The interface for sortable models used by GtkTreeView
gtk.tree_sortable.TreeSortable is an interface to be implemented by tree models which support sorting. The gtk.tree_view.TreeView uses the methods provided by this interface to sort the model.
Deprecated: There is no replacement for this interface. You should use gtk.sort_list_model.SortListModel to wrap your list model instead
The interface for sortable models used by GtkTreeView
gtk.tree_sortable.TreeSortable is an interface to be implemented by tree models which support sorting. The gtk.tree_view.TreeView uses the methods provided by this interface to sort the model.