/**
* @param string $query The query to retrieve the data.
* @param array $parameters The parameters to be used inside the query.
* @param string $resultsQuery The optional count query, used to calculate the number of results.
* @param array $resultsParameters The parameters to be used inside the results query.
*/
public function __construct($query, $parameters = array(), $resultsQuery = null, $resultsParameters = array())
{
// results query?
$results = $resultsQuery !== null ? array($resultsQuery, $resultsParameters) : null;
// create a new source-object
$source = new \SpoonDatagridSourceDB(BackendModel::get('database'), array($query, (array) $parameters), $results);
parent::__construct($source);
}
