mcs/class/corlib/System.Reflection.Emit/EventBuilder.cs

   1
   2 //
   3 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
   4 //
   5 // Permission is hereby granted, free of charge, to any person obtaining
   6 // a copy of this software and associated documentation files (the
   7 // "Software"), to deal in the Software without restriction, including
   8 // without limitation the rights to use, copy, modify, merge, publish,
   9 // distribute, sublicense, and/or sell copies of the Software, and to
  10 // permit persons to whom the Software is furnished to do so, subject to
  11 // the following conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be
  14 // included in all copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  17 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  18 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  19 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  20 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  21 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  22 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23 //
  24
  25 //
  26 // System.Reflection.Emit/EventBuilder.cs
  27 //
  28 // Author:
  29 //   Paolo Molaro (lupus@ximian.com)
  30 //
  31 // (C) 2001 Ximian, Inc.  http://www.ximian.com
  32 //
  33
  34 #if !FULL_AOT_RUNTIME
  35 using System;
  36 using System.Reflection;
  37 using System.Reflection.Emit;
  38 using System.Globalization;
  39 using System.Runtime.CompilerServices;
  40 using System.Runtime.InteropServices;
  41
  42 namespace System.Reflection.Emit {
  43         [ComVisible (true)]
  44         [ComDefaultInterface (typeof (_EventBuilder))]
  45         [ClassInterface (ClassInterfaceType.None)]
  46         [StructLayout (LayoutKind.Sequential)]
  47         public sealed class EventBuilder : _EventBuilder {
  48 #pragma warning disable 169, 414
  49                 internal string name;
  50                 Type type;
  51                 TypeBuilder typeb;
  52                 CustomAttributeBuilder[] cattrs;
  53                 internal MethodBuilder add_method;
  54                 internal MethodBuilder remove_method;
  55                 internal MethodBuilder raise_method;
  56                 internal MethodBuilder[] other_methods;
  57                 internal EventAttributes attrs;
  58                 int table_idx;
  59 #pragma warning restore 169, 414
  60
  61                 internal EventBuilder (TypeBuilder tb, string eventName, EventAttributes eventAttrs, Type eventType) {
  62                         name = eventName;
  63                         attrs = eventAttrs;
  64                         type = eventType;
  65                         typeb = tb;
  66                         table_idx = get_next_table_index (this, 0x14, true);
  67                 }
  68
  69                 internal int get_next_table_index (object obj, int table, bool inc) {
  70                         return typeb.get_next_table_index (obj, table, inc);
  71                 }
  72
  73                 public void AddOtherMethod( MethodBuilder mdBuilder) {
  74                         if (mdBuilder == null)
  75                                 throw new ArgumentNullException ("mdBuilder");
  76                         RejectIfCreated ();
  77                         if (other_methods != null) {
  78                                 MethodBuilder[] newv = new MethodBuilder [other_methods.Length + 1];
  79                                 other_methods.CopyTo (newv, 0);
  80                                 other_methods = newv;
  81                         } else {
  82                                 other_methods = new MethodBuilder [1];
  83                         }
  84                         other_methods [other_methods.Length - 1] = mdBuilder;
  85                 }
  86
  87                 public EventToken GetEventToken () {
  88                         return new EventToken (0x14000000 | table_idx);
  89                 }
  90                 public void SetAddOnMethod( MethodBuilder mdBuilder) {
  91                         if (mdBuilder == null)
  92                                 throw new ArgumentNullException ("mdBuilder");
  93                         RejectIfCreated ();
  94                         add_method = mdBuilder;
  95                 }
  96                 public void SetRaiseMethod( MethodBuilder mdBuilder) {
  97                         if (mdBuilder == null)
  98                                 throw new ArgumentNullException ("mdBuilder");
  99                         RejectIfCreated ();
 100                         raise_method = mdBuilder;
 101                 }
 102                 public void SetRemoveOnMethod( MethodBuilder mdBuilder) {
 103                         if (mdBuilder == null)
 104                                 throw new ArgumentNullException ("mdBuilder");
 105                         RejectIfCreated ();
 106                         remove_method = mdBuilder;
 107                 }
 108
 109                 public void SetCustomAttribute( CustomAttributeBuilder customBuilder) {
 110                         if (customBuilder == null)
 111                                 throw new ArgumentNullException ("customBuilder");
 112                         RejectIfCreated ();
 113                         string attrname = customBuilder.Ctor.ReflectedType.FullName;
 114                         if (attrname == "System.Runtime.CompilerServices.SpecialNameAttribute") {
 115                                 attrs |= EventAttributes.SpecialName;
 116                                 return;
 117                         }
 118                         if (cattrs != null) {
 119                                 CustomAttributeBuilder[] new_array = new CustomAttributeBuilder [cattrs.Length + 1];
 120                                 cattrs.CopyTo (new_array, 0);
 121                                 new_array [cattrs.Length] = customBuilder;
 122                                 cattrs = new_array;
 123                         } else {
 124                                 cattrs = new CustomAttributeBuilder [1];
 125                                 cattrs [0] = customBuilder;
 126                         }
 127                 }
 128
 129                 [ComVisible (true)]
 130                 public void SetCustomAttribute( ConstructorInfo con, byte[] binaryAttribute) {
 131                         if (con == null)
 132                                 throw new ArgumentNullException ("con");
 133                         if (binaryAttribute == null)
 134                                 throw new ArgumentNullException ("binaryAttribute");
 135                         SetCustomAttribute (new CustomAttributeBuilder (con, binaryAttribute));
 136                 }
 137
 138                 private void RejectIfCreated () {
 139                         if (typeb.is_created)
 140                                 throw new InvalidOperationException ("Type definition of the method is complete.");
 141                 }
 142
 143                 void _EventBuilder.GetIDsOfNames ([In] ref Guid riid, IntPtr rgszNames, uint cNames, uint lcid, IntPtr rgDispId)
 144                 {
 145                         throw new NotImplementedException ();
 146                 }
 147
 148                 void _EventBuilder.GetTypeInfo (uint iTInfo, uint lcid, IntPtr ppTInfo)
 149                 {
 150                         throw new NotImplementedException ();
 151                 }
 152
 153                 void _EventBuilder.GetTypeInfoCount (out uint pcTInfo)
 154                 {
 155                         throw new NotImplementedException ();
 156                 }
 157
 158                 void _EventBuilder.Invoke (uint dispIdMember, [In] ref Guid riid, uint lcid, short wFlags, IntPtr pDispParams, IntPtr pVarResult, IntPtr pExcepInfo, IntPtr puArgErr)
 159                 {
 160                         throw new NotImplementedException ();
 161                 }
 162         }
 163 }
 164
 165 #endif