vtkQtAbstractModelAdapter.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkQtAbstractModelAdapter.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 vtkQtAbstractModelAdapter_h
#define vtkQtAbstractModelAdapter_h
 
#include "vtkGUISupportQtModule.h" // For export macro
#include "QVTKWin32Header.h"
#include <QAbstractItemModel>
#include <QItemSelection>
 
class vtkDataObject;
class vtkSelection;
class QItemSelection;
class VTKGUISUPPORTQT_EXPORT vtkQtAbstractModelAdapter : public QAbstractItemModel
{
  Q_OBJECT
 
public:
 
  // The view types.
  enum {
    FULL_VIEW,
    DATA_VIEW
  };
 
  vtkQtAbstractModelAdapter(QObject* p) :
    QAbstractItemModel(p),
    ViewType(FULL_VIEW),
    KeyColumn(-1),
    ColorColumn(-1),
    DataStartColumn(-1),
    DataEndColumn(-1)
    { }
 
 
  virtual void SetVTKDataObject(vtkDataObject *data) = 0;
  virtual vtkDataObject* GetVTKDataObject() const = 0;
 
 
  virtual vtkSelection* QModelIndexListToVTKIndexSelection(
    const QModelIndexList qmil) const = 0;
  virtual QItemSelection VTKIndexSelectionToQItemSelection(
    vtkSelection *vtksel) const = 0;
 
 
  virtual void SetViewType(int type) { this->ViewType = type; }
  virtual int GetViewType() { return this->ViewType; }
 
 
  virtual void SetKeyColumn(int col) { this->KeyColumn = col; }
  virtual int GetKeyColumn() { return this->KeyColumn; }
  virtual void SetKeyColumnName(const char* name) = 0;
 
 
  virtual void SetColorColumn(int col) { this->ColorColumn = col; }
  virtual int GetColorColumn() { return this->ColorColumn; }
  virtual void SetColorColumnName(const char* name) = 0;
 
 
  virtual void SetDataColumnRange(int c1, int c2)
    { this->DataStartColumn = c1; this->DataEndColumn = c2; }
 
  // We make the reset() method public because it isn't always possible for
  // an adapter to know when its input has changed, so it must be callable
  // by an outside entity.
  void reset() { QAbstractItemModel::beginResetModel(); QAbstractItemModel::endResetModel();}
 
  // We make the beginResetModel() and endResetModel() methods public because it
  // isn't always possible for an adapter to know when its input has changed,
  // so it must be callable by an outside entity.
  void beginResetModel() { QAbstractItemModel::beginResetModel(); }
  void endResetModel() { QAbstractItemModel::endResetModel(); }
 
 
signals:
  void modelChanged();
 
protected:
 
  virtual int ModelColumnToFieldDataColumn(int col) const;
 
  int ViewType;
  int KeyColumn;
  int ColorColumn;
  int DataStartColumn;
  int DataEndColumn;
};
 
#endif