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annotate 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 |
children |
rev | line source |
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Chris@0 | 1 <?php |
Chris@0 | 2 |
Chris@0 | 3 namespace Drupal\views\Ajax; |
Chris@0 | 4 |
Chris@0 | 5 use Drupal\Core\Ajax\CommandInterface; |
Chris@0 | 6 |
Chris@0 | 7 /** |
Chris@0 | 8 * Provides an AJAX command for scrolling to the top of an element. |
Chris@0 | 9 * |
Chris@0 | 10 * This command is implemented in Drupal.AjaxCommands.prototype.viewsScrollTop. |
Chris@0 | 11 */ |
Chris@0 | 12 class ScrollTopCommand implements CommandInterface { |
Chris@0 | 13 |
Chris@0 | 14 /** |
Chris@0 | 15 * A CSS selector string. |
Chris@0 | 16 * |
Chris@0 | 17 * @var string |
Chris@0 | 18 */ |
Chris@0 | 19 protected $selector; |
Chris@0 | 20 |
Chris@0 | 21 /** |
Chris@0 | 22 * Constructs a \Drupal\views\Ajax\ScrollTopCommand object. |
Chris@0 | 23 * |
Chris@0 | 24 * @param string $selector |
Chris@0 | 25 * A CSS selector. |
Chris@0 | 26 */ |
Chris@0 | 27 public function __construct($selector) { |
Chris@0 | 28 $this->selector = $selector; |
Chris@0 | 29 } |
Chris@0 | 30 |
Chris@0 | 31 /** |
Chris@0 | 32 * {@inheritdoc} |
Chris@0 | 33 */ |
Chris@0 | 34 public function render() { |
Chris@0 | 35 return [ |
Chris@0 | 36 'command' => 'viewsScrollTop', |
Chris@0 | 37 'selector' => $this->selector, |
Chris@0 | 38 ]; |
Chris@0 | 39 } |
Chris@0 | 40 |
Chris@0 | 41 } |