##	plugins/gtkgui/roster_window.py
##
## Gajim Team:
##	- Yann Le Boulanger <asterix@lagaule.org>
##	- Vincent Hanquez <tab@snarc.org>
##	- Nikos Kouremenos <kourem@gmail.com>
##
##	Copyright (C) 2003-2005 Gajim Team
##
## 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; version 2 only.
##
## 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.
##

import gtk
import gtk.glade
import pango
import gobject
import os
import Queue
import common.sleepy

from tabbed_chat_window import *
from groupchat_window import *
from history_window import *
from gtkgui import CellRendererImage, User
from dialogs import *
from config import *

from common import i18n

_ = i18n._
APP = i18n.APP
gtk.glade.bindtextdomain(APP, i18n.DIR)
gtk.glade.textdomain(APP)

GTKGUI_GLADE='plugins/gtkgui/gtkgui.glade'

class Roster_window:
	"""Class for main window of gtkgui plugin"""

	def get_account_iter(self, name):
		if self.regroup:
			return None
		model = self.tree.get_model()
		fin = False
		account = model.get_iter_root()
		if not account:
			return None
		while not fin:
			account_name = model.get_value(account, 3)
			if name == account_name:
				return account
			account = model.iter_next(account)
			if not account:
				fin = True
		return None

	def get_group_iter(self, name, account):
		model = self.tree.get_model()
		root = self.get_account_iter(account)
		fin = False
		group = model.iter_children(root)
		if not group:
			fin = True
		while not fin:
			group_name = model.get_value(group, 3)
			if name == group_name:
				return group
			group = model.iter_next(group)
			if not group:
				fin = True
		return None

	def get_user_iter(self, jid, account):
		model = self.tree.get_model()
		acct = self.get_account_iter(account)
		found = []
		fin = False
		group = model.iter_children(acct)
		if not group:
			return found
		while not fin:
			fin2 = False
			user = model.iter_children(group)
			if not user:
				fin2=True
			while not fin2:
				if jid == model.get_value(user, 3):
					found.append(user)
				user = model.iter_next(user)
				if not user:
					fin2 = True
			group = model.iter_next(group)
			if not group:
				fin = True
		return found

	def add_account_to_roster(self, account):
		if self.regroup:
			return
		model = self.tree.get_model()
		if self.get_account_iter(account):
			return
		statuss = ['offline', 'connecting', 'online', 'away', 'xa', 'dnd',\
			'invisible']
		status = statuss[self.plugin.connected[account]]
		model.append(None, (self.pixbufs[status], account, 'account', account,\
			account, False))

	def add_user_to_roster(self, jid, account):
		"""Add a user to the roster and add groups if they aren't in roster"""
		showOffline = self.plugin.config['showoffline']
		if not self.contacts[account].has_key(jid):
			return
		users = self.contacts[account][jid]
		user = users[0]
		if user.jid.find("@") <= 0:
			user.groups = ['Agents']
		elif user.groups == []:
			user.groups.append('General')

		if (user.show == 'offline' or user.show == 'error') and not showOffline\
			and not 'Agents' in user.groups and \
			not self.plugin.queues[account].has_key(user.jid):
			return

		model = self.tree.get_model()
		for g in user.groups:
			iterG = self.get_group_iter(g, account)
			if not iterG:
				IterAcct = self.get_account_iter(account)
				iterG = model.append(IterAcct, \
					(self.pixbufs['closed'], g, 'group', \
					g, account, False))
			if not self.groups[account].has_key(g): #It can probably never append
				if account+g in self.hidden_lines:
					self.groups[account][g] = {'expand': False}
				else:
					self.groups[account][g] = {'expand': True}
			if not account in self.hidden_lines and not self.plugin.config['mergeaccounts']:
				self.tree.expand_row((model.get_path(iterG)[0]), False)

			typestr = 'user'
			if g == 'Agents':
				typestr = 'agent'

			model.append(iterG, (self.pixbufs[user.show], \
				user.name, typestr, user.jid, account, False))
			
			if self.groups[account][g]['expand']:
				self.tree.expand_row(model.get_path(iterG), False)
		self.redraw_jid(jid, account)
	
	def remove_user(self, user, account):
		"""Remove a user from the roster"""
		model = self.tree.get_model()
		for i in self.get_user_iter(user.jid, account):
			parent_i = model.iter_parent(i)
			group = model.get_value(parent_i, 3)
			model.remove(i)
			if model.iter_n_children(parent_i) == 0:
				model.remove(parent_i)
				# We need to check all contacts, even offline contacts
				group_empty = True
				for jid in self.contacts[account]:
					if group in self.contacts[account][jid][0].groups:
						group_empty = False
						break
				if group_empty:
					del self.groups[account][group]

	def redraw_jid(self, jid, account):
		"""draw the correct pixbuf and name"""
		model = self.tree.get_model()
		iters = self.get_user_iter(jid, account)
		if len(iters) == 0:
			return
		users = self.contacts[account][jid]
		name = users[0].name
		if len(users) > 1:
			name += " (" + str(len(users)) + ")"
		prio = 0
		user = users[0]
		for u in users:
			if u.priority > prio:
				prio = u.priority
				user = u
		for iter in iters:
			if self.plugin.queues[account].has_key(jid):
				img = self.pixbufs['message']
			else:
				if user.sub == 'none':
					if user.ask == 'subscribe':
						img = self.pixbufs['requested']
					else:
						img = self.pixbufs['not in the roster']
				else:
					img = self.pixbufs[user.show]
			model.set_value(iter, 0, img)
			model.set_value(iter, 1, name)
	
