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using System;
using System.Threading;
using System.Reflection;
class I {
public delegate string GetTextFn (string a);
static public GetTextFn GetText;
static string fn (string s)
{
return "(" + s + ")";
}
static I ()
{
GetText = new GetTextFn (fn);
}
}
class X {
public delegate int Foo (int i, int j);
private void Thread_func () {
Console.WriteLine ("Inside the thread !");
}
public int Func (int i, int j)
{
return i+j;
}
public void Bar ()
{
Foo my_func = new Foo (Func);
int result = my_func (2, 4);
Console.WriteLine ("Answer is : " + result);
}
static bool MyFilter (MemberInfo mi, object criteria)
{
Console.WriteLine ("You passed in : " + criteria);
return true;
}
public static int Main ()
{
I.GetTextFn _ = I.GetText;
Console.WriteLine ("Value: " + I.GetText);
X x = new X ();
Thread thr = new Thread (new ThreadStart (x.Thread_func));
thr.Start ();
Console.WriteLine ("Inside main ");
thr.Join ();
Console.WriteLine (_("Hello"));
x.Bar ();
MemberFilter filter = new MemberFilter (MyFilter);
Type t = x.GetType ();
MemberInfo [] mi = t.FindMembers (MemberTypes.Method, BindingFlags.Static | BindingFlags.NonPublic,
Type.FilterName, "MyFilter");
Console.WriteLine ("FindMembers called, mi = " + mi);
Console.WriteLine (" Count: " + mi.Length);
if (!filter (mi [0], "MyFilter"))
return 1;
//
// This test is used to call into a delegate defined in a separate
// namespace, but which is still not a nested delegate inside a class
//
NameSpace.TestDelegate td = new NameSpace.TestDelegate (multiply_by_three);
if (td (8) != 24)
return 30;
//
// Check the names that were used to define the delegates
//
if (td.GetType ().FullName != "NameSpace.TestDelegate")
return 31;
if (_.GetType ().FullName != "I+GetTextFn")
return 32;
Console.WriteLine ("Test passes");
return 0;
}
static int multiply_by_three (int v)
{
return v * 3;
}
}
namespace NameSpace {
public delegate int TestDelegate (int a);
}
namespace TestNamespace
{
public class TestClass
{
public delegate float NotWorkingDelegate(float point, params object [] hiddenParams);
}
}
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