System.EventArgs event type



Can someone tell me how to tell what type of event called a handler. 
>From what I've been able to tell System.EventArgs is an empty class. 
So how can an event handler tell if an event showed up because a
button was clicked or unclicked?  Thanks.

John



[Date Prev][Date Next]   [Thread Prev][Thread Next]   [Thread Index] [Date Index] [Author Index]