class/corlib/System.Reflection/CustomAttributeNamedArgument.cs

   1 //
   2 // System.Reflection/CustomAttributeNamedArgument.cs
   3 //
   4 // Author:
   5 //   Zoltan Varga (vargaz@gmail.com)
   6 //   Carlos Alberto Cortez (calberto.cortez@gmail.com)
   7 //
   8 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
   9 //
  10 // Permission is hereby granted, free of charge, to any person obtaining
  11 // a copy of this software and associated documentation files (the
  12 // "Software"), to deal in the Software without restriction, including
  13 // without limitation the rights to use, copy, modify, merge, publish,
  14 // distribute, sublicense, and/or sell copies of the Software, and to
  15 // permit persons to whom the Software is furnished to do so, subject to
  16 // the following conditions:
  17 //
  18 // The above copyright notice and this permission notice shall be
  19 // included in all copies or substantial portions of the Software.
  20 //
  21 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  22 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  23 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  24 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  25 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  26 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  27 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  28 //
  29
  30 using System;
  31 using System.Runtime.InteropServices;
  32
  33 namespace System.Reflection {
  34
  35         [ComVisible (true)]
  36         [Serializable]
  37         public struct CustomAttributeNamedArgument {
  38                 CustomAttributeTypedArgument typedArgument;
  39                 MemberInfo memberInfo;
  40
  41                 internal CustomAttributeNamedArgument (MemberInfo memberInfo, object typedArgument)
  42                 {
  43                         this.memberInfo = memberInfo;
  44                         this.typedArgument = (CustomAttributeTypedArgument) typedArgument;
  45                 }
  46
  47                 public MemberInfo MemberInfo {
  48                         get {
  49                                 return memberInfo;
  50                         }
  51                 }
  52
  53                 public CustomAttributeTypedArgument TypedValue {
  54                         get {
  55                                 return typedArgument;
  56                         }
  57                 }
  58
  59                 public override string ToString ()
  60                 {
  61                         return memberInfo.Name + " = " + typedArgument.ToString ();
  62                 }
  63
  64                 public override bool Equals (object obj)
  65                 {
  66                         if (!(obj is CustomAttributeNamedArgument))
  67                                 return false;
  68                         CustomAttributeNamedArgument other = (CustomAttributeNamedArgument) obj;
  69                         return  other.memberInfo == memberInfo &&
  70                                 typedArgument.Equals (other.typedArgument);
  71                 }
  72
  73                 public override int GetHashCode ()
  74                 {
  75                         return (memberInfo.GetHashCode () << 16) + typedArgument.GetHashCode ();
  76                 }
  77
  78                 public static bool operator == (CustomAttributeNamedArgument left, CustomAttributeNamedArgument right)
  79                 {
  80                         return left.Equals (right);
  81                 }
  82
  83                 public static bool operator != (CustomAttributeNamedArgument left, CustomAttributeNamedArgument right)
  84                 {
  85                         return !left.Equals (right);
  86                 }
  87         }
  88
  89 }
  90