//----------------------------------------------------------------------------
// Copyright (C) 2013-2015 Fabrice HARROUET (ENIB)
//
// Permission to use, copy, modify, distribute and sell this software
// and its documentation for any purpose is hereby granted without fee,
// provided that the above copyright notice appear in all copies and
// that both that copyright notice and this permission notice appear
// in supporting documentation.
// The author makes no representations about the suitability of this
// software for any purpose.
// It is provided "as is" without express or implied warranty.
//----------------------------------------------------------------------------

using System;

public delegate int MyDelegate(string s);

public class MyObject
{
protected int _i;

public
MyObject(int i)
  {
  _i=i;
  }

public static
int
f1(string s)
  {
  Console.WriteLine("f1(\"{0}\")",s);
  return 1;
  }

public static
int
f2(string s)
  {
  Console.WriteLine("f2(\"{0}\")",s);
  return 2;
  }

public
int
m1(string s)
  {
  Console.WriteLine("m1(\"{0}\")",s);
  return 1+_i;
  }

public
int
m2(string s)
  {
  Console.WriteLine("m2(\"{0}\")",s);
  return 2+_i;
  }

public
MyDelegate
anonymous()
  {
  return delegate(string s)
    {
    Console.WriteLine("{0} _i={1}",s,_i);
    return 1000+_i;
    };
  }
}

public class Test
{
public static
void
Main(string[] args)
  {
  MyObject o1=new MyObject(10);
  MyObject o2=new MyObject(20);
  MyDelegate md;
  md=MyObject.f1;
  Console.WriteLine("{0}",md("AA"));
  md=MyObject.f2;
  Console.WriteLine("{0}",md("BB"));
  md=o1.m1;
  Console.WriteLine("{0}",md("CC"));
  md=o1.m2;
  Console.WriteLine("{0}",md("DD"));
  md=o2.m1;
  Console.WriteLine("{0}",md("EE"));
  md=o2.m2;
  Console.WriteLine("{0}",md("FF"));
  int localVar=100;
  md=delegate(string s)
    {
    Console.WriteLine("anonymous(\"{0}\")",s);
    return 3+localVar;
    };
  Console.WriteLine("{0}",md("GG"));
  md=o1.anonymous();
  Console.WriteLine("{0}",md("HH"));
  md=o2.anonymous();
  Console.WriteLine("{0}",md("II"));
  }
}

//----------------------------------------------------------------------------