Mercurial
diff .cms/lib/codemirror/doc/activebookmark.js @ 0:78edf6b517a0 draft
24.10
author | Coffee CMS <info@coffee-cms.ru> |
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date | Fri, 11 Oct 2024 22:40:23 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/.cms/lib/codemirror/doc/activebookmark.js Fri Oct 11 22:40:23 2024 +0000 @@ -0,0 +1,57 @@ +// Kludge in HTML5 tag recognition in IE8 +document.createElement("section"); +document.createElement("article"); + +(function() { + if (!window.addEventListener) return; + var pending = false, prevVal = null; + + function updateSoon() { + if (!pending) { + pending = true; + setTimeout(update, 250); + } + } + + function update() { + pending = false; + var marks = document.getElementById("nav").getElementsByTagName("a"), found; + for (var i = 0; i < marks.length; ++i) { + var mark = marks[i], m; + if (mark.getAttribute("data-default")) { + if (found == null) found = i; + } else if (m = mark.href.match(/#(.*)/)) { + var ref = document.getElementById(m[1]); + if (ref && ref.getBoundingClientRect().top < 50) + found = i; + } + } + if (found != null && found != prevVal) { + prevVal = found; + var lis = document.getElementById("nav").getElementsByTagName("li"); + for (var i = 0; i < lis.length; ++i) lis[i].className = ""; + for (var i = 0; i < marks.length; ++i) { + if (found == i) { + marks[i].className = "active"; + for (var n = marks[i]; n; n = n.parentNode) + if (n.nodeName == "LI") n.className = "active"; + } else { + marks[i].className = ""; + } + } + } + } + + window.addEventListener("scroll", updateSoon); + window.addEventListener("load", updateSoon); + window.addEventListener("hashchange", function() { + setTimeout(function() { + var hash = document.location.hash, found = null, m; + var marks = document.getElementById("nav").getElementsByTagName("a"); + for (var i = 0; i < marks.length; i++) + if ((m = marks[i].href.match(/(#.*)/)) && m[1] == hash) { found = i; break; } + if (found != null) for (var i = 0; i < marks.length; i++) + marks[i].className = i == found ? "active" : ""; + }, 300); + }); +})();