class/System/System.ComponentModel/EditorAttribute.cs

   1 //
   2 // System.ComponentModel.EditorAttribute.cs
   3 //
   4 // Author:
   5 //   Alejandro Sánchez Acosta (raciel@es.gnu.org)
   6 //   Andreas Nahr (ClassDevelopment@A-SoftTech.com)
   7 //
   8 // (C) Alejandro Sánchez Acosta
   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 namespace System.ComponentModel {
  34
  35         /// <summary>
  36         ///   Editor Attribute for classes.
  37         /// </summary>
  38         [AttributeUsage (AttributeTargets.All, AllowMultiple = true, Inherited = true)]
  39         public sealed class EditorAttribute : Attribute {
  40
  41                 string name;
  42                 string basename;
  43
  44                 public EditorAttribute ()
  45                 {
  46                         this.name = string.Empty;
  47                 }
  48
  49                 public EditorAttribute (string typeName, string baseTypeName)
  50                 {
  51                         name = typeName;
  52                         basename = baseTypeName;
  53                 }
  54
  55                 public EditorAttribute (string typeName, Type baseType)
  56                         : this (typeName, baseType.AssemblyQualifiedName)
  57                 {
  58                 }
  59
  60                 public EditorAttribute (Type type, Type baseType)
  61                         : this (type.AssemblyQualifiedName, baseType.AssemblyQualifiedName)
  62                 {
  63                 }
  64
  65                 public string EditorBaseTypeName {
  66                         get {
  67                                 return basename;
  68                         }
  69                 }
  70
  71                 public string EditorTypeName {
  72                         get {
  73                                 return name;
  74                         }
  75                 }
  76
  77                 public override object TypeId {
  78                         get {
  79                                 return this.GetType ();
  80                         }
  81                 }
  82
  83                 public override bool Equals (object obj)
  84                 {
  85                         if (!(obj is EditorAttribute))
  86                                 return false;
  87
  88                         return ((EditorAttribute) obj).EditorBaseTypeName.Equals (basename) &&
  89                                 ((EditorAttribute) obj).EditorTypeName.Equals (name);
  90                 }
  91
  92                 public override int GetHashCode ()
  93                 {
  94                         return string.Concat(name, basename).GetHashCode ();
  95                 }
  96         }
  97 }