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Thumb::OnMouseLeftButtonDown Method

.NET Framework 4.5

[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]

Provides class handling for the MouseLeftButtonDown event.

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

Syntax

C++

protected:
virtual void OnMouseLeftButtonDown(
	MouseButtonEventArgs^ e
) override

Parameters

e: Type: System.Windows.Input::MouseButtonEventArgs
The event data.

Remarks

This implementation handles the MouseLeftButtonDown event by setting Handled to true. Also, this method gives the Thumb logical focus and mouse capture, and sets the IsDragging property to true. This implementation also raises the DragStarted event.

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Platforms

Windows 8 Consumer Preview, Windows Server 8 Beta, Windows 7, Windows Server 2008 SP2, 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.

Reference

Thumb Class

System.Windows.Controls.Primitives Namespace

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