def __init__(self, parent, win_parent=None):
"""Initialise dialog"""
QtGui.QDialog.__init__(self, win_parent)
self.parent = parent
self.ui = Ui_dlgChatRoster()
self.ui.setupUi(self)
self.roster_timer = QtCore.QTimer(self)
self.new_window_signal = QtCore.SIGNAL(
"new_window_signal(QString, QString)")
self.connect(self, self.new_window_signal, self.open_chat_window)
self.authenticated = False
self.chats = {}
self.roster_names = {}
QtCore.QObject.connect(self.ui.lstRoster, \
QtCore.SIGNAL("itemClicked(QListWidgetItem*)"), self.__activate_roster_item)
QtCore.QObject.connect(self.roster_timer, QtCore.SIGNAL("timeout()"),
self.trigger_roster_update)
