>>>>> "Y" == Yee Keat <ykphuah / netwxs.com.my> writes: Y> I think the Programming Ruby book concentrates much on Extending Ruby in C, Y> but not in C++, I am yet to have a look at how to extend Ruby in C++ and how Y> also to convert an C++ library (like QT) to Ruby. I am aware of the beast Y> called SWIG, any other pointers to get me started in this area? You have an interface to QT in RAA, perhaps you can look at it http://www.ruby-lang.org/en/raa-list.rhtml?name=Ruby%2FQt http://www.ruby-lang.org/en/raa-list.rhtml?name=Ruby%2FQt2 Guy Decoux