Re: Don't allow stretch

From:
"Drew" <drew.nospam.myers@esrd.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Mon, 7 Aug 2006 16:13:31 -0500
Message-ID:
<e9PwWZmuGHA.5044@TK2MSFTNGP05.phx.gbl>
Thanks. That's what I needed.

Drew

"Joseph M. Newcomer" <newcomer@flounder.com> wrote in message
news:61ddd2562pjqtp28hpc66ds88hc1usp7c8@4ax.com...

Several things here:

First, you have to process the OnNcHitTest message. If you get back a
resizing option you
don't support, such as HTLEFT or HTRIGHT, change it to HTNOWHERE [I think
that's the
code]; if it is for a diagonal sizing, just change it to the correct
vertical sizing only,
e.g.,

UINT CMyDialog::OnNcHitTest(...)
   {
    UINT where = CDialog::OnNcHitTest(...);
    switch(where)
        {
         case HTCLIENT:
         case HTCAPTION:
         ... others to be left alone...
                     return where;
         case HTLEFT:
         case HTRIGHT:
                    return HTNOWHERE;
         case HTTOPLEFT:
         case HTTOPRIGHT:
                    return HTTOP;
         case HTBOTTOMLEFT:
         case HTBOTTOMRIGHT:
                    return HTBOTTOM;
         default:
                    ASSERT(FALSE); // you missed a case!
                    return where;
      }

Then you have to handle WM_GETMINMAXINFO (OnGetMinMaxInfo) and set the
mintrack and
maxtrack values, and for the width values these will be identical to the
actual width, so
this will handle non-mouse-resizing as well (including maximizing)
joe

On Fri, 4 Aug 2006 16:23:05 -0500, "Drew" <drew.nospam.myers@esrd.com>
wrote:

Is there a way to not allow vertical stretching of a dialog while
allowing horizontal stretching without getting a flicker?
Preferably, not even allowing the cursor to switch to the
sizing cursor.

Thanks,
Drew


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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