Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd

mcs/class/corlib/System.Reflection/RuntimeEventInfo.cs

@@ -0,0 +1,241 @@
+//
+// System.Reflection/RuntimeEventInfo.cs
+//
+// Author:
+//   Paolo Molaro (lupus@ximian.com)
+//
+// (C) 2001 Ximian, Inc.  http://www.ximian.com
+//
+
+//
+// Copyright (C) 2004, 2009 Novell, Inc (http://www.novell.com)
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using System.Runtime.Serialization;
+using System.Diagnostics.Contracts;
+
+namespace System.Reflection {
+
+	internal struct MonoEventInfo {
+		public Type declaring_type;
+		public Type reflected_type;
+		public String name;
+		public MethodInfo add_method;
+		public MethodInfo remove_method;
+		public MethodInfo raise_method;
+		public EventAttributes attrs;
+		public MethodInfo[] other_methods;
+	}
+
+	[Serializable]
+	[StructLayout (LayoutKind.Sequential)]
+	internal sealed class RuntimeEventInfo : EventInfo
+#if !NETCORE
+	, ISerializable
+#endif
+	{
+#pragma warning disable 169
+		IntPtr klass;
+		IntPtr handle;
+#pragma warning restore 169
+
+		[MethodImplAttribute(MethodImplOptions.InternalCall)]
+		static extern void get_event_info (RuntimeEventInfo ev, out MonoEventInfo info);
+
+		internal static MonoEventInfo GetEventInfo (RuntimeEventInfo ev)
+		{
+			MonoEventInfo mei;
+			get_event_info (ev, out mei);
+			return mei;
+		}
+
+		public override Module Module {
+			get {
+				return GetRuntimeModule ();
+			}
+		}
+
+		internal BindingFlags BindingFlags {
+			get {
+				return GetBindingFlags ();
+			}
+		}
+
+		internal RuntimeType GetDeclaringTypeInternal ()
+		{
+			return (RuntimeType) DeclaringType;
+		}
+
+		RuntimeType ReflectedTypeInternal {
+			get {
+				return (RuntimeType) ReflectedType;
+			}
+		}
+
+		internal RuntimeModule GetRuntimeModule ()
+		{
+			return GetDeclaringTypeInternal ().GetRuntimeModule ();
+		}
+
+#if !NETCORE
+        #region ISerializable
+        public void GetObjectData(SerializationInfo info, StreamingContext context)
+        {
+            if (info == null)
+                throw new ArgumentNullException("info");
+            Contract.EndContractBlock();
+
+            MemberInfoSerializationHolder.GetSerializationInfo(
+                info,
+                Name,
+                ReflectedTypeInternal,
+                null,
+                MemberTypes.Event);
+        }
+        #endregion
+#endif
+
+		internal BindingFlags GetBindingFlags ()
+		{
+			MonoEventInfo info = GetEventInfo (this);
+
+			MethodInfo method = info.add_method;
+			if (method == null)
+				method = info.remove_method;
+			if (method == null)
+				method = info.raise_method;
+
+			return RuntimeType.FilterPreCalculate (method != null && method.IsPublic, GetDeclaringTypeInternal () != ReflectedType , method != null && method.IsStatic);
+		}
+
+        public override EventAttributes Attributes {
+			get {
+				return GetEventInfo (this).attrs;
+			}
+		}
+
+		public override MethodInfo GetAddMethod (bool nonPublic)
+		{
+			MonoEventInfo info = GetEventInfo (this);
+			if (nonPublic || (info.add_method != null && info.add_method.IsPublic))
+				return info.add_method;
+			return null;
+		}
+
+		public override MethodInfo GetRaiseMethod (bool nonPublic)
+		{
+			MonoEventInfo info = GetEventInfo (this);
+			if (nonPublic || (info.raise_method != null && info.raise_method.IsPublic))
+				return info.raise_method;
+			return null;
+		}
+
+		public override MethodInfo GetRemoveMethod (bool nonPublic)
+		{
+			MonoEventInfo info = GetEventInfo (this);
+			if (nonPublic || (info.remove_method != null && info.remove_method.IsPublic))
+				return info.remove_method;
+			return null;
+		}
+
+		public override MethodInfo[] GetOtherMethods (bool nonPublic)
+		{
+			MonoEventInfo info = GetEventInfo (this);
+			if (nonPublic)
+				return info.other_methods;
+			int num_public = 0;
+			foreach (MethodInfo m in info.other_methods) {
+				if (m.IsPublic)
+					num_public++;
+			}
+			if (num_public == info.other_methods.Length)
+				return info.other_methods;
+			MethodInfo[] res = new MethodInfo [num_public];
+			num_public = 0;
+			foreach (MethodInfo m in info.other_methods) {
+				if (m.IsPublic)
+					res [num_public++] = m;
+			}
+			return res;
+		}
+
+		public override Type DeclaringType {
+			get {
+				return GetEventInfo (this).declaring_type;
+			}
+		}
+
+		public override Type ReflectedType {
+			get {
+				return GetEventInfo (this).reflected_type;
+			}
+		}
+
+		public override string Name {
+			get {
+				return GetEventInfo (this).name;
+			}
+		}
+
+		public override string ToString ()
+		{
+			return EventHandlerType + " " + Name;
+		}
+
+		public override bool IsDefined (Type attributeType, bool inherit)
+		{
+			return MonoCustomAttrs.IsDefined (this, attributeType, inherit);
+		}
+
+		public override object[] GetCustomAttributes( bool inherit)
+		{
+			return MonoCustomAttrs.GetCustomAttributes (this, inherit);
+		}
+
+		public override object[] GetCustomAttributes( Type attributeType, bool inherit)
+		{
+			return MonoCustomAttrs.GetCustomAttributes (this, attributeType, inherit);
+		}
+
+		public override IList<CustomAttributeData> GetCustomAttributesData () {
+			return CustomAttributeData.GetCustomAttributes (this);
+		}
+
+		public override int MetadataToken {
+			get {
+				return get_metadata_token (this);
+			}
+		}
+
+#if !NETCORE
+		public sealed override bool HasSameMetadataDefinitionAs (MemberInfo other) => HasSameMetadataDefinitionAsCore<RuntimeEventInfo> (other);
+#endif
+
+		[MethodImplAttribute(MethodImplOptions.InternalCall)]
+		internal static extern int get_metadata_token (RuntimeEventInfo monoEvent);
+	}
+}