Definition of event delegate you should use if you want to receive the OnBusy event.
[Visual Basic]
Public Delegate Sub OnBusy( _
ByVal Sender As Object, _
Byval e As OnBusyArgs_
)
[C#]
public delegate void OnBusy(
object Sender,
OnBusyArgs e
);
Namespace: TAPIEx
Assembly: TAPIEx.Net.Dll