DesignerActionUIStateChangeEventArgs Class

Provides data for the DesignerActionUIStateChange event.

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

public class DesignerActionUIStateChangeEventArgs : EventArgs
public class DesignerActionUIStateChangeEventArgs extends EventArgs
public class DesignerActionUIStateChangeEventArgs extends EventArgs
Not applicable.

A DesignerActionUIStateChange event occurs when a smart tag panel is displayed or hidden. This event is not generated directly by the panel but rather by the DesignerActionUIService class when its ShowUI and HideUI methods are executed.


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

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

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0