/// match a string against a particular point in the paragraph
bool isTextAt(string const & str, lyx::pos_type pos) const;
/// for recording and looking up changes in revision tracking mode
boost::scoped_ptr<Changes> changes_;
/// match a string against a particular point in the paragraph
bool isTextAt(string const & str, lyx::pos_type pos) const;
/// for recording and looking up changes in revision tracking mode
boost::scoped_ptr<Changes> changes_;