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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 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 the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QFILESYSTEMMODEL_H
+#define QFILESYSTEMMODEL_H
+
+#include <QtCore/qabstractitemmodel.h>
+#include <QtCore/qpair.h>
+#include <QtCore/qdir.h>
+#include <QtGui/qicon.h>
+#include <QtCore/qdiriterator.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Gui)
+
+#ifndef QT_NO_FILESYSTEMMODEL
+
+class ExtendedInformation;
+class QFileSystemModelPrivate;
+class QFileIconProvider;
+
+class Q_GUI_EXPORT QFileSystemModel : public QAbstractItemModel
+{
+    Q_OBJECT
+    Q_PROPERTY(bool resolveSymlinks READ resolveSymlinks WRITE setResolveSymlinks)
+    Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
+    Q_PROPERTY(bool nameFilterDisables READ nameFilterDisables WRITE setNameFilterDisables)
+
+Q_SIGNALS:
+    void rootPathChanged(const QString &newPath);
+    void fileRenamed(const QString &path, const QString &oldName, const QString &newName);
+
+public:
+    enum Roles {
+        FileIconRole = Qt::DecorationRole,
+        FilePathRole = Qt::UserRole + 1,
+        FileNameRole = Qt::UserRole + 2,
+        FilePermissions = Qt::UserRole + 3
+    };
+
+    explicit QFileSystemModel(QObject *parent = 0);
+    ~QFileSystemModel();
+
+    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const;
+    QModelIndex index(const QString &path, int column = 0) const;
+    QModelIndex parent(const QModelIndex &child) const;
+    bool hasChildren(const QModelIndex &parent = QModelIndex()) const;
+    bool canFetchMore(const QModelIndex &parent) const;
+    void fetchMore(const QModelIndex &parent);
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const;
+    int columnCount(const QModelIndex &parent = QModelIndex()) const;
+
+    QVariant myComputer(int role = Qt::DisplayRole) const;
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
+    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
+
+    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
+
+    Qt::ItemFlags flags(const QModelIndex &index) const;
+
+    void sort(int column, Qt::SortOrder order = Qt::AscendingOrder);
+
+    QStringList mimeTypes() const;
+    QMimeData *mimeData(const QModelIndexList &indexes) const;
+    bool dropMimeData(const QMimeData *data, Qt::DropAction action,
+                      int row, int column, const QModelIndex &parent);
+    Qt::DropActions supportedDropActions() const;
+
+    // QFileSystemModel specific API
+    QModelIndex setRootPath(const QString &path);
+    QString rootPath() const;
+    QDir rootDirectory() const;
+
+    void setIconProvider(QFileIconProvider *provider);
+    QFileIconProvider *iconProvider() const;
+
+    void setFilter(QDir::Filters filters);
+    QDir::Filters filter() const;
+
+    void setResolveSymlinks(bool enable);
+    bool resolveSymlinks() const;
+
+    void setReadOnly(bool enable);
+    bool isReadOnly() const;
+
+    void setNameFilterDisables(bool enable);
+    bool nameFilterDisables() const;
+
+    void setNameFilters(const QStringList &filters);
+    QStringList nameFilters() const;
+
+    QString filePath(const QModelIndex &index) const;
+    bool isDir(const QModelIndex &index) const;
+    qint64 size(const QModelIndex &index) const;
+    QString type(const QModelIndex &index) const;
+    QDateTime lastModified(const QModelIndex &index) const;
+
+    QModelIndex mkdir(const QModelIndex &parent, const QString &name);
+    inline bool rmdir(const QModelIndex &index) const;
+    inline QString fileName(const QModelIndex &index) const;
+    inline QIcon fileIcon(const QModelIndex &index) const;
+    QFile::Permissions permissions(const QModelIndex &index) const;
+    inline QFileInfo fileInfo(const QModelIndex &index) const;
+    bool remove(const QModelIndex &index) const;
+
+protected:
+    QFileSystemModel(QFileSystemModelPrivate &, QObject *parent = 0);
+    void timerEvent(QTimerEvent *event);
+    bool event(QEvent *event);
+
+private:
+    Q_DECLARE_PRIVATE(QFileSystemModel)
+    Q_DISABLE_COPY(QFileSystemModel)
+
+    Q_PRIVATE_SLOT(d_func(), void _q_directoryChanged(const QString &directory, const QStringList &list))
+    Q_PRIVATE_SLOT(d_func(), void _q_performDelayedSort())
+    Q_PRIVATE_SLOT(d_func(), void _q_fileSystemChanged(const QString &path, const QList<QPair<QString, QFileInfo> > &))
+    Q_PRIVATE_SLOT(d_func(), void _q_resolvedName(const QString &fileName, const QString &resolvedName))
+
+    friend class QFileDialogPrivate;
+};
+
+inline bool QFileSystemModel::rmdir(const QModelIndex &aindex) const
+{ QDir dir; return dir.rmdir(filePath(aindex)); }
+inline QString QFileSystemModel::fileName(const QModelIndex &aindex) const
+{ return aindex.data(Qt::DisplayRole).toString(); }
+inline QIcon QFileSystemModel::fileIcon(const QModelIndex &aindex) const
+{ return qvariant_cast<QIcon>(aindex.data(Qt::DecorationRole)); }
+inline QFileInfo QFileSystemModel::fileInfo(const QModelIndex &aindex) const
+{ return QFileInfo(filePath(aindex)); }
+
+#endif // QT_NO_FILESYSTEMMODEL
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QFILESYSTEMMODEL_H
+