Contains information about the event that is raised when a window is closed.
Assembly: UIAutomationTypes (in UIAutomationTypes.dll)
When your application receives a window-closed event, the sender parameter of the event handler cannot be used to obtain information about the window that has closed, because the corresponding UI Automation element is no longer valid.
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003
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.