Public Delegate Sub StateChangedHandler( _
   ByVal sender As Object, _
   ByVal e As StateChangedArgs _
) 

public delegate void StateChangedHandler( 
   object sender,
   StateChangedArgs e
)

Parameters

sender

Source of the event.

e

A StateChangedEventArgs that contains the event data.

Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family

Reference