ConfigurableLanguageRenderer.php

<?php

namespace Drupal\views\Entity\Render;

use Drupal\Core\Entity\EntityTypeInterface;
use Drupal\Core\Language\LanguageManagerInterface;
use Drupal\views\ResultRow;
use Drupal\views\ViewExecutable;

/**
 * Renders entities in a configured language.
 */
class ConfigurableLanguageRenderer extends EntityTranslationRendererBase {
    
    /**
     * A specific language code for rendering if available.
     *
     * @var string|null
     */
    protected $langcode;
    
    /**
     * Constructs a renderer object.
     *
     * @param \Drupal\views\ViewExecutable $view
     *   The entity row being rendered.
     * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
     *   The language manager.
     * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
     *   The entity type.
     * @param string|null $langcode
     *   A specific language code to set, if available.
     */
    public function __construct(ViewExecutable $view, LanguageManagerInterface $language_manager, EntityTypeInterface $entity_type, $langcode) {
        parent::__construct($view, $language_manager, $entity_type);
        $this->langcode = $langcode;
    }
    
    /**
     * {@inheritdoc}
     */
    public function getLangcode(ResultRow $row) {
        return $this->langcode;
    }

}