TreeModel.h

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// SPDX-FileCopyrightText: Copyright (c) OpenGeoSys Community (opengeosys.org)
// SPDX-License-Identifier: BSD-3-Clause
 
#pragma once
 
#include <QAbstractItemModel>
 
class QVariant;
class QModelIndex;
class TreeItem;

class TreeModel : public QAbstractItemModel
{
    Q_OBJECT
 
public:
    explicit TreeModel(QObject* parent = nullptr);
    ~TreeModel() override;
 
    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;
    TreeItem* getItem(const QModelIndex &index) const;
    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& index) const override;
    bool removeRows(int position, int count,
                    const QModelIndex& parent) override;
    int rowCount(const QModelIndex& parent = QModelIndex()) const override;
    int columnCount(const QModelIndex& parent = QModelIndex()) const override;
 
    TreeItem* rootItem() const;
 
public slots:
    void updateData();
 
protected:
    TreeItem* _rootItem;
 
private:
    void setupModelData(const QStringList &lines, TreeItem* parent);
};