Public Delegate Sub DropDownEventHandler( _
   ByVal sender As Object, _
   ByVal e As DropDownEventArgs _
) 

Visual Basic (Usage)	Copy Code
Dim instance As New DropDownEventHandler(AddressOf HandlerMethod)

public delegate void DropDownEventHandler( 
   object sender,
   DropDownEventArgs e
)

Parameters

sender

e

Target Platforms: 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

Reference