98 lines
3.7 KiB
C++
98 lines
3.7 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
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** of its contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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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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TreeModel(const QStringList &headers, const QString &data,
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QObject *parent = 0);
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~TreeModel();
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//! [0] //! [1]
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QVariant data(const QModelIndex &index, int role) const;
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QVariant headerData(int section, Qt::Orientation orientation,
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int role = Qt::DisplayRole) const;
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QModelIndex index(int row, int column,
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const QModelIndex &parent = QModelIndex()) const;
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QModelIndex parent(const QModelIndex &index) const;
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int rowCount(const QModelIndex &parent = QModelIndex()) const;
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int columnCount(const QModelIndex &parent = QModelIndex()) const;
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//! [1]
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//! [2]
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Qt::ItemFlags flags(const QModelIndex &index) const;
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bool setData(const QModelIndex &index, const QVariant &value,
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int role = Qt::EditRole);
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bool setHeaderData(int section, Qt::Orientation orientation,
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const QVariant &value, int role = Qt::EditRole);
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bool insertColumns(int position, int columns,
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const QModelIndex &parent = QModelIndex());
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bool removeColumns(int position, int columns,
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const QModelIndex &parent = QModelIndex());
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bool insertRows(int position, int rows,
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const QModelIndex &parent = QModelIndex());
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bool removeRows(int position, int rows,
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const QModelIndex &parent = QModelIndex());
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private:
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void setupModelData(const QStringList &lines, TreeItem *parent);
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TreeItem *getItem(const QModelIndex &index) const;
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TreeItem *rootItem;
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};
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//! [2]
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#endif // TREEMODEL_H
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