This documentation is archived and is not being maintained.

MouseEventArgs.MiddleButton Property

Gets the current state of the middle mouse button.

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

public MouseButtonState MiddleButton { get; }
Members of this class are either not typically used in XAML, or cannot be used in XAML.

Property Value

Type: System.Windows.Input.MouseButtonState
The current state of the middle 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 MiddleButton property is Pressed.

if (e.MiddleButton == MouseButtonState.Pressed)
{

    MessageBox.Show("The Middle Mouse Button is pressed");
}

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
Show: