nth_child = notebook.get_nth_page(page_num)
 688             return self._widget_to_control(nth_child)
 689
 690     def has_control(self, jid, acct):
 691         return (acct in self._controls and jid in self._controls[acct])
 692
 693     def change_key(self, old_jid, new_jid, acct):
 694         """
 695         Change the JID key of a control
 696         """
 697         try:
 698             # Check if controls exists
 699             ctrl = self._controls[acct][old_jid]
 700         except KeyError:
 701             return
 702
 703         if new_jid in self._controls[acct]:
 704             self.remove_tab(self._controls[acct][new_jid],
 705                 self.CLOSE_CLOSE_BUTTON, force=True)
 706
 707         self._controls[acct][new_jid] = ctrl
 708         del self._controls[acct][old_jid]
 709
 710         if old_jid in gajim.last_message_time[acct]:
 711             gajim.last_message_time[acct][new_jid] = \
 712                     gajim.last_message_time[acct][old_jid]
 713             del gajim.last_message_time[acct][old_jid]
 714
 715     def controls(self):
 716         for jid_dict in self._controls.values():
 717             for ctrl in jid_dict.values():
 718                 yield ctrl
 719
 720     def get_nb_controls(self):
 721         return sum(len(jid_dict) for jid_dict in self._controls.values())
 722
 723     def move_to_next_unread_tab(self, forward):
 724         ind = self.notebook.get_current_page()
 725         current = ind
 726         found = False
 727         first_composing_ind = -1  # id of first composing ctrl to switch to
 728         # if no others controls have awaiting events
 729         # loop until finding an unread tab or having done a complete cycle
 730         while True:
 731             if forward == True: # look for the first unread tab on the right
 732                 ind = ind + 1
 733                 if ind >= self.notebook.get_n_pages():
 734                     ind = 0
 735             else: # look for the first unread tab on the right
 736                 ind = ind - 1
 737                 if ind < 0:
 738                     ind = self.notebook.get_n_pages() - 1
 739             ctrl = self.get_control(ind, None)
 740             if ctrl.get_nb_unread() > 0:
 741                 found = True
 742                 break # found
 743             elif gajim.config.get('ctrl_tab_go_to_next_composing') :
 744                 # Search for a composing contact
 745                 contact = ctrl.contact
 746                 if first_composing_ind == -1 and contact.chatstate == 'composing':
 747                 # If no composing contact found yet, check if this one is composing
 748                     first_composing_ind = ind
 749             if ind == current:
 750                 break # a complete cycle without finding an unread tab
 751         if found:
 752             self.notebook.set_current_page(ind)
 753         elif first_composing_ind != -1:
 754             self.notebook.set_current_page(first_composing_ind)
 755         else: # not found and nobody composing
 756             if forward: # CTRL + TAB
 757                 if current < (self.notebook.get_n_pages() - 1):
 758                     self.notebook.next_page()
 759                 else: # traverse for ever (eg. don't stop at last tab)
 760                     self.notebook.set_current_page(0)
 761             else: # CTRL + SHIFT + TAB
 762                 if current > 0:
 763                     self.notebook.prev_page()
 764                 else: # traverse for ever (eg. don't stop at first tab)
 765                     self.notebook.set_current_page(
 766                             self.notebook.get_n_pages() - 1)
 767
 768     def popup_menu(self, event):
 769         menu = self.get_active_control().prepare_context_menu()
 770         # show the menu
 771         menu.popup(None, None, None, event.button, event.time)
 772         menu.show_all()
 773
 774     def _on_notebook_switch_page(self, notebook, page, page_num):
 775         old_no = notebook.get_current_page()
 776         if old_no >= 0:
 777             old_ctrl = self._widget_to_control(notebook.get_nth_page(old_no))
 778             old_ctrl.set_control_active(False)
 779
 780         new_ctrl = self._widget_to_control(notebook.get_nth_page(page_num))
 781         new_ctrl.set_control_active(True)
 782         self.show_title(control = new_ctrl)
 783
 784         control = self.get_active_control()
 785         if isinstance(control, ChatControlBase):
 786             control.msg_textview.grab_focus()
 787
 788     def _on_notebook_key_press(self, widget, event):
 789         # when tab itself is selected,
 790         # make sure <- and -> are allowed for navigating between tabs
 791         if event.keyval in (gtk.keysyms.Left, gtk.keysyms.Right):
 792             return False
 793
 794         control = self.get_active_control()
 795
