mcs/class/System/System.ComponentModel/EventDescriptor.cs

   1 //
   2 // System.ComponentModel.EventDescriptor.cs
   3 //
   4 // Authors:
   5 //  Rodrigo Moya (rodrigo@ximian.com)
   6 //  Andreas Nahr (ClassDevelopment@A-SoftTech.com)
   7 //
   8 // (C) Ximian, Inc. 2002
   9 // (C) 2003 Andreas Nahr
  10 //
  11
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32
  33 using System.Runtime.InteropServices;
  34
  35 namespace System.ComponentModel
  36 {
  37         [ComVisible (true)]
  38         public abstract class EventDescriptor : MemberDescriptor
  39         {
  40
  41                 protected EventDescriptor (MemberDescriptor desc) : base (desc)
  42                 {
  43                 }
  44
  45                 protected EventDescriptor (MemberDescriptor desc, Attribute[] attrs) : base (desc, attrs)
  46                 {
  47                 }
  48
  49                 protected EventDescriptor (string str, Attribute[] attrs) : base (str, attrs)
  50                 {
  51                 }
  52
  53                 public abstract void AddEventHandler (object component, System.Delegate value);
  54
  55                 public abstract void RemoveEventHandler(object component, System.Delegate value);
  56
  57                 public abstract System.Type ComponentType { get; }
  58
  59                 public abstract System.Type EventType { get; }
  60
  61                 public abstract bool IsMulticast { get; }
  62         }
  63 }