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mdbook updated to v0.4.42, also fixes manual breaking with last deploy
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| // Populate the sidebar | ||
| // | ||
| // This is a script, and not included directly in the page, to control the total size of the book. | ||
| // The TOC contains an entry for each page, so if each page includes a copy of the TOC, | ||
| // the total size of the page becomes O(n**2). | ||
| class MDBookSidebarScrollbox extends HTMLElement { | ||
| constructor() { | ||
| super(); | ||
| } | ||
| connectedCallback() { | ||
| this.innerHTML = '<div class="menu-logo"><img alt="F4 Line Art" src="/img/f4line.svg"></div>{{#toc}}{{/toc}}'; | ||
| // Set the current, active page, and reveal it if it's hidden | ||
| let current_page = document.location.href.toString(); | ||
| if (current_page.endsWith("/")) { | ||
| current_page += "index.html"; | ||
| } | ||
| var links = Array.prototype.slice.call(this.querySelectorAll("a")); | ||
| var l = links.length; | ||
| for (var i = 0; i < l; ++i) { | ||
| var link = links[i]; | ||
| var href = link.getAttribute("href"); | ||
| if (href && !href.startsWith("#") && !/^(?:[a-z+]+:)?\/\//.test(href)) { | ||
| link.href = path_to_root + href; | ||
| } | ||
| // The "index" page is supposed to alias the first chapter in the book. | ||
| if (link.href === current_page || (i === 0 && path_to_root === "" && current_page.endsWith("/index.html"))) { | ||
| link.classList.add("active"); | ||
| var parent = link.parentElement; | ||
| if (parent && parent.classList.contains("chapter-item")) { | ||
| parent.classList.add("expanded"); | ||
| } | ||
| while (parent) { | ||
| if (parent.tagName === "LI" && parent.previousElementSibling) { | ||
| if (parent.previousElementSibling.classList.contains("chapter-item")) { | ||
| parent.previousElementSibling.classList.add("expanded"); | ||
| } | ||
| } | ||
| parent = parent.parentElement; | ||
| } | ||
| } | ||
| } | ||
| // Track and set sidebar scroll position | ||
| this.addEventListener('click', function(e) { | ||
| if (e.target.tagName === 'A') { | ||
| sessionStorage.setItem('sidebar-scroll', this.scrollTop); | ||
| } | ||
| }, { passive: true }); | ||
| var sidebarScrollTop = sessionStorage.getItem('sidebar-scroll'); | ||
| sessionStorage.removeItem('sidebar-scroll'); | ||
| if (sidebarScrollTop) { | ||
| // preserve sidebar scroll position when navigating via links within sidebar | ||
| this.scrollTop = sidebarScrollTop; | ||
| } else { | ||
| // scroll sidebar to current active section when navigating via "next/previous chapter" buttons | ||
| var activeSection = document.querySelector('#sidebar .active'); | ||
| if (activeSection) { | ||
| activeSection.scrollIntoView({ block: 'center' }); | ||
| } | ||
| } | ||
| // Toggle buttons | ||
| var sidebarAnchorToggles = document.querySelectorAll('#sidebar a.toggle'); | ||
| function toggleSection(ev) { | ||
| ev.currentTarget.parentElement.classList.toggle('expanded'); | ||
| } | ||
| Array.from(sidebarAnchorToggles).forEach(function (el) { | ||
| el.addEventListener('click', toggleSection); | ||
| }); | ||
| } | ||
| } | ||
| window.customElements.define("mdbook-sidebar-scrollbox", MDBookSidebarScrollbox); |