public IAsyncResult BeginOpenChat(string room, AsyncCallback callback, object @object)
{
if (openChatDel != null)
{
throw new InvalidOperationException("Can't open multiple Chats at a time");
}
openChatDel = new OpenChatDel(OpenChat);
return(openChatDel.BeginInvoke(room, callback, @object));
}
public ChatRoom EndOpenChat(IAsyncResult res)
{
if (openChatDel == null)
{
throw new InvalidOperationException("Something bad happened");
}
OpenChatDel tmp = openChatDel;
openChatDel = null;
return(tmp.EndInvoke(res));
}
public ChatRoom EndOpenChat(IAsyncResult res)
{
if (openChatDel == null)
throw new InvalidOperationException ("Something bad happened");
OpenChatDel tmp = openChatDel;
openChatDel = null;
return tmp.EndInvoke (res);
}
public IAsyncResult BeginOpenChat(string room,AsyncCallback callback,object @object)
{
if (openChatDel != null)
throw new InvalidOperationException ("Can't open multiple Chats at a time");
openChatDel = new OpenChatDel (OpenChat);
return openChatDel.BeginInvoke (room, callback,@object);
}
