The GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID can be used to make a #GtkTreeSortable use the default sort function.
See also gtk_tree_sortable_set_sort_column_id()
See Source File
The GTK_TREE_SORTABLE_DEFAULT_SORT_COLUMN_ID can be used to make a #GtkTreeSortable use the default sort function.
See also gtk_tree_sortable_set_sort_column_id()