vtkQtTreeView.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkQtTreeView.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef vtkQtTreeView_h
#define vtkQtTreeView_h
 
#include "vtkQtView.h"
#include "vtkViewsQtModule.h" // For export macro
 
#include "vtkSmartPointer.h" // Needed for member variables
#include <QList>             // Needed for member variables
#include <QPointer>          // Needed for member variables
 
class QAbstractItemDelegate;
class QAbstractItemView;
class QFilterTreeProxyModel;
class QColumnView;
class QItemSelection;
class QModelIndex;
class QTreeView;
class vtkApplyColors;
class QVBoxLayout;
class vtkQtTreeModelAdapter;
class QItemSelectionModel;
 
class VTKVIEWSQT_EXPORT vtkQtTreeView : public vtkQtView
{
  Q_OBJECT
 
Q_SIGNALS:
  void expanded(const QModelIndex&);
  void collapsed(const QModelIndex&);
  void updatePreviewWidget(const QModelIndex&);
 
public:
  static vtkQtTreeView* New();
  vtkTypeMacro(vtkQtTreeView, vtkQtView);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  QWidget* GetWidget() override;
 
  void SetShowHeaders(bool);
 
  void SetAlternatingRowColors(bool);
 
  void SetEnableDragDrop(bool);
 
  void SetShowRootNode(bool);
 
  void HideColumn(int i);
 
  void ShowColumn(int i);
 
  void HideAllButFirstColumn();
 
  void SetFilterColumn(int i);
 
#if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
  void SetFilterRegExp(const QRegularExpression& pattern);
#else
  void SetFilterRegExp(const QRegExp& pattern);
#endif
 
  void SetFilterTreeLevel(int level);
 
  void Collapse(const QModelIndex& index);
 
  void CollapseAll();
 
  void Expand(const QModelIndex& index);
 
  void ExpandAll();
 
  void ExpandToDepth(int depth);
 
  void ResizeColumnToContents(int column);
 
  void SetUseColumnView(int state);
 
  void Update() override;
 
  void SetItemDelegate(QAbstractItemDelegate* delegate);
 
 
  void SetColorArrayName(const char* name);
  const char* GetColorArrayName();
 
 
  void SetColorByArray(bool vis);
  bool GetColorByArray();
  vtkBooleanMacro(ColorByArray, bool);
 
  void ApplyViewTheme(vtkViewTheme* theme) override;
 
protected:
  vtkQtTreeView();
  ~vtkQtTreeView() override;
 
  void AddRepresentationInternal(vtkDataRepresentation* rep) override;
  void RemoveRepresentationInternal(vtkDataRepresentation* rep) override;
 
private Q_SLOTS:
  void slotQtSelectionChanged(const QItemSelection&, const QItemSelection&);
 
private:
  void SetVTKSelection();
  vtkMTimeType CurrentSelectionMTime;
  vtkMTimeType LastInputMTime;
 
  vtkSetStringMacro(ColorArrayNameInternal);
  vtkGetStringMacro(ColorArrayNameInternal);
 
  QPointer<QTreeView> TreeView;
  QPointer<QColumnView> ColumnView;
  QPointer<QWidget> Widget;
  QPointer<QVBoxLayout> Layout;
  QPointer<QItemSelectionModel> SelectionModel;
  QList<int> HiddenColumns;
  vtkQtTreeModelAdapter* TreeAdapter;
  QAbstractItemView* View;
  char* ColorArrayNameInternal;
  QFilterTreeProxyModel* TreeFilter;
 
  vtkSmartPointer<vtkApplyColors> ApplyColors;
 
  vtkQtTreeView(const vtkQtTreeView&) = delete;
  void operator=(const vtkQtTreeView&) = delete;
};
 
#endif