System.Object
   System.MarshalByRefObject
      System.ComponentModel.Component
         System.Windows.Forms.Control
            System.Windows.Forms.ScrollableControl
               System.Windows.Forms.ContainerControl
                  System.Windows.Forms.Form
                     C1.Win.C1Schedule.Printing.PrintOptionsForm
                     C1.Win.C1Schedule.Printing.PrintProgressForm
                     C1.Win.C1Schedule.Printing.PrintStyleOptionsForm

Reference

C1.Win.C1Schedule.4 Assembly