Discovers the attributes of an event and provides access to event metadata. More...

Inheritance diagram for System.Reflection.EventInfo:

Collaboration diagram for System.Reflection.EventInfo:

Public Member Functions
override bool	Equals (object obj)
	Returns a value that indicates whether this instance is equal to a specified object. More...

override int	GetHashCode ()
	Returns the hash code for this instance. More...

virtual MethodInfo []	GetOtherMethods (bool nonPublic)
	Returns the methods that have been associated with the event in metadata using the `.other` directive, specifying whether to include non-public methods. More...

abstract MethodInfo	GetAddMethod (bool nonPublic)
	When overridden in a derived class, retrieves the `MethodInfo` object for the M:System.Reflection.EventInfo.AddEventHandler(System.Object,System.Delegate) method of the event, specifying whether to return non-public methods. More...

abstract MethodInfo	GetRemoveMethod (bool nonPublic)
	When overridden in a derived class, retrieves the `MethodInfo` object for removing a method of the event, specifying whether to return non-public methods. More...

abstract MethodInfo	GetRaiseMethod (bool nonPublic)
	When overridden in a derived class, returns the method that is called when the event is raised, specifying whether to return non-public methods. More...

MethodInfo []	GetOtherMethods ()
	Returns the public methods that have been associated with an event in metadata using the `.other` directive. More...

MethodInfo	GetAddMethod ()
	Returns the method used to add an event handler delegate to the event source. More...

MethodInfo	GetRemoveMethod ()
	Returns the method used to remove an event handler delegate from the event source. More...

MethodInfo	GetRaiseMethod ()
	Returns the method that is called when the event is raised. More...

virtual void	AddEventHandler (object target, Delegate handler)
	Adds an event handler to an event source. More...

virtual void	RemoveEventHandler (object target, Delegate handler)
	Removes an event handler from an event source. More...

Public Member Functions inherited from System.Reflection.MemberInfo
abstract object []	GetCustomAttributes (bool inherit)
	When overridden in a derived class, returns an array of all custom attributes applied to this member. More...

abstract object []	GetCustomAttributes (Type attributeType, bool inherit)
	When overridden in a derived class, returns an array of custom attributes applied to this member and identified by T:System.Type. More...

abstract bool	IsDefined (Type attributeType, bool inherit)
	When overridden in a derived class, indicates whether one or more attributes of the specified type or of its derived types is applied to this member. More...

virtual IList< CustomAttributeData >	GetCustomAttributesData ()
	Returns a list of T:System.Reflection.CustomAttributeData objects representing data about the attributes that have been applied to the target member. More...

override bool	Equals (object obj)
	Returns a value that indicates whether this instance is equal to a specified object. More...

override int	GetHashCode ()
	Returns the hash code for this instance. More...

Public Member Functions inherited from System.Runtime.InteropServices._MemberInfo
new string	ToString ()
	Provides COM objects with version-independent access to the M:System.Object.ToString method. More...

Public Member Functions inherited from System.Runtime.InteropServices._EventInfo
new string	ToString ()
	Provides COM objects with version-independent access to the M:System.Object.ToString method. More...

object []	GetCustomAttributes (Type attributeType, bool inherit)
	Provides COM objects with version-independent access to the M:System.Reflection.MemberInfo.GetCustomAttributes(System.Type,System.Boolean) method. More...

object []	GetCustomAttributes (bool inherit)
	Provides COM objects with version-independent access to the M:System.Reflection.MemberInfo.GetCustomAttributes(System.Boolean) method. More...

bool	IsDefined (Type attributeType, bool inherit)
	Provides COM objects with version-independent access to the M:System.Reflection.MemberInfo.IsDefined(System.Type,System.Boolean) method. More...

Static Public Member Functions
static bool	operator== (EventInfo left, EventInfo right)
	Indicates whether two T:System.Reflection.EventInfo objects are equal. More...

static bool	operator != (EventInfo left, EventInfo right)
	Indicates whether two T:System.Reflection.EventInfo objects are not equal. More...

Static Public Member Functions inherited from System.Reflection.MemberInfo
static bool	operator== (MemberInfo left, MemberInfo right)
	Indicates whether two T:System.Reflection.MemberInfo objects are equal. More...

static bool	operator != (MemberInfo left, MemberInfo right)
	Indicates whether two T:System.Reflection.MemberInfo objects are not equal. More...

Public Attributes
override MemberTypes	MemberType => MemberTypes.Event
	Gets a T:System.Reflection.MemberTypes value indicating that this member is an event. More...