 796         if event.state & gtk.gdk.SHIFT_MASK:
 797             # CTRL + SHIFT + TAB
 798             if event.state & gtk.gdk.CONTROL_MASK and \
 799             event.keyval == gtk.keysyms.ISO_Left_Tab:
 800                 self.move_to_next_unread_tab(False)
 801                 return True
 802             # SHIFT + PAGE_[UP|DOWN]: send to conv_textview
 803             elif event.keyval in (gtk.keysyms.Page_Down, gtk.keysyms.Page_Up):
 804                 control.conv_textview.tv.emit('key_press_event', event)
 805                 return True
 806         elif event.state & gtk.gdk.CONTROL_MASK:
 807             if event.keyval == gtk.keysyms.Tab: # CTRL + TAB
 808                 self.move_to_next_unread_tab(True)
 809                 return True
 810             # Ctrl+PageUP / DOWN has to be handled by notebook
 811             elif event.keyval == gtk.keysyms.Page_Down:
 812                 self.move_to_next_unread_tab(True)
 813                 return True
 814             elif event.keyval == gtk.keysyms.Page_Up:
 815                 self.move_to_next_unread_tab(False)
 816                 return True
 817         if event.keyval in (gtk.keysyms.Shift_L, gtk.keysyms.Shift_R,
 818         gtk.keysyms.Control_L, gtk.keysyms.Control_R, gtk.keysyms.Caps_Lock,
 819         gtk.keysyms.Shift_Lock, gtk.keysyms.Meta_L, gtk.keysyms.Meta_R,
 820         gtk.keysyms.Alt_L, gtk.keysyms.Alt_R, gtk.keysyms.Super_L,
 821         gtk.keysyms.Super_R, gtk.keysyms.Hyper_L, gtk.keysyms.Hyper_R):
 822             return True
 823
 824         if isinstance(control, ChatControlBase):
 825             # we forwarded it to message textview
 826             control.msg_textview.emit('key_press_event', event)
 827             control.msg_textview.grab_focus()
 828
 829     def get_tab_at_xy(self, x, y):
 830         """
 831         Return the tab under xy and if its nearer from left or right side of the
 832         tab
 833         """
 834         page_num = -1
 835         to_right = False
 836         horiz = self.notebook.get_tab_pos() == gtk.POS_TOP or \
 837                 self.notebook.get_tab_pos() == gtk.POS_BOTTOM
 838         for i in xrange(self.notebook.get_n_pages()):
 839             page = self.notebook.get_nth_page(i)
 840             tab = self.notebook.get_tab_label(page)
 841             tab_alloc = tab.get_allocation()
 842             if horiz:
 843                 if (x >= tab_alloc.x) and \
 844                 (x <= (tab_alloc.x + tab_alloc.width)):
 845                     page_num = i
 846                     if x >= tab_alloc.x + (tab_alloc.width / 2.0):
 847                         to_right = True
 848                     break
 849             else:
 850                 if (y >= tab_alloc.y) and \
 851                 (y <= (tab_alloc.y + tab_alloc.height)):
 852                     page_num = i
 853
 854                     if y > tab_alloc.y + (tab_alloc.height / 2.0):
 855                         to_right = True
 856                     break
 857         return (page_num, to_right)
 858
 859     def find_page_num_according_to_tab_label(self, tab_label):
 860         """
 861         Find the page num of the tab label
 862         """
 863         page_num = -1
 864         for i in xrange(self.notebook.get_n_pages()):
 865             page = self.notebook.get_nth_page(i)
 866             tab = self.notebook.get_tab_label(page)
 867             if tab == tab_label:
 868                 page_num = i
 869                 break
 870         return page_num
 871
 872 ################################################################################
 873 class MessageWindowMgr(gobject.GObject):
 874     """
 875     A manager and factory for MessageWindow objects
 876     """
 877
 878     __gsignals__ = {
 879             'window-delete': (gobject.SIGNAL_RUN_LAST, None, (object,)),
 880     }
 881
 882     # These constants map to common.config.opt_one_window_types indices
 883     (
 884             ONE_MSG_WINDOW_NEVER,
 885             ONE_MSG_WINDOW_ALWAYS,
 886             ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER,
 887             ONE_MSG_WINDOW_PERACCT,
 888             ONE_MSG_WINDOW_PERTYPE,
 889     ) = range(5)
 890     # A key constant for the main window in ONE_MSG_WINDOW_ALWAYS mode
 891     MAIN_WIN = 'main'
 892     # A key constant for the main window in ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER mode
 893     ROSTER_MAIN_WIN = 'roster'
 894
 895     def __init__(self, parent_window, parent_paned):
 896         """
 897         A dictionary of windows; the key depends on the config:
 898             ONE_MSG_WINDOW_NEVER: The key is the contact JID
 899             ONE_MSG_WINDOW_ALWAYS: The key is MessageWindowMgr.MAIN_WIN
 900             ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER: The key is MessageWindowMgr.MAIN_WIN
 901             ONE_MSG_WINDOW_PERACCT: The key is the account name
