swig/Examples/test-suite/director_basic.i

%module(directors="1") director_basic
%{
#include <string>

class Foo {
public:
	virtual ~Foo() {}
	virtual std::string ping() { return "Foo::ping()"; }
	virtual std::string pong() { return "Foo::pong();" + ping(); }
};

%}

%include "std_string.i"

%feature("director") Foo;

class Foo {
public:
	virtual ~Foo() {}
	virtual std::string ping() { return "Foo::ping()"; }
	virtual std::string pong() { return "Foo::pong();" + ping(); }
};