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Window.OnClosing Method

.NET Framework 4.6 and 4.5

Raises the Closing event.

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

C#
C++
F#
JScript
VB
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protected virtual void OnClosing(
	CancelEventArgs e
)

Parameters

e
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.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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