Re: SendMessage() from CAsyncSocket to CDialog.

From:
David Wilkinson <no-reply@effisols.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 01 Jun 2009 14:07:00 -0400
Message-ID:
<eD8hDPu4JHA.4116@TK2MSFTNGP04.phx.gbl>
nexolite wrote:

This is in reference to following post:

http://groups.google.co.in/group/microsoft.public.vc.mfc/browse_thread/thread/26d525c01a51ca3/cbc7666feab318ed?lnk=gst&q=nexolite#cbc7666feab318ed

here I wanted to implement the SendMessage() to dialog class method as
suggested by joe.
here is what his post was:

*************
void ConnectionManager::OnAccept(int nErrorCode)
    {
     if(nErrorCode == 0)
       { /* got it! */
        ConSock * sock = new ConSock;
        if(Accept(*sock))
           { /* got connection */
            pwnd->SendMessage(UWM_CONNECTED, (WPARAM)sock);
           } /* got connection */
        else
            ... deal with error
      } /* got it */
   else
      ... deal with error
   }

Note that this does not require ANY knowledge of what the parent class is,
what its type
is, the header file from the parent class, or anything else.

****
But here he is using pwnd (which in my code was CDialog*),
 but then if you are using pwnd, then how does it not require any knowledge


It does not require any knowledge of the parent window, other than that it is a
CWnd. Your pWnd may actually point to a CMyDialog object, but your socket class
does not need to know that.

--
David Wilkinson
Visual C++ MVP

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