attemps to make listbox refreshing to work - failed

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/wxUNIVERSAL@8239 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/univ/listbox.h

@@ -106,6 +106,9 @@ public:
     // override some more base class methods
     virtual bool SetFont(const wxFont& font);
 
+    virtual void Refresh( bool eraseBackground = TRUE,
+                          const wxRect *rect = (const wxRect *) NULL );
+
     // the wxUniversal-specific additions
 
     // the current item is the same as the selected one for wxLB_SINGLE