プレビューのフォームのLoad時にイベントを関連付ける。
Private Sub fmReportViewer_Load(sender As Object, e As EventArgs) Handles Me.Load
AddHandler rpt.Document.Printer.EndPrint, AddressOf onEndPrint
rpt.Run(False)
Me.Viewer1.Document = rpt.Document
End Sub
Private Sub onEndPrint(ByVal sender As Object, ByVal e As System.Drawing.Printing.PrintEventArgs)
MessageBox.Show("印刷完了")
End Sub
