Re: when my window talks to my thread

From:
"Eddie Pazz" <drpazz@hotmail.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Wed, 16 Apr 2008 06:51:50 -0700
Message-ID:
<1C7D6242-DA7E-46D3-AD7A-8A7D93662F64@microsoft.com>
Looks like you're locking the main thread in MyFunction. I'd recommend
checking out Joseph Newcomer's essays on threading
http://www.flounder.com/mvp_tips.htm#hreads%20and%20Processes%20series.

"alexl" <alextheblade@gmail.com> wrote in message
news:70b3690a-4005-49b4-a2bc-970c3b0e514d@m73g2000hsh.googlegroups.com...

hi,

I started my ui thread like this

theApp.m_uithread=(CMyUIThread*)AfxBeginThread(RUNTIME_CLASS(CMyUIThread));

and I have a window that talks to it like this

CMyWnd::MyFunction() {
theApp.m_uithread->PostThreadMessageW( ... );
}

but when I lock like this

CMyWnd::MyFunction() {
theApp.m_uithread->PostThreadMessageW( ... );
m_myCEvent = new CEvent();
m_myCEvent->Lock();
}

it gets in a deadlock and the function in my ui thread that I called
via theApp.m_uithread->PostThreadMessageW stops running.

Is what I am calling a ui thread really a ui thread? Am I doing it
right? Is the window thread and the ui thread separate? thx

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