Re: Invalid TextBuffer iterator
- From: ch01 <ch01 cout gmail com>
- To: gtkmm-list gnome org
- Subject: Re: Invalid TextBuffer iterator
- Date: Fri, 7 Dec 2012 01:12:45 -0800 (PST)
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.
>>
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>
>
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
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