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diff --git a/src/Authoring/Qt3DStudio/Palettes/Slide/SlideModel.h b/src/Authoring/Qt3DStudio/Palettes/Slide/SlideModel.h
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+++ b/src/Authoring/Qt3DStudio/Palettes/Slide/SlideModel.h
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+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL-EXCEPT$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef SLIDEMODEL_H
+#define SLIDEMODEL_H
+
+#include <QtCore/qabstractitemmodel.h>
+#include <QtCore/qhash.h>
+
+#include "Qt3DSDMHandles.h"
+
+class CClientDataModelBridge;
+class CDoc;
+
+class SlideModel : public QAbstractListModel
+{
+    Q_OBJECT
+public:
+    enum Roles {
+        NameRole = Qt::DisplayRole,
+        HandleRole = Qt::UserRole + 1,
+        SelectedRole,
+        VariantsRole
+    };
+
+    SlideModel(int slideCount, QObject *parent = nullptr);
+
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    bool setData(const QModelIndex &index, const QVariant &value,
+                 int role = Qt::DisplayRole) override;
+
+    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+    QHash<int, QByteArray> roleNames() const override;
+
+    bool insertRows(int row, int count,
+                    const QModelIndex &parent = QModelIndex()) override;
+    bool removeRows(int row, int count,
+                    const QModelIndex &parent = QModelIndex()) override;
+    void duplicateRow(int row);
+    void startRearrange(int row);
+    void move(int fromRow, int toRow);
+    void finishRearrange(bool commit);
+
+    void clear();
+    void addNewSlide(int row);
+    void removeSlide(int row);
+
+    void onNewSlide(const qt3dsdm::Qt3DSDMSlideHandle &inSlide);
+    void onDeleteSlide(const qt3dsdm::Qt3DSDMSlideHandle &inSlide);
+    void onSlideRearranged(const qt3dsdm::Qt3DSDMSlideHandle &inMaster, int inOldIndex,
+                           int toRow);
+    void refreshSlideLabel(qt3dsdm::Qt3DSDMInstanceHandle instanceHandle,
+                           qt3dsdm::Qt3DSDMPropertyHandle propertyHandle);
+    void setSelectedSlideIndex(const QModelIndex &index);
+    void refreshVariants(const QVector<QHash<QString, QStringList>> &vModel = {},
+                         const QVector<QStringList> &vModelKeys = {});
+    int rowToSlideIndex(int row) const;
+    QVector<QHash<QString, QStringList> > variantsModel() const { return m_variantsModel; }
+    QVector<QStringList> variantsModelKeys() const { return m_variantsModelKeys; }
+
+private:
+    bool hasSlideWithName(const QString &name) const;
+    QString slideName(const qt3dsdm::Qt3DSDMSlideHandle &handle) const;
+    void setSlideName(const qt3dsdm::Qt3DSDMSlideHandle &handle, const QString &name);
+    inline CDoc *GetDoc() const;
+    inline long slideIndex(const qt3dsdm::Qt3DSDMSlideHandle &handle) const;
+    inline CClientDataModelBridge *GetBridge() const;
+
+    QVector<qt3dsdm::Qt3DSDMSlideHandle> m_slides;
+    int m_selectedRow = -1;
+    int m_rearrangeStartRow = -1;
+    int m_rearrangeEndRow = -1;
+    QVector<QHash<QString, QStringList> > m_variantsModel;
+    QVector<QStringList> m_variantsModelKeys;
+    QHash<qt3dsdm::Qt3DSDMInstanceHandle, qt3dsdm::Qt3DSDMSlideHandle> m_slideLookupHash;
+};
+
+
+#endif // SLIDEMODEL_H