/trunk/Examples/ruby/functor/example.i

 1/* File : example.i */
 2%module example
 3
 4%inline %{
 5// From B. Strousjoup, "The C++ Programming Language, Third Edition", p. 514
 6template<class T> class Sum {
 7   T res;
 8public:
 9   Sum(T i = 0) : res(i) { }
10   void operator() (T x) { res += x; }
11   T result() const { return res; }
12};
13
14%}
15
16/**
17 * Rename the application operator to call() for Ruby.
18 * Note: this is normally automatic, but if you had to do it yourself
19 * you would use this directive:
20 *
21 *      %rename(call) *::operator();
22 */
23
24// Instantiate a few versions
25%template(IntSum) Sum<int>;
26%template(DoubleSum) Sum<double>;