92 lines
3.1 KiB
C++
92 lines
3.1 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 demonstration applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef MODEL_H
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#define MODEL_H
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#include <QAbstractItemModel>
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#include <QFileIconProvider>
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#include <QIcon>
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#include <QVector>
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class Model : public QAbstractItemModel
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{
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Q_OBJECT
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public:
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Model(int rows, int columns, QObject *parent = 0);
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~Model();
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QModelIndex index(int row, int column, const QModelIndex &parent) const;
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QModelIndex parent(const QModelIndex &child) const;
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int rowCount(const QModelIndex &parent) const;
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int columnCount(const QModelIndex &parent) const;
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QVariant data(const QModelIndex &index, int role) const;
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QVariant headerData(int section, Qt::Orientation orientation, int role) const;
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bool hasChildren(const QModelIndex &parent) const;
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Qt::ItemFlags flags(const QModelIndex &index) const;
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private:
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struct Node
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{
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Node(Node *parent = 0) : parent(parent), children(0) {}
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~Node() { delete children; }
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Node *parent;
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QVector<Node> *children;
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};
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Node *node(int row, Node *parent) const;
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Node *parent(Node *child) const;
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int row(Node *node) const;
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QIcon services;
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int rc;
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int cc;
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QVector<Node> *tree;
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QFileIconProvider iconProvider;
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};
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#endif // MODEL_H
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