Re: COM question

From:
"Alexander Nickolov" <agnickolov@mvps.org>
Newsgroups:
microsoft.public.vc.atl
Date:
Fri, 12 May 2006 16:29:04 -0700
Message-ID:
<OB4$bvhdGHA.536@TK2MSFTNGP02.phx.gbl>
Indeed it is. It does some work generating files, then it
behaves like #include for the generated header (.TLH)

--
=====================================
Alexander Nickolov
Microsoft MVP [VC], MCSD
email: agnickolov@mvps.org
MVP VC FAQ: http://www.mvps.org/vcfaq
=====================================

"JJ" <JJ@discussions.microsoft.com> wrote in message
news:1D02212C-3763-4326-9647-1750E8D2C33F@microsoft.com...

Thank you. I thought #import is something similar to #include.
JJ

"Igor Tandetnik" wrote:

JJ <JJ@discussions.microsoft.com> wrote:

Your said #import xxx.tlb and #import xxx.dll behave the same. Does
that mean using #import tlb is better than #import dll because if
type library is bound to the dll, import dll will make code larger?


What do you mean, make code larger? Do you think #import physically
embeds the DLL into your program or something?

A type library is a piece of data. It makes no difference whether this
block of data is stored in a separate file, or is attached to a DLL. All
#import does is read this data and produce a couple of text files that
are then passed to the compiler. You can look at these files yourself,
they have .tlh and .tli extensions.
--
With best wishes,
    Igor Tandetnik

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necessarily a good idea. It is hard to be sure where they are going to
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