	def make_menu(self):
		"""create the main_window's menus"""
		# try to avoid WIDGET_REALIZED_FOR_EVENT failed which freezes gajim
		new_message_menuitem = self.xml.get_widget('new_message_menuitem')
		join_gc_menuitem = self.xml.get_widget('join_gc_menuitem')
		add_new_contact_menuitem  = self.xml.get_widget('add_new_contact_menuitem')
		service_disco_menuitem  = self.xml.get_widget('service_disco_menuitem')
		if self.add_new_contact_handler_id:
			add_new_contact_menuitem.handler_disconnect(self.add_new_contact_handler_id)
			self.add_new_contact_handler_id = None
		if self.service_disco_handler_id:
			service_disco_menuitem.handler_disconnect(\
				self.service_disco_handler_id)
			self.service_disco_handler_id = None
		if self.join_gc_handler_id:
			join_gc_menuitem.handler_disconnect(self.join_gc_handler_id)
			self.join_gc_handler_id = None
		if self.new_message_menuitem_handler_id:
			new_message_menuitem.handler_disconnect(\
				self.new_message_menuitem_handler_id)
			self.new_message_menuitem_handler_id = None
		#remove the existing submenus
		if add_new_contact_menuitem.get_submenu():
			add_new_contact_menuitem.remove_submenu()
		if service_disco_menuitem.get_submenu():
			service_disco_menuitem.remove_submenu()
		if join_gc_menuitem.get_submenu():
			join_gc_menuitem.remove_submenu()
		if new_message_menuitem.get_submenu():
			new_message_menuitem.remove_submenu()
		if len(self.plugin.accounts.keys()) > 0:
			new_message_menuitem.set_sensitive(True)
			join_gc_menuitem.set_sensitive(True)
			add_new_contact_menuitem.set_sensitive(True)
			service_disco_menuitem.set_sensitive(True)
		else:
			new_message_menuitem.set_sensitive(False)
			join_gc_menuitem.set_sensitive(False)
			add_new_contact_menuitem.set_sensitive(False)
			service_disco_menuitem.set_sensitive(False)
		if len(self.plugin.accounts.keys()) >= 2: # 2 or more accounts? make submenus
			#add
			sub_menu = gtk.Menu()
			add_new_contact_menuitem.set_submenu(sub_menu)
			for account in self.plugin.accounts.keys():
				item = gtk.MenuItem(_('to ') + account + _(' account'))
				sub_menu.append(item)
				item.connect("activate", self.on_add_new_contact, account)
			sub_menu.show_all()
			#disco
			sub_menu = gtk.Menu()
			service_disco_menuitem.set_submenu(sub_menu)
			for account in self.plugin.accounts.keys():
				our_jid = self.plugin.accounts[account]['name'] + '@' +\
					self.plugin.accounts[account]['hostname']
				item = gtk.MenuItem(_('using ') + account + _(' account'))
				sub_menu.append(item)
				item.connect('activate', self.on_service_disco_menuitem_activate, account)
			sub_menu.show_all()
			#join gc
			sub_menu = gtk.Menu()
			join_gc_menuitem.set_submenu(sub_menu)
			for account in self.plugin.accounts.keys():
				our_jid = self.plugin.accounts[account]['name'] + '@' +\
					self.plugin.accounts[account]['hostname']
				item = gtk.MenuItem(_('as ') + our_jid)
				sub_menu.append(item)
				item.connect("activate", self.on_join_gc_activate, account)
			sub_menu.show_all()
			#new message
			sub_menu = gtk.Menu()
			new_message_menuitem.set_submenu(sub_menu)
			for account in self.plugin.accounts.keys():
				our_jid = self.plugin.accounts[account]['name'] + '@' +\
					self.plugin.accounts[account]['hostname']
				item = gtk.MenuItem(_('as ') + our_jid)
				sub_menu.append(item)
				item.connect('activate', self.on_new_message_menuitem_activate, account)
			sub_menu.show_all()
		elif len(self.plugin.accounts.keys()) == 1: # one account
			#add
			if not self.add_new_contact_handler_id:
				self.add_new_contact_handler_id = add_new_contact_menuitem.connect(\
				'activate', self.on_add_new_contact, self.plugin.accounts.keys()[0])
			#disco
			if not self.service_disco_handler_id:
				self.service_disco_handler_id = service_disco_menuitem.connect(\
'activate', self.on_service_disco_menuitem_activate, self.plugin.accounts.keys()[0])
			#join_gc
			if not self.join_gc_handler_id:
				self.join_gc_handler_id = join_gc_menuitem.connect(\
					'activate', self.on_join_gc_activate, self.plugin.accounts.keys()[0])
			if not self.new_message_menuitem_handler_id:
				self.new_message_menuitem_handler_id = new_message_menuitem.connect(\
'activate', self.on_new_message_menuitem_activate, self.plugin.accounts.keys()[0])

	def draw_roster(self):
		"""Clear and draw roster"""
		self.make_menu()
		self.tree.get_model().clear()
		for acct in self.contacts.keys():
			self.add_account_to_roster(acct)
			for jid in self.contacts[acct].keys():
				self.add_user_to_roster(jid, acct)
	
	def mklists(self, array, account):
		"""fill self.contacts and self.groups"""
		if not self.contacts.has_key(account):
			self.contacts[account] = {}
		if not self.groups.has_key(account):
			self.groups[account] = {}
		for jid in array.keys():
			jids = jid.split('/')
			#get jid
			ji = jids[0]
			#get resource
			resource = ''
			if len(jids) > 1:
				resource = jids[1:]
			#get name
			name = array[jid]['name']
			if not name:
				if ji.find("@") <= 0:
					name = ji
				else:
					name = jid.split('@')[0]
			#get show
			show = array[jid]['show']
			if not show:
				show = 'offline'

			user1 = User(ji, name, array[jid]['groups'], show, \
				array[jid]['status'], array[jid]['sub'], array[jid]['ask'], \
				resource, 0, '')
			#when we draw the roster, we can't have twice the same user with 
			# 2 resources
			self.contacts[account][ji] = [user1]
			for g in array[jid]['groups'] :
				if not g in self.groups[account].keys():
					if account+g in self.hidden_lines:
						self.groups[account][g] = {'expand': False}
					else:
						self.groups[account][g] = {'expand': True}

	def chg_user_status(self, user, show, status, account):
		"""When a user change his status"""
		showOffline = self.plugin.config['showoffline']
		model = self.tree.get_model()
		luser = self.contacts[account][user.jid]
		user.show = show
		user.status = status
		if (show == 'offline' or show == 'error') and \
			not self.plugin.queues[account].has_key(user.jid):
			if len(luser) > 1:
				luser.remove(user)
				self.redraw_jid(user.jid, account)
			elif not showOffline:
				self.remove_user(user, account)
			else:
				self.redraw_jid(user.jid, account)
		else:
			if not self.get_user_iter(user.jid, account):
				self.add_user_to_roster(user.jid, account)
			self.redraw_jid(user.jid, account)
		#Print status in chat window
		if self.plugin.windows[account]['chats'].has_key(user.jid):
			self.plugin.windows[account]['chats'][user.jid].set_image(user.jid)
			name = user.name
			if user.resource != '':
				name += '/'+user.resource
			self.plugin.windows[account]['chats'][user.jid].print_conversation(\
				_("%s is now %s (%s)") % (name, show, status), user.jid, 'status')

