// Created on: 2017-06-16
// Created by: Natalia ERMOLAEVA
// Copyright (c) 2017 OPEN CASCADE SAS
//
// This file is part of Open CASCADE Technology software library.
//
// This library is free software; you can redistribute it and/or modify it under
// the terms of the GNU Lesser General Public License version 2.1 as published
// by the Free Software Foundation, with special exception defined in the file
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
// distribution for complete text of the license and disclaimer of any warranty.
//
// Alternatively, this file may be used under the terms of Open CASCADE
// commercial license or contractual agreement. 

#ifndef DFBrowserPane_TDataStdTreeNode_H
#define DFBrowserPane_TDataStdTreeNode_H

#include <inspector/DFBrowserPane_AttributePane.hxx>

#include <Standard.hxx>

class QAbstractItemModel;
class QTreeView;

//! \class DFBrowserPane_TDataStdTreeNode
//! \brief The class to manipulate of TDataStd_TreeNode attribute
class DFBrowserPane_TDataStdTreeNode : public DFBrowserPane_AttributePane
{
public:

  //! Constructor
  Standard_EXPORT DFBrowserPane_TDataStdTreeNode();

  //! Destructor
  virtual ~DFBrowserPane_TDataStdTreeNode() {}

  //! Creates table view and call create widget of array table helper
  //! \param theParent a parent widget
  //! \return a new widget
  Standard_EXPORT virtual QWidget* CreateWidget (QWidget* theParent) Standard_OVERRIDE;

  //! Initializes the content of the pane by the parameter attribute
  //! \param theAttribute an OCAF attribute
  Standard_EXPORT virtual void Init (const Handle(TDF_Attribute)& theAttribute) Standard_OVERRIDE;

  //! Returns brief attribute information. In general case, it returns GetValues() result.
  //! \param theAttribute a current attribute
  //! \param theValues a result list of values
  Standard_EXPORT virtual void GetShortAttributeInfo (const Handle(TDF_Attribute)& theAttribute,
                                                      QList<QVariant>& theValues) Standard_OVERRIDE;

  //! Returns values to fill the table view model
  //! \param theAttribute a current attribute
  //! \param theValues a container of values
  virtual void GetValues (const Handle(TDF_Attribute)& theAttribute, QList<QVariant>& theValues) Standard_OVERRIDE
  { (void)theAttribute; (void)theValues; }

  //! Returns container of Label references to the attribute
  //! \param theAttribute a current attribute
  //! \param theRefLabels a container of label references, to be selected in tree view
  //! \param theRefPresentation handle of presentation for the references, to be visualized
  Standard_EXPORT virtual void GetReferences (const Handle(TDF_Attribute)& theAttribute,
                                              NCollection_List<TDF_Label>& theRefLabels,
                                              Handle(Standard_Transient)& theRefPresentation) Standard_OVERRIDE;

private:

  QAbstractItemModel* myModel;
  QTreeView* myTreeNodeView;
};

#endif