24         addMenuOption: function(e, t) {
25             s[h.prefix + e] = t;
28 …e, t = MathJax.Hub.CombineConfig("explorer", h.defaults), a = Object.keys(t), i = 0; e = a[i]; i++…
31         setOption: function(e, t) {
32             s[h.prefix + e] !== t && (h.addMenuOption(e, t), u.Reset());
41             var e = s[h.prefix + "ruleset"], t = e.split("-");
44                 domain: h.Domain(t[0]),
45                 style: t[1]
61         Enable: function(e, t) {
62             s.explorer = !0, t && (l.explorer = !0), MathJax.Extension.collapsible.Enable(!1, t), 
64 …s.assistiveMML = !1, t && (l.assistiveMML = !1)), this.DisableMenus(!1), this.hook || (this.hook =…
68         Disable: function(e, t) {
69 …s.explorer = !1, t && (l.explorer = !1), this.DisableMenus(!0), this.hook && (MathJax.Hub.UnRegist…
73                 i.Disable && i.Disable(!1, t);
78                 var t = MathJax.Menu.menu.FindId("Accessibility", "Explorer");
79                 if (t) {
80                     for (var a, i = (t = t.submenu).items, n = 2; a = i[n]; n++) a.disabled = e;
81 … e || !t.FindId("SpeechOutput") || s[h.prefix + "speech"] || (t.FindId("Subtitles").disabled = !0);
97         Show: function(e, t) {  argument
101             var o = t.colorString();
143             var t = MathJax.HTML.Element("div", {
146             return t.setAttribute("aria-live", e), t;
148         Update: MathJax.Hub.Browser.isPC ? function(e, t) {  argument
150                 e.textContent = t;
152         } : function(e, t) {  argument
153             e.textContent = "", e.textContent = t;
182             var t, a;
183 …!h.hook || (t = document.getElementById(e[1])) && t.id && ((a = MathJax.Hub.getJaxFor(t.id)) && a.…
184             u.liveRegion.Add(), u.AddEvent(t)));
186         StateChange: function(e, t) {  argument
189             a && a === t.root || (a && sre.Walker.resetState(e + "-Frame"), u.jaxCache[e] = t.root);
196                 var t = e[1].id + "-Frame", a = document.getElementById(t);
197                 i && t === u.expanded && (u.ActivateWalker(a, i), a.focus(), u.expanded = !1);
210             var t, a = e.id + "-Frame", i = e.previousSibling;
211             i && (t = i.id !== a ? i.firstElementChild : i, u.AddAria(t), u.AddMouseEvents(t), 
212 …     "MathJax_MathML" === t.className && (t = t.firstElementChild), t && (t.onkeydown = u.Keydown, 
213             u.Flame(t), t.addEventListener(u.focusinEvent, function(e) {
215             }), t.addEventListener(u.focusoutEvent, function(e) {
217             }), h.getOption("speech") && u.AddSpeech(t)));
220             var t = e.id, a = MathJax.Hub.getJaxFor(t).root.toMathML();
221 …if (e.getAttribute("haslabel") || u.AddMathLabel(a, t), !e.getAttribute("hasspeech")) switch (Math…
223                 u.AddSpeechEager(a, t);
227 …erySelectorAll("[data-semantic-complexity]").length >= h.eagerComplexity && u.AddSpeechEager(a, t);
231             var t = new sre.TreeSpeechGenerator();
232             t.setRebuilt(u.walker.getRebuilt()), t.getSpeech(u.walker.rootNode, u.walker.getXml()), 
235         AddSpeechEager: function(e, t) {  argument
236             u.MakeSpeechTask(e, t, sre.TreeSpeechGenerator, function(e, t) {  argument
240         AddMathLabel: function(e, t) {  argument
241             u.MakeSpeechTask(e, t, sre.SummarySpeechGenerator, function(e, t) {  argument
242                 e.setAttribute("haslabel", "true"), e.setAttribute("aria-label", t);
248 …var e = new o(), t = document.getElementById(n), a = new sre.DummyWalker(t, e, u.highlighter, i).s…
249                 a && r(t, a), u.RemoveMessage(s);
253             var t = e.keyCode;
254             if (t === r.ESCAPE) {
259 … t = t === r.RETURN ? r.DASH : t, void 0 !== u.walker.modifier && (u.walker.modifier = e.shiftKey);
260                 var a = u.walker.move(t);
273 …    if (t === r.SPACE && !e.shiftKey) return MathJax.Extension.MathEvents.Event.ContextMenu(e, i), 
275                 if (h.hook && (t === r.RETURN || t === r.SPACE && e.shiftKey)) {
303             var t;
304 …"none" !== h.getOption("highlight") && ("hover" === h.getOption("highlight") && (t = e.currentTarg…
305             u.GetHighlighter(.1), u.highlighter.highlight([ t ]), u.hoverer = !0), o(e));
319 …for (var e, t = 0, a = MathJax.Hub.getAllJax(); e = a[t]; t++) u.Flame(e.SourceElement().previousS…
327         ActivateWalker: function(e, t) {  argument
334             }), u.GetHighlighter(.2), u.walker = new i(e, n, u.highlighter, t.root.toMathML()), 
341 …var e = sre.System.getInstance().engineSetup(), t = "clearspeak" === e.domain ? "default" : e.styl…
342             h.setOption("ruleset", e.domain + "-" + t), u.liveRegion.Clear(), u.liveRegion.Hide(), 
357                 var t = MathJax.Menu.menu.FindId("Accessibility", "Explorer", e);
358                 t && (t.disabled = !t.disabled);
363             for (var e, t = 0, a = MathJax.Hub.getAllJax(); e = a[t]; t++) {
369             for (var e, t = 0, a = MathJax.Hub.getAllJax(); e = a[t]; t++) {
383             var e, t = MathJax.Menu.ITEM, a = MathJax.Menu.menu, i = {
387 …      }, o = t.SUBMENU([ "Explorer", "Explorer" ], t.CHECKBOX([ "Active", "Active" ], "explorer", {
391 …t.RULE(), t.CHECKBOX([ "Walker", "Walker" ], "Assistive-walker"), t.SUBMENU([ "Highlight", "Highli…
393             }), t.CHECKBOX([ "Subtitles", "Subtitles" ], "Assistive-subtitle", {
395 …t.RULE(), t.SUBMENU([ "Mathspeak", "Mathspeak Rules" ], t.RADIO([ "mathspeak-default", "Verbose" ]…
407     var t, e = MathJax.OutputJax.SVG;
408     parseFloat(e.version) < 2.7 && (t = e.getJaxFromMath, e.Augment({
411             t.call(this, e);