	def on_info(self, widget, user, account):
		"""Call vcard_information_window class to display user's information"""
		if not self.plugin.windows[account]['infos'].has_key(user.jid):
			self.plugin.windows[account]['infos'][user.jid] = \
				vcard_information_window(user, self.plugin, account)

	def on_agent_logging(self, widget, jid, state, account):
		"""When an agent is requested to log in or off"""
		self.plugin.send('AGENT_LOGGING', account, (jid, state))

	def on_remove_agent(self, widget, jid, account):
		"""When an agent is requested to log in or off"""
		window = Confirmation_dialog(_('Are you sure you want to remove the agent %s from your roster?') % jid)
		if window.get_response() == gtk.RESPONSE_YES:
			self.plugin.send('UNSUB_AGENT', account, jid)
			for u in self.contacts[account][jid]:
				self.remove_user(u, account)
			del self.contacts[account][u.jid]

	def on_rename(self, widget, iter, path):
		model = self.tree.get_model()
		model.set_value(iter, 5, True)
		self.tree.set_cursor(path, self.tree.get_column(0), True)
		
	def on_edit_groups(self, widget, user, account):
		dlg = Edit_groups_dialog(user, account, self.plugin)
		dlg.run()
		
	def on_history(self, widget, user):
		"""When history button is pressed : call log window"""
		if not self.plugin.windows['logs'].has_key(user.jid):
			self.plugin.windows['logs'][user.jid] = history_window(self.plugin, \
				user.jid)
	
	def mk_menu_user(self, event, iter):
		"""Make user's popup menu"""
		model = self.tree.get_model()
		jid = model.get_value(iter, 3)
		path = model.get_path(iter)
		account = model.get_value(iter, 4)
		user = self.contacts[account][jid][0]
		
		menu = gtk.Menu()
		item = gtk.MenuItem(_('Start chat'))
		menu.append(item)
		item.connect('activate', self.on_roster_treeview_row_activated, path)
		item = gtk.MenuItem(_('Rename'))
		menu.append(item)
		item.connect('activate', self.on_rename, iter, path)
		if not 'not in the roster' in user.groups:
			item = gtk.MenuItem(_('Edit groups'))
			menu.append(item)
			item.connect('activate', self.on_edit_groups, user, account)
		item = gtk.MenuItem()
		menu.append(item)
		item = gtk.MenuItem(_('Subscription'))
		menu.append(item)
		
		sub_menu = gtk.Menu()
		item.set_submenu(sub_menu)
		item = gtk.MenuItem(_('Resend authorization to'))
		sub_menu.append(item)
		item.connect('activate', self.authorize, jid, account)
		item = gtk.MenuItem(_('Rerequest authorization from'))
		sub_menu.append(item)
		item.connect('activate', self.req_sub, jid, \
			_('I would like to add you to my contact list.'), account)
		
		item = gtk.MenuItem(_('Remove'))
		menu.append(item)
		item.connect('activate', self.on_req_usub, user, account)

		item = gtk.MenuItem()
		menu.append(item)
		item = gtk.MenuItem(_('Information'))
		menu.append(item)
		item.connect('activate', self.on_info, user, account)
		item = gtk.MenuItem(_('History'))
		menu.append(item)
		item.connect('activate', self.on_history, user)

		menu.popup(None, None, None, event.button, event.time)
		menu.show_all()
		menu.reposition()

	def mk_menu_g(self, event, iter):
		"""Make group's popup menu"""
		model = self.tree.get_model()
		path = model.get_path(iter)

		menu = gtk.Menu()
		item = gtk.MenuItem(_('Rename'))
		menu.append(item)
		item.connect('activate', self.on_rename, iter, path)
		menu.popup(None, None, None, event.button, event.time)
		menu.show_all()
		menu.reposition()
	
	def mk_menu_agent(self, event, iter):
		"""Make agent's popup menu"""
		model = self.tree.get_model()
		jid = model.get_value(iter, 3)
		path = model.get_path(iter)
		account = model.get_value(iter, 4)
		menu = gtk.Menu()
		item = gtk.MenuItem(_('Log on'))
		if self.contacts[account][jid][0].show != 'offline':
			item.set_sensitive(False)
		menu.append(item)
		item.connect('activate', self.on_agent_logging, jid, 'available', account)

		item = gtk.MenuItem(_('Log off'))
		if self.contacts[account][jid][0].show == 'offline':
			item.set_sensitive(False)
		menu.append(item)
		item.connect('activate', self.on_agent_logging, jid, 'unavailable', \
			account)

		item = gtk.MenuItem()
		menu.append(item)

		item = gtk.MenuItem(_('Remove'))
		menu.append(item)
		item.connect('activate', self.on_remove_agent, jid, account)

		menu.popup(None, None, None, event.button, event.time)
		menu.show_all()
		menu.reposition()

	def on_edit_account(self, widget, account):
		if not self.plugin.windows.has_key('account_modification_window'):
			infos = self.plugin.accounts[account]
			infos['accname'] = account
			infos['jid'] = self.plugin.accounts[account]["name"] + \
				'@' +  self.plugin.accounts[account]["hostname"]
			self.plugin.windows['account_modification_window'] = \
				Account_modification_window(self.plugin, infos)

	def mk_menu_account(self, event, iter):
		"""Make account's popup menu"""
		model = self.tree.get_model()
		account = model.get_value(iter, 3)
		
		menu = gtk.Menu()
		item = gtk.MenuItem(_('Status'))
		menu.append(item)
		
		sub_menu = gtk.Menu()
		item.set_submenu(sub_menu)
		item = gtk.MenuItem(_('Online'))
		sub_menu.append(item)
		item.connect('activate', self.change_status, account, 'online')
		item = gtk.MenuItem(_('Away'))
		sub_menu.append(item)
		item.connect('activate', self.change_status, account, 'away')
		item = gtk.MenuItem(_('NA'))
		sub_menu.append(item)
		item.connect('activate', self.change_status, account, 'xa')
		item = gtk.MenuItem(_('DND'))
		sub_menu.append(item)
		item.connect('activate', self.change_status, account, 'dnd')
		item = gtk.MenuItem(_('Invisible'))
		sub_menu.append(item)
		item.connect('activate', self.change_status, account, 'invisible')
		item = gtk.MenuItem()
		sub_menu.append(item)
		item = gtk.MenuItem(_('Offline'))
		sub_menu.append(item)
		item.connect('activate', self.change_status, account, 'offline')
		
		item = gtk.MenuItem()
		menu.append(item)

