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#ifndef _NEWSELECTION_H_ #define _NEWSELECTION_H_ #include "operation.h" class Element; class Compound; class Table; class Reference; /** This operation adds an element to a compound. In case the operation is undone, the element has to be deleted when the operation-instance is deleted. * For this reason, a _delete element is used... */ class NewSelection : public Operation { private: Reference * _ref; Table * _oldTable; Table * _delete; public: NewSelection(Reference * ref); NewSelection(const NewSelection&); ~NewSelection(); void undo(); void redo(); virtual ostream & print(int,ostream&) const; virtual void flush(const char*) const; virtual Element * copy() const; }; #endif
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