QmitkSegmentationTaskListWidget.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
#ifndef QmitkSegmentationTaskListWidget_h
#define QmitkSegmentationTaskListWidget_h
 
#include <mitkForm.h>
#include <mitkSegmentationTaskList.h>
 
#include <MitkSegmentationUIExports.h>
 
#include <QmitkSingleNodeSelectionWidget.h>
 
#include <QWidget>
 
#include <optional>
#include <memory>
#include <filesystem>
 
class QFileSystemWatcher;
 
namespace Ui
{
  class QmitkSegmentationTaskListWidget;
}
 
class MITKSEGMENTATIONUI_EXPORT QmitkSegmentationTaskListWidget : public QWidget
{
  Q_OBJECT
 
public:
  explicit QmitkSegmentationTaskListWidget(QWidget* parent = nullptr);
  ~QmitkSegmentationTaskListWidget() override;
 
  void SetDataStorage(mitk::DataStorage* dataStorage);
  void CheckDataStorage(const mitk::DataNode* removedNode = nullptr);
 
  bool ActiveTaskIsShown() const;
  void LoadNextUnfinishedTask();
  void SaveActiveTask(bool saveAsInterimResult = false);
  bool OnPreShutdown();
 
signals:
  void ActiveTaskChanged(const std::optional<size_t>& index);
  void CurrentTaskChanged(const std::optional<size_t>& index);
 
private:
  void OnSelectionChanged(const QmitkSingleNodeSelectionWidget::NodeList& nodes);
  void ResetControls();
  void SetTaskList(mitk::SegmentationTaskList* task);
  void ResetFileSystemWatcher();
  void OnResultDirectoryChanged(const QString&);
  void UpdateProgressBar();
  void OnTaskListChanged(mitk::SegmentationTaskList* task);
  void OnPreviousButtonClicked();
  void OnNextButtonClicked();
  void OnFindButtonClicked();
  void OnCurrentTaskChanged();
  void UpdateLoadButton();
  void UpdateNavigationButtons();
  void UpdateDetailsLabel();
  void UpdateFormWidget();
  void OnFormSubmission();
  void UpdateStoreAndAcceptButtons();
  void OnLoadButtonClicked();
  mitk::DataNode* GetImageDataNode(size_t index) const;
  void UnloadTasks(const mitk::DataNode* skip = nullptr);
  void LoadTask(mitk::DataNode::Pointer imageNode = nullptr);
  void SubscribeToActiveSegmentation();
  void UnsubscribeFromActiveSegmentation();
  void OnSegmentationModified();
  void SetActiveTaskIndex(const std::optional<size_t>& index);
  void SetCurrentTaskIndex(const std::optional<size_t>& index);
  bool HandleUnsavedChanges(const QString& alternativeTitle = QString());
  void OnUnsavedChangesSaved();
  void OnPreviousTaskShortcutActivated();
  void OnNextTaskShortcutActivated();
  void OnFindTaskShortcutActivated();
  void OnLoadTaskShortcutActivated();
  void OnStoreInterimResultShortcutActivated();
  void OnAcceptSegmentationShortcutActivated();
  void OnStoreButtonClicked();
  void OnAcceptButtonClicked();
 
  std::unique_ptr<Ui::QmitkSegmentationTaskListWidget> m_Ui;
  QFileSystemWatcher* m_FileSystemWatcher;
  mitk::DataStorage* m_DataStorage;
  mitk::SegmentationTaskList::Pointer m_TaskList;
  mitk::Forms::Form m_Form;
  mitk::DataNode::Pointer m_TaskListNode;
  mitk::DataNode* m_ImageNode;
  mitk::DataNode* m_SegmentationNode;
  std::optional<size_t> m_CurrentTaskIndex;
  std::optional<size_t> m_ActiveTaskIndex;
  std::optional<unsigned long> m_SegmentationModifiedObserverTag;
  bool m_UnsavedChanges;
};
 
namespace mitk
{
  enum class SceneFileForm
  {
    Zip,            
    JsonStandalone, 
    UnpackedIndex   
  };
 
  MITKSEGMENTATIONUI_EXPORT SceneFileForm ClassifyTaskListSceneFile(const std::filesystem::path& scenePath);
}
 
#endif