- LyXTextClass(string const & = string(),
- string const & = string(),
- string const & = string());
+ LyXTextClass(std::string const & = std::string(),
+ std::string const & = std::string(),
+ std::string const & = std::string(),
+ bool = false);
+
+ /// check whether the TeX class is available
+ bool isTeXClassAvailable() const;