Re: does my app need to intercept wm_quit?

From:
 alexl <alextheblade@gmail.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 20 Aug 2007 21:08:45 -0700
Message-ID:
<1187669325.442673.189440@50g2000hsm.googlegroups.com>
It didn't work in this test I tried.

The message box "Thread running" pops up, but if I quit the app from
file/quit, the end of message box never appears. I also tried deriving
a class from CWinThread and overrode ExitInstance but ExitInstance
never gets called.

Any ideas? (Ps I'm sure this has been solved thousands of times before
but I don't know where to look)

UINT MyControllingFunction( LPVOID pParam ) {

    MSG msg;
    BOOL bRet;
    boolean done=false;
    Sleep(2000);
    AfxMessageBox(L"thread running");
    while (!done && (bRet = GetMessage( &msg, NULL, 0, 0 )) != 0) {
        switch (msg.message) {

            default:
                break;
        }
    }
    AfxMessageBox(L"endofthread");

    return 0;
}

On Aug 14, 3:37 pm, "Scott McPhillips [MVP]" <org-dot-mvps-at-
scottmcp> wrote:

alexlwrote:

Hi,

if I have a mfc thread that spawns a com object, does my thread need
to intercept WM_QUIT in its message loop before passing it up the
chain, that is if I have clean up code that needs to execute before
shut down?

Thx


The CWinThread message loop takes care of WM_QUIT for you. It calls
ExitInstance, which is a good place for you to clean up thread objects.

--
Scott McPhillips [MVP VC++]

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