/**
* {@inheritdoc}
*/
public function buildCellView(CellView $view, ColumnInterface $column, array $options)
{
$parent = $view->column;
// Set shared information from the header.
// This information is not recomputed for better performance.
// Each header is created once, but this method will be called
// 5000 times for a grid with 500 rows!
$view->vars = array_replace($view->vars, ['cell_attr' => $options['cell_attr'], 'unique_block_prefix' => $parent->vars['unique_block_prefix'], 'block_prefixes' => $parent->vars['block_prefixes'], 'cache_key' => $parent->vars['cache_key']]);
$cells = [];
$headers = $view->column->vars['_sub_headers'];
/** @var CompoundColumn $column */
foreach ($column->getColumns() as $subColumn) {
$name = $subColumn->getName();
$subView = $subColumn->createCellView($headers[$name], $view->source, $view->vars['row']);
$subView->vars['compound'] = true;
$cells[$name] = $subView;
}
return $view->value = $cells;
}
