Method SelectionChanged

Modules/QtWidgetsExt/src/QmitkBoundingObjectWidget.cpp:117–163

}

void QmitkBoundingObjectWidget::SelectionChanged()
{
  QList<QTreeWidgetItem *> selectedItems = m_TreeWidget->selectedItems();
  if (selectedItems.size() < 1)
    return;

  QTreeWidgetItem *selectedItem = selectedItems.first();

  if (selectedItem == m_lastSelectedItem)
    return;

  if (m_lastSelectedItem != nullptr)
  {
    m_TreeWidget->closePersistentEditor(m_lastSelectedItem, 0);

    ItemNodeMapType::iterator it = m_ItemNodeMap.find(m_lastSelectedItem);

    if (it != m_ItemNodeMap.end())
    {
      mitk::DataNode *last_node = it->second;

      // remove observer
      last_node->RemoveObserver(m_lastAffineObserver);
      last_node->SetDataInteractor(nullptr);
    }
  }

  ItemNodeMapType::iterator it = m_ItemNodeMap.find(selectedItem);
  if (it == m_ItemNodeMap.end())
    return;

  mitk::DataNode *new_node = it->second;

  mitk::AffineBaseDataInteractor3D::Pointer affineDataInteractor = mitk::AffineBaseDataInteractor3D::New();
  affineDataInteractor->LoadStateMachine("AffineInteraction3D.xml", us::ModuleRegistry::GetModule("MitkDataTypesExt"));
  affineDataInteractor->SetEventConfig("AffineConfig.xml", us::ModuleRegistry::GetModule("MitkDataTypesExt"));
  affineDataInteractor->SetDataNode(new_node);
  new_node->SetBoolProperty("pickable", true);

  // create observer for node
  itk::ReceptorMemberCommand<QmitkBoundingObjectWidget>::Pointer command =
    itk::ReceptorMemberCommand<QmitkBoundingObjectWidget>::New();
  command->SetCallbackFunction(this, &QmitkBoundingObjectWidget::OnBoundingObjectModified);
  m_lastAffineObserver = new_node->AddObserver(mitk::AffineInteractionEvent(), command);

  m_lastSelectedItem = selectedItem;
}

void QmitkBoundingObjectWidget::AddItem(mitk::DataNode *node)
{