public delegate object MyDelegate(dynamic Sender, params object[] PMs);

public class DelegateObj
  {
    private MyDelegate _delegate;

    public MyDelegate CallMethod
    {
      get { return _delegate; }
    }
    private DelegateObj(MyDelegate D)
    {
      _delegate = D;
    }
    /// <summary>
    /// 構(gòu)造委托對象，讓它看起來有點(diǎn)javascript定義的味道.
    /// </summary>
    /// <param name="D"></param>
    /// <returns></returns>
    public static DelegateObj Function(MyDelegate D)
    {
      return new DelegateObj(D);
    }
  }

public class DynObj : DynamicObject
  {
    //保存對象動(dòng)態(tài)定義的屬性值
    private Dictionary<string, object> _values;
    public DynObj()
    {
      _values = new Dictionary<string, object>();
    }
    /// <summary>
    /// 獲取屬性值
    /// </summary>
    /// <param name="propertyName"></param>
    /// <returns></returns>
    public object GetPropertyValue(string propertyName)
    {
      if (_values.ContainsKey(propertyName) == true)
      {
        return _values[propertyName];
      }
      return null;
    }
    /// <summary>
    /// 設(shè)置屬性值
    /// </summary>
    /// <param name="propertyName"></param>
    /// <param name="value"></param>
    public void SetPropertyValue(string propertyName,object value)
    {
      if (_values.ContainsKey(propertyName) == true)
      {
        _values[propertyName] = value;
      }
      else
      {
        _values.Add(propertyName, value);
      }
    }
    /// <summary>
    /// 實(shí)現(xiàn)動(dòng)態(tài)對象屬性成員訪問的方法，得到返回指定屬性的值
    /// </summary>
    /// <param name="binder"></param>
    /// <param name="result"></param>
    /// <returns></returns>
    public override bool TryGetMember(GetMemberBinder binder, out object result)
    {
      result = GetPropertyValue(binder.Name);
      return result == null ? false : true;
    }
    /// <summary>
    /// 實(shí)現(xiàn)動(dòng)態(tài)對象屬性值設(shè)置的方法。
    /// </summary>
    /// <param name="binder"></param>
    /// <param name="value"></param>
    /// <returns></returns>
    public override bool TrySetMember(SetMemberBinder binder, object value)
    {
      SetPropertyValue(binder.Name, value);
      return true;
    }
    /// <summary>
    /// 動(dòng)態(tài)對象動(dòng)態(tài)方法調(diào)用時(shí)執(zhí)行的實(shí)際代碼
    /// </summary>
    /// <param name="binder"></param>
    /// <param name="args"></param>
    /// <param name="result"></param>
    /// <returns></returns>
    public override bool TryInvokeMember(InvokeMemberBinder binder, object[] args, out object result)
    {
      var theDelegateObj = GetPropertyValue(binder.Name) as DelegateObj;
      if (theDelegateObj == null || theDelegateObj.CallMethod == null)
      {
        result = null;
        return false;
      }
      result = theDelegateObj.CallMethod(this,args);
      return true;
    }
    public override bool TryInvoke(InvokeBinder binder, object[] args, out object result)
    {
      return base.TryInvoke(binder, args, out result);
    }
  }

dynamic theObj = new DynObj();
      theObj.aaa = "this is a test";//動(dòng)態(tài)屬性
      //動(dòng)態(tài)方法，這里不能沒法定義參數(shù)，調(diào)用的時(shí)候可以是任意多參數(shù)，具體參數(shù)類型和含義就只能自己去小心處理了.
      theObj.show = DelegateObj.Function((s, pms) =>
      {
        if (pms != null && pms.Length > 0)
        {
          MessageBox.Show(pms[0].ToString() + ":" + s.aaa);
        }
        else
        {
          MessageBox.Show(s.aaa);
        }
        return null;
      }
      );
      
theObj.show("hello");