GTree.model_signals@gtkdoc gtk GtkTreeModel
method row_changed : callback:(Gtk.tree_path -> Gtk.tree_iter -> unit) ->
GtkSignal.idmethod row_deleted : callback:(Gtk.tree_path -> unit) -> GtkSignal.idmethod row_has_child_toggled : callback:
(Gtk.tree_path -> Gtk.tree_iter -> unit) ->
GtkSignal.idmethod row_inserted : callback:(Gtk.tree_path -> Gtk.tree_iter -> unit) ->
GtkSignal.idmethod rows_reordered : callback:(Gtk.tree_path -> Gtk.tree_iter -> unit) ->
GtkSignal.id