Listing.php

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<?php

declare(strict_types=1);

namespace ILIAS\UI\Implementation\Component\Listing;

use ILIAS\UI\Component as C;
use ILIAS\UI\Implementation\Component\ComponentHelper;

class Listing implements C\Listing\Listing
{
    use ComponentHelper;

    protected array $items;

    public function __construct(array $items)
    {
        $types = array('string',C\Component::class);
        $this->checkArgListElements("items", $items, $types);
        $this->items = $items;
    }

    public function withItems(array $items): C\Listing\Listing
    {
        $types = array('string',C\Component::class);
        $this->checkArgListElements("items", $items, $types);

        $clone = clone $this;
        $clone->items = $items;
        return $clone;
    }

    public function getItems(): array
    {
        return $this->items;
    }
}