/// returns a pointer to the buffer whose temppath matches the string
Buffer * BufferList::getBufferFromTmp(std::string const &);
+ /** returns a pointer to the buffer that follows argument in
+ * buffer list. The buffer following the last in list is the
+ * first one.
+ */
+ Buffer * next(Buffer const *) const;
+
+ /** returns a pointer to the buffer that precedes argument in
+ * buffer list. The buffer preceding the first in list is the
+ * last one.
+ */
+ Buffer * previous(Buffer const *) const;
+
/// reset current author for all buffers
void setCurrentAuthor(std::string const & name, std::string const & email);