sessionitemcontainer.h

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//  ************************************************************************************************
//
//  qt-mvvm: Model-view-view-model framework for large GUI applications
//
//! @file      mvvm/model/mvvm/model/sessionitemcontainer.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_MODEL_SESSIONITEMCONTAINER_H
#define BORNAGAIN_MVVM_MODEL_MVVM_MODEL_SESSIONITEMCONTAINER_H
 
#include "mvvm/model/taginfo.h"
#include "mvvm/model_export.h"
#include <vector>
 
namespace ModelView {
 
class SessionItem;
 
//! Holds collection of SessionItem objects related to the same tag.
 
class MVVM_MODEL_EXPORT SessionItemContainer {
public:
    using container_t = std::vector<SessionItem*>;
    using const_iterator = container_t::const_iterator;
 
    SessionItemContainer(TagInfo tag_info);
    SessionItemContainer(const SessionItemContainer&) = delete;
    SessionItemContainer& operator=(const SessionItemContainer&) = delete;
    ~SessionItemContainer();
 
    bool empty() const;
 
    int itemCount() const;
 
    std::vector<SessionItem*> items() const;
 
    bool insertItem(SessionItem* item, int index);
 
    SessionItem* takeItem(int index);
 
    bool canTakeItem(int index) const;
 
    bool canInsertItem(const SessionItem* item, int index) const;
 
    int indexOfItem(const SessionItem* item) const;
 
    SessionItem* itemAt(int index) const;
 
    std::string name() const;
 
    TagInfo tagInfo() const;
 
    const_iterator begin() const;
 
    const_iterator end() const;
 
private:
    bool maximum_reached() const;
    bool minimum_reached() const;
    bool is_valid_item(const SessionItem* item) const;
    TagInfo m_tag_info;
    container_t m_items;
};
 
} // namespace ModelView
 
#endif // BORNAGAIN_MVVM_MODEL_MVVM_MODEL_SESSIONITEMCONTAINER_H