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ToolStripDropDown.Show Method (Control, Point, ToolStripDropDownDirection)

Positions the ToolStripDropDown relative to the specified control at the specified location and with the specified direction relative to the parent control.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)
Public Sub Show ( _
	control As Control, _
	position As Point, _
	direction As ToolStripDropDownDirection _


Type: System.Windows.Forms.Control

The control (typically, a ToolStripDropDownButton) that is the reference point for the ToolStripDropDown position.

Type: System.Drawing.Point

The horizontal and vertical location of the reference control's upper-left corner, in pixels.

Type: System.Windows.Forms.ToolStripDropDownDirection

One of the ToolStripDropDownDirection values.


The control specified by the control parameter is Nothing.

The following code example demonstrates how to display the ToolStripDropDown control relative to the parent control.

' This method calls the ToolStripDropDown control's Show  
' method to display the ContextMenuStrip relative to the 
' owning control. 
Private Sub button1_MouseUp(sender As Object, e As MouseEventArgs) Handles button1.MouseUp
     Dim c As Control = CType(sender, Control)

     If e.Button = Windows.Forms.MouseButtons.Right Then 
         Me.contextMenuStrip1.Show(c, e.Location, Me.dropDownDirection)
     End If 
 End Sub

.NET Framework

Supported in: 4.5.1, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows Phone 8.1, Windows Phone 8, 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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