Hallo Aitor

it took a while answer. 

In your example you derive Gtk::TreeView but you use
plain Gtk::ListStore. 

I would like to build my own storage class and therefore
derive from Gtk::TreeModel.

Regards

Jens

> > Hi,
> > 
> > I understand that one can implement custom TreeModels (to replace
> > Gtk::ListStore and Gtk::TreeStore). Can this be done by deriving
> > from Gtk::TreeModel? Do you have a tutorial on this subject.
> > What would be the skeleton of such a derived class?
> > 
> > class myModel : public ?Gtk::TreeModel{?
> > 
> > public:
> >    Gtk::TreeModelFlags?     get_flags_vfunc () const;
> > 
> > //.... and other vfuncs
> > 
> > };
> > 
> > Thanks for any hints.
> > 
> > Regards
> > 
> > Jens
> 
> Maybe, this example can help you:
> 
> https://git.devuan.org/aitor_czr/simple-netaid-gtk/tree/master/
> 
> Have a look at the treeview.cpp and the col_model.cpp
> 
> You can find another example in the gtkmm tutorial:
> 
> https://developer.gnome.org/gtkmm-tutorial/stable/sec-treeview-exampl

es.html.en
> 
> BTW, it'll not build succesfully in debian or devuan jessie (or 
> derivatives) due to the version of g++, getting the following errors:
> 
> [...]
> simple-netaid-gtk/include/passwd_dialog.h:32:8: error: ?thread? in 
> namespace ?std? does not name a type
>   ?? std::thread *m_WorkerThread;
> window_main_worker.h:44:16: error: ?mutex? in namespace ?std? does

not 
> name a type
>   ?? mutable std::mutex m_Mutex;
> [...]
> 
> HTH,
> 
>   ? Aitor.
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