Applied patch [ 1531615 ] size support for wxFileName

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40659 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/dir.h

@@ -145,6 +145,9 @@ public:
                               const wxString& filespec,
                               int flags = wxDIR_DEFAULT);
 
+    // returns the size of all directories recursively found in given path
+    static wxULongLong GetTotalSize(const wxString &dir, wxArrayString *filesSkipped = NULL);
+
 private:
     friend class wxDirData;