diff core/modules/views/src/Ajax/ScrollTopCommand.php @ 0:c75dbcec494b

Initial commit from drush-created site

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/modules/views/src/Ajax/ScrollTopCommand.php	Thu Jul 05 14:24:15 2018 +0000
@@ -0,0 +1,41 @@
+<?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,
+    ];
+  }
+
+}