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Mouse.LeftButton Property

Gets the state of the left button of the mouse.

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

public static MouseButtonState LeftButton { get; }

Property Value

Type: System.Windows.Input.MouseButtonState
The state of the left mouse button.

The following example shows how to determine whether the left mouse button is pressed by checking if the state of the LeftButton is equal to the MouseButtonState enumeration value Pressed. If the button is pressed, a method is called which updates display elements in the sample.


if (Mouse.LeftButton == MouseButtonState.Pressed)
{
    UpdateSampleResults("Left Button 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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