Re: PostMessage and unprocessed messages

From:
"Giovanni Dicanio" <giovanni.dicanio@invalid.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Sun, 9 Mar 2008 09:48:48 +0100
Message-ID:
<uaxKcKcgIHA.4744@TK2MSFTNGP06.phx.gbl>
"Joseph M. Newcomer" <newcomer@flounder.com> ha scritto nel messaggio
news:dik6t3piblv1a0nons3fvjui0gkvc4opsu@4ax.com...

 // ... in WinMain (or somewhare in dialog parent)
 MessageMemoryManager mgr;

****
You would not declare this in WinMain, because it would then be scoped to
that function.
It is then logically a "global" variable.


If the only thing that the app does is displaying a dialog-box, the code
that creates and runs the dialog-box is in WinMain.
I need the memory manager to live in a context "external" to the dialog-box,
so I put that in WinMain.

malloc/new work remarkably well without the complexity


I need to do something like "Remove all allocated (pending) message heap
data" when the dialog-box closes.
It is not possible with "raw" new/delete.
I need to store somewhere the pointers created with new, and keep track of
them, so I can delete them when I need, calling MemoryManager.Clear().

What happens when MessageMananger::New fails?


MessageManager::New uses 'new' internally.
So, if new fails, I think std::bad_alloc exception is thrown.

Giovanni

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