 902             ONE_MSG_WINDOW_PERTYPE: The key is a message type constant
 903         """
 904         gobject.GObject.__init__(self)
 905         self._windows = {}
 906
 907         # Map the mode to a int constant for frequent compares
 908         mode = gajim.config.get('one_message_window')
 909         self.mode = common.config.opt_one_window_types.index(mode)
 910
 911         self.parent_win = parent_window
 912         self.parent_paned = parent_paned
 913
 914     def change_account_name(self, old_name, new_name):
 915         for win in self.windows():
 916             win.change_account_name(old_name, new_name)
 917
 918     def _new_window(self, acct, type_):
 919         parent_win = None
 920         parent_paned = None
 921         if self.mode == self.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER:
 922             parent_win = self.parent_win
 923             parent_paned = self.parent_paned
 924         win = MessageWindow(acct, type_, parent_win, parent_paned)
 925         # we track the lifetime of this window
 926         win.window.connect('delete-event', self._on_window_delete)
 927         win.window.connect('destroy', self._on_window_destroy)
 928         return win
 929
 930     def _gtk_win_to_msg_win(self, gtk_win):
 931         for w in self.windows():
 932             if w.window == gtk_win:
 933                 return w
 934         return None
 935
 936     def get_window(self, jid, acct):
 937         for win in self.windows():
 938             if win.has_control(jid, acct):
 939                 return win
 940
 941         return None
 942
 943     def has_window(self, jid, acct):
 944         return self.get_window(jid, acct) is not None
 945
 946     def one_window_opened(self, contact=None, acct=None, type_=None):
 947         try:
 948             return \
 949                 self._windows[self._mode_to_key(contact, acct, type_)] is not None
 950         except KeyError:
 951             return False
 952
 953     def _resize_window(self, win, acct, type_):
 954         """
 955         Resizes window according to config settings
 956         """
 957         if self.mode in (self.ONE_MSG_WINDOW_ALWAYS,
 958                         self.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER):
 959             size = (gajim.config.get('msgwin-width'),
 960                     gajim.config.get('msgwin-height'))
 961             if self.mode == self.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER:
 962                 parent_size = win.window.get_size()
 963                 # Need to add the size of the now visible paned handle, otherwise
 964                 # the saved width of the message window decreases by this amount
 965                 handle_size = win.parent_paned.style_get_property('handle-size')
 966                 size = (parent_size[0] + size[0] + handle_size, size[1])
 967         elif self.mode == self.ONE_MSG_WINDOW_PERACCT:
 968             size = (gajim.config.get_per('accounts', acct, 'msgwin-width'),
 969                     gajim.config.get_per('accounts', acct, 'msgwin-height'))
 970         elif self.mode in (self.ONE_MSG_WINDOW_NEVER, self.ONE_MSG_WINDOW_PERTYPE):
 971             if type_ == message_control.TYPE_PM:
 972                 type_ = message_control.TYPE_CHAT
 973             opt_width = type_ + '-msgwin-width'
 974             opt_height = type_ + '-msgwin-height'
 975             size = (gajim.config.get(opt_width), gajim.config.get(opt_height))
 976         else:
 977             return
 978         win.resize(size[0], size[1])
 979         if win.parent_paned:
 980             win.parent_paned.set_position(parent_size[0])
 981
 982     def _position_window(self, win, acct, type_):
 983         """
 984         Moves window according to config settings
 985         """
 986         if (self.mode in [self.ONE_MSG_WINDOW_NEVER,
 987         self.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER]):
 988             return
 989
 990         if self.mode == self.ONE_MSG_WINDOW_ALWAYS:
 991             pos = (gajim.config.get('msgwin-x-position'),
 992                     gajim.config.get('msgwin-y-position'))
 993         elif self.mode == self.ONE_MSG_WINDOW_PERACCT:
 994             pos = (gajim.config.get_per('accounts', acct, 'msgwin-x-position'),
 995                     gajim.config.get_per('accounts', acct, 'msgwin-y-position'))
 996         elif self.mode == self.ONE_MSG_WINDOW_PERTYPE:
 997             pos = (gajim.config.get(type_ + '-msgwin-x-position'),
 998                     gajim.config.get(type_ + '-msgwin-y-position'))
 999         else:
1000             return
1001
1002         gtkgui_helpers.move_window(win.window, pos[0], pos[1])
1003
1004     def _mode_to_key(self, contact, acct, type_, resource = None):
1005         if self.mode == self.ONE_MSG_WINDOW_NEVER:
1006             key = acct + contact.jid
1007             if resource:
1008                 key += '/' + resource
