Re: [ruby-gnome2-devel-en] Delete child_anchor from textbuffer.

[Edwin <ed...@tk...>]

On Sun, 24 Sep 2006 14:29:35 +0100, Kouhei Sutou <ko...@co...> wrot=
e:
>   Edwin <ed...@tk...> wrote:
>
>> Does anyone know how to delete a child_anchor from a text buffer. I r=
ead
>> something about unreffing it, but couldn't figure out how.
>
> Use Gtk::TextBuffer#delete.
>
>   start_iter =3D buffer.get_iter_at_child_anchor(anchor)
>   end_iter =3D buffer.get_iter_at_child_anchor(anchor)
>   end_iter.forward_char
>   buffer.delete(start_iter, end_iter)
Thanks, this works:

But earlier I tried something very similar:

   start_iter =3D buffer.get_iter_at_child_anchor(anchor)
   end_iter =3D buffer.get_iter_at_offset(  start_iter.offset + 1 )
   buffer.delete(start_iter, end_iter)

and that didn't work. Any idea why?

>
> Gtk::ChildAnchor is represented as a char. See:
>   http://developer.gnome.org/doc/API/2.4/gtk/GtkTextBuffer.html#gtk-te=
xt-buffer-insert-child-anchor
>
>> On a related note there seems to be a bug in get_iter_at_child_anchor=
.  =

>> In
>> contrast to the documentation I need to provide two arguments to the
>> method, although as far as I can tell it only uses the first argument=
  =

>> (the
>> anchor).
>
> You're right. I fixed the bug.
Great!