Re: Glib error

[Bob Caryl <bob fis-cal com>]

Alexander wrote:

> On Mon, 30 Jan 2006 16:04:39 +0200, Bob Caryl <bob fis-cal com> wrote:
>
> > Volosatov Alexander wrote:
> >
> > > I have:
> > >
> > > list<Glib::ustring> string_Fish_name;
> > > Gtk::Combo combo_Fish_name;
> > > DB fish_info; //class-interface for DB
> > > //if Connection OK
> > > if (fish_info.DB_Connect("") == -1)
> > > {
> > >     // if query OK
> > >     if (fish_info.DB_SQL_Query("SELECT fish_name FROM t_fish") == -1)
> > >     {
> > >         //if count(row) > 0
> > >         if (fish_info.DB_Result_n() > 0)
> > >         {
> > >             //getting result
> > >             string_Fish_name = fish_info.DB_Result_values(0);
> > >         }
> > >     }
> > > }
> > >
> > > combo_Fish_name.set_popdown_strings(string_Fish_name);
> > >
> > > ERROR: Glib-ERROR **::gmem.c:174:faild allocate 16 bytes
> > >
> > > Sometimes crach after widget.show();
> > > Sometimes after 5-10 seconds.
> > >
> > > When I use:
> > > string_Fish_name.push_back("fish one");
> > > string_Fish_name.push_back("fish two");
> > > no prolems.
> > >
> > > Problems were only after using access to DB
> > >
> > > How to solve?
> > > Please help.
> > > Any questions? - I answer.
> > > _______________________________________________
> > > gtkmm-list mailing list
> > > gtkmm-list gnome org
> > > http://mail.gnome.org/mailman/listinfo/gtkmm-list
> > Your information is sketchy; but, the = operator for a std::list
> > requires that its argument be a std::list of the exact same type, so if
> > the call to DB_Result_values(0) does not return a list<Glib::ustring>
> > then your results are to be expected.
> >
> > Bob
>
>
> It has the same type:
>
> list<Glib::ustring> DB::DB_Result_cols()
> {
>     list<Glib::ustring> col_name;
>     
>     if (DB_Status_Result() && (DB_Result_coln() > 0))
>     {
>         for (int i = 0; i < DB_Result_coln(); ++i)
>         {
>             col_name.push_back(PQfname(result, i));
>         }
>     }
>     
>     return col_name;
> }
Aye, but what does "fish_info.DB_Result_values(0)" return?

Bob

begin:vcard
fn:Robert Caryl
n:Caryl;Robert
org:Fiscal Systems, Inc.
adr:;;102 Commerce Circle;Madison;AL;35758;USA
email;internet:bob fis-cal com
title:Senior Software Design Engineer
tel;work:356-772-8920 X108
x-mozilla-html:TRUE
url:http://www.fis-cal.com
version:2.1
end:vcard