Bug 1934296 - Adding a tab to a collapsed group should expand the group. r=tabbrowser-reviewers,jswinarton

Differential Revision: https://phabricator.services.mozilla.com/D230982
2024-12-03 18:15:28 +00:00
parent 7bfdaa5fc8
commit db518f5774
3 changed files with 11 additions and 0 deletions
--- a/browser/components/tabbrowser/content/tabs.js
+++ b/browser/components/tabbrowser/content/tabs.js
@@ -329,6 +329,9 @@
      if (tab.hasAttribute("fadein")) {
        if (tab._fullyOpen) {
          this._updateCloseButtons();
+          if (tab.group && tab == tab.group.lastChild) {
+            this._notifyBackgroundTab(tab);
+          }
        } else {
          this._handleNewTab(tab);
        }