+int widget_subset_get_order(void *ctx, unsigned int **order,
+ struct nc_widget_subset *subset);
+void widget_subset_show_inactive(struct nc_widget_subset *subset,
+ struct nc_widget_select *select);
+int widget_subset_n_inactive(struct nc_widget_subset *subset);
+int widget_subset_height(struct nc_widget_subset *subset);
+void widget_subset_drop_options(struct nc_widget_subset *subset);
+void widget_subset_clear_active(struct nc_widget_subset *subset);
+void widget_subset_callback(void *arg,
+ struct nc_widget_subset *subset, int idx);