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ComponentChangedEventArgs Constructor

Initializes a new instance of the ComponentChangedEventArgs class.

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

public ComponentChangedEventArgs(
	Object component,
	MemberDescriptor member,
	Object oldValue,
	Object newValue


Type: System.Object

The component that was changed.

Type: System.ComponentModel.MemberDescriptor

A MemberDescriptor that represents the member that was changed.

Type: System.Object

The old value of the changed member.

Type: System.Object

The new value of the changed member.

The designer for a component calls this constructor after it has changed a property of the component. This ensures that the Properties window will display the property's updated value.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0