Re: IDispatch and dispinterface

From:
"Igor Tandetnik" <itandetnik@mvps.org>
Newsgroups:
microsoft.public.vc.language
Date:
Tue, 16 Sep 2008 09:26:11 -0400
Message-ID:
<OJMFK$$FJHA.3576@TK2MSFTNGP03.phx.gbl>
"George" <George@discussions.microsoft.com> wrote in message
news:ECC7628C-E246-4172-A140-272BABBD06F1@microsoft.com

Dispinterfaces don't appear in the MIDL-generated header file. Just
derive your class from IDispatch, and use COM_INTERFACE_ENTRY_IID to
map ITestFoo's IID to IDispatch. You will have to define the IID
manually - unfortunately, it doesn't appear in the generated header,
either.


I am happy to follow your help to do practices. But a little confused
about your above statements. You mean no need to change IDL file


Correct.

and only change related C++ file


Yes.

(I am using project name TestATL1,
then I should change file TestFoo.h


Yes.

TestATL1_i.c and TestATL1_i.h)?


No - these are automatically generated.
--
With best wishes,
    Igor Tandetnik

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