Re: How to get the Resource ID associate with this FrameWnd?

From:
"Doug Harrison [MVP]" <dsh@mvps.org>
Newsgroups:
microsoft.public.vc.mfc
Date:
Thu, 27 Jul 2006 22:02:16 -0500
Message-ID:
<67vic2dqcb8knqamqpb6uttg3nn0hm5clp@4ax.com>
On Fri, 28 Jul 2006 00:43:13 +0800, "Tham" <thamyt@streamyx.com> wrote:

Hi

I have a MDI application and intend to use a single frame class (CMyFrame
derived from CMDIChildWnd) to create multiple frames.
See the code below:
----------------------------------------------------------------------------------------------------------
CMultiDocTemplate* pDocTemplate;
pDocTemplate = new CMultiDocTemplate(IDR_Resource1TYPE,
                             RUNTIME_CLASS(CTest1Doc),
                             RUNTIME_CLASS(CMyFrame), // custom MDI child
frame
                             RUNTIME_CLASS(CTest1View));
AddDocTemplate(pDocTemplate);
 pDocTemplate = new CMultiDocTemplate(IDR_Resource2TYPE,
                             RUNTIME_CLASS(CTest2Doc),
                             RUNTIME_CLASS(CMyFrame), // custom MDI child
frame
                             RUNTIME_CLASS(CTest2View));
AddDocTemplate(pDocTemplate);
CMultiDocTemplate* pDocTemplate;
pDocTemplate = new CMultiDocTemplate(IDR_Resource3TYPE,
                             RUNTIME_CLASS(CTest3Doc),
                             RUNTIME_CLASS(CMyFrame), // custom MDI child
frame
                             RUNTIME_CLASS(CTest3View));
AddDocTemplate(pDocTemplate);
----------------------------------------------------------------------------------------------------------

However in this frame class, how do I get the Resource ID associate with
this framewnd?


From the frame, get the document, and from the document, get the document
template. Then it gets murky. :) While CDocTemplate stores the resource ID
in m_nIDResource, this member variable is protected, and it doesn't appear
to be exposed to outside users. So you'd have to derive a new class from
CMultiDocTemplate to get to it. That said, there is limited access to the
string associated with the ID through GetDocString. As an alternative to
deriving a new class, you could perhaps maintain a map between document
template pointers and the IDs associated with them.

--
Doug Harrison
Visual C++ MVP

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