Re: PostMessage and unprocessed messages

From:
"Giovanni Dicanio" <giovanni.dicanio@invalid.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Fri, 7 Mar 2008 18:48:15 +0100
Message-ID:
<e4sarvHgIHA.5900@TK2MSFTNGP02.phx.gbl>
"Scott McPhillips [MVP]" <org-dot-mvps-at-scottmcp> ha scritto nel messaggio
news:uImn9ZHgIHA.5036@TK2MSFTNGP06.phx.gbl...

After WaitForSingleObject returns you can run a message loop to flush the
queue of any pending messages.


Scott: I wrote that code after WFSO:

<code>

  //
  // Flush the queue of any WMU_WORKER_PROGRESS pending messages,
  // so we can delete the seneder's dynamically allocated data
  //
  MSG msg;
  while ( ::PeekMessage( &msg, m_hWnd, WMU_WORKER_PROGRESS,
WMU_WORKER_PROGRESS, PM_REMOVE ) )
  {
     ATLASSERT( msg.message == WMU_WORKER_PROGRESS );

     // Extract data from lParam
     ProgressMsgData * data = (ProgressMsgData *) (msg.lParam);
     ATLASSERT(data != NULL);

     // Release heap memory
     delete data;
  }

</code>

I did some tests, and it seems to me that it worked just fine!

All dynamically allocated data is now properly released.

This solves my problem: thank you, and also thank you all!

BTW: I have only one doubt: why the debug CRT did not report me memory
leaks?
I discovered them using my custom tracing mechanism (using ATLTRACE in
constructor and destructors)...

Giovanni

 

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