virtual void Replace(long from, long to, const wxString& value);
virtual void Remove(long from, long to);
virtual void Replace(long from, long to, const wxString& value);
virtual void Remove(long from, long to);
// considering all its contents as a single strings) and (x, y) coordinates
// which represent column and line.
virtual long XYToPosition(long x, long y) const;
// considering all its contents as a single strings) and (x, y) coordinates
// which represent column and line.
virtual long XYToPosition(long x, long y) const;