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Fix regression with HTML snippet preview. #557

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This commit is contained in:
Frédéric Wang 2013-09-17 14:19:59 +02:00
parent 3922f0c07c
commit 6e442e36bd
1 changed files with 10 additions and 2 deletions
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10
unpacked/extensions/mml2jax.js
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@ -184,11 +184,14 @@ MathJax.Extension.mml2jax = {
createPreview: function (math,script) { createPreview: function (math,script) {
var preview = this.config.preview; var preview = this.config.preview;
if (preview === "none") return; if (preview === "none") return;
var isNodePreview = false;
if (preview === "mathml") { if (preview === "mathml") {
isNodePreview = true;
// mathml preview does not work with IE < 9, so fallback to alttext. // mathml preview does not work with IE < 9, so fallback to alttext.
if (this.MathTagBug) {preview = "alttext"} else {preview = math} if (this.MathTagBug) {preview = "alttext"} else {preview = math}
} }
if (preview === "alttext" || preview === "altimg") { if (preview === "alttext" || preview === "altimg") {
isNodePreview = true;
var alttext = this.filterPreview(math.getAttribute("alttext")); var alttext = this.filterPreview(math.getAttribute("alttext"));
if (preview === "alttext") { if (preview === "alttext") {
if (alttext != null) {preview = MathJax.HTML.TextNode(alttext)} else {preview = null} if (alttext != null) {preview = MathJax.HTML.TextNode(alttext)} else {preview = null}
@ -202,8 +205,13 @@ MathJax.Extension.mml2jax = {
} }
} }
if (preview) { if (preview) {
var span = MathJax.HTML.Element("span",{className:MathJax.Hub.config.preRemoveClass}); var span;
if (isNodePreview) {
span = MathJax.HTML.Element("span",{className:MathJax.Hub.config.preRemoveClass});
span.appendChild(preview); span.appendChild(preview);
} else {
span = MathJax.HTML.Element("span",{className:MathJax.Hub.config.preRemoveClass},preview);
}
script.parentNode.insertBefore(span,script); script.parentNode.insertBefore(span,script);
} }
}, },