API Reference > OdDg Classes > OdDgElement Class > OdDgElement Methods > OdDgElement::modifyUndone Method
OdDgElement::modifyUndone Method
Syntax
C++
virtual void modifyUndone(const OdDgElement* pElement);
Parameters 
Description 
const OdDgElement* pElement 
[in] Pointer to the notifying element. 

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

 

The notifying element is open OdDg::kForRead. 

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

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