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Control.ModifierKeys Property

Gets a value indicating which of the modifier keys (SHIFT, CTRL, and ALT) is in a pressed state.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

'Declaration
Public Shared ReadOnly Property ModifierKeys As Keys

Property Value

Type: System.Windows.Forms.Keys
A bitwise combination of the Keys values. The default is None.

The following code example hides a button when the CTRL key is pressed while the button is clicked. This example requires that you have a Button named button1 on a Form.


Private Sub button1_Click(sender As Object, _
  e As EventArgs) Handles button1.Click
   ' If the CTRL key is pressed when the 
   ' control is clicked, hide the control. 
   If Control.ModifierKeys = Keys.Control Then
      CType(sender, Control).Hide()
   End If
End Sub


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, 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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