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KeyEventArgs.Key Property

Gets the keyboard key associated with the event.

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

public Key Key { get; }

Property Value

Type: System.Windows.Input.Key
The Key referenced by the event.

The following example creates a KeyEventHandler and checks whether the key associated with the KeyEventArgs is the Return key.

private void OnKeyDownHandler(object sender, KeyEventArgs e)
{
    if (e.Key == Key.Return)
    {
        textBlock1.Text = "You Entered: " + textBox1.Text;
    }
}

.NET Framework

Supported in: 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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