Method insertNullItem

Libs/Visualization/VTK/Widgets/ctkVTKDataSetModel.cpp:521–528

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//------------------------------------------------------------------------------
void ctkVTKDataSetModel::insertNullItem()
{
  QStandardItem* nullItem = new QStandardItem();
  nullItem->setData(QVariant::fromValue(qlonglong(0)), ctkVTK::PointerRole);
  nullItem->setData(this->NullItemLocation, ctkVTK::LocationRole);
  nullItem->setText(QString());
  this->insertRow(0,nullItem);
}

//------------------------------------------------------------------------------
void ctkVTKDataSetModel::removeNullItem()