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Merge branch '8013p' of https://github.com/rwldrn/jquery into rwldrn-8013p

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This commit is contained in:
jeresig 2011-01-21 11:20:05 -05:00
parent 328a86f9a0 33a67ffa9d
commit 61e80c55df
3 changed files with 86 additions and 64 deletions
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2
src/core.js
View file

@ -130,7 +130,7 @@ jQuery.fn = jQuery.prototype = {
} else {
ret = jQuery.buildFragment( [ match[1] ], [ doc ] );
selector = (ret.cacheable ? jQuery(ret.fragment).clone()[0] : ret.fragment).childNodes;
selector = (ret.cacheable ? jQuery.clone(ret.fragment) : ret.fragment).childNodes;
}
return jQuery.merge( this, selector );

136
src/manipulation.js
View file

@ -183,43 +183,13 @@ jQuery.fn.extend({
return this;
},
clone: function( events ) {
// Do the clone
var ret = this.map(function() {
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.
// Using Sizzle here is crazy slow, so we use getElementsByTagName
// instead
var srcElements = this.getElementsByTagName("*"),
destElements = clone.getElementsByTagName("*");
// Weird iteration because IE will replace the length property
// with an element if you are cloning the body and one of the
// elements on the page has a name or id of "length"
for ( var i = 0; srcElements[i]; ++i ) {
cloneFixAttributes( srcElements[i], destElements[i] );
}
cloneFixAttributes( this, clone );
}
return clone;
clone: function( dataAndEvents, deepDataAndEvents ) {
dataAndEvents = dataAndEvents == null ? true : dataAndEvents;
deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
return this.map( function () {
return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
});
// Copy the events from the original to the clone
if ( events === true ) {
cloneCopyEvent( this, ret );
cloneCopyEvent( this.find("*"), ret.find("*") );
}
// Return the cloned set
return ret;
},
html: function( value ) {
@ -347,7 +317,7 @@ jQuery.fn.extend({
root(this[i], first) :
this[i],
i > 0 || results.cacheable || (this.length > 1 && i > 0) ?
jQuery(fragment).clone(true)[0] :
jQuery.clone( fragment, true, true ) :
fragment
);
}
@ -369,40 +339,33 @@ function root( elem, cur ) {
elem;
}
function cloneCopyEvent(orig, ret) {
ret.each(function (nodeIndex) {
if ( this.nodeType !== 1 || !jQuery.hasData(orig[nodeIndex]) ) {
return;
}
function cloneCopyEvent( src, dest ) {
// XXX remove for 1.5 RC or merge back in if there is actually a reason for this check that has been
// unexposed by unit tests
if ