From 6e234393595b19c16ff874046441575fb5801359 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BA=8C=E5=8F=89=E6=A0=91=E6=A0=91?= <acofork@qq.com>
Date: Tue, 27 Jan 2026 23:28:53 +0800
Subject: [PATCH] =?UTF-8?q?fix=20#159=20(=E5=B8=83=E5=B1=80):=20=E4=BF=AE?=
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在页面切换后，滚动控制相关的DOM元素引用未及时更新，导致滚动功能失效。添加refreshControlRefs函数在每次滚动检查前刷新引用，并确保页面加载完成后立即执行一次滚动检查。
---
 src/layouts/Layout.astro | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/layouts/Layout.astro b/src/layouts/Layout.astro
index e0df74014..5caf02dfc 100644
--- a/src/layouts/Layout.astro
+++ b/src/layouts/Layout.astro
@@ -503,6 +503,7 @@ const setup = () => {
 		if (heightExtend) {
 			heightExtend.classList.remove('hidden')
 		}
+		scrollFunction()
 	});
 	window.swup.hooks.on('visit:end', (_visit: {to: {url: string}}) => {
 		setTimeout(() => {
@@ -529,7 +530,14 @@ let backToTopBtn = document.getElementById('back-to-top-btn');
 let goToCommentsBtn = document.getElementById('go-to-comments-btn');
 let toc = document.getElementById('toc-wrapper');
 let navbar = document.getElementById('navbar-wrapper')
+function refreshControlRefs() {
+	backToTopBtn = document.getElementById('back-to-top-btn');
+	goToCommentsBtn = document.getElementById('go-to-comments-btn');
+	toc = document.getElementById('toc-wrapper');
+	navbar = document.getElementById('navbar-wrapper')
+}
 function scrollFunction() {
+	refreshControlRefs()
 	let bannerHeight = window.innerHeight * (BANNER_HEIGHT / 100)
 
 	if (backToTopBtn) {
@@ -576,6 +584,11 @@ function scrollFunction() {
 	}
 }
 window.onscroll = scrollFunction
+if (document.readyState === 'loading') {
+	document.addEventListener('DOMContentLoaded', scrollFunction)
+} else {
+	scrollFunction()
+}
 
 window.onresize = () => {
 	// calculate the --banner-height-extend, which needs to be a multiple of 4 to avoid blurry text