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ODA Kernel SDK
API Reference > OdDb Classes > OdDbUndoController Class > OdDbUndoController Methods > OdDbUndoController::popData Method
OdDbUndoController::popData Method
Syntax
C++
virtual OdUInt32 popData(OdStreamBuf* pStream) = 0;

Gives back most recent single undo step data.

Parameters
Description
pStream
[out] stream

Implementer should write back single undo step data saved in this object via the most recent call pushData into specified stream and then free internal resources used for storing undo step.

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