| Name | Description | |
|---|---|---|
 | ActionComplete | Occurs when the undo or redo action is complete. |
| ActionPerforming | Occurs when the undo or redo action is performing, users can cancel this action. Actions are cancelled are not added to the undo list. |
| RedoComplete | Occurs when the redo action is complete. |
| RedoPerforming | Occurs when the redo action is performing, user can cancel this redo action. Cancelled redo action are not added to undo list and are not removed from redo list. |
| UndoComplete | Occurs when the undo action is complete. |
| UndoPerforming | Occurs when the undo action is performing, user can cancel this undo action. Cancelled undo action are not added to redo list and are not removed from undo list. |