From 5259fa7cbd661f137c5a84d34e48882074a1a20e Mon Sep 17 00:00:00 2001
From: "mr. m" <mr.m@tuta.com>
Date: Thu, 30 Jan 2025 23:03:19 +0100
Subject: [PATCH] Fixed loading tab animations

---
 src/browser/base/content/ZenUIManager.mjs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/browser/base/content/ZenUIManager.mjs b/src/browser/base/content/ZenUIManager.mjs
index 3b0609378..ad366ac23 100644
--- a/src/browser/base/content/ZenUIManager.mjs
+++ b/src/browser/base/content/ZenUIManager.mjs
@@ -24,9 +24,9 @@ var gZenUIManager = {
       )
     ).observe(document.getElementById('navigator-toolbox'));
 
-    window.addEventListener('DOMContentLoaded', () => {
+    SessionStore.promiseAllWindowsRestored.then(() => {
       this._hasLoadedDOM = true;
-    }, { once: true });
+    });
 
     window.addEventListener('TabClose', this.updateTabsToolbar.bind(this));
   },
@@ -218,7 +218,7 @@ var gZenVerticalTabsManager = {
   },
 
   animateTab(aTab) {
-    if (!gZenUIManager.motion || !aTab || !this._hasLoadedDOM) {
+    if (!gZenUIManager.motion || !aTab || !gZenUIManager._hasLoadedDOM) {
       return;
     }
     // get next visible tab