RTransactionStack.h

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#ifndef RTRANSACTIONSTACK_H
#define RTRANSACTIONSTACK_H

#include <QMetaType>

#include "RNonCopyable.h"
#include "RTransaction.h"

class RDocument;

class RTransactionStack : RNonCopyable {
public:
    RTransactionStack(RDocument& document);
    ~RTransactionStack();

    void reset();

    RTransaction undo();
    RTransaction redo();
    bool isUndoAvailable() const;
    bool isRedoAvailable() const;

private:
    RDocument& document;
};

Q_DECLARE_METATYPE(RTransactionStack*)

#endif