diff -r 102fc0b8fe3e -r 480354705c2f ui/gtk/tree.h
--- a/ui/gtk/tree.h	Mon Jan 25 16:36:31 2016 +0100
+++ b/ui/gtk/tree.h	Tue Jan 26 19:45:28 2016 +0100
@@ -69,6 +69,11 @@
         UiTreeEventData *event);
 int ui_tree_path_list_index(GtkTreePath *path);
 
+UIWIDGET ui_combobox_var(UiObject *obj, UiListPtr *list, ui_model_getvalue_f getvalue, ui_callback f, void *udata);
+GtkWidget* ui_create_combobox(UiObject *obj, UiListModel *model, ui_callback f, void *udata);
+void ui_combobox_change_event(GtkComboBox *widget, UiEventData *e);
+void ui_combobox_update(UiEvent *event, void *combobox);
+        
 #ifdef	__cplusplus
 }
 #endif