RE: Language characters

[Owen Taylor <otaylor redhat com>]

On Tue, 2003-07-15 at 10:58, martyn 2 russell bt com wrote:
> > > > I have a bug in my application where someone sends me 
> > > umlauts and it is not
> > > > displayed correctly, see the bug here:
> > > http://sourceforge.net/tracker/index.php?func=detail&aid=77125
> > 9&group_id=646
> > > 00&atid=508042
> > >
> > > The GtkTextView complains that it is not valid UTF8.  I thought umlauts
> were
> > > supported in UTF8.
> >
> > Please read:
> >
> >  http://developer.gnome.org/doc/API/2.0/gtk/gtk-question-index.htm,
> > question 1.7
> >  
> >  http://developer.gnome.org/dotplan/porting/ar01s10.html#gtk-utf8
>
> Ok, I have read that and it makes sence, BUT, if I receive umlauts and they
> are not valid UTF8, and I then proceed to use g_convert, how do I know if it
> is text from a socket which character set I should be from (into UTF8)? 

The encoding has to be part of your network protocol. (Either by passing
it, or by defining what the encoding is as part of the protocol.)
You can't just have a random stream of bytes in an undefined encoding
and tell GTK+ to display it.

Regards,
                                                Owen