# Class virtual OgtkTreeProps.tree_model_sigs

    class virtual tree_model_sigs : object .. end

    method private virtual connect : 'b. ([> `treemodel ], 'b) GtkSignal.t -> callback:'b -> GtkSignal.id

    method private virtual notify : 'b.
             ([> `treemodel ] as 'a, 'b) Gobject.property ->
             callback:('b -> unit) -> GtkSignal.id

    method row_changed : callback:(Gtk.tree_path -> Gtk.tree_iter -> unit) -> GtkSignal.id

    method row_deleted : callback:(Gtk.tree_path -> unit) -> GtkSignal.id

    method row_has_child_toggled : callback:(Gtk.tree_path -> Gtk.tree_iter -> unit) -> GtkSignal.id

    method row_inserted : callback:(Gtk.tree_path -> Gtk.tree_iter -> unit) -> GtkSignal.id

    method rows_reordered : callback:(Gtk.tree_path -> Gtk.tree_iter -> unit) -> GtkSignal.id