vtkQtTreeModelAdapter.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-FileCopyrightText: Copyright 2008 Sandia Corporation
// SPDX-License-Identifier: LicenseRef-BSD-3-Clause-Sandia-USGov
#ifndef vtkQtTreeModelAdapter_h
#define vtkQtTreeModelAdapter_h
 
#include "vtkGUISupportQtModule.h" // For export macro
 
#include "vtkQtAbstractModelAdapter.h"
#include "vtkType.h" // Needed for vtkIdType
#include <QHash>     // Needed for the decoration map
#include <QVector>   // Needed for the index map
 
class QMimeData;
 
VTK_ABI_NAMESPACE_BEGIN
class vtkSelection;
class vtkTree;
class vtkAdjacentVertexIterator;
 
class VTKGUISUPPORTQT_EXPORT vtkQtTreeModelAdapter : public vtkQtAbstractModelAdapter
{
  Q_OBJECT
 
public:
  vtkQtTreeModelAdapter(QObject* parent = nullptr, vtkTree* tree = nullptr);
  ~vtkQtTreeModelAdapter() override;
 
 
  void SetVTKDataObject(vtkDataObject* data) override;
  vtkDataObject* GetVTKDataObject() const override;
 
  vtkMTimeType GetVTKDataObjectMTime() const;
 
 
  vtkSelection* QModelIndexListToVTKIndexSelection(QModelIndexList qmil) const override;
  QItemSelection VTKIndexSelectionToQItemSelection(vtkSelection* vtksel) const override;
 
  void SetKeyColumnName(const char* name) override;
 
  void SetColorColumnName(const char* name) override;
 
  void setTree(vtkTree* t);
  vtkTree* tree() const { return this->Tree; }
 
  QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
  bool setData(const QModelIndex& index, const QVariant& value, int role = Qt::EditRole) override;
  Qt::ItemFlags flags(const QModelIndex& index) const override;
  QVariant headerData(
    int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const override;
  QModelIndex index(int row, int column, const QModelIndex& parent = QModelIndex()) const override;
  QModelIndex parent(const QModelIndex& index) const override;
  int rowCount(const QModelIndex& parent = QModelIndex()) const override;
  int columnCount(const QModelIndex& parent = QModelIndex()) const override;
 
 
  Qt::DropActions supportedDragActions() const override;
  QMimeData* mimeData(const QModelIndexList& indexes) const override;
  QStringList mimeTypes() const override;
 
protected:
  void treeModified();
  void GenerateVTKIndexToQtModelIndex(vtkIdType vtk_index, QModelIndex qmodel_index);
 
  vtkTree* Tree;
  vtkAdjacentVertexIterator* ChildIterator;
  vtkMTimeType TreeMTime;
  QVector<QModelIndex> VTKIndexToQtModelIndex;
  QHash<QModelIndex, QVariant> IndexToDecoration;
 
private:
  vtkQtTreeModelAdapter(const vtkQtTreeModelAdapter&) = delete;
  void operator=(const vtkQtTreeModelAdapter&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif
// VTK-HeaderTest-Exclude: vtkQtTreeModelAdapter.h