Re: Treeview Row Count

[Kristian Rietveld <kris gtk org>]

Also note that for *lists* (so no parent nodes, no children) a call
like gtk_tree_model_iter_n_children (model, NULL) will suffice.


-kris.

On Thu, Sep 24, 2009 at 1:32 PM, Tadej BorovÅak <tadeboro gmail com> wrote:
> Hello.
>
> > Is there a function to give the number of rows in a treeview?
>
> You probably want to know how many lines are in the GtkTreeModel that
> serves as data source for GtkTreeView. There is no simple function
> that would serve you this number, so you'll have to take one of the
> two available paths:
> 1) maintain number of rows externally by increasing/decreasing it on
> additions/removals
> 2) traverse the whole model and count the lines
>
> If you go with second option, gtk_tree_model_foreach function may be
> of help. Sample counter would look like this:
>
> ---- CODE ----
> ...
>
> gint no_rows = 0;
>
> gtk_tree_model_foreach( model, (GtkTreeModelForeachFunc)count, &no_rows );
>
> ...
>
>
> static gboolean
> count( GtkTreeModel *model,
> Â Â Â GtkTreePath Â*path,
> Â Â Â GtkTreeIter Â*iter,
>    gint     *no_rows )
> {
> Â Â*no_rows+;
> Â Âreturn( FALSE );
> }
> ---- CODE ----
>
> Tadej
>
> --
> Tadej BorovÅak
> tadeboro.blogspot.com
> tadeboro gmail com
> tadej borovsak gmail com
> _______________________________________________
> gtk-app-devel-list mailing list
> gtk-app-devel-list gnome org
> http://mail.gnome.org/mailman/listinfo/gtk-app-devel-list