/**
* @return array
*/
public function getPlaceholders()
{
$placeholders = parent::getPlaceholders();
$attribute = $this->getAttribute();
$entity = $attribute->getEntity();
$module = $entity->getModule();
$placeholders['{{GridFilterSourceClass}}'] = $module->getNamespace() . '\\' . $module->getModuleName() . '\\Model\\' . $entity->getNameSingular(true) . '\\Source\\' . $attribute->getCodeCamelCase(true);
return $placeholders;
}
/**
* @return array
*/
public function getPlaceholders()
{
$placeholders = parent::getPlaceholders();
$placeholders['{{GridFilterSourceClass}}'] = $this->getSourceModel();
return $placeholders;
}