Re: Help with Glade-3 and gtk.ScrolledWindow

[asomers gmail com]

It seems so obvious now that you point it out.  I have no excuse for
not figuring that out on my own.  Guess I'm just a n00b.  Thanks for
the help.
-Alan

On Fri, May 15, 2009 at 3:55 PM, Tadej Borovšak <tadeboro gmail com> wrote:
> Hello.
>
> There are two kinds of widgets when it comes to adding them in
> scrolled window: those that support scrolling natively and those who
> don't.
>
> Widgets with native scrolling ability are only four: GtkTextView,
> GtkTreeView, GtkIconView and GtkViewport. Those widgets should be
> added to scrolled window using gtk_container_add function.
>
> All other widgets don't support scrolling, and this is why they need
> to be added inside GtkViewport prior being packed inside scrolled
> window. You can do that manually by creating viewport and packing it
> in scrolled window or use convenience function
> gtk_scrolled_window_add_with_viewport that does this for you.
>
> Hope this information helps a bit.
>
> Tadej
>
> 2009/5/12  <asomers gmail com>:
> > I'm trying to use a Scrolled Window in my application, but without
> > success.  Using a TextView as the child widget works, but for any
> > other child widget I get the following error when I run the program:
> >
> > scrolled-win.py:17: GtkWarning: gtk_scrolled_window_add(): cannot add
> > non scrollable widget use gtk_scrolled_window_add_with_viewport()
> > instead
> >  builder.add_from_file('scrolled-win.xml')
> >
> > Then the program appears but without any scroll bars.
> >
> > I've attached a test case.  My system is:
> > Ubuntu 9.04 amd64
> > python 2.6.2
> > python-gtk2-dev 2.14.1-1ubuntu
> > glade-3 3.6.3
> >
> > Does anybody know what I'm doing wrong?  Here is what I've tried already:
> > 1) Using a table of buttons, or a table of labels, or an image as the
> > child widget of the ScrolledWindow produces the same results
> > 2) Using a TextView as the child widget produces the desired result
> > 3) Using libglade instead of gtk.Builder produces the same results
> > 4) Saving the project in libglade format, then converting it with
> > gtk-builder-convert and loading it with gtk.Builder produces the same
> > results
> > 5) Running the example at
> > http://www.micahcarrick.com/12-24-2007/gtk-glade-tutorial-part-1.html
> > produces the same results, if I replace its TextView widget with a
> > table of buttons.
> > 6) Running the C example at that same website produces the same results.
> > 7) Running the scrolledwin.py example from python-gtk2-tutorial works.
> >  This example does not use Glade in any way.
> >
> > -Alan Somers
> >
> > _______________________________________________
> > gtk-app-devel-list mailing list
> > gtk-app-devel-list gnome org
> > http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list
>
>
>
> --
> Tadej Borovšak
> tadeboro.blogspot.com
> tadeboro gmail com
> tadej borovsak gmail com