63 lines
2.0 KiB
C++
63 lines
2.0 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#ifndef TREEMODEL_H
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#define TREEMODEL_H
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#include <QAbstractItemModel>
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#include <QModelIndex>
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#include <QVariant>
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class TreeItem;
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//! [0]
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class TreeModel : public QAbstractItemModel
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{
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Q_OBJECT
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public:
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Q_DISABLE_COPY_MOVE(TreeModel)
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TreeModel(const QStringList &headers, const QString &data,
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QObject *parent = nullptr);
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~TreeModel() override;
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//! [0] //! [1]
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QVariant data(const QModelIndex &index, int role) const override;
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QVariant headerData(int section, Qt::Orientation orientation,
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int role = Qt::DisplayRole) const override;
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QModelIndex index(int row, int column,
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const QModelIndex &parent = {}) const override;
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QModelIndex parent(const QModelIndex &index) const override;
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int rowCount(const QModelIndex &parent = {}) const override;
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int columnCount(const QModelIndex &parent = {}) const override;
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//! [1]
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//! [2]
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Qt::ItemFlags flags(const QModelIndex &index) const override;
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bool setData(const QModelIndex &index, const QVariant &value,
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int role = Qt::EditRole) override;
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bool setHeaderData(int section, Qt::Orientation orientation,
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const QVariant &value, int role = Qt::EditRole) override;
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bool insertColumns(int position, int columns,
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const QModelIndex &parent = {}) override;
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bool removeColumns(int position, int columns,
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const QModelIndex &parent = {}) override;
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bool insertRows(int position, int rows,
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const QModelIndex &parent = {}) override;
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bool removeRows(int position, int rows,
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const QModelIndex &parent = {}) override;
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private:
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void setupModelData(const QList<QStringView> &lines);
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TreeItem *getItem(const QModelIndex &index) const;
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std::unique_ptr<TreeItem> rootItem;
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};
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//! [2]
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#endif // TREEMODEL_H
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