Public Delegate Sub BACommand.SenderDelegate( _
   ByVal userState As Object, _
   ByVal executeCompleted As EventHandler(Of ClientEventArgs), _
   ByVal failed As EventHandler(Of TaskFailedEventArgs) _
) 

public delegate void BACommand.SenderDelegate( 
   object userState,
   EventHandler<ClientEventArgs> executeCompleted,
   EventHandler<TaskFailedEventArgs> failed
)

Parameters

userState

A user-defined object that is passed to the method invoked when the asynchronous operation completes or fails.

executeCompleted

Execute completed event handler.

failed

Execute failed event handler.

Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family

Reference