+void gtk_multi_vpaned_set_data(GtkMultiVPaned * multi_vpaned, char * key, gpointer value);
+gpointer gtk_multi_vpaned_get_data(GtkMultiVPaned * multi_vpaned, char * key);
+GtkWidget * gtk_multi_vpaned_get_widget(GtkMultiVPaned * multi_vpaned);
+GtkWidget * gtk_multi_vpaned_get_first_widget(GtkMultiVPaned * multi_vpaned);
+GtkWidget * gtk_multi_vpaned_get_next_widget(GtkMultiVPaned * multi_vpaned);
+void gtk_multi_vpaned_set_scroll_value(GtkMultiVPaned * multi_vpaned, double value);