private void XmppCon_OnRosterItem(object sender, RosterItem item)
{
if (base.InvokeRequired)
{
base.BeginInvoke(new XmppClientConnection.RosterHandler(this, (IntPtr) this.XmppCon_OnRosterItem), new object[] { this, item });
}
else if (item.get_Subscription() != 4)
{
this.rosterControl.AddRosterItem(item);
}
else
{
this.rosterControl.RemoveRosterItem(item);
}
}