		item = gtk.MenuItem(_('_Edit account'))
		menu.append(item)
		item.connect('activate', self.on_edit_account, account)
		item = gtk.MenuItem(_('_Service discovery'))
		menu.append(item)
		item.connect('activate', self.on_service_disco_menuitem_activate, account)
		item = gtk.MenuItem(_('_Add contact'))
		menu.append(item)
		item.connect('activate', self.on_add_new_contact, account)
		item = gtk.MenuItem(_('Join _groupchat'))
		menu.append(item)
		item.connect('activate', self.on_join_gc_activate, account)
		item = gtk.MenuItem(_('_New message'))
		menu.append(item)
		item.connect('activate', self.on_new_message_menuitem_activate, account)

		menu.popup(None, None, None, event.button, event.time)
		menu.show_all()
		menu.reposition()
	
	def authorize(self, widget, jid, account):
		"""Authorize a user"""
		self.plugin.send('AUTH', account, jid)

	def req_sub(self, widget, jid, txt, account, group=None, pseudo=None):
		"""Request subscription to a user"""
		if not pseudo:
			pseudo = jid
		self.plugin.send('SUB', account, (jid, txt))
		if not self.contacts[account].has_key(jid):
			if not group:
				group = 'General'
			user1 = User(jid, pseudo, [group], 'requested', \
				'requested', 'none', 'subscribe', '', 0, '')
			self.contacts[account][jid] = [user1]
			self.add_user_to_roster(jid, account)

	def on_roster_treeview_key_press_event(self, widget, event):
		"""when a key is pressed in the treeviews"""
		if event.keyval == gtk.keysyms.Escape:
			self.tree.get_selection().unselect_all()
		if event.keyval == gtk.keysyms.F2:
			treeselection = self.tree.get_selection()
			model, iter = treeselection.get_selected()
			if not iter:
				return
			type = model.get_value(iter, 2)
			if type == 'user' or type == 'group':
				path = model.get_path(iter)
				model.set_value(iter, 5, True)
				self.tree.set_cursor(path, self.tree.get_column(0), True)
		if event.keyval == gtk.keysyms.Delete:
			treeselection = self.tree.get_selection()
			model, iter = treeselection.get_selected()
			if not iter:
				return
			jid = model.get_value(iter, 3)
			account = model.get_value(iter, 4)
			type = model.get_value(iter, 2)
			if type == 'user':
				user = self.contacts[account][jid][0]
				self.on_req_usub(widget, user, account)
			elif type == 'agent':
				self.on_remove_agent(widget, jid, account)
		return False
	
	def on_roster_treeview_button_press_event(self, widget, event):
		"""popup contact's , group's or agent's menu"""
		if event.type == gtk.gdk.BUTTON_PRESS:
			if event.button == 3: # Right click
				try:
					path, column, x, y = self.tree.get_path_at_pos(int(event.x), \
						int(event.y))
				except TypeError:
					self.tree.get_selection().unselect_all()
					return
				model = self.tree.get_model()
				iter = model.get_iter(path)
				type = model.get_value(iter, 2)
				if type == 'group':
					self.mk_menu_g(event, iter)
				elif type == 'agent':
					self.mk_menu_agent(event, iter)
				elif type == 'user':
					self.mk_menu_user(event, iter)
				elif type == 'account':
					self.mk_menu_account(event, iter)
				#return True
				return False
			if event.button == 1: # Left click
				try:
					path, column, x, y = self.tree.get_path_at_pos(int(event.x), \
						int(event.y))
				except TypeError:
					self.tree.get_selection().unselect_all()
					return False
				model = self.tree.get_model()
				iter = model.get_iter(path)
				type = model.get_value(iter, 2)
				if (type == 'group' or type == 'account'):
					if x < 20: # first cell in 1st column (the arrow SINGLE clicked)
						if (self.tree.row_expanded(path)):
							self.tree.collapse_row(path)
						else:
							self.tree.expand_row(path, False)
		return False

	def on_req_usub(self, widget, user, account):
		"""Remove a user"""
		window = Confirmation_dialog(_("Are you sure you want to remove %s (%s) from your roster?") % (user.name, user.jid))
		if window.get_response() == gtk.RESPONSE_YES:
			self.plugin.send('UNSUB', account, user.jid)
			for u in self.contacts[account][user.jid]:
				self.remove_user(u, account)
			del self.contacts[account][u.jid]

	def send_status(self, account, status, txt, autoconnect=0):
		if status != 'offline':
			if self.plugin.connected[account] < 2:
				model = self.tree.get_model()
				accountIter = self.get_account_iter(account)
				if accountIter:
					model.set_value(accountIter, 0, self.pixbufs['connecting'])
				self.plugin.connected[account] = 1
				if self.plugin.systray_enabled:
					self.plugin.systray.set_status('connecting')

			save_pass = 0
			if self.plugin.accounts[account].has_key('savepass'):
				save_pass = self.plugin.accounts[account]['savepass']
			if not save_pass and self.plugin.connected[account] < 2:
				passphrase = ''
				w = Passphrase_dialog(_('Enter your password for account %s') \
					% account, 'Save password', autoconnect)
				passphrase, save = w.run()
				if passphrase == -1:
					if accountIter:
						model.set_value(accountIter, 0, self.pixbufs['offline'])
					self.plugin.connected[account] = 0
					self.plugin.systray.set_status('offline')
					self.update_status_comboxbox()
					return
				self.plugin.send('PASSPHRASE', account, passphrase)
				if save:
					self.plugin.accounts[account]['savepass'] = 1
					self.plugin.accounts[account]['password'] = passphrase

			keyid = None
			save_gpg_pass = 0
			if self.plugin.accounts[account].has_key('savegpgpass'):
				save_gpg_pass = self.plugin.accounts[account]['savegpgpass']
			if self.plugin.accounts[account].has_key('keyid'):
				keyid = self.plugin.accounts[account]['keyid']
			if keyid and self.plugin.connected[account] < 2 and \
				self.plugin.config['usegpg']:
				if save_gpg_pass:
					passphrase = self.plugin.accounts[account]['gpgpassword']
				else:
					passphrase = ''
					w = Passphrase_dialog(\
						_('Enter GPG key passphrase for account %s') % account, \
						'Save passphrase', autoconnect)
					passphrase, save = w.run()
					if passphrase == -1:
						passphrase = ''
					if save:
						self.plugin.accounts[account]['savegpgpass'] = 1
						self.plugin.accounts[account]['gpgpassword'] = passphrase
				self.plugin.send('GPGPASSPHRASE', account, passphrase)
		self.plugin.send('STATUS', account, (status, txt))
		for room_jid in self.plugin.windows[account]['gc']:
			if room_jid != 'tabbed':
				nick = self.plugin.windows[account]['gc'][room_jid].nicks[room_jid]
				self.plugin.send('GC_STATUS', account, (nick, room_jid, status, \
					txt))
		if status == 'online' and self.plugin.sleeper.getState() != \
			common.sleepy.STATE_UNKNOWN:
			self.plugin.sleeper_state[account] = 1
		else:
			self.plugin.sleeper_state[account] = 0

