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Diffstat (limited to 'src/mscorlib/src/System/Reflection/Emit/EventBuilder.cs')
| -rw-r--r-- | src/mscorlib/src/System/Reflection/Emit/EventBuilder.cs | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/src/mscorlib/src/System/Reflection/Emit/EventBuilder.cs b/src/mscorlib/src/System/Reflection/Emit/EventBuilder.cs new file mode 100644 index 0000000000..42a5252102 --- /dev/null +++ b/src/mscorlib/src/System/Reflection/Emit/EventBuilder.cs @@ -0,0 +1,174 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +/*============================================================ +** +** +** +** +** +** Eventbuilder is for client to define eevnts for a class +** +** +===========================================================*/ +namespace System.Reflection.Emit { + + using System; + using System.Reflection; + using System.Security.Permissions; + using System.Runtime.InteropServices; + using System.Diagnostics.Contracts; + + // + // A EventBuilder is always associated with a TypeBuilder. The TypeBuilder.DefineEvent + // method will return a new EventBuilder to a client. + // + [HostProtection(MayLeakOnAbort = true)] + [ClassInterface(ClassInterfaceType.None)] + [ComDefaultInterface(typeof(_EventBuilder))] +[System.Runtime.InteropServices.ComVisible(true)] + public sealed class EventBuilder : _EventBuilder + { + + // Make a private constructor so these cannot be constructed externally. + private EventBuilder() {} + + // Constructs a EventBuilder. + // + internal EventBuilder( + ModuleBuilder mod, // the module containing this EventBuilder + String name, // Event name + EventAttributes attr, // event attribute such as Public, Private, and Protected defined above + //int eventType, // event type + TypeBuilder type, // containing type + EventToken evToken) + { + m_name = name; + m_module = mod; + m_attributes = attr; + m_evToken = evToken; + m_type = type; + } + + // Return the Token for this event within the TypeBuilder that the + // event is defined within. + public EventToken GetEventToken() + { + return m_evToken; + } + + [System.Security.SecurityCritical] // auto-generated + private void SetMethodSemantics(MethodBuilder mdBuilder, MethodSemanticsAttributes semantics) + { + if (mdBuilder == null) + { + throw new ArgumentNullException("mdBuilder"); + } + Contract.EndContractBlock(); + + m_type.ThrowIfCreated(); + TypeBuilder.DefineMethodSemantics( + m_module.GetNativeHandle(), + m_evToken.Token, + semantics, + mdBuilder.GetToken().Token); + } + + [System.Security.SecuritySafeCritical] // auto-generated + public void SetAddOnMethod(MethodBuilder mdBuilder) + { + SetMethodSemantics(mdBuilder, MethodSemanticsAttributes.AddOn); + } + + [System.Security.SecuritySafeCritical] // auto-generated + public void SetRemoveOnMethod(MethodBuilder mdBuilder) + { + SetMethodSemantics(mdBuilder, MethodSemanticsAttributes.RemoveOn); + } + + [System.Security.SecuritySafeCritical] // auto-generated + public void SetRaiseMethod(MethodBuilder mdBuilder) + { + SetMethodSemantics(mdBuilder, MethodSemanticsAttributes.Fire); + } + + [System.Security.SecuritySafeCritical] // auto-generated + public void AddOtherMethod(MethodBuilder mdBuilder) + { + SetMethodSemantics(mdBuilder, MethodSemanticsAttributes.Other); + } + + // Use this function if client decides to form the custom attribute blob themselves + +#if FEATURE_CORECLR +[System.Security.SecurityCritical] // auto-generated +#else +[System.Security.SecuritySafeCritical] +#endif +[System.Runtime.InteropServices.ComVisible(true)] + public void SetCustomAttribute(ConstructorInfo con, byte[] binaryAttribute) + { + if (con == null) + throw new ArgumentNullException("con"); + if (binaryAttribute == null) + throw new ArgumentNullException("binaryAttribute"); + Contract.EndContractBlock(); + m_type.ThrowIfCreated(); + + TypeBuilder.DefineCustomAttribute( + m_module, + m_evToken.Token, + m_module.GetConstructorToken(con).Token, + binaryAttribute, + false, false); + } + + // Use this function if client wishes to build CustomAttribute using CustomAttributeBuilder + [System.Security.SecuritySafeCritical] // auto-generated + public void SetCustomAttribute(CustomAttributeBuilder customBuilder) + { + if (customBuilder == null) + { + throw new ArgumentNullException("customBuilder"); + } + Contract.EndContractBlock(); + m_type.ThrowIfCreated(); + customBuilder.CreateCustomAttribute(m_module, m_evToken.Token); + } + +#if !FEATURE_CORECLR + void _EventBuilder.GetTypeInfoCount(out uint pcTInfo) + { + throw new NotImplementedException(); + } + + void _EventBuilder.GetTypeInfo(uint iTInfo, uint lcid, IntPtr ppTInfo) + { + throw new NotImplementedException(); + } + + void _EventBuilder.GetIDsOfNames([In] ref Guid riid, IntPtr rgszNames, uint cNames, uint lcid, IntPtr rgDispId) + { + throw new NotImplementedException(); + } + + void _EventBuilder.Invoke(uint dispIdMember, [In] ref Guid riid, uint lcid, short wFlags, IntPtr pDispParams, IntPtr pVarResult, IntPtr pExcepInfo, IntPtr puArgErr) + { + throw new NotImplementedException(); + } +#endif + + + // These are package private so that TypeBuilder can access them. + private String m_name; // The name of the event + private EventToken m_evToken; // The token of this event + private ModuleBuilder m_module; + private EventAttributes m_attributes; + private TypeBuilder m_type; + } + + + + +} |