From 3ca7f4581490f8221de91ebc6896422d0a6dcdc2 Mon Sep 17 00:00:00 2001
From: CyC2018 <zhengyc101@163.com>
Date: Sun, 1 Nov 2026 16:54:55 +0800
Subject: [PATCH] Update site.js
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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GitHub 角标放入导航地标；比页面宽的代码块和表格加入 Tab 顺序，可以用键盘横向滚动。
---
 website/templates/site.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/website/templates/site.js b/website/templates/site.js
index 76ac6aec..1fa79fc1 100644
--- a/website/templates/site.js
+++ b/website/templates/site.js
@@ -57,6 +57,17 @@
     if (toggle) { toggle.setAttribute('aria-label', '打开或收起目录'); toggle.title = '目录'; }
     var corner = document.querySelector('.github-corner');
     if (corner) corner.setAttribute('aria-label', '在 GitHub 上查看源码');
+    // 角标放进导航地标，读屏软件按地标浏览时不会漏掉它
+    if (corner && !corner.closest('nav, header, aside, main, footer')) {
+      var nav = document.createElement('nav');
+      nav.setAttribute('aria-label', '源码仓库');
+      corner.parentNode.insertBefore(nav, corner);
+      nav.appendChild(corner);
+    }
+    // 比页面宽的代码块和表格需要横向滚动，加入 Tab 顺序后可以用方向键滚动
+    document.querySelectorAll('.markdown-section pre > code, .markdown-section table').forEach(function (box) {
+      if (box.scrollWidth > box.clientWidth) box.tabIndex = 0;
+    });
   }
   function skipLink() {
     if (document.querySelector('.skip-link')) return;