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diff --git a/src/Authoring/Qt3DStudio/Palettes/Timeline/Bindings/ITimelineItem.h b/src/Authoring/Qt3DStudio/Palettes/Timeline/Bindings/ITimelineItem.h
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+/****************************************************************************
+**
+** Copyright (C) 2008 NVIDIA Corporation.
+** 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 INCLUDED_ITIMELINE_ITEM_H
+#define INCLUDED_ITIMELINE_ITEM_H 1
+
+#pragma once
+
+#include "INamable.h"
+#include "StudioObjectTypes.h"
+
+class ITimelineTimebar;
+
+//=============================================================================
+/**
+ * Abstraction of a data model item in the Scene. This might end up deriving from a more generic
+ * interface, so that common
+ * functions can be generalized for items in the different palettes.
+ */
+//=============================================================================
+class ITimelineItem : public INamable
+{
+public:
+    enum class ActivateAction {
+        None = 0,
+        Activate = 1,
+        Deactivate = 2
+    };
+    Q_DECLARE_FLAGS(ActivateActions, ActivateAction)
+
+    virtual ~ITimelineItem() {}
+
+    virtual EStudioObjectType GetObjectType() const = 0;
+    virtual bool IsMaster() const = 0;
+
+    virtual bool IsShy() const = 0;
+    virtual void SetShy(bool) = 0;
+    virtual bool IsLocked() const = 0;
+    virtual void SetLocked(bool) = 0;
+    virtual bool IsVisible() const = 0;
+    virtual void SetVisible(bool) = 0;
+    virtual bool IsImported() const { return false; }
+    virtual bool IsVisibilityControlled() const = 0;
+
+    // Actions
+    virtual bool HasAction(bool inMaster) = 0;
+    virtual bool ChildrenHasAction(bool inMaster) = 0;
+    virtual bool ComponentHasAction(bool inMaster) = 0;
+    virtual ActivateActions getActivateActions() = 0;
+
+    // subpresentations
+    virtual bool hasSubpresentation() const = 0;
+
+    virtual ITimelineTimebar *GetTimebar() = 0;
+};
+
+Q_DECLARE_OPERATORS_FOR_FLAGS(ITimelineItem::ActivateActions)
+
+#endif // INCLUDED_ITIMELINE_ITEM_H