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Merge pull request #2207 from ZhenShuo2021/fix/toc-active

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🐛 Fix TOC Active State Loss with Dynamic Content
This commit is contained in:
Nuno Coração
2025-06-17 22:31:32 +01:00
committed by GitHub
parent 1c43a42adb e6f0522b60
commit d97945d23b
1 changed files with 7 additions and 2 deletions
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layouts/partials/toc.html
+7 -2
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@@ -33,11 +33,16 @@
function getActiveAnchorId(anchors, offsetRatio) { function getActiveAnchorId(anchors, offsetRatio) {
const threshold = window.scrollY + window.innerHeight * offsetRatio const threshold = window.scrollY + window.innerHeight * offsetRatio
const tocLinks = [...document.querySelectorAll('#TableOfContents a[href^="#"]')]
const tocIds = new Set(tocLinks.map(link => link.getAttribute('href').substring(1)))
for (let i = anchors.length - 1; i >= 0; i--) { for (let i = anchors.length - 1; i >= 0; i--) {
const top = anchors[i].getBoundingClientRect().top + window.scrollY const top = anchors[i].getBoundingClientRect().top + window.scrollY
if (top <= threshold) return anchors[i].id if (top <= threshold && tocIds.has(anchors[i].id)) {
return anchors[i].id
}
} }
return anchors[0]?.id || '' return anchors.find(anchor => tocIds.has(anchor.id))?.id || ''
} }
function updateTOC({ toc, anchors, links, scrollOffset, collapseInactive }) { function updateTOC({ toc, anchors, links, scrollOffset, collapseInactive }) {