A method that will handle the PdfViewer.DocumentClosing event.
public delegate void PdfDocumentClosingEventHandler( object sender, PdfDocumentClosingEventArgs e );
Public Delegate Sub PdfDocumentClosingEventHandler( sender As Object, e As PdfDocumentClosingEventArgs )
The event sender.
A PdfDocumentClosingEventArgs object that contains data related to the event.
When creating a PdfDocumentClosingEventHandler delegate, identify a method that will handle corresponding events.
To associate an event with an event handler, add a delegate instance to the event.
The event handler is called whenever the event occurs, unless the delegate is removed.
To learn more, see the Events and Delegates topic in MSDN.