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Popup.OnPreviewMouseLeftButtonDown Method

Provides class handling for the PreviewMouseLeftButtonDown event.

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

'Declaration
Protected Overrides Sub OnPreviewMouseLeftButtonDown ( _
	e As MouseButtonEventArgs _
)

Parameters

e
Type: System.Windows.Input.MouseButtonEventArgs

The event data.

This implementation makes sure that a Popup closes when a mouse event occurs outside the Popup when the StaysOpen property is set to false.

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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