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Sourcecode: qt4-x11 version File versions


** Copyright (C) 2004-2007 Trolltech ASA. All rights reserved.
** This file is part of the demonstration applications of the Qt Toolkit.
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/
** If you are unsure which license is appropriate for your use, please
** review the following information:
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** or contact the sales department at sales@trolltech.com.
** In addition, as a special exception, Trolltech gives you certain
** additional rights. These rights are described in the Trolltech GPL
** Exception version 1.0, which can be found at
** http://www.trolltech.com/products/qt/gplexception/ and in the file
** GPL_EXCEPTION.txt in this package.
** In addition, as a special exception, Trolltech, as the sole copyright
** holder for Qt Designer, grants users of the Qt/Eclipse Integration
** plug-in the right for the Qt/Eclipse Integration to link to
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** Trolltech reserves all rights not expressly granted herein.
** Trolltech ASA (c) 2007
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE

#ifndef MODEL_H
#define MODEL_H

#include <QAbstractItemModel>
#include <QFileIconProvider>
#include <QVector>

class Model : public QAbstractItemModel

    Model(int rows, int columns, QObject *parent = 0);

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

    int rowCount(const QModelIndex &parent) const;
    int columnCount(const QModelIndex &parent) const;

    QVariant data(const QModelIndex &index, int role) const;
    QVariant headerData(int section, Qt::Orientation orientation, int role) const;

    bool hasChildren(const QModelIndex &parent) const;
    Qt::ItemFlags flags(const QModelIndex &index) const;
    bool isDragEnabled(const QModelIndex &index) const;


    struct Node
      Node(Node *parent = 0) : parent(parent), children(0) {}
      ~Node() { delete children; }
      Node *parent;
      QVector<Node> *children;

    Node *node(int row, Node *parent) const;
    Node *parent(Node *child) const;
    int row(Node *node) const;

    int rc, cc;
    QVector<Node> *tree;
    QFileIconProvider iconProvider;


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