Re: Invalid TextBuffer iterator

[Yann Leydier <yann leydier info>]

There's obviouly no need to call set_buffer() with the pointer you got 
with get_buffer().

Appart from this, I don't see what could be wrong (event if the text is 
added after the Mark, this should not crash).

On 07/12/12 10:12, ch01 wrote:
> Yann LEYDIER wrote:
> > Hi,
> >
> > I think there is no need to create a new TextBuffer, you could just
> > write (and that's what I did in an application that uses a TextView
> > whithout crashing):
> > m_refTextBuffer = get_buffer();
> >
> > Or maybe creating the Mark after linking the TextBuffer to the TextView
> > would do the trick…
> >
> > yann
> >
> > On 07/12/12 09:26, ch01 wrote:
> > > Hi, I get an error when inserting and scrolling the Gtk::TextBuffer, when
> > > i
> > > get the error the program sometimes crashes. This is the error i get:
> > >
> > >    Gtk-WARNING **: Invalid text buffer iterator: either the iterator is
> > > uninitialized, or the characters/pixbufs/widgets in the buffer have been
> > > modified since the iterator was created.
> > > You must use marks, character numbers, or line numbers to preserve a
> > > position across buffer modifications.
> > > You can apply tags and insert marks without invalidating your iterators,
> > > but any mutation that affects 'indexable' buffer contents (contents that
> > > can
> > > be referred to by character offset)
> > > will invalidate all outstanding iterators
> > >
> > > ---------------------------------------------------------------------------------------
> > > Here's my source code: http://pastebin.com/jrVCU8pm.
> > > I have tried all my best to fix it, but i just couldn't. Any sort of help
> > > would be appreciated.
> > _______________________________________________
> > gtkmm-list mailing list
> > gtkmm-list gnome org
> > https://mail.gnome.org/mailman/listinfo/gtkmm-list
>
> I have modified the code to your suggestions but still no changes i still
> get the same error :( .
> here's the modified code:  http://pastebin.com/jrVCU8pm