Occurs when the user clicks the Export button.
Assembly: Microsoft.ReportViewer.WinForms (in Microsoft.ReportViewer.WinForms.dll)
This event occurs when the user clicks the Export button, before the report is actually exported. Information about this event is passed in a ReportExportEventArgs object to the ExportEventHandler delegate, which handles the event.
For more information about handling events, see NIB: Consuming Events.