From 763c314253600e94f170a2edc46fdeab4d98e607 Mon Sep 17 00:00:00 2001
From: csf <csf@breakbeat.cn>
Date: Sun, 4 Dec 2022 23:51:48 +0900
Subject: [PATCH] opt file transfer Windows BreadCrumbScroll

---
 flutter/lib/desktop/pages/file_manager_page.dart | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/flutter/lib/desktop/pages/file_manager_page.dart b/flutter/lib/desktop/pages/file_manager_page.dart
index 3bccb4b92..88f470717 100644
--- a/flutter/lib/desktop/pages/file_manager_page.dart
+++ b/flutter/lib/desktop/pages/file_manager_page.dart
@@ -801,7 +801,8 @@ class _FileManagerPageState extends State<FileManagerPage>
                         onPointerSignal: (e) {
                           if (e is PointerScrollEvent) {
                             final sc = getBreadCrumbScrollController(isLocal);
-                            sc.jumpTo(sc.offset + e.scrollDelta.dy / 4);
+                            final scale = Platform.isWindows ? 2 : 4;
+                            sc.jumpTo(sc.offset + e.scrollDelta.dy / scale);
                           }
                         },
                         child: BreadCrumb(