Assembly: System.Web (in system.web.dll)
The WebPartDisplayModeEventArgs class contains information for the DisplayModeChanged event. The WebPartDisplayModeEventArgs class provides access to the display mode that was applied to the Web Parts control before the DisplayModeChanged event. The former display mode is accessed through the OldDisplayMode property.
Windows 98, Windows 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 .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.