	def get_status_message(self, status, autoconnect = 0):
		if (status == 'online' and not self.plugin.config['ask_online_status']) \
			or (status == 'offline' and not \
			self.plugin.config['ask_offline_status']):
			return status
		dlg = Change_status_message_dialog(self.plugin, status, autoconnect)
		message = dlg.run()
		return message

	def change_status(self, widget, account, status):
		message = self.get_status_message(status)
		if message == -1:
			return
		self.send_status(account, status, message)

	def on_status_combobox_changed(self, widget):
		"""When we change our status"""
		model = self.status_combobox.get_model()
		active = self.status_combobox.get_active()
		if active < 0:
			return
		accounts = self.plugin.accounts.keys()
		if len(accounts) == 0:
			Error_dialog(_('You must create an account before connecting to jabber network.'))
			self.update_status_comboxbox()
			return
		status = model[active][2]
		message = self.get_status_message(status)
		if message == -1:
			self.update_status_comboxbox()
			return
		for acct in accounts:
			if self.plugin.accounts[acct].has_key('sync_with_global_status'):
				if not self.plugin.accounts[acct]['sync_with_global_status']:
					continue
			self.send_status(acct, status, message)
	
	def update_status_comboxbox(self):
		#table to change index in plugin.connected to index in combobox
		table = {0:5, 1:5, 2:0, 3:1, 4:2, 5:3, 6:4}
		maxi = 0
		if len(self.plugin.connected.values()):
			maxi = max(self.plugin.connected.values())
		#temporarily block signal in order not to send status that we show
		#in the combobox
		self.status_combobox.handler_block(self.id_signal_cb)
		self.status_combobox.set_active(table[maxi])
		self.status_combobox.handler_unblock(self.id_signal_cb)
		statuss = ['offline', 'connecting', 'online', 'away', 'xa', 'dnd',\
			'invisible']
		if self.plugin.systray_enabled:
			self.plugin.systray.set_status(statuss[maxi])
		image = self.pixbufs[statuss[maxi]]
		if image.get_storage_type() == gtk.IMAGE_ANIMATION:
			pixbuf = image.get_animation().get_static_image()
			self.window.set_icon(pixbuf)
		elif image.get_storage_type() == gtk.IMAGE_PIXBUF:
			self.window.set_icon(image.get_pixbuf())

	def on_status_changed(self, account, status):
		"""the core tells us that our status has changed"""
		if not self.contacts.has_key(account):
			return
		model = self.tree.get_model()
		accountIter = self.get_account_iter(account)
		if accountIter:
			model.set_value(accountIter, 0, self.pixbufs[status])
		statuss = ['offline', 'connecting', 'online', 'away', 'xa', 'dnd',\
			'invisible']
		if status == 'offline':
			for jid in self.contacts[account]:
				luser = self.contacts[account][jid]
				luser_copy = []
				for user in luser:
					luser_copy.append(user)
				for user in luser_copy:
					self.chg_user_status(user, 'offline', 'Disconnected', account)
		self.plugin.connected[account] = statuss.index(status)
		self.update_status_comboxbox()

	def new_chat(self, user, account):
		if self.plugin.config['usetabbedchat']:
			if not self.plugin.windows[account]['chats'].has_key('tabbed'):
				self.plugin.windows[account]['chats']['tabbed'] = \
					Tabbed_chat_window(user, self.plugin, account)
			else:
				self.plugin.windows[account]['chats']['tabbed'].new_user(user)
				
			self.plugin.windows[account]['chats'][user.jid] = \
				self.plugin.windows[account]['chats']['tabbed']
			self.plugin.windows[account]['chats']['tabbed'].window.present()
			
		else:
			self.plugin.windows[account]['chats'][user.jid] = \
				Tabbed_chat_window(user, self.plugin, account)

	def new_group(self, jid, nick, account):
		if self.plugin.config['usetabbedchat']:
			if not self.plugin.windows[account]['gc'].has_key('tabbed'):
				self.plugin.windows[account]['gc']['tabbed'] = \
					Groupchat_window(jid, nick, self.plugin, account)
			else:
				self.plugin.windows[account]['gc']['tabbed'].new_group(jid, nick)
			self.plugin.windows[account]['gc'][jid] = \
				self.plugin.windows[account]['gc']['tabbed']
			self.plugin.windows[account]['gc']['tabbed'].window.present()
			self.plugin.windows[account]['gc']['tabbed'].active_tab(jid)
		else:
			self.plugin.windows[account]['gc'][jid] = \
				Groupchat_window(jid, nick, self.plugin, account)

	def on_message(self, jid, msg, tim, account):
		"""when we receive a message"""
		if not self.contacts[account].has_key(jid):
			user1 = User(jid, jid, ['not in the roster'], \
				'not in the roster', 'not in the roster', 'none', None, '', 0, '')
			self.contacts[account][jid] = [user1]
			self.add_user_to_roster(jid, account)
		iters = self.get_user_iter(jid, account)
		if iters:
			path = self.tree.get_model().get_path(iters[0])
		else:
			path = None
		autopopup = self.plugin.config['autopopup']
		autopopupaway = self.plugin.config['autopopupaway']
		if (autopopup == 0 or ( not autopopupaway and \
			self.plugin.connected[account] > 2)) and not \
			self.plugin.windows[account]['chats'].has_key(jid):
			#We save it in a queue
			if not self.plugin.queues[account].has_key(jid):
				model = self.tree.get_model()
				self.plugin.queues[account][jid] = Queue.Queue(50)
				self.redraw_jid(jid, account)
				if self.plugin.systray_enabled:
					self.plugin.systray.add_jid(jid, account)
			self.plugin.queues[account][jid].put((msg, tim))
			self.nb_unread += 1
			self.show_title()
			if not path:
				self.add_user_to_roster(jid, account)
				iters = self.get_user_iter(jid, account)
				path = self.tree.get_model().get_path(iters[0])
			self.tree.expand_row(path[0:1], False)
			self.tree.expand_row(path[0:2], False)
			self.tree.scroll_to_cell(path)
			self.tree.set_cursor(path)
		else:
			if not self.plugin.windows[account]['chats'].has_key(jid):
				self.new_chat(self.contacts[account][jid][0], account)
				if path:
					self.tree.expand_row(path[0:1], False)
					self.tree.expand_row(path[0:2], False)
					self.tree.scroll_to_cell(path)
					self.tree.set_cursor(path)
			self.plugin.windows[account]['chats'][jid].print_conversation(msg, \
				jid, tim = tim)

