diff -r eb5269000bc8 -r eeb50c534497 ui/common/context.h
--- a/ui/common/context.h	Sun Dec 08 11:20:41 2013 +0000
+++ b/ui/common/context.h	Fri Mar 21 13:20:53 2014 +0100
@@ -42,20 +42,25 @@
 struct UiContext {
     UiObject     *toplevel;
     UcxMempool   *mempool;
-    UcxAllocator *allocator;
     UcxMap       *vars; // key: char*  value: UiVar*
 };
 
 struct UiVar {
-    void *value;
-    int  type;
-    int  isextern;
+    void   *value;
+    int    type;
+    int    isextern;
+    UcxMap *from;
+};
+
+enum UiVarType {
+    UI_VAR_INTEGER = 0,
+    UI_VAR_STRING
 };
 
 UiContext* uic_context(UiObject *toplevel, UcxMempool *mp);
-
-UiVar* uic_getvar(UiObject *obj, char *name);
-void uic_rmvar(UiObject *obj, char *name);
+UiVar* uic_getvar(UiContext *ctx, char *name);
+UiVar* uic_connect_var(UiContext *ctx, char *name, int type);
+void* uic_create_value(UcxAllocator *a, int type);
 
 
 #ifdef	__cplusplus