PdfViewerBeforeDocumentChanged Event

public event EventHandler<DocumentClosingEventArgs> BeforeDocumentChanged

Public Event BeforeDocumentChanged As EventHandler(Of DocumentClosingEventArgs)

public:
 event EventHandler<DocumentClosingEventArgs^>^ BeforeDocumentChanged {
	void add (EventHandler<DocumentClosingEventArgs^>^ value);
	void remove (EventHandler<DocumentClosingEventArgs^>^ value);
}

member BeforeDocumentChanged : IEvent<EventHandler<DocumentClosingEventArgs>,
    DocumentClosingEventArgs>

/** @event */
public void add_BeforeDocumentChanged (EventHandler<DocumentClosingEventArgs> value)
/** @event */
public void remove_BeforeDocumentChanged (EventHandler<DocumentClosingEventArgs> value)

function add_BeforeDocumentChanged(value);
function remove_BeforeDocumentChanged(value);