1009             return key
1010         elif self.mode == self.ONE_MSG_WINDOW_ALWAYS:
1011             return self.MAIN_WIN
1012         elif self.mode == self.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER:
1013             return self.ROSTER_MAIN_WIN
1014         elif self.mode == self.ONE_MSG_WINDOW_PERACCT:
1015             return acct
1016         elif self.mode == self.ONE_MSG_WINDOW_PERTYPE:
1017             return type_
1018
1019     def create_window(self, contact, acct, type_, resource = None):
1020         win_acct = None
1021         win_type = None
1022         win_role = None # X11 window role
1023
1024         win_key = self._mode_to_key(contact, acct, type_, resource)
1025         if self.mode == self.ONE_MSG_WINDOW_PERACCT:
1026             win_acct = acct
1027             win_role = acct
1028         elif self.mode == self.ONE_MSG_WINDOW_PERTYPE:
1029             win_type = type_
1030             win_role = type_
1031         elif self.mode == self.ONE_MSG_WINDOW_NEVER:
1032             win_type = type_
1033             win_role = contact.jid
1034         elif self.mode == self.ONE_MSG_WINDOW_ALWAYS:
1035             win_role = 'messages'
1036
1037         win = None
1038         try:
1039             win = self._windows[win_key]
1040         except KeyError:
1041             win = self._new_window(win_acct, win_type)
1042
1043         if win_role:
1044             win.window.set_role(win_role)
1045
1046         # Position and size window based on saved state and window mode
1047         if not self.one_window_opened(contact, acct, type_):
1048             if gajim.config.get('msgwin-max-state'):
1049                 win.window.maximize()
1050             else:
1051                 self._resize_window(win, acct, type_)
1052                 self._position_window(win, acct, type_)
1053
1054         self._windows[win_key] = win
1055         return win
1056
1057     def change_key(self, old_jid, new_jid, acct):
1058         win = self.get_window(old_jid, acct)
1059         if self.mode == self.ONE_MSG_WINDOW_NEVER:
1060             old_key = acct + old_jid
1061             if old_jid not in self._windows:
1062                 return
1063             new_key = acct + new_jid
1064             self._windows[new_key] = self._windows[old_key]
1065             del self._windows[old_key]
1066         win.change_key(old_jid, new_jid, acct)
1067
1068     def _on_window_delete(self, win, event):
1069         self.save_state(self._gtk_win_to_msg_win(win))
1070         gajim.interface.save_config()
1071         return False
1072
1073     def _on_window_destroy(self, win):
1074         for k in self._windows.keys():
1075             if self._windows[k].window == win:
1076                 self.emit('window-delete', self._windows[k])
1077                 del self._windows[k]
1078                 return
1079
1080     def get_control(self, jid, acct):
1081         """
1082         Amongst all windows, return the MessageControl for jid
1083         """
1084         win = self.get_window(jid, acct)
1085         if win:
1086             return win.get_control(jid, acct)
1087         return None
1088
1089     def get_gc_control(self, jid, acct):
1090         """
1091         Same as get_control. Was briefly required, is not any more. May be useful
1092         some day in the future?
1093         """
1094         ctrl = self.get_control(jid, acct)
1095         if ctrl and ctrl.type_id == message_control.TYPE_GC:
1096             return ctrl
1097         return None
1098
1099     def get_controls(self, type_=None, acct=None):
1100         ctrls = []
1101         for c in self.controls():
1102             if acct and c.account != acct:
1103                 continue
1104             if not type_ or c.type_id == type_:
1105                 ctrls.append(c)
1106         return ctrls
1107
1108     def windows(self):
1109         for w in self._windows.values():
1110             yield w
1111
1112     def controls(self):
1113         for w in self._windows.values():
1114             for c in w.controls():
1115                 yield c
1116
1117     def shutdown(self, width_adjust=0):
1118         for w in self.windows():
1119             self.save_state(w, width_adjust)
1120             if not w.parent_paned:
1121                 w.window.hide()
1122                 w.window.destroy()
1123
1124         gajim.interface.save_config()
1125
1126     def save_state(self, msg_win, width_adjust=0):
1127         # Save window size and position
1128         max_win_key = 'msgwin-max-state'
1129         pos_x_key = 'msgwin-x-position'
1130         pos_y_key = 'msgwin-y-position'
1131         size_width_key = 'msgwin-width'
1132         size_height_key = 'msgwin-height'
1133
1134         acct = None
1135         x, y = msg_win.window.get_position()
1136         width, height = msg_win.window.get_size()
1137
1138         # If any of these values seem bogus don't update.
