This documentation is archived and is not being maintained.

Window.OnClosing Method

Raises the Closing event.

Namespace:  System.Windows
Assembly:  PresentationFramework (in PresentationFramework.dll)

protected virtual void OnClosing(
	CancelEventArgs e
You cannot use methods in XAML.


Type: System.ComponentModel.CancelEventArgs

A CancelEventArgs that contains the event data.

OnClosing raises the Closing event.

A type that derives from Window may override OnClosing. The overridden method must call OnClosing on the base class if Closing needs to be raised.

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.

.NET Framework

Supported in: 3.5, 3.0