Small changed to wxExtDialog

Made DnD use long instead of int
  Made DnD sample compile again
  Re-Updated wxTextDialog
  Added GetDefaultSize() to wxButton


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@2951 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/gtk/button.h

@@ -60,6 +60,8 @@ class wxButton: public wxControl
     void SetDefault();
     void SetLabel( const wxString &label );
     bool Enable( bool enable );
+
+    static wxSize GetDefaultSize();
     
   // implementation