+
+/* Set FILTER_FUNC for this selector */
+void psppire_selector_set_filter_func (PsppireSelector *selector,
+ FilterItemsFunc *filter_func);
+
+/* Set SELECT_FUNC for this selector */
+void psppire_selector_set_select_func (PsppireSelector *selector,
+ SelectItemsFunc *select_func,
+ gpointer user_data);
+
+/* Force the selector to update its dest and source widgets */
+void psppire_selector_update_subjects (PsppireSelector *selector);
+
+
+void psppire_selector_set_allow (PsppireSelector *, AllowSelectionFunc *);