itemcopystrategy.h

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//  ************************************************************************************************
//
//  qt-mvvm: Model-view-view-model framework for large GUI applications
//
//! @file      mvvm/model/mvvm/interfaces/itemcopystrategy.h
//! @brief     Defines class CLASS?
//!
//! @homepage  http://www.bornagainproject.org
//! @license   GNU General Public License v3 or higher (see COPYING)
//! @copyright Forschungszentrum Jülich GmbH 2020
//! @authors   Gennady Pospelov et al, Scientific Computing Group at MLZ (see CITATION, AUTHORS)
//
//  ************************************************************************************************
 
#ifndef BORNAGAIN_MVVM_MODEL_MVVM_INTERFACES_ITEMCOPYSTRATEGY_H
#define BORNAGAIN_MVVM_MODEL_MVVM_INTERFACES_ITEMCOPYSTRATEGY_H
 
#include "mvvm/model_export.h"
#include <memory>
 
namespace ModelView {
 
class SessionItem;
 
//! Interface for deep item copying.
 
class MVVM_MODEL_EXPORT ItemCopyStrategy {
public:
    virtual ~ItemCopyStrategy() = default;
 
    //! Creates item copy by deep copying all children. SessionItem identifiers will be regenerated.
    virtual std::unique_ptr<SessionItem> createCopy(const SessionItem* item) const = 0;
};
 
} // namespace ModelView
 
#endif // BORNAGAIN_MVVM_MODEL_MVVM_INTERFACES_ITEMCOPYSTRATEGY_H