Properties
abstract EventAttributes	Attributes `[get]`
	Gets the attributes for this event. More...

virtual MethodInfo	AddMethod `[get]`
	Gets the T:System.Reflection.MethodInfo object for the M:System.Reflection.EventInfo.AddEventHandler(System.Object,System.Delegate) method of the event, including non-public methods. More...

virtual MethodInfo	RemoveMethod `[get]`
	Gets the `MethodInfo` object for removing a method of the event, including non-public methods. More...

virtual MethodInfo	RaiseMethod `[get]`
	Gets the method that is called when the event is raised, including non-public methods. More...

virtual Type	EventHandlerType `[get]`
	Gets the `Type` object of the underlying event-handler delegate associated with this event. More...

bool	IsSpecialName `[get]`
	Gets a value indicating whether the `EventInfo` has a name with a special meaning. More...

virtual bool	IsMulticast `[get]`
	Gets a value indicating whether the event is multicast. More...

Properties inherited from System.Reflection.MemberInfo
abstract MemberTypes	MemberType `[get]`
	When overridden in a derived class, gets a T:System.Reflection.MemberTypes value indicating the type of the member — method, constructor, event, and so on. More...

abstract string	Name `[get]`
	Gets the name of the current member. More...

abstract Type	DeclaringType `[get]`
	Gets the class that declares this member. More...

abstract Type	ReflectedType `[get]`
	Gets the class object that was used to obtain this instance of `MemberInfo`. More...

virtual IEnumerable< CustomAttributeData >	CustomAttributes `[get]`
	Gets a collection that contains this member's custom attributes. More...

virtual int	MetadataToken `[get]`
	Gets a value that identifies a metadata element. More...

virtual Module	Module `[get]`
	Gets the module in which the type that declares the member represented by the current T:System.Reflection.MemberInfo is defined. More...

Properties inherited from System.Runtime.InteropServices._MemberInfo
MemberTypes	MemberType `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.MemberInfo.MemberType property. More...

string	Name `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.MemberInfo.Name property. More...

Type	DeclaringType `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.MemberInfo.DeclaringType property. More...

Type	ReflectedType `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.MemberInfo.ReflectedType property. More...

Properties inherited from System.Runtime.InteropServices._EventInfo
MemberTypes	MemberType `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.EventInfo.MemberType property. More...

string	Name `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.MemberInfo.Name property. More...

Type	DeclaringType `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.MemberInfo.DeclaringType property. More...

Type	ReflectedType `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.MemberInfo.ReflectedType property. More...

EventAttributes	Attributes `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.EventInfo.Attributes property. More...

Type	EventHandlerType `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.EventInfo.EventHandlerType property. More...

bool	IsSpecialName `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.EventInfo.IsSpecialName property. More...

bool	IsMulticast `[get]`
	Provides COM objects with version-independent access to the P:System.Reflection.EventInfo.IsMulticast property. More...

Detailed Description

Discovers the attributes of an event and provides access to event metadata.

Definition at line 15 of file EventInfo.cs.

Member Function Documentation

◆ AddEventHandler()

virtual void System.Reflection.EventInfo.AddEventHandler	(	object	target,
		Delegate	handler
	)

virtual

Adds an event handler to an event source.

Parameters

target	The event source.
handler	Encapsulates a method or methods to be invoked when the event is raised by the target.

Exceptions

T:System.InvalidOperationException	The event does not have a public `add` accessor.
T:System.ArgumentException	The handler that was passed in cannot be used.
T:System.MethodAccessException	In the .NET for Windows Store apps or the Portable Class Library, catch the base class exception, T:System.MemberAccessException, instead.The caller does not have access permission to the member.
T:System.Reflection.TargetException	In the .NET for Windows Store apps or the Portable Class Library, catch T:System.Exception instead.The target parameter is `null` and the event is not static.-or- The T:System.Reflection.EventInfo is not declared on the target.

Implements System.Runtime.InteropServices._EventInfo.

Reimplemented in System.Runtime.InteropServices.ComAwareEventInfo.

Definition at line 247 of file EventInfo.cs.

◆ Equals()

override bool System.Reflection.EventInfo.Equals ( object obj )

Returns a value that indicates whether this instance is equal to a specified object.

Parameters

obj	An object to compare with this instance, or `null`.

Returns: true if obj equals the type and value of this instance; otherwise, false.

Implements System.Runtime.InteropServices._EventInfo.

Definition at line 154 of file EventInfo.cs.

◆ GetAddMethod() [1/2]

abstract MethodInfo System.Reflection.EventInfo.GetAddMethod ( bool nonPublic )

pure virtual

When overridden in a derived class, retrieves the MethodInfo object for the M:System.Reflection.EventInfo.AddEventHandler(System.Object,System.Delegate) method of the event, specifying whether to return non-public methods.

Parameters

nonPublic true if non-public methods can be returned; otherwise, false.

Returns: A T:System.Reflection.MethodInfo object representing the method used to add an event handler delegate to the event source.

