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From: tonyg <tonythegair@gmail.com>
Newsgroups: comp.lang.ada
Subject: Re: gtkada and redrawing
Date: Tue, 23 Aug 2011 12:03:38 -0700 (PDT)
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Date: 2011-08-23T12:03:38-07:00
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On Aug 23, 6:49=A0pm, "Dmitry A. Kazakov" <mail...@dmitry-kazakov.de>
wrote:
> On Tue, 23 Aug 2011 07:12:31 -0700 (PDT), tonyg wrote:
> > I have a toggle button and a Gentry in a Hbox. However I only want the
> > Gentry to appear when the toggle button is toggled and I want the
> > toggle button to fill the hbox when it is untoggled. If I use hide
> > then the toggle button stays the same size!
>
> Remove it from the container (Hbox) using Remove (see Gtk.Container). Add
> it back when needed. Do not forget to use Pack_Start/End for the button
> with Fill and Expand set to true.
>
> If you don't want to create the entry anew each time you need it, you can
> Ref it. But do not forget to call Unref when Hbox or its container finall=
y
> disappear. There are many ways to do this. You can connect to Gtk_Box's
> "destroy", you can derive from it your own type and place a hard referenc=
e
> to the entry into it upon Initialize etc.
>
> P.S. Actually it is always a good idea to derive new widgets from Gtk
> containers. It looks as an overkill, but in a long run it pays off.
>
> --
> Regards,
> Dmitry A. Kazakovhttp://www.dmitry-kazakov.de

Thanks Dmitry