Method BeginUndoUnit
| Improve this Doc View SourceBeginUndoUnit()
Marks the beginning of a reversible unit of work.
Declaration
public void BeginUndoUnit()Remarks
Use BeginUndoUnit() and EndUndoUnit() in tandem. Calling BeginUndoUnit() increases UndoUnitLevel by 1, and calling EndUndoUnit() decreases UndoUnitLevel by 1. When UndoUnitLevel is greater than 0, all undoable operations are considered as one single reversible unit of work.