Re: Gtk::Widget::destory() ?
- From: "Jonathon Jongsma" <jonathon jongsma gmail com>
- To: "Murray Cumming" <murrayc murrayc com>
- Cc: gtkmm-list gnome org
- Subject: Re: Gtk::Widget::destory() ?
- Date: Fri, 6 Oct 2006 11:28:56 -0500
On 10/6/06, Murray Cumming <murrayc murrayc com> wrote:
On Fri, 2006-10-06 at 16:50 +0200, Maik Beckmann wrote:
> > > vbox->remove( *pbar ) ;
> > >
> > > At this point it should be destroyed automatically.
> >
> > No, child widgets are not destroyed when you remove them (well, since we
> > fixed that bug, in 2.6 or 2.8). That would be quite random.
> >
> > They _are_ destroyed, if they are managed, when the parent container is
> > destroyed, if the child is _still_ a child of that parent.
> >
> > --
> > Murray Cumming
>
> So calling gtk_widget_destroy is a good way to prevent an unnecessary memory consuption, if a huge number of Widgets is created on the fly ?
No, calling gtk_widget_destroy() will probably always lead to disaster.
If you want to delete your widgets, or any other object, then use the C
++ keyword "delete".
...which means that the documentation that Maik brought up at the
beginning of this thread should really be changed so that it doesn't
mention anything about Gtk::Widget::Destroy() (which doesn't exist)
but instead tell people to 'delete' the widget in the normal C++ way.
--
jonner
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