Re: How to get the first visible row in a tree view?

[Gabriel de Perthuis <Gabriel de-Perthuis laPoste net>]

Le dimanche 13 mars 2005 Ã 20:59 +0000, David Rosal a Ãcrit :
> Gabriel de Perthuis wrote:
>
> > Better:
> >
> > GdkRectangle r;
> > int xw, yw;
> > GtkTreePath* path = gtk_tree_path_new();
> >
> > gtk_tree_view_get_visible_rect(tv, &r);
> > gtk_tree_view_tree_to_widget_coords(tv, r.x, r.y, &xw, &yw);
> > gtk_tree_view_get_tree_path_at_pos(tv, xw, xy, &path, NULL, NULL, NULL);
>
>
> It works!
> It gives me a valid path and I can retrieve the filename.
>
> But I get this warning:
>
>      Gtk-CRITICAL **: gtk_tree_view_get_path_at_pos: assertion 
> `tree_view->priv->bin_window != NULL' failed
Maybe the tree view isn't realised yet.
Grab devhelp for advanced gtk API lore, I think there's something about
that.

Good luck!