![](dotnetdiagramimages/C1_WPF_C1Report_4_C1_C1Preview_LayoutChangeBase.png)
Derived classes include LayoutChangeNewPage, LayoutChangeNewColumn, LayoutChangeNewLine and LayoutChangeNoBreak.
'Declaration Public MustInherit Class LayoutChangeBase
public abstract class LayoutChangeBase
System.Object
C1.C1Preview.LayoutChangeBase
C1.C1Preview.LayoutChangeNewColumn
C1.C1Preview.LayoutChangeNewLine
C1.C1Preview.LayoutChangeNewPage
C1.C1Preview.LayoutChangeNoBreak