+ wxASSERT_MSG( mode.find_first_of('+') != wxString::npos,
+ "must be opened in read-write mode for this class to work" );
+
+ wxFFileOutputStream::m_file =
+ wxFFileInputStream::m_file = new wxFFile(fileName, mode);
+
+ // see comment in wxFileStream ctor
+ wxFFileInputStream::m_file_destroy = true;