	def on_preferences_menuitem_activate(self, widget):
		if self.plugin.windows['preferences'].window.get_property('visible'):
			self.plugin.windows['preferences'].window.present() # give focus
		else:
			self.plugin.windows['preferences'].window.show_all()

	def on_add_new_contact(self, widget, account):
		Add_new_contact_window(self.plugin, account)

	def on_join_gc_activate(self, widget, account):
		Join_groupchat_window(self.plugin, account)

	def on_new_message_menuitem_activate(self, widget, account):
		New_message_dialog(self.plugin, account)
			
	def on_about_menuitem_activate(self, widget):
		About_dialog(self.plugin)

	def on_accounts_menuitem_activate(self, widget):
		if	self.plugin.windows['accounts'].window.get_property('visible'):
			self.plugin.windows['accounts'].window.present() # give focus
		else:
			self.plugin.windows['accounts'].window.show_all()

	def close_all(self, dic):
		"""close all the windows in the given dictionary"""
		for w in dic.values():
			if type(w) == type({}):
				self.close_all(w)
			else:
				w.window.destroy()
	
	def on_roster_window_delete_event(self, widget, event):
		"""When we want to close the window"""
		if self.plugin.systray_enabled:
			self.window.hide()
		else:
			accounts = self.plugin.accounts.keys()
			get_msg = False
			for acct in accounts:
				if self.plugin.connected[acct]:
					get_msg = True
					break
			if get_msg:
				message = self.get_status_message('offline')
				if message == -1:
					message = ''
				for acct in accounts:
					if self.plugin.connected[acct]:
						self.send_status(acct, 'offline', message)
			self.quit_gtkgui_plugin()
		return True # do NOT destory the window

	def quit_gtkgui_plugin(self):
		"""When we quit the gtk plugin :
		tell that to the core and exit gtk"""
		if self.plugin.config.has_key('saveposition'):
			if self.plugin.config['saveposition']:
				self.plugin.config['x-position'], self.plugin.config['y-position']=\
					self.window.get_position()
				self.plugin.config['width'], self.plugin.config['height'] = \
					self.window.get_size()

		self.plugin.config['hiddenlines'] = '\t'.join(self.hidden_lines)
		self.plugin.send('CONFIG', None, ('GtkGui', self.plugin.config, 'GtkGui'))
		self.plugin.send('QUIT', None, ('gtkgui', 1))
		print _("plugin gtkgui stopped")
		self.close_all(self.plugin.windows)
		if self.plugin.systray_enabled:
			self.plugin.hide_systray()
		gtk.main_quit()

	def on_quit_menuitem_activate(self, widget):
		accounts = self.plugin.accounts.keys()
		get_msg = False
		for acct in accounts:
			if self.plugin.connected[acct]:
				get_msg = True
				break
		if get_msg:
			message = self.get_status_message('offline')
			if message == -1:
				return
			for acct in accounts:
				if self.plugin.connected[acct]:
					self.send_status(acct, 'offline', message)
		self.quit_gtkgui_plugin()

	def on_roster_treeview_row_activated(self, widget, path, col=0):
		"""When an iter is dubble clicked :
		open the chat window"""
		model = self.tree.get_model()
		iter = model.get_iter(path)
		account = model.get_value(iter, 4)
		type = model.get_value(iter, 2)
		jid = model.get_value(iter, 3)
		if (type == 'group') or (type == 'account'):
			if (self.tree.row_expanded(path)):
				self.tree.collapse_row(path)
			else:
				self.tree.expand_row(path, False)
		else:
			if self.plugin.windows[account]['chats'].has_key(jid):
				if self.plugin.config['usetabbedchat']:
					self.plugin.windows[account]['chats'][jid].active_tab(jid)
				self.plugin.windows[account]['chats'][jid].window.present()
			elif self.contacts[account].has_key(jid):
				self.new_chat(self.contacts[account][jid][0], account)
				self.plugin.windows[account]['chats'][jid].active_tab(jid)

	def on_roster_treeview_row_expanded(self, widget, iter, path):
		"""When a row is expanded change the icon of the arrow"""
		model = self.tree.get_model()
		account = model.get_value(iter, 4)
		type = model.get_value(iter, 2)
		if type == 'group':
			model.set_value(iter, 0, self.pixbufs['opened'])
			jid = model.get_value(iter, 3)
			self.groups[account][jid]['expand'] = True
			if account+jid in self.hidden_lines:
				self.hidden_lines.remove(account+jid)
		elif type == 'account':
			if account in self.hidden_lines:
				self.hidden_lines.remove(account)
			for g in self.groups[account]:
				groupIter = self.get_group_iter(g, account)
				if groupIter and self.groups[account][g]['expand']:
					pathG = model.get_path(groupIter)
					self.tree.expand_row(pathG, False)
			
	
	def on_roster_treeview_row_collapsed(self, widget, iter, path):
		"""When a row is collapsed :
		change the icon of the arrow"""
		model = self.tree.get_model()
		account = model.get_value(iter, 4)
		type = model.get_value(iter, 2)
		if type == 'group':
			model.set_value(iter, 0, self.pixbufs['closed'])
			jid = model.get_value(iter, 3)
			self.groups[account][jid]['expand'] = False
			if not account+jid in self.hidden_lines:
				self.hidden_lines.append(account+jid)
		elif type == 'account':
			if not account in self.hidden_lines:
				self.hidden_lines.append(account)

	def on_editing_canceled (self, cell):
		"""editing has been canceled"""
		#TODO: get iter
		#model.set_value(iter, 5, False)
		pass

