RE: [gtkmm] remove all children of a Gtk::Container

[Murray Cumming Comneon com]

That sounds like an even better candidate for a test case in bugzilla.

Murray Cumming
murrayc usa net
www.murrayc.com 

> -----Original Message-----
> From: erwan ancel [mailto:erwan ancel free fr] 
> Sent: Montag, 7. April 2003 12:05
> To: gtkmm-list gnome org
> Subject: Re: [gtkmm] remove all children of a Gtk::Container
> 
> 
> well, that's a simple example, but I have to put a custom 
> class in each
> item.
> But I made a test: it crashes exactly the same way when I use
> Combo::set_popdown_strings().
> 
> ----- Original Message -----
> From: "Meier, Elke" <elke meier sysde eads net>
> To: "'erwan ancel'" <erwan ancel free fr>; <gtkmm-list gnome org>
> Sent: Monday, April 07, 2003 9:32 AM
> Subject: AW: [gtkmm] remove all children of a Gtk::Container
> 
> 
> Hi Erwan,
> 
> Why not just use Combo::set_popdown_strings() ?
> 
>   std::vector<Glib::ustring> tmpStrs;  // strings need to be 
> utf8 encoded in
> pango
>   tmpStrs.push_back("");               // add all the strings you want
>   _combo->set_popdown_strings(tmpStrs);
> 
> Why do you want to derive from Gtk::ComboDropDownItem ?
> 
> Elke
> 
> > -----Ursprüngliche Nachricht-----
> > Von: erwan ancel [mailto:erwan ancel free fr]
> > Gesendet: Freitag, 4. April 2003 19:29
> > An: gtkmm-list gnome org
> > Betreff: Re: [gtkmm] remove all children of a Gtk::Container
> >
> >
> > Ok. It doesn't work... Here is a sample code: I just add some
> > entries in the
> > list of a combo box, and then remove them: segmentation fault ...
> > Dos anyone have an idea ?
> > nb: I use derived objects of Gtk::ComboDropDownItem as items.
> > But it should
> > not disturb, should it?
> >
> >     Erwan
> >
> > here is the sample code:
> >
> >
> > #include <gtkmm/main.h>
> > #include <gtkmm/window.h>
> > #include <gtkmm/combo.h>
> >
> > #include <list>
> >
> > class SampleWindow: public Gtk::Window
> > {
> > public:
> >     SampleWindow()
> >     {
> >         add(_combo);
> >         for (int i=1; i<=10; ++i)
> >         {
> >             char buff[100];
> >             sprintf(buff, "entry number %d", i);
> >             _combo.get_list()->children().push_back(*Gtk::manage(new
> > ComboItem(buff)));
> >         }
> >         _combo.get_list()->children().clear();
> >         show_all_children();
> >     }
> >
> > private:
> >     Gtk::Combo _combo;
> >     class ComboItem: public Gtk::ComboDropDownItem
> >     {
> >     public:
> >         ComboItem(const char* s):
> >             _label(s)
> >         {
> >             add(_label);
> >             show_all();
> >         }
> >         Gtk::Label _label;
> >     };
> > };
> >
> >
> > int main(int argc, char *argv[])
> > {
> >     Gtk::Main kit(argc, argv);
> >     SampleWindow sw;
> >     Gtk::Main::run(sw);
> >     return 0;
> > }
> >
> >
> > _______________________________________________
> > gtkmm-list mailing list
> > gtkmm-list gnome org
> > http://mail.gnome.org/mailman/listinfo/gtkmm-list
> >
> 
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