Protected Overridable Sub OnOpened( _
   ByVal e As EventArgs _
) 

Dim instance As HeaderDropDownList
Dim e As EventArgs
 
instance.OnOpened(e)

protected virtual void OnOpened( 
   EventArgs e
)

Parameters

e

An System.EventArgs that contains event data.

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

HeaderDropDownList Class
HeaderDropDownList Members