Re: Creating A Window

From:
"David Ching" <dc@remove-this.dcsoft.com>
Newsgroups:
microsoft.public.vc.mfc
Date:
Tue, 28 Apr 2009 14:50:09 -0700
Message-ID:
<#sBvQtEyJHA.4632@TK2MSFTNGP02.phx.gbl>
"Joseph M. Newcomer" <newcomer@flounder.com> wrote in message
news:ftoev4tvtkdsr8s6rq8hfgimuvb4biamfj@4ax.com...

In Qt you can write:

QMyDialog dlg;
int x = 300;
int y = 300;
dlg.move (x, y);

****
Not clear why you need variables...
****


For illustrative purposes, same as my naming of QMyDialog. Obviously, this
is not used in production code, as I made clear by my saying, "In Qt you can
write:" (note I did not say, "Here's a snippet direct from my shipping
code.").

dlg.exec(); // does a DoModal();

and it will show the dialog with upper left corner at (300,300). I'm not
sure it creates the HWND in the QMyDialog ctor, or if the move() simply
caches the x,y and performs the movement after the HWND is created in
exec().

****
It would have to establish this as the position in something like a CPoint
variable. Then,
upon creation, the internal OnInitDialog (perhaps even the general Qt
equivalent of
CDialog::OnInitDialog) it would do a SetWindowPos to the stored value.
There's no other
way to do it that I am aware of, given the DoModal does not happen until
the exec() call.
joe
****


Instead of speculating, we would need to look at the Qt code to see which of
the two methods it uses to accomplish this. The point is, it does
accomplish it. So does WinForms and a variety of modern frameworks. And
MFC doesn't. And people say MFC is still being enhanced....

-- David

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