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+/***************************************************************************
+**
+** Copyright (C) 2015 Jochen Becher
+** Contact: http://www.qt.io/licensing
+**
+** This file is part of Qt Creator.
+**
+** 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 http://www.qt.io/terms-conditions.  For further information
+** use the contact form at http://www.qt.io/contact-us.
+**
+** 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 or version 3 as published by the Free
+** Software Foundation and appearing in the file LICENSE.LGPLv21 and
+** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
+** following information to ensure the GNU Lesser General Public License
+** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, The Qt Company gives you certain additional
+** rights.  These rights are described in The Qt Company LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+#ifndef QMT_DOCUMENTCONTROLLER_H
+#define QMT_DOCUMENTCONTROLLER_H
+
+#include <QObject>
+#include "qmt/infrastructure/qmt_global.h"
+
+namespace qmt {
+
+class ProjectController;
+class UndoController;
+class ModelController;
+class DiagramController;
+class DiagramSceneController;
+class StyleController;
+class StereotypeController;
+class ConfigController;
+class TreeModel;
+class SortedTreeModel;
+class DiagramsManager;
+class SceneInspector;
+class MPackage;
+class MClass;
+class MComponent;
+class MDiagram;
+class MCanvasDiagram;
+class MContainer;
+class DContainer;
+class MSelection;
+class MObject;
+
+class QMT_EXPORT DocumentController : public QObject
+{
+    Q_OBJECT
+public:
+    explicit DocumentController(QObject *parent = 0);
+    ~DocumentController() override;
+
+signals:
+    void changed();
+    void modelClipboardChanged(bool isEmpty);
+    void diagramClipboardChanged(bool isEmpty);
+
+public:
+    ProjectController *projectController() const { return m_projectController; }
+    UndoController *undoController() const { return m_undoController; }
+    ModelController *modelController() const { return m_modelController; }
+    DiagramController *diagramController() const { return m_diagramController; }
+    DiagramSceneController *diagramSceneController() const { return m_diagramSceneController; }
+    StyleController *styleController() const { return m_styleController; }
+    StereotypeController *stereotypeController() const { return m_stereotypeController; }
+    ConfigController *configController() const { return m_configController; }
+    TreeModel *treeModel() const { return m_treeModel; }
+    SortedTreeModel *sortedTreeModel() const { return m_sortedTreeModel; }
+    DiagramsManager *diagramsManager() const { return m_diagramsManager; }
+    SceneInspector *sceneInspector() const { return m_sceneInspector; }
+
+    bool isModelClipboardEmpty() const;
+    bool isDiagramClipboardEmpty() const;
+    bool hasDiagramSelection(const qmt::MDiagram *diagram) const;
+
+    void cutFromModel(const MSelection &selection);
+    void cutFromDiagram(MDiagram *diagram);
+    void copyFromModel(const MSelection &selection);
+    void copyFromDiagram(const MDiagram *diagram);
+    void copyDiagram(const MDiagram *diagram);
+    void pasteIntoModel(MObject *modelObject);
+    void pasteIntoDiagram(MDiagram *diagram);
+    void deleteFromModel(const MSelection &selection);
+    void deleteFromDiagram(MDiagram *diagram);
+    void removeFromDiagram(MDiagram *diagram);
+    void selectAllOnDiagram(MDiagram *diagram);
+
+    MPackage *createNewPackage(MPackage *);
+    MClass *createNewClass(MPackage *);
+    MComponent *createNewComponent(MPackage *);
+    MCanvasDiagram *createNewCanvasDiagram(MPackage *);
+
+    MDiagram *findRootDiagram();
+    MDiagram *findOrCreateRootDiagram();
+
+    void createNewProject(const QString &fileName);
+    void loadProject(const QString &fileName);
+
+private:
+    ProjectController *m_projectController;
+    UndoController *m_undoController;
+    ModelController *m_modelController;
+    DiagramController *m_diagramController;
+    DiagramSceneController *m_diagramSceneController;
+    StyleController *m_styleController;
+    StereotypeController *m_stereotypeController;
+    ConfigController *m_configController;
+    TreeModel *m_treeModel;
+    SortedTreeModel *m_sortedTreeModel;
+    DiagramsManager *m_diagramsManager;
+    SceneInspector *m_sceneInspector;
+    QScopedPointer<MContainer> m_modelClipboard;
+    QScopedPointer<DContainer> m_diagramClipboard;
+};
+
+} // namespace qmt
+
+#endif // QMT_DOCUMENTCONTROLLER_H