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MouseEventArgs.XButton1 Property

Gets the current state of the first extended mouse button.

Namespace:  System.Windows.Input
Assembly:  PresentationCore (in PresentationCore.dll)

public MouseButtonState XButton1 { get; }

Property Value

Type: System.Windows.Input.MouseButtonState
The current state of the first extended mouse button, which is either Pressed or Released. There is no default value.

The Mouse class provides additional properties and methods for determining the state of the mouse.

The following example prints a message if the state of the XButton1 property is Pressed.


if (e.XButton1 == MouseButtonState.Pressed)
{
    MessageBox.Show("The XButton1 Mouse Button is pressed");
}


.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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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