![Methods and Properties Reference for Creating Custom UndoUnit 1.png](images/Methods_and_Properties_Reference_for_Creating_Custom_UndoUnit_1.png)
This topic lists the available methods and properties related to creating of a custom UndoUnit in the Infragistics Undo/Redo Framework™.
The following table lists the topics required as a prerequisite to understanding this topic.
This topic contains the following sections:
The UndoUnit is an abstract base class that is used to undo/redo changes.
If you need to support undo/redo of specific type of changes, you need to create a custom UndoUnit
. The class exposes several abstract members listed below.
The following table summarizes the purpose and functionality of the methods exposed by the UndoUnit
class.
The following table summarizes the purpose and functionality of the properties exposed by the UndoUnit
class.
The following topics provide additional information related to this topic.