/**
* Add column
* @param string $name
* @param string $label
* @param callback $renderer
* @return Column
*/
public function addColumn($name, $label, $renderer = null)
{
$column = new Column($this["columns"], $name);
$column->setLabel($label);
if ($renderer) {
$column->setCellRenderer($renderer);
}
return $column;
}