Exceptions

T:System.MethodAccessException nonPublic is true, the method used to add an event handler delegate is non-public, and the caller does not have permission to reflect on non-public methods.

Implements System.Runtime.InteropServices._EventInfo.

Implemented in System.Runtime.InteropServices.ComAwareEventInfo.

◆ GetAddMethod() [2/2]

MethodInfo System.Reflection.EventInfo.GetAddMethod ( )

Returns the method used to add an event handler delegate to the event source.

Returns: A T:System.Reflection.MethodInfo object representing the method used to add an event handler delegate to the event source.

Implements System.Runtime.InteropServices._EventInfo.

Definition at line 214 of file EventInfo.cs.

◆ GetHashCode()

override int System.Reflection.EventInfo.GetHashCode ( )

Returns the hash code for this instance.

Returns: A 32-bit signed integer hash code.

Implements System.Runtime.InteropServices._EventInfo.

Definition at line 162 of file EventInfo.cs.

◆ GetOtherMethods() [1/2]

virtual MethodInfo [] System.Reflection.EventInfo.GetOtherMethods ( bool nonPublic )

virtual

Returns the methods that have been associated with the event in metadata using the .other directive, specifying whether to include non-public methods.

Parameters

nonPublic true to include non-public methods; otherwise, false.

Returns: An array of T:System.Reflection.EventInfo objects representing methods that have been associated with an event in metadata by using the .other directive. If there are no methods matching the specification, an empty array is returned.

Exceptions

T:System.NotImplementedException This method is not implemented.

Definition at line 172 of file EventInfo.cs.

◆ GetOtherMethods() [2/2]

MethodInfo [] System.Reflection.EventInfo.GetOtherMethods ( )

Returns the public methods that have been associated with an event in metadata using the .other directive.

Returns: An array of T:System.Reflection.EventInfo objects representing the public methods that have been associated with the event in metadata by using the .other directive. If there are no such public methods, an empty array is returned.

Definition at line 206 of file EventInfo.cs.

◆ GetRaiseMethod() [1/2]

abstract MethodInfo System.Reflection.EventInfo.GetRaiseMethod ( bool nonPublic )

pure virtual

When overridden in a derived class, returns the method that is called when the event is raised, specifying whether to return non-public methods.

Parameters

nonPublic true if non-public methods can be returned; otherwise, false.

Returns: A MethodInfo object that was called when the event was raised.

Exceptions

T:System.MethodAccessException nonPublic is true, the method used to add an event handler delegate is non-public, and the caller does not have permission to reflect on non-public methods.

Implements System.Runtime.InteropServices._EventInfo.

Implemented in System.Runtime.InteropServices.ComAwareEventInfo.

◆ GetRaiseMethod() [2/2]

MethodInfo System.Reflection.EventInfo.GetRaiseMethod ( )

Returns the method that is called when the event is raised.

Returns: The method that is called when the event is raised.

Implements System.Runtime.InteropServices._EventInfo.

Definition at line 230 of file EventInfo.cs.

◆ GetRemoveMethod() [1/2]

abstract MethodInfo System.Reflection.EventInfo.GetRemoveMethod ( bool nonPublic )

pure virtual

When overridden in a derived class, retrieves the MethodInfo object for removing a method of the event, specifying whether to return non-public methods.

Parameters

nonPublic true if non-public methods can be returned; otherwise, false.

Returns: A T:System.Reflection.MethodInfo object representing the method used to remove an event handler delegate from the event source.

Exceptions

T:System.MethodAccessException nonPublic is true, the method used to add an event handler delegate is non-public, and the caller does not have permission to reflect on non-public methods.

Implements System.Runtime.InteropServices._EventInfo.

Implemented in System.Runtime.InteropServices.ComAwareEventInfo.

◆ GetRemoveMethod() [2/2]

MethodInfo System.Reflection.EventInfo.GetRemoveMethod ( )

Returns the method used to remove an event handler delegate from the event source.

Returns: A T:System.Reflection.MethodInfo object representing the method used to remove an event handler delegate from the event source.

Implements System.Runtime.InteropServices._EventInfo.

Definition at line 222 of file EventInfo.cs.

◆ operator !=()

static bool System.Reflection.EventInfo.operator !=	(	EventInfo	left,
		EventInfo	right
	)

static

Indicates whether two T:System.Reflection.EventInfo objects are not equal.

Parameters

left	The first object to compare.
right	The second object to compare.

Returns: true if left is not equal to right ; otherwise, false.

Definition at line 144 of file EventInfo.cs.

◆ operator==()

static bool System.Reflection.EventInfo.operator==	(	EventInfo	left,
		EventInfo	right
	)

static

Indicates whether two T:System.Reflection.EventInfo objects are equal.