	def on_cell_edited (self, cell, row, new_text):
		"""When an iter is editer :
		if text has changed, rename the user"""
		model = self.tree.get_model()
		iter = model.get_iter_from_string(row)
		path = model.get_path(iter)
		account = model.get_value(iter, 4)
		jid = model.get_value(iter, 3)
		type = model.get_value(iter, 2)
		if type == 'user':
			old_text = self.contacts[account][jid][0].name
			if old_text != new_text:
				for u in self.contacts[account][jid]:
					u.name = new_text
				self.plugin.send('UPDUSER', account, (jid, new_text, \
					self.contacts[account][jid][0].groups))
			self.redraw_jid(jid, account)
		elif type == 'group':
			old_name = model.get_value(iter, 1)
			#get all users in that group
			for jid in self.contacts[account]:
				user = self.contacts[account][jid][0]
				if old_name in user.groups:
					#set them in the new one and remove it from the old
					self.remove_user(user, account)
					user.groups.remove(old_name)
					user.groups.append(new_text)
					self.add_user_to_roster(user.jid, account)
					self.plugin.send('UPDUSER', account, (user.jid, user.name, \
						user.groups))
		model.set_value(iter, 5, False)
		
	def on_service_disco_menuitem_activate(self, widget, account):
		"""When Service Discovery is selected:
		Call browse class"""
		if not self.plugin.windows[account].has_key('browser'):
			self.plugin.windows[account]['browser'] = \
				Service_discovery_window(self.plugin, account)

	def mkpixbufs(self):
		"""initialise pixbufs array"""
		iconset = self.plugin.config['iconset']
		if not iconset:
			iconset = 'sun'
		self.path = 'plugins/gtkgui/icons/' + iconset + '/'
		self.pixbufs = {}
		for state in ('connecting', 'online', 'chat', 'away', 'xa', 'dnd', \
			'invisible', 'offline', 'error', 'requested', 'message', \
			'opened', 'closed', 'not in the roster'):
			# try to open a pixfile with the correct method
			state_file = state.replace(' ', '_')
			files = []
			files.append(self.path + state_file + '.gif')
			files.append(self.path + state_file + '.png')
			files.append(self.path + state_file + '.xpm')
			image = gtk.Image()
			image.show()
			self.pixbufs[state] = image
			for file in files:
				if os.path.exists(file):
					image.set_from_file(file)
					break

	def reload_pixbufs(self):
		# Update the roster
		self.draw_roster()
		# Update the status combobox
		model = self.status_combobox.get_model()
		iter = model.get_iter_root()
		while iter:
			model.set_value(iter, 1, self.pixbufs[model.get_value(iter, 2)])
			iter = model.iter_next(iter)
		# Update the systray
		if self.plugin.systray_enabled:
			self.plugin.systray.set_img()
		for account in self.plugin.accounts.keys():
			# Update opened chat windows
			for jid in self.plugin.windows[account]['chats']:
				if jid != 'tabbed':
					self.plugin.windows[account]['chats'][jid].set_image(jid)
			# Update opened groupchat windows
			for jid in self.plugin.windows[account]['gc']:
				if jid != 'tabbed':
					self.plugin.windows[account]['gc'][jid].udpate_pixbufs()

	def on_show_offline_contacts_menuitem_activate(self, widget):
		"""when show offline option is changed:
		redraw the treeview"""
		self.plugin.config['showoffline'] = 1 - self.plugin.config['showoffline']
		self.plugin.send('CONFIG', None, ('GtkGui', self.plugin.config, 'GtkGui'))
		self.draw_roster()

	def iconCellDataFunc(self, column, renderer, model, iter, data=None):
		"""When a row is added, set properties for icon renderer"""
		if model.get_value(iter, 2) == 'account':
			renderer.set_property('cell-background', \
				self.plugin.config['accountbgcolor'])
			renderer.set_property('xalign', 0)
		elif model.get_value(iter, 2) == 'group':
			renderer.set_property('cell-background', \
				self.plugin.config['groupbgcolor'])
			renderer.set_property('xalign', 0.5)
		else:
			renderer.set_property('cell-background', \
				self.plugin.config['userbgcolor'])
			renderer.set_property('xalign', 1)
		renderer.set_property('width', 20)
	
	def nameCellDataFunc(self, column, renderer, model, iter, data=None):
		"""When a row is added, set properties for name renderer"""
		if model.get_value(iter, 2) == 'account':
			renderer.set_property('foreground', \
				self.plugin.config['accounttextcolor'])
			renderer.set_property('cell-background', \
				self.plugin.config['accountbgcolor'])
			renderer.set_property('font', self.plugin.config['accountfont'])
			renderer.set_property('xpad', 0)
		elif model.get_value(iter, 2) == 'group':
			renderer.set_property('foreground', \
				self.plugin.config['grouptextcolor'])
			renderer.set_property('cell-background', \
				self.plugin.config['groupbgcolor'])
			renderer.set_property('font', self.plugin.config['groupfont'])
			renderer.set_property('xpad', 4)
		else:
			renderer.set_property('foreground', \
				self.plugin.config['usertextcolor'])
			renderer.set_property('cell-background', \
				self.plugin.config['userbgcolor'])
			renderer.set_property('font', self.plugin.config['userfont'])
			renderer.set_property('xpad', 8)

	def compareIters(self, model, iter1, iter2, data = None):
		"""Compare two iters to sort them"""
		name1 = model.get_value(iter1, 1)
		name2 = model.get_value(iter2, 1)
		if not name1 or not name2:
			return 0
		type = model.get_value(iter1, 2)
		if type == 'group':
			if name1 == 'Agents':
				return 1
			if name2 == 'Agents':
				return -1
		if name1.lower() < name2.lower():
			return -1
		if name2.lower < name1.lower():
			return 1
		return 0

	def drag_data_get_data(self, treeview, context, selection, target_id, etime):
		treeselection = treeview.get_selection()
		model, iter = treeselection.get_selected()
		path = model.get_path(iter)
		data = ""
		if len(path) == 3:
			data = model.get_value(iter, 3)
		selection.set(selection.target, 8, data)

