disconnect(this, SLOT(ircUserJoinedOrParted(IrcUser *)));
connect(channel, SIGNAL(ircUserJoined(IrcUser *)),
this, SLOT(ircUserJoinedOrParted(IrcUser *)));
connect(channel, SIGNAL(ircUserParted(IrcUser *)),
this, SLOT(ircUserJoinedOrParted(IrcUser *)));
disconnect(this, SLOT(ircUserJoinedOrParted(IrcUser *)));
connect(channel, SIGNAL(ircUserJoined(IrcUser *)),
this, SLOT(ircUserJoinedOrParted(IrcUser *)));
connect(channel, SIGNAL(ircUserParted(IrcUser *)),
this, SLOT(ircUserJoinedOrParted(IrcUser *)));