Parameters

left	The first object to compare.
right	The second object to compare.

Returns: true if left is equal to right ; otherwise, false.

Definition at line 125 of file EventInfo.cs.

◆ RemoveEventHandler()

virtual void System.Reflection.EventInfo.RemoveEventHandler	(	object	target,
		Delegate	handler
	)

virtual

Removes an event handler from an event source.

Parameters

target	The event source.
handler	The delegate to be disassociated from the events raised by target.

Exceptions

T:System.InvalidOperationException	The event does not have a public `remove` accessor.
T:System.ArgumentException	The handler that was passed in cannot be used.
T:System.Reflection.TargetException	In the .NET for Windows Store apps or the Portable Class Library, catch T:System.Exception instead.The target parameter is `null` and the event is not static.-or- The T:System.Reflection.EventInfo is not declared on the target.
T:System.MethodAccessException	In the .NET for Windows Store apps or the Portable Class Library, catch the base class exception, T:System.MemberAccessException, instead.The caller does not have access permission to the member.

Implements System.Runtime.InteropServices._EventInfo.

Reimplemented in System.Runtime.InteropServices.ComAwareEventInfo.

Definition at line 276 of file EventInfo.cs.

Member Data Documentation

◆ MemberType

override MemberTypes System.Reflection.EventInfo.MemberType => MemberTypes.Event

Gets a T:System.Reflection.MemberTypes value indicating that this member is an event.

Returns: A T:System.Reflection.MemberTypes value indicating that this member is an event.

Definition at line 19 of file EventInfo.cs.

Property Documentation

◆ AddMethod

virtual MethodInfo System.Reflection.EventInfo.AddMethod

get

Gets the T:System.Reflection.MethodInfo object for the M:System.Reflection.EventInfo.AddEventHandler(System.Object,System.Delegate) method of the event, including non-public methods.

Returns: The T:System.Reflection.MethodInfo object for the M:System.Reflection.EventInfo.AddEventHandler(System.Object,System.Delegate) method.

Definition at line 34 of file EventInfo.cs.

◆ Attributes

abstract EventAttributes System.Reflection.EventInfo.Attributes

get

Gets the attributes for this event.

Returns: The read-only attributes for this event.

Definition at line 25 of file EventInfo.cs.

◆ EventHandlerType

virtual Type System.Reflection.EventInfo.EventHandlerType

get

Gets the Type object of the underlying event-handler delegate associated with this event.

Returns: A read-only Type object representing the delegate event handler.

Exceptions

T:System.Security.SecurityException The caller does not have the required permission.

Definition at line 71 of file EventInfo.cs.

◆ IsMulticast

virtual bool System.Reflection.EventInfo.IsMulticast

get

Gets a value indicating whether the event is multicast.

Returns: true if the delegate is an instance of a multicast delegate; otherwise, false.

Exceptions

T:System.Security.SecurityException The caller does not have the required permission.

Definition at line 109 of file EventInfo.cs.

◆ IsSpecialName

bool System.Reflection.EventInfo.IsSpecialName

get

Gets a value indicating whether the EventInfo has a name with a special meaning.

Returns: true if this event has a special name; otherwise, false.

Definition at line 95 of file EventInfo.cs.

◆ RaiseMethod

virtual MethodInfo System.Reflection.EventInfo.RaiseMethod

get

Gets the method that is called when the event is raised, including non-public methods.

Returns: The method that is called when the event is raised.

Definition at line 58 of file EventInfo.cs.

◆ RemoveMethod

virtual MethodInfo System.Reflection.EventInfo.RemoveMethod

get

Gets the MethodInfo object for removing a method of the event, including non-public methods.

Returns: The MethodInfo object for removing a method of the event.

Definition at line 46 of file EventInfo.cs.

The documentation for this class was generated from the following file:

D:/All cs/System.Reflection/EventInfo.cs

Public Member Functions

Static Public Member Functions

Public Attributes

Properties

Detailed Description

Member Function Documentation

◆ AddEventHandler()

◆ Equals()

◆ GetAddMethod() [1/2]

◆ GetAddMethod() [2/2]

◆ GetHashCode()

◆ GetOtherMethods() [1/2]

◆ GetOtherMethods() [2/2]

◆ GetRaiseMethod() [1/2]

◆ GetRaiseMethod() [2/2]

◆ GetRemoveMethod() [1/2]

◆ GetRemoveMethod() [2/2]

◆ operator !=()

◆ operator==()

◆ RemoveEventHandler()

Member Data Documentation

◆ MemberType

Property Documentation

◆ AddMethod

◆ Attributes

◆ EventHandlerType

◆ IsMulticast

◆ IsSpecialName

◆ RaiseMethod

◆ RemoveMethod