Method setData

Modules/QtWidgets/src/QmitkRenderWindowDataStorageTreeModel.cpp:211–254

}

bool QmitkRenderWindowDataStorageTreeModel::setData(const QModelIndex& index, const QVariant& value, int role /*= Qt::EditRole*/)
{
  auto baseRenderer = m_BaseRenderer.Lock();

  if (baseRenderer.IsNull())
  {
    return false;
  }

  if (!index.isValid() || this != index.model())
  {
    return false;
  }

  auto item = GetItemByIndex(index);
  if (nullptr == item)
  {
    return false;
  }

  auto dataNode = item->GetDataNode();
  if (nullptr == dataNode)
  {
    return false;
  }

  if (Qt::EditRole == role && !value.toString().isEmpty())
  {
    dataNode->SetName(value.toString().toStdString().c_str());
    emit dataChanged(index, index);
    return true;
  }
  if (Qt::CheckStateRole == role)
  {
    Qt::CheckState newCheckState = static_cast<Qt::CheckState>(value.toInt());
    bool isVisible = newCheckState;
    dataNode->SetVisibility(isVisible, baseRenderer);

    emit dataChanged(index, index);
    mitk::RenderingManager::GetInstance()->RequestUpdate(baseRenderer->GetRenderWindow());
    return true;
  }
  return false;
}

Qt::ItemFlags QmitkRenderWindowDataStorageTreeModel::flags(const QModelIndex& index) const
{