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view core/modules/views/src/Ajax/ScrollTopCommand.php @ 19:fa3358dc1485 tip
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author | Chris Cannam |
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date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | 4c8ae668cc8c |
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<?php namespace Drupal\views\Ajax; use Drupal\Core\Ajax\CommandInterface; /** * Provides an AJAX command for scrolling to the top of an element. * * This command is implemented in Drupal.AjaxCommands.prototype.viewsScrollTop. */ class ScrollTopCommand implements CommandInterface { /** * A CSS selector string. * * @var string */ protected $selector; /** * Constructs a \Drupal\views\Ajax\ScrollTopCommand object. * * @param string $selector * A CSS selector. */ public function __construct($selector) { $this->selector = $selector; } /** * {@inheritdoc} */ public function render() { return [ 'command' => 'viewsScrollTop', 'selector' => $this->selector, ]; } }