dommodel.h

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#ifndef DOMMODEL_H
#define DOMMODEL_H

#include <QAbstractItemModel>
#include <QDir>
#include <QMessageBox>
#include <QModelIndex>
#include <QTreeView>
#include <QVariant>

#include "domitem.h"
#include "itemstate.h"

class ItemState;

class DomModel : public QAbstractItemModel {
    Q_OBJECT

public:
    DomModel(QObject* parent = 0);
    ~DomModel();

    DomItem* getRoot();

    DomItem* itemForIndex(const QModelIndex& index) const;

    // reimplemented for model - vew usage
    QVariant data(const QModelIndex& index, int role) const override;

    bool setData(const QModelIndex& index, const QVariant& value, int role = Qt::EditRole) override;

    Qt::ItemFlags flags(const QModelIndex& index) const override;

    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;

    QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const override;

    QModelIndex parent(const QModelIndex& child) const override;

    int rowCount(const QModelIndex& parent = QModelIndex()) const override;

    int columnCount(const QModelIndex& parent = QModelIndex()) const override;

    // add / remove
    QModelIndex addItem(const QModelIndex& parent, int row = -1, ItemState* state = NULL);
    void removeItem(const QModelIndex& index);

    QModelIndex addMoveItem(const QModelIndex& parent, int row = -1, ItemState* state = NULL);

    // item state
    ItemState* saveItemState(const QModelIndex& index);

    bool itemNotPlist(const QModelIndex& index);

    DomItem* copyItem(const QModelIndex& parent);

    QModelIndex pasteItem(const QModelIndex& parent, int row, ItemState* state, DomItem* copy_item);

    DomItem* getItem(const QModelIndex& index) const;

    virtual void sort(int column, Qt::SortOrder order = Qt::AscendingOrder) override;

    Qt::DropActions supportedDropActions() const override;
    QStringList mimeTypes() const override;
    QMimeData* mimeData(const QModelIndexList& indexes) const override;
    bool dropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent) override;

signals:

    void itemAdded(const QModelIndex& index);

private:
    DomItem* rootItem;
    bool changed;
};

#endif