protected function createSetControl($container, $column, $record)
{
$value = $this->getRecordPropertyValue($column, $record);
$selectedValues = preg_split('/\\s*,\\s*/', $value);
$control = new TCheckBoxList();
$values = $column->getDbTypeValues();
$control->setDataSource($values);
$control->dataBind();
$control->setSelectedIndices($this->getMatchingIndices($values, $selectedValues));
$control->setID(self::DEFAULT_ID);
$control->setCssClass('set-checkboxes');
$this->setNotNullProperty($container, $control, $column, $record);
return $control;
}