--- a/ui/ui/toolkit.h	Sat Aug 30 22:48:46 2014 +0200
+++ b/ui/ui/toolkit.h	Thu Jan 01 11:23:43 2015 +0100
@@ -67,6 +67,8 @@
 #define UI_GROUP_SELECTION     20000
     
 /* public types */
+typedef int UiBool;
+
 typedef struct UiObject    UiObject;
 typedef struct UiEvent     UiEvent;
 typedef struct UiObserver  UiObserver;
@@ -226,7 +228,7 @@
 UIWIDGET ui_sidebar(UiObject *obj);
 void ui_end(UiObject *obj);
 
-
+void ui_layout_fill(UiObject *obj, UiBool fill);
 
 
 UiTabbedPane* ui_tabbed_document_view(UiObject *obj);