'Declaration
 
Protected Overridable Sub OnMouseDown( _
   ByVal sender As Object, _
   ByVal e As MouseEventArgs _
) 

'Usage
 
Dim instance As SideButtonBase
Dim sender As Object
Dim e As MouseEventArgs
 
instance.OnMouseDown(sender, e)

protected virtual void OnMouseDown( 
   object sender,
   MouseEventArgs e
)

Parameters

sender

An System.Object that indicates the event source.

e

A System.Windows.Forms.MouseEventArgs object that contains the event data.

Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows Server 2012 R2, Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8, Windows 8.1, Windows 10

Reference

SideButtonBase Class
SideButtonBase Members