2 // System.ComponentModel.Design.HelpKeywordAttribute.cs
5 // Miguel de Icaza <miguel@ximian.com>
7 // Copyright (C) 2006 Novell, Inc (http://www.novell.com)
9 // Permission is hereby granted, free of charge, to any person obtaining
10 // a copy of this software and associated documentation files (the
11 // "Software"), to deal in the Software without restriction, including
12 // without limitation the rights to use, copy, modify, merge, publish,
13 // distribute, sublicense, and/or sell copies of the Software, and to
14 // permit persons to whom the Software is furnished to do so, subject to
15 // the following conditions:
17 // The above copyright notice and this permission notice shall be
18 // included in all copies or substantial portions of the Software.
20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
31 namespace System.ComponentModel.Design {
33 [AttributeUsage (AttributeTargets.All, AllowMultiple = false, Inherited = false)]
35 public sealed class HelpKeywordAttribute : Attribute {
37 public static readonly HelpKeywordAttribute Default = null;
39 string contextKeyword;
41 public HelpKeywordAttribute ()
45 public HelpKeywordAttribute (string keyword)
47 this.contextKeyword = keyword;
50 public HelpKeywordAttribute (Type t)
53 throw new ArgumentNullException ("t");
54 this.contextKeyword = t.FullName;
57 public override bool Equals (object other)
62 HelpKeywordAttribute o = other as HelpKeywordAttribute;
66 return (o.contextKeyword == contextKeyword);
69 public override int GetHashCode ()
71 return contextKeyword != null ? contextKeyword.GetHashCode () : 0;
74 public override bool IsDefaultAttribute ()
76 return contextKeyword == null;
79 public string HelpKeyword {
81 return contextKeyword;