Merge pull request #1624 from esdrubal/getprocesstimes
[mono.git] / mcs / class / corlib / System.Reflection / MonoEvent.cs
1 //
2 // System.Reflection/MonoEvent.cs
3 //
4 // Author:
5 //   Paolo Molaro (lupus@ximian.com)
6 //
7 // (C) 2001 Ximian, Inc.  http://www.ximian.com
8 //
9
10 //
11 // Copyright (C) 2004, 2009 Novell, Inc (http://www.novell.com)
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;
34 using System.Collections.Generic;
35 using System.Reflection;
36 using System.Runtime.CompilerServices;
37 using System.Runtime.InteropServices;
38 using System.Runtime.Serialization;
39 using System.Diagnostics.Contracts;
40
41 namespace System.Reflection {
42
43         internal struct MonoEventInfo {
44                 public Type declaring_type;
45                 public Type reflected_type;
46                 public String name;
47                 public MethodInfo add_method;
48                 public MethodInfo remove_method;
49                 public MethodInfo raise_method;
50                 public EventAttributes attrs;
51                 public MethodInfo[] other_methods;
52                 
53                 [MethodImplAttribute(MethodImplOptions.InternalCall)]
54                 static extern void get_event_info (MonoEvent ev, out MonoEventInfo info);
55
56                 internal static MonoEventInfo GetEventInfo (MonoEvent ev)
57                 {
58                         MonoEventInfo mei;
59                         MonoEventInfo.get_event_info (ev, out mei);
60                         return mei;
61                 }
62         }
63
64         abstract class RuntimeEventInfo : EventInfo, ISerializable
65         {
66                 internal BindingFlags BindingFlags {
67                         get {
68                                 return 0;
69                         }
70                 }
71
72                 RuntimeType ReflectedTypeInternal {
73                         get {
74                                 return (RuntimeType) ReflectedType;
75                         }
76                 }
77
78         #region ISerializable
79         public void GetObjectData(SerializationInfo info, StreamingContext context)
80         {
81             if (info == null)
82                 throw new ArgumentNullException("info");
83             Contract.EndContractBlock();
84
85             MemberInfoSerializationHolder.GetSerializationInfo(
86                 info,
87                 Name,
88                 ReflectedTypeInternal,
89                 null,
90                 MemberTypes.Event);
91         }
92         #endregion
93         }
94
95         [Serializable]
96         [StructLayout (LayoutKind.Sequential)]
97         internal sealed class MonoEvent: RuntimeEventInfo
98         {
99 #pragma warning disable 169
100                 IntPtr klass;
101                 IntPtr handle;
102 #pragma warning restore 169
103
104                 public override EventAttributes Attributes {
105                         get {
106                                 return MonoEventInfo.GetEventInfo (this).attrs;
107                         }
108                 }
109
110                 public override MethodInfo GetAddMethod (bool nonPublic)
111                 {
112                         MonoEventInfo info = MonoEventInfo.GetEventInfo (this);
113                         if (nonPublic || (info.add_method != null && info.add_method.IsPublic))
114                                 return info.add_method;
115                         return null;
116                 }
117
118                 public override MethodInfo GetRaiseMethod (bool nonPublic)
119                 {
120                         MonoEventInfo info = MonoEventInfo.GetEventInfo (this);
121                         if (nonPublic || (info.raise_method != null && info.raise_method.IsPublic))
122                                 return info.raise_method;
123                         return null;
124                 }
125
126                 public override MethodInfo GetRemoveMethod (bool nonPublic)
127                 {
128                         MonoEventInfo info = MonoEventInfo.GetEventInfo (this);
129                         if (nonPublic || (info.remove_method != null && info.remove_method.IsPublic))
130                                 return info.remove_method;
131                         return null;
132                 }
133
134                 public override MethodInfo[] GetOtherMethods (bool nonPublic)
135                 {
136                         MonoEventInfo info = MonoEventInfo.GetEventInfo (this);
137                         if (nonPublic)
138                                 return info.other_methods;
139                         int num_public = 0;
140                         foreach (MethodInfo m in info.other_methods) {
141                                 if (m.IsPublic)
142                                         num_public++;
143                         }
144                         if (num_public == info.other_methods.Length)
145                                 return info.other_methods;
146                         MethodInfo[] res = new MethodInfo [num_public];
147                         num_public = 0;
148                         foreach (MethodInfo m in info.other_methods) {
149                                 if (m.IsPublic)
150                                         res [num_public++] = m;
151                         }
152                         return res;
153                 }
154
155                 public override Type DeclaringType {
156                         get {
157                                 return MonoEventInfo.GetEventInfo (this).declaring_type;
158                         }
159                 }
160
161                 public override Type ReflectedType {
162                         get {
163                                 return MonoEventInfo.GetEventInfo (this).reflected_type;
164                         }
165                 }
166
167                 public override string Name {
168                         get {
169                                 return MonoEventInfo.GetEventInfo (this).name;
170                         }
171                 }
172
173                 public override string ToString ()
174                 {
175                         return EventHandlerType + " " + Name;
176                 }
177
178                 public override bool IsDefined (Type attributeType, bool inherit)
179                 {
180                         return MonoCustomAttrs.IsDefined (this, attributeType, inherit);
181                 }
182
183                 public override object[] GetCustomAttributes( bool inherit)
184                 {
185                         return MonoCustomAttrs.GetCustomAttributes (this, inherit);
186                 }
187
188                 public override object[] GetCustomAttributes( Type attributeType, bool inherit)
189                 {
190                         return MonoCustomAttrs.GetCustomAttributes (this, attributeType, inherit);
191                 }
192
193                 public override IList<CustomAttributeData> GetCustomAttributesData () {
194                         return CustomAttributeData.GetCustomAttributes (this);
195                 }
196         }
197 }