API Reference > OdDb Classes > OdDbObjectReactor Class > OdDbObjectReactor Methods > OdDbObjectReactor::modifyUndone Method
OdDbObjectReactor::modifyUndone Method
Syntax
C++
virtual void modifyUndone(const OdDbObject* pObject);
Parameters 
Description 
const OdDbObject* pObject 
[in] Pointer to the notifying object. 

Notification function called whenever the notifying object is in the midst an Undo operation that is undoing modifications. 

 

The notifying object is open OdDb::kForRead. 

The default implementation of this function does nothing. This function can be overridden in custom classes.

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