1139         if x < 0 or y < 0 or width < 0 or height < 0:
1140             return
1141
1142         elif self.mode == self.ONE_MSG_WINDOW_PERACCT:
1143             acct = msg_win.account
1144         elif self.mode == self.ONE_MSG_WINDOW_PERTYPE:
1145             type_ = msg_win.type_
1146             pos_x_key = type_ + '-msgwin-x-position'
1147             pos_y_key = type_ + '-msgwin-y-position'
1148             size_width_key = type_ + '-msgwin-width'
1149             size_height_key = type_ + '-msgwin-height'
1150         elif self.mode == self.ONE_MSG_WINDOW_NEVER:
1151             type_ = msg_win.type_
1152             size_width_key = type_ + '-msgwin-width'
1153             size_height_key = type_ + '-msgwin-height'
1154         elif self.mode == self.ONE_MSG_WINDOW_ALWAYS_WITH_ROSTER:
1155             # Ignore any hpaned width
1156             width = msg_win.notebook.allocation.width
1157
1158         if acct:
1159             gajim.config.set_per('accounts', acct, size_width_key, width)
1160             gajim.config.set_per('accounts', acct, size_height_key, height)
1161
1162             if self.mode != self.ONE_MSG_WINDOW_NEVER:
1163                 gajim.config.set_per('accounts', acct, pos_x_key, x)
1164                 gajim.config.set_per('accounts', acct, pos_y_key, y)
1165
1166         else:
1167             win_maximized = msg_win.window.window.get_state() == \
1168                     gtk.gdk.WINDOW_STATE_MAXIMIZED
1169             gajim.config.set(max_win_key, win_maximized)
1170             width += width_adjust
1171             gajim.config.set(size_width_key, width)
1172             gajim.config.set(size_height_key, height)
1173
1174             if self.mode != self.ONE_MSG_WINDOW_NEVER:
1175                 gajim.config.set(pos_x_key, x)
1176                 gajim.config.set(pos_y_key, y)
1177
1178     def reconfig(self):
1179         for w in self.windows():
1180             self.save_state(w)
1181         gajim.interface.save_config()
1182         mode = gajim.config.get('one_message_window')
1183         if self.mode == common.config.opt_one_window_types.index(mode):
1184             # No change
1185             return
1186         self.mode = common.config.opt_one_window_types.index(mode)
1187
1188         controls = []
1189         for w in self.windows():
1190             # Note, we are taking care not to hide/delete the roster window when the
1191             # MessageWindow is embedded.
1192             if not w.parent_paned:
1193                 w.window.hide()
1194             else:
1195                 # Stash current size so it can be restored if the MessageWindow
1196                 # is not longer embedded
1197                 roster_width = w.parent_paned.get_child1().allocation.width
1198                 gajim.config.set('roster_width', roster_width)
1199
1200             while w.notebook.get_n_pages():
1201                 page = w.notebook.get_nth_page(0)
1202                 ctrl = w._widget_to_control(page)
1203                 w.notebook.remove_page(0)
1204                 page.unparent()
1205                 controls.append(ctrl)
1206
1207             # Must clear _controls to prevent MessageControl.shutdown calls
1208             w._controls = {}
1209             if not w.parent_paned:
1210                 w.window.destroy()
1211             else:
1212                 # Don't close parent window, just remove the child
1213                 child = w.parent_paned.get_child2()
1214                 w.parent_paned.remove(child)
1215                 gtkgui_helpers.resize_window(w.window,
1216                         gajim.config.get('roster_width'),
1217                         gajim.config.get('roster_height'))
1218
1219         self._windows = {}
1220
1221         for ctrl in controls:
1222             mw = self.get_window(ctrl.contact.jid, ctrl.account)
1223             if not mw:
1224                 mw = self.create_window(ctrl.contact, ctrl.account,
1225                                         ctrl.type_id)
1226             ctrl.parent_win = mw
1227             mw.new_tab(ctrl)