qMRMLSegmentSelectorWidget.h

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/*==============================================================================

  Program: 3D Slicer

  Copyright (c) Laboratory for Percutaneous Surgery (PerkLab)
  Queen's University, Kingston, ON, Canada. All Rights Reserved.

  See COPYRIGHT.txt
  or http://www.slicer.org/copyright/copyright.txt for details.

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

  This file was originally developed by Csaba Pinter, PerkLab, Queen's University
  and was supported through the Applied Cancer Research Unit program of Cancer Care
  Ontario with funds provided by the Ontario Ministry of Health and Long-Term Care

==============================================================================*/

#ifndef __qMRMLSegmentSelectorWidget_h
#define __qMRMLSegmentSelectorWidget_h

// qMRMLWidgets includes
#include "qMRMLWidget.h"
#include "qMRMLWidgetsExport.h"

// CTK includes
#include <ctkPimpl.h>
#include <ctkVTKObject.h>

class vtkMRMLNode;
class qMRMLSegmentSelectorWidgetPrivate;
class QTableWidgetItem;
class QItemSelection;
class QStringList;

class QMRML_WIDGETS_EXPORT qMRMLSegmentSelectorWidget : public qMRMLWidget
{
  Q_OBJECT
  QVTK_OBJECT

public:
  Q_PROPERTY(bool noneEnabled READ noneEnabled WRITE setNoneEnabled)
  Q_PROPERTY(bool editEnabled READ editEnabled WRITE setEditEnabled)
  Q_PROPERTY(bool segmentationNodeSelectorVisible READ segmentationNodeSelectorVisible WRITE setSegmentationNodeSelectorVisible)
  Q_PROPERTY(bool multiSelection READ multiSelection WRITE setMultiSelection)
  Q_PROPERTY(bool horizontalLayout READ horizontalLayout WRITE setHorizontalLayout)
  Q_PROPERTY(bool selectNodeUponCreation READ selectNodeUponCreation WRITE setSelectNodeUponCreation)

public:
  typedef qMRMLWidget Superclass;

  explicit qMRMLSegmentSelectorWidget(QWidget* parent = 0);
  virtual ~qMRMLSegmentSelectorWidget();

  Q_INVOKABLE vtkMRMLNode* currentNode();
  Q_INVOKABLE QString currentNodeID();

  Q_INVOKABLE QString currentSegmentID();
  Q_INVOKABLE QStringList selectedSegmentIDs();

  bool noneEnabled()const;
  void setNoneEnabled(bool enable);

  bool editEnabled()const;
  void setEditEnabled(bool enable);

  bool segmentationNodeSelectorVisible()const;
  void setSegmentationNodeSelectorVisible(bool visible);

  bool multiSelection()const;
  void setMultiSelection(bool multi);

  bool horizontalLayout()const;
  void setHorizontalLayout(bool horizontal);

  bool selectNodeUponCreation()const;
  void setSelectNodeUponCreation(bool value);

public slots:
  Q_INVOKABLE void setCurrentNode(vtkMRMLNode* node);
  Q_INVOKABLE void setCurrentNodeID(const QString& nodeID);

  Q_INVOKABLE void setCurrentSegmentID(QString segmentID);
  Q_INVOKABLE void setSelectedSegmentIDs(QStringList segmentIDList);

protected slots:
  Q_INVOKABLE void onCurrentNodeChanged(vtkMRMLNode* node);
  void onCurrentSegmentChanged(int index);
  void onSegmentMultiSelectionChanged();

  void populateSegmentCombobox();

signals:
  void currentNodeChanged(vtkMRMLNode*);
  void currentSegmentChanged(QString);
  void segmentSelectionChanged(QStringList);

  void nodeAboutToBeEdited(vtkMRMLNode* node);

  void currentNodeChanged(bool validNode);

protected:
  QScopedPointer<qMRMLSegmentSelectorWidgetPrivate> d_ptr;

private:
  Q_DECLARE_PRIVATE(qMRMLSegmentSelectorWidget);
  Q_DISABLE_COPY(qMRMLSegmentSelectorWidget);
};

#endif