From 7605589560c4fc9d4ace7883ff0d004be5df3e3e Mon Sep 17 00:00:00 2001
From: SergeyEzhin <sergey.ezhin@onlyoffice.com>
Date: Thu, 8 Feb 2024 17:06:32 +0100
Subject: [PATCH] [DE mobile] Fix Bug 60831

---
 apps/documenteditor/mobile/src/controller/Toolbar.jsx | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/apps/documenteditor/mobile/src/controller/Toolbar.jsx b/apps/documenteditor/mobile/src/controller/Toolbar.jsx
index 4d29c4d74c..6eb2ac8380 100644
--- a/apps/documenteditor/mobile/src/controller/Toolbar.jsx
+++ b/apps/documenteditor/mobile/src/controller/Toolbar.jsx
@@ -1,4 +1,4 @@
-import React, { useCallback, useEffect, useMemo, useState } from 'react';
+import React, { useCallback, useEffect, useRef, useState } from 'react';
 import { Device } from '../../../../common/mobile/utils/device';
 import { inject, observer } from 'mobx-react';
 import { f7 } from 'framework7-react';
@@ -34,6 +34,7 @@ const ToolbarController = inject('storeAppOptions', 'users', 'storeReview', 'sto
     const storeDocumentInfo = props.storeDocumentInfo;
     const docExt = storeDocumentInfo.dataDoc ? storeDocumentInfo.dataDoc.fileType : '';
     const docTitle = storeDocumentInfo.dataDoc ? storeDocumentInfo.dataDoc.title : '';
+    const scrollOffsetRef = useRef(0);
 
     const getNavbarTotalHeight = useCallback(() => {
       	const navbarBg = document.querySelector('.navbar-bg');
@@ -102,15 +103,17 @@ const ToolbarController = inject('storeAppOptions', 'users', 'storeReview', 'sto
         const isSearchbarEnabled = document.querySelector('.subnavbar .searchbar')?.classList.contains('searchbar-enabled');
 
         if(!isSearchbarEnabled && navbarHeight) {
-            if(offset > 0) {
+            if(offset > scrollOffsetRef.current) {
                 props.closeOptions('fab');
                 f7.navbar.hide('.main-navbar');
                 api.SetMobileTopOffset(undefined, 0);
-            } else if(offset <= 0) {
+            } else if(offset <= scrollOffsetRef.current) {
                 props.openOptions('fab');
                 f7.navbar.show('.main-navbar');
                 api.SetMobileTopOffset(undefined, navbarHeight);
             }
+
+            scrollOffsetRef.current = offset;
         }
     }