/usr/share/doc/swig4.0-examples/Examples/test-suite/director_enum.i

%module(directors="1") director_enum

%warnfilter(SWIGWARN_RUBY_WRONG_NAME) EnumDirector::hi; /* Ruby, wrong constant name */
%warnfilter(SWIGWARN_RUBY_WRONG_NAME) EnumDirector::hello; /* Ruby, wrong constant name */
%warnfilter(SWIGWARN_RUBY_WRONG_NAME) EnumDirector::yo; /* Ruby, wrong constant name */
%warnfilter(SWIGWARN_RUBY_WRONG_NAME) EnumDirector::awright; /* Ruby, wrong constant name */
%warnfilter(SWIGWARN_RUBY_WRONG_NAME) EnumDirector::Foo::ciao; /* Ruby, wrong constant name */
%warnfilter(SWIGWARN_RUBY_WRONG_NAME) EnumDirector::Foo::aufwiedersehen; /* Ruby, wrong constant name */
%warnfilter(SWIGWARN_RUBY_WRONG_NAME) EnumDirector::Foo::adios; /* Ruby, wrong constant name */
%warnfilter(SWIGWARN_TYPEMAP_THREAD_UNSAFE,
            SWIGWARN_TYPEMAP_DIRECTOROUT_PTR) EnumDirector::Foo; /* Thread/reentrant unsafe wrapping, consider returning by value instead. */



%feature("director") Foo;

%rename(Hallo) EnumDirector::Hello;

%inline %{
namespace EnumDirector {
  struct A;

  enum Hello {
    hi, hello, yo, awright = 10
  };

  class Foo {
  public:
    enum Bye {
      ciao, aufwiedersehen = 100, adios
    };
    virtual ~Foo() {}
    virtual Hello say_hi(Hello h){ return h;}
    virtual Hello say_hello(Hello){ return hello;}
    virtual Hello say_hi(A *a){ return hi;}
    virtual Bye say_bye(Bye b){ return b;}
    virtual const Hello & say_hi_ref(const Hello & h){ return h;}

    Hello ping(Hello h){ return say_hi(h);}
    const Hello & ping_ref(const Hello &h){ return say_hi_ref(h);}
    Bye ping_member_enum(Bye b){ return say_bye(b);}

  };
}
%}

%feature("director");

%inline %{
namespace EnumDirector {
enum FType{ SA = -1, NA_=0, EA=1};

struct A{
    A(const double a, const double b, const FType c)
    {}    

    virtual ~A() {}
    
    virtual int f(int i=0) {return i;}
};

struct B : public A{
    B(const double a, const double b, const FType c)
        : A(a, b, c) 
    {}    
};
}
%}


%inline %{
namespace EnumDirector {
struct A2{
    A2(const FType c = NA_) {}    

    virtual ~A2() {}
    
    virtual int f(int i=0) {return i;}
};

struct B2 : public A2{
    B2(const FType c) : A2(c) {}
};
}
 
%}

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