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Trap errors during the toMathML() call and redisplay if it is a RestartAfter call (e.g., loading of an entity file)

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This commit is contained in:
Davide P. Cervone 2011-06-01 18:13:02 -04:00
parent 8588f02413
commit e9e3135981
2 changed files with 8 additions and 4 deletions
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2
extensions/MathMenu.js
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File diff suppressed because one or more lines are too long

10
unpacked/extensions/MathMenu.js
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@ -24,7 +24,7 @@
*/ */
(function (HUB,HTML,AJAX) { (function (HUB,HTML,AJAX) {
var VERSION = "1.1.3"; var VERSION = "1.1.4";
MathJax.Extension.MathMenu = {version: VERSION}; MathJax.Extension.MathMenu = {version: VERSION};
@ -562,14 +562,18 @@
*/ */
MENU.ShowSource = function (event) { MENU.ShowSource = function (event) {
if (!event) {event = window.event} if (!event) {event = window.event}
var EVENT = {screenX:event.screenX, screenY:event.screenY};
if (!MENU.jax) return; if (!MENU.jax) return;
if (CONFIG.settings.format === "MathML") { if (CONFIG.settings.format === "MathML") {
var MML = MathJax.ElementJax.mml; var MML = MathJax.ElementJax.mml;
if (MML && typeof(MML.mbase.prototype.toMathML) !== "undefined") { if (MML && typeof(MML.mbase.prototype.toMathML) !== "undefined") {
MENU.ShowSource.Text(MENU.jax.root.toMathML(),event); // toMathML() can call MathJax.Hub.RestartAfter, so trap errors and check
try {MENU.ShowSource.Text(MENU.jax.root.toMathML(),event)} catch (err) {
if (!err.restart) {throw err}
MathJax.Callback.After([this,arguments.callee,EVENT]);
}
} else if (!AJAX.loadingToMathML) { } else if (!AJAX.loadingToMathML) {
AJAX.loadingToMathML = true; AJAX.loadingToMathML = true;
var EVENT = {screenX:event.screenX, screenY:event.screenY};
MENU.ShowSource.Window(event); // WeBKit needs to open window on click event MENU.ShowSource.Window(event); // WeBKit needs to open window on click event
MathJax.Callback.Queue( MathJax.Callback.Queue(
AJAX.Require("[MathJax]/extensions/toMathML.js"), AJAX.Require("[MathJax]/extensions/toMathML.js"),