Method SetWorkingData

Modules/Segmentation/src/Controllers/mitkToolManager.cpp:322–359

}

void mitk::ToolManager::SetWorkingData(DataVectorType data)
{
  if (data != m_WorkingData)
  {
    // remove observers from old nodes
    for (auto dataIter = m_WorkingData.begin(); dataIter != m_WorkingData.end(); ++dataIter)
    {
      auto searchIter = m_WorkingDataObserverTags.find(*dataIter);
      if (searchIter != m_WorkingDataObserverTags.end())
      {
        (*dataIter)->RemoveObserver(searchIter->second);
      }
    }

    m_WorkingData = data;
    // TODO tell active tool?

    // Quick workaround for bug #16598
    if (m_WorkingData.empty())
      this->ActivateTool(-1);
    // workaround end

    m_ActiveWorkingLabel = MultiLabelSegmentation::UNLABELED_VALUE; //changing the working data also leads to a reset of the active label.

    // attach new observers
    m_WorkingDataObserverTags.clear();
    for (auto dataIter = m_WorkingData.begin(); dataIter != m_WorkingData.end(); ++dataIter)
    {
      itk::MemberCommand<ToolManager>::Pointer command = itk::MemberCommand<ToolManager>::New();
      command->SetCallbackFunction(this, &ToolManager::OnOneOfTheWorkingDataDeleted);
      command->SetCallbackFunction(this, &ToolManager::OnOneOfTheWorkingDataDeletedConst);
      m_WorkingDataObserverTags.insert(
        std::pair<DataNode *, unsigned long>((*dataIter), (*dataIter)->AddObserver(itk::DeleteEvent(), command)));
    }

    WorkingDataChanged.Send();
  }
}

void mitk::ToolManager::OnOneOfTheWorkingDataDeletedConst(const itk::Object *caller, const itk::EventObject &e)
{