	def drag_data_received_data(self, treeview, context, x, y, selection, info,
		etime):
		merge = 0
		if self.plugin.config['mergeaccounts']:
			merge = 1
		model = treeview.get_model()
		data = selection.data
		if not data:
			return
		drop_info = treeview.get_dest_row_at_pos(x, y)
		if not drop_info:
			return
		path_dest, position = drop_info
		if position == gtk.TREE_VIEW_DROP_BEFORE and len(path_dest) == 2 - merge\
			and path_dest[1 - merge] == 0: #droped before the first group
			return
		if position == gtk.TREE_VIEW_DROP_BEFORE and len(path_dest) == 2 - merge:
			#droped before a group : we drop it in the previous group
			path_dest = (path_dest[1 - merge], path_dest[1 - merge]-1)
		iter_dest = model.get_iter(path_dest)
		iter_source = treeview.get_selection().get_selected()[1]
		path_source = model.get_path(iter_source)
		if len(path_dest) == 1 and not merge: #droped on an account
			return
		if path_dest[0] != path_source[0] and not merge:
			#droped in another account
			return
		iter_group_source = model.iter_parent(iter_source)
		grp_source = model.get_value(iter_group_source, 3)
		if grp_source == 'Agents' or grp_source == 'not in the roster':
			return
		account = model.get_value(iter_dest, 4)
		type_dest = model.get_value(iter_dest, 2)
		if type_dest == 'group':
			grp_dest = model.get_value(iter_dest, 3)
		else:
			grp_dest = model.get_value(model.iter_parent(iter_dest), 3)
		if grp_source == grp_dest:
			return
		for u in self.contacts[account][data]:
			u.groups.remove(grp_source)
			u.groups.append(grp_dest)
		self.plugin.send('UPDUSER', account, (u.jid, u.name, u.groups))
		if model.iter_n_children(iter_group_source) == 1: #this was the only child
			model.remove(iter_group_source)
		#delete the group if it is empty (need to look for offline users too)
		group_empty = True
		for jid in self.contacts[account]:
			if grp_source in self.contacts[account][jid][0].groups:
				group_empty = False
				break
		if group_empty:
			del self.groups[account][grp_source]
		self.add_user_to_roster(data, account)
		if context.action == gtk.gdk.ACTION_MOVE:
			context.finish(True, True, etime)
		return

	def show_title(self):
		start = ""
		if self.nb_unread > 1:
			start = "[" + str(self.nb_unread) + "] "
		elif self.nb_unread == 1:
			start = "* "
		self.window.set_title(start + " Gajim")

	def __init__(self, plugin):
		self.xml = gtk.glade.XML(GTKGUI_GLADE, 'roster_window', APP)
		self.window = self.xml.get_widget('roster_window')
		self.tree = self.xml.get_widget('roster_treeview')
		self.plugin = plugin
		self.nb_unread = 0
		self.add_new_contact_handler_id = False
		self.service_disco_handler_id = False
		self.join_gc_handler_id = False
		self.new_message_menuitem_handler_id = False
		self.regroup = 0
		if self.plugin.config.has_key('mergeaccounts'):
			self.regroup = self.plugin.config['mergeaccounts']
		if self.plugin.config.has_key('saveposition'):
			if self.plugin.config['saveposition']:
				if self.plugin.config.has_key('x-position') and \
					self.plugin.config.has_key('y-position'):
					self.window.move(self.plugin.config['x-position'], \
						self.plugin.config['y-position'])
				if self.plugin.config.has_key('width') and \
					self.plugin.config.has_key('height'):
					self.window.resize(self.plugin.config['width'], \
						self.plugin.config['height'])
		self.window.show_all()
		self.groups = {}
		self.contacts = {}
		for a in self.plugin.accounts.keys():
			self.contacts[a] = {}
			self.groups[a] = {}
		#(icon, name, type, jid, account, editable)
		model = gtk.TreeStore(gtk.Image, str, str, str, str, gobject.TYPE_BOOLEAN)
		model.set_sort_func(1, self.compareIters)
		model.set_sort_column_id(1, gtk.SORT_ASCENDING)
		self.tree.set_model(model)
		self.mkpixbufs()

		liststore = gtk.ListStore(gobject.TYPE_STRING, gtk.Image, \
			gobject.TYPE_STRING)
		self.status_combobox = gtk.ComboBox()
		self.xml.get_widget('vbox1').pack_end(self.status_combobox, False)
		cell = CellRendererImage()
		self.status_combobox.pack_start(cell, False)
		self.status_combobox.add_attribute(cell, 'image', 1)
		cell = gtk.CellRendererText()
		cell.set_property('xpad', 5) # padding for status text
		self.status_combobox.pack_start(cell, True)
		self.status_combobox.add_attribute(cell, 'text', 0)

		for status in ['online', 'away', 'xa', 'dnd', 'invisible', 'offline']:
			if status == 'dnd':
				status_better = 'Busy'
			elif status == 'xa':
				status_better = 'Extended Away'
			else:
				status_better = status.capitalize()
			iter = liststore.append([status_better, self.pixbufs[status], status])
		self.status_combobox.show_all()
		self.status_combobox.set_model(liststore)
		self.status_combobox.set_active(5)

		showOffline = self.plugin.config['showoffline']
		self.xml.get_widget('show_offline_contacts_menuitem').set_active(showOffline)

		#columns
		
		#this col has two cells: first one img, second one text
		col = gtk.TreeViewColumn()
		render_pixbuf = CellRendererImage()
		col.pack_start(render_pixbuf, expand = False)
		col.add_attribute(render_pixbuf, 'image', 0)
		col.set_cell_data_func(render_pixbuf, self.iconCellDataFunc, None)

		render_text = gtk.CellRendererText()
		render_text.connect('edited', self.on_cell_edited)
		render_text.connect('editing-canceled', self.on_editing_canceled)
		col.pack_start(render_text, expand = True)
		col.add_attribute(render_text, 'text', 1)
		col.add_attribute(render_text, 'editable', 5) #5th column?? I don't understand :(
		col.set_cell_data_func(render_text, self.nameCellDataFunc, None)
		self.tree.append_column(col)
		
		#do not show gtk arrows workaround
		col = gtk.TreeViewColumn()
		render_pixbuf = gtk.CellRendererPixbuf()
		col.pack_start(render_pixbuf, expand = False)
		self.tree.append_column(col)
		col.set_visible(False)
		self.tree.set_expander_column(col)

		#signals
		TARGETS = [('MY_TREE_MODEL_ROW', gtk.TARGET_SAME_WIDGET, 0)]
		self.tree.enable_model_drag_source( gtk.gdk.BUTTON1_MASK, TARGETS,
			gtk.gdk.ACTION_DEFAULT| gtk.gdk.ACTION_MOVE)
		self.tree.enable_model_drag_dest(TARGETS, gtk.gdk.ACTION_DEFAULT)
		self.tree.connect("drag_data_get", self.drag_data_get_data)
		self.tree.connect("drag_data_received", self.drag_data_received_data)
		self.xml.signal_autoconnect(self)
		self.id_signal_cb = self.status_combobox.connect('changed',\
														self.on_status_combobox_changed)

		self.hidden_lines = self.plugin.config['hiddenlines'].split('\t')
		self.draw_roster()
		if len(self.plugin.accounts) == 0:
			self.plugin.windows['accounts_window'] = Accounts_window(self.plugin)
			self.plugin.windows['account_modification_window'] = \
				Account_modification_window(self.plugin, {})