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Споделяне чрез

TypeDescriptor.GetDefaultEvent Method

  • Reference

Definition

Namespace:
System.ComponentModel
Assembly:
System.ComponentModel.TypeConverter.dll
Assembly:
System.dll
Assembly:
netstandard.dll
Package:
System.ComponentModel.TypeConverter v4.3.0

Returns the default event for a component or type.

Overloads

GetDefaultEvent(Object)

Returns the default event for the specified component.
GetDefaultEvent(Type)

Returns the default event for the specified type of component.
GetDefaultEvent(Object, Boolean)

Returns the default event for a component with a custom type descriptor.

GetDefaultEvent(Object)

Source:
TypeDescriptor.cs
Source:
TypeDescriptor.cs
Source:
TypeDescriptor.cs

Returns the default event for the specified component.

public:
 static System::ComponentModel::EventDescriptor ^ GetDefaultEvent(System::Object ^ component);
public static System.ComponentModel.EventDescriptor GetDefaultEvent (object component);
public static System.ComponentModel.EventDescriptor? GetDefaultEvent (object component);
static member GetDefaultEvent : obj -> System.ComponentModel.EventDescriptor
Public Shared Function GetDefaultEvent (component As Object) As EventDescriptor

Parameters

component
Object

The component to get the event for.

Returns

EventDescriptor

An EventDescriptor with the default event, or null if there are no events.

Exceptions

ArgumentNullException

component is null.

NotSupportedException

component is a cross-process remoted object.

Remarks

This method is equivalent to the overloaded GetDefaultEvent(Object, Boolean) method with a second parameter of false.

See also

Applies to

GetDefaultEvent(Type)

Source:
TypeDescriptor.cs
Source:
TypeDescriptor.cs
Source:
TypeDescriptor.cs

Returns the default event for the specified type of component.

public:
 static System::ComponentModel::EventDescriptor ^ GetDefaultEvent(Type ^ componentType);
public static System.ComponentModel.EventDescriptor GetDefaultEvent (Type componentType);
public static System.ComponentModel.EventDescriptor? GetDefaultEvent (Type componentType);
static member GetDefaultEvent : Type -> System.ComponentModel.EventDescriptor
Public Shared Function GetDefaultEvent (componentType As Type) As EventDescriptor

Parameters

componentType
Type

The Type of the target component.

Returns

EventDescriptor

An EventDescriptor with the default event, or null if there are no events.

Exceptions

ArgumentNullException

componentType is null.

Remarks

Call this version of this method only when you do not have an instance of the object.

See also

Applies to

GetDefaultEvent(Object, Boolean)

Source:
TypeDescriptor.cs
Source:
TypeDescriptor.cs
Source:
TypeDescriptor.cs

Returns the default event for a component with a custom type descriptor.

public:
 static System::ComponentModel::EventDescriptor ^ GetDefaultEvent(System::Object ^ component, bool noCustomTypeDesc);
public static System.ComponentModel.EventDescriptor GetDefaultEvent (object component, bool noCustomTypeDesc);
public static System.ComponentModel.EventDescriptor? GetDefaultEvent (object component, bool noCustomTypeDesc);
static member GetDefaultEvent : obj * bool -> System.ComponentModel.EventDescriptor
Public Shared Function GetDefaultEvent (component As Object, noCustomTypeDesc As Boolean) As EventDescriptor

Parameters

component
Object

The component to get the event for.

noCustomTypeDesc
Boolean

true to not consider custom type description information; otherwise, false.

Returns

EventDescriptor

An EventDescriptor with the default event, or null if there are no events.

Exceptions

ArgumentNullException

component is null.

NotSupportedException

component is a cross-process remoted object.

See also

Applies to