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Fix the clone method to be a little less insane in IE, which fixes the new event-cloning clone() as well as probably a bunch of IE-related clone bugs.

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This commit is contained in:
Colin Snover 2010-12-12 02:20:31 -06:00
parent e4900df838
commit 7481a3645a
2 changed files with 64 additions and 32 deletions
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54
src/manipulation.js
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@ -9,7 +9,6 @@ var rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
rnocache = /<(?:script|object|embed|option|style)/i,
// checked="checked" or checked (html5)
rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
raction = /\=([^="'>\s]+\/)>/g,
wrapMap = {
option: [ 1, "<select multiple='multiple'>", "</select>" ],
legend: [ 1, "<fieldset>", "</fieldset>" ],
@ -187,31 +186,38 @@ jQuery.fn.extend({
clone: function( events ) {
// Do the clone
var ret = this.map(function() {
if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) {
// IE copies events bound via attachEvent when
// using cloneNode. Calling detachEvent on the
// clone will also remove the events from the orignal
// In order to get around this, we use innerHTML.
// Unfortunately, this means some modifications to
// attributes in IE that are actually only stored
// as properties will not be copied (such as the
// the name attribute on an input).
var html = this.outerHTML,
ownerDocument = this.ownerDocument;
var clone = this.cloneNode(true);
if ( !jQuery.support.noCloneEvent && (this.nodeType === 1 || this.nodeType === 11) && !jQuery.isXMLDoc(this) ) {
// IE copies events bound via attachEvent when using cloneNode.
// Calling detachEvent on the clone will also remove the events
// from the original. In order to get around this, we use some
// proprietary methods to clear the events. Thanks to MooTools
// guys for this hotness.
var srcElements = jQuery(this).find('*').andSelf();
jQuery(clone).find('*').andSelf().each(function (i, clone) {
// We do not need to do anything for non-Elements
if (this.nodeType !== 1) {
return;
}
if ( !html ) {
var div = ownerDocument.createElement("div");
div.appendChild( this.cloneNode(true) );
html = div.innerHTML;
}
// clearAttributes removes the attributes, but also
// removes the attachEvent events
clone.clearAttributes();
return jQuery.clean([html.replace(rinlinejQuery, "")
// Handle the case in IE 8 where action=/test/> self-closes a tag
.replace(raction, '="$1">')
.replace(rleadingWhitespace, "")], ownerDocument)[0];
} else {
return this.cloneNode(true);
// mergeAttributes only merges back on the original attributes,
// not the events
clone.mergeAttributes(srcElements[i]);
// IE6-8 fail to clone children inside object elements that use
// the proprietary classid attribute value (rather than the type
// attribute) to identify the type of content to display
if (clone.nodeName.toLowerCase() === 'object') {
clone.outerHTML = srcElements[i].outerHTML;
}
});
}
return clone;
});
// Copy the events from the original to the clone
@ -375,7 +381,7 @@ function cloneCopyEvent(orig, ret) {
var i = 0;
ret.each(function() {
if ( this.nodeName !== (orig[i] && orig[i].nodeName) ) {
if ( this.nodeType !== 1 || this.nodeName !== (orig[i] && orig[i].nodeName) ) {
return;
}