1. wxScrollHelper can be used to scroll only parts of window

2. wxTextCtrl and wxButton size calc adjusted again


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/wxUNIVERSAL@8610 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/univ/button.cpp

@@ -31,6 +31,7 @@
 
 #ifndef WX_PRECOMP
     #include "wx/dcclient.h"
+    #include "wx/dcscreen.h"
     #include "wx/button.h"
     #include "wx/validate.h"
 #endif