+ void constraint(Layout::ConstraintType, const std::string &);
+ void expand(bool, bool);
+ void ghost(bool);
+ void gravity(int, int);
+ void grid(unsigned);
+ void layout();
+ template<typename T>
+ void unnamed_child();
+ };
+
+private:
+ template<typename T>
+ class ArrangedLoader: public DataFile::Loader
+ {
+ private:
+ typename T::Loader arr_loader;
+
+ public:
+ ArrangedLoader(Loader &, T &);