![](dotnetdiagramimages/C1_Win_PrintPreview_4_5_2_C1_Win_C1Preview_HistoryItemAddingEventArgs.png)
'Declaration Public Class HistoryItemAddingEventArgs Inherits System.ComponentModel.CancelEventArgs
public class HistoryItemAddingEventArgs : System.ComponentModel.CancelEventArgs
System.Object
System.EventArgs
System.ComponentModel.CancelEventArgs
C1.Win.C1Preview.HistoryItemAddingEventArgs