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diff --git a/src/assistant/tools/assistant/bookmarkmodel.h b/src/assistant/tools/assistant/bookmarkmodel.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt Assistant of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifndef BOOKMARKMODEL_H
+#define BOOKMARKMODEL_H
+
+#include <QtCore/QAbstractItemModel>
+
+#include <QtGui/QIcon>
+
+QT_BEGIN_NAMESPACE
+
+class BookmarkItem;
+class QMimeData;
+class QTreeView;
+
+typedef QMap<BookmarkItem*, QPersistentModelIndex> ItemModelIndexCache;
+
+class BookmarkModel : public QAbstractItemModel
+{
+     Q_OBJECT
+public:
+    BookmarkModel();
+    ~BookmarkModel();
+
+    QByteArray bookmarks() const;
+    void setBookmarks(const QByteArray &bookmarks);
+
+    void setItemsEditable(bool editable);
+    void expandFoldersIfNeeeded(QTreeView *treeView);
+
+    QModelIndex addItem(const QModelIndex &parent, bool isFolder = false);
+    bool removeItem(const QModelIndex &index);
+
+    int rowCount(const QModelIndex &index = QModelIndex()) const;
+    int columnCount(const QModelIndex &index = QModelIndex()) const;
+
+    QModelIndex parent(const QModelIndex &index) const;
+    QModelIndex index(int row, int column, const QModelIndex &index) const;
+
+    Qt::DropActions supportedDropActions () const;
+    Qt::ItemFlags flags(const QModelIndex &index) const;
+
+    QVariant data(const QModelIndex &index, int role) const;
+    void setData(const QModelIndex &index, const QVector<QVariant> &data);
+    bool setData(const QModelIndex &index, const QVariant &value, int role);
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+
+    QModelIndex indexFromItem(BookmarkItem *item) const;
+    BookmarkItem *itemFromIndex(const QModelIndex &index) const;
+    QList<QPersistentModelIndex> indexListFor(const QString &label) const;
+
+    bool insertRows(int position, int rows, const QModelIndex &parent);
+    bool removeRows(int position, int rows, const QModelIndex &parent);
+
+    QStringList mimeTypes() const;
+    QMimeData* mimeData(const QModelIndexList &indexes) const;
+    bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row,
+        int column, const QModelIndex &parent);
+
+private:
+    void setupCache(const QModelIndex &parent);
+    QModelIndexList collectItems(const QModelIndex &parent) const;
+    void collectItems(const QModelIndex &parent, qint32 depth,
+        QDataStream *stream) const;
+
+private:
+    int columns;
+    bool m_folder;
+    bool m_editable;
+    QIcon folderIcon;
+    QIcon bookmarkIcon;
+    QTreeView *treeView;
+    BookmarkItem *rootItem;
+    ItemModelIndexCache cache;
+};
+
+QT_END_NAMESPACE
+
+#endif  // BOOKMARKMODEL_H