#ifndef T_PARAMUNDO_INCLUDED

#define T_PARAMUNDO_INCLUDED

#include "tparamchange.h"

#undef DVAPI

#undef DVVAR

#ifdef TAPPTOOLS_EXPORTS

#define DVAPI DV_EXPORT_API

#define DVVAR DV_EXPORT_VAR

#else

#define DVAPI DV_IMPORT_API

#define DVVAR DV_IMPORT_VAR

#endif

class DVAPI TParamUndoManager : public TParamObserver

{ // singleton

protected:

	TParamUndoManager() {}

	virtual ~TParamUndoManager(){};

public:

	static TParamUndoManager *instance();

};

#endif