DefaultEventAttribute Class (System.ComponentModel)

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Microsoft Silverlight

Other versions are also available for the following:

.NET Framework Class Library for Silverlight

DefaultEventAttribute Class

Specifies the default event for a control.

Inheritance Hierarchy

System..::.Object
System..::.Attribute
System.ComponentModel..::.DefaultEventAttribute

Namespace: System.ComponentModel
Assembly: System (in System.dll)

Syntax

Visual Basic (Declaration)

<AttributeUsageAttribute(AttributeTargets.Class)> _
Public NotInheritable Class DefaultEventAttribute _
    Inherits Attribute

[AttributeUsageAttribute(AttributeTargets.Class)]
public sealed class DefaultEventAttribute : Attribute

The DefaultEventAttribute type exposes the following members.

Constructors

	Name	Description
	DefaultEventAttribute	Initializes a new instance of the DefaultEventAttribute class.

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Properties

	Name	Description
	Name	Gets the name of the default event for the component this attribute is bound to.

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Methods

	Name	Description
	Equals	Returns whether the value of the given object is equal to the current DefaultEventAttribute. (Overrides Attribute..::.Equals(Object).)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before the Object is reclaimed by garbage collection. (Inherited from Object.)
	GetHashCode	Returns the hash code for this instance. (Overrides Attribute..::.GetHashCode()()().)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	Match	When overridden in a derived class, returns a value that indicates whether this instance equals a specified object. (Inherited from Attribute.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)

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Fields

	Name	Description
	Default	Specifies the default value for the DefaultEventAttribute, which is nullNothingnullptra null reference (Nothing in Visual Basic). This static field is read-only.

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Remarks

Use the Name property to get the name of the default event.

Examples

The following example defines a collection class named MyCollection. The class is marked with a DefaultEventAttribute that specifies CollectionChanged as the default event.

private MouseEventHandler onMouseDown;

public event MouseEventHandler MouseDown
{
    add
    {
        onMouseDown += value;
    }
    remove
    {
        onMouseDown -= value;
    }
}
// Insert additional code.

Version Information

Silverlight

Supported in: 5, 4

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Reference

System.ComponentModel Namespace

Attribute