Re: PreCreateWindow() & CListBox

From:
"Mark Salsbery [MVP]" <MarkSalsbery[MVP]@newsgroup.nospam>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 1 Oct 2007 15:10:58 -0700
Message-ID:
<eMMCBgHBIHA.5196@TK2MSFTNGP02.phx.gbl>
I know what you're saying Tom, but the controls in this case are being
created with the dialog, not by the OP.

In this case, I imagine they're being attached to MFC objects (subclassed)
in the DDX mechanism, which is later than WM_CREATE, which is later than
PreCreateWindow()....

Cheers,
Mark

--
Mark Salsbery
Microsoft MVP - Visual C++

"Tom Serface" <tom.nospam@camaswood.com> wrote in message
news:%2307SOMGBIHA.1164@TK2MSFTNGP02.phx.gbl...

Hi Mark,

I think OnCreate would be called for the ListBox as it was being created
and I also think Create is a virtual function so as a last resort that
could be overridden, but to be fair I haven't tried doing it. It should
be easy for OP to give it a try in their derived class. I agree with you
though, if it is in the resources setting it in the resource editor is
always the safest bet.

Tom

"Mark Salsbery [MVP]" <MarkSalsbery[MVP]@newsgroup.nospam> wrote in
message news:uWNJUKGBIHA.4880@TK2MSFTNGP03.phx.gbl...

".rhavin grobert" <clqrq@yahoo.de> wrote in message
news:1191266548.093000.160770@y42g2000hsy.googlegroups.com...

On Oct 1, 8:20 pm, "Mark Salsbery [MVP]"
<MarkSalsbery[MVP]@newsgroup.nospam> wrote:

It looks like you're removing the LBS_OWNERDRAWVARIABLE style and
adding the LBS_OWNERDRAWFIXED style.


er... yes, that's what i meant ;-)

Also, the last param to ModifyStyle() is NOT a bool.


I know, but for testing purposes 'twas enough. WS_VISIBLE, if you
prefer. It only has to be something != 0.


Why not 0? You should only use non-0 if you want to specify flags.

I don't believe PreCreateWindow() will be called for a subclassed
control created from a dialog resource.


In my CButton deriviation it gets called...


Then why did you state "the PreCreateWindow() is not called at
all;-\"??

You can try Tom's suggestion, but I don't know if you'll get an
OnCreate() for a dialog resource control either.

Some styles cannot be changed after a control is created....I'm not sure
if that applies here - it's not documented.

If it's a resource, why not set the style in the resource file?

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