Re: Showing a modal dialog AFTER my SDI app is visible.

From:

"AliR $VC++ MVP$" <AliR@online.nospam>

Newsgroups:

microsoft.public.vc.mfc

Date:

Tue, 21 Aug 2007 15:49:34 -0500

Message-ID:

<dhIyi.4884$i75.2801@newssvr19.news.prodigy.net>

You made me second guess myself, so tested it. With the following code no
window was display until I dismissed the about dialog.

void CLoginTestView::OnInitialUpdate()
{
   CView::OnInitialUpdate();

   UpdateWindow();
   CAboutDlg Dlg;
   Dlg.DoModal();
}

AliR.

"Joseph M. Newcomer" <newcomer@flounder.com> wrote in message
news:k4jmc3tudphlkjjkq79vqclp04vkff0lsv@4ax.com...

Not true. UpdateWindow will cause the window to draw if it is still
hidden, as is usually
the case during OnInitialUpdate. I've used this technique numerous times
and never seen a
failure.
joe

On Tue, 21 Aug 2007 20:28:54 GMT, "AliR $VC++ MVP$" <AliR@online.nospam>
wrote:

The UpdateWindow call is irrelavent. If the window is already up then
everything is ok, if the window is not up yet, as the case would be in
OnInitialUpdate then calling UpdateWindow before you call DoModal will not
do anything at all.

AliR.

"David Webber" <dave@musical-dot-demon-dot-co.uk> wrote in message
news:uUrfy7C5HHA.2752@TK2MSFTNGP06.phx.gbl...

"AliR (VC++ MVP)" <AliR@online.nospam> wrote in message
news:6iHyi.1328$vU4.1010@nlpi068.nbdc.sbc.com...

Why painting code? That is a really poor place for something like that.

As I say, I don't like it either. But it occurred to me that calling it
in the painting code ensures that the dialogue comes up after the Window
is painted :-)

Otherwise PostMessage is a very good solution.

I use it a lot for "do this in a moment" things.

Another (better?) solution, now you mention it, is in the response to
the
message, do an UpdateWindow() immediately before launching the dialogue.

Dave
--
David Webber
Author of 'Mozart the Music Processor'
http://www.mozart.co.uk
For discussion/support see
http://www.mozart.co.uk/mzusers/mailinglist.htm

Joseph M. Newcomer [MVP]
email: newcomer@flounder.com
Web: http://www.flounder.com
MVP Tips: http://www.flounder.com/mvp_tips.htm

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