catch · Théodore Biadala · 5375d259
--- a/core/lib/Drupal/Core/Ajax/OpenOffCanvasDialogCommand.php
+++ b/core/lib/Drupal/Core/Ajax/OpenOffCanvasDialogCommand.php
  public function __construct(string|\Stringable|null $title, $content, array $dialog_options = [], $settings = NULL, $position = 'side') {
+    $dialog_class = NULL;
+    if (isset($dialog_options['classes']['ui-dialog'])) {
+      $dialog_class = $dialog_options['classes']['ui-dialog'];
+    }
+    elseif (isset($dialog_options['dialogClass'])) {
+      @trigger_error('Passing $dialog_options[\'dialogClass\'] to OpenOffCanvasDialogCommand::__construct() is deprecated in drupal:10.3.0 and will be removed in drupal:12.0.0. Use $dialog_options[\'classes\'] instead. See https://www.drupal.org/node/3440844', E_USER_DEPRECATED);
+      $dialog_class = $dialog_options['dialogClass'];
+      unset($dialog_options['dialog_class']);
+    }
+    if ($dialog_class) {
+      $dialog_options['classes']['ui-dialog'] = $dialog_class . ' ' . "ui-dialog-off-canvas ui-dialog-position-$position";
+    }
+    else {
+      $dialog_options['classes']['ui-dialog'] = "ui-dialog-off-canvas ui-dialog-position-$position";
+    }
-    if ($dialog_class) {
-      $dialog_options['classes']['ui-dialog'] = $dialog_class . ' ' . "ui-dialog-off-canvas ui-dialog-position-$position";
-    }
-    else {
-      $dialog_options['classes']['ui-dialog'] = "ui-dialog-off-canvas ui-dialog-position-$position";
-    }
+    $dialog_options['classes']['ui-dialog'] = "$dialog_class ui-dialog-off-canvas ui-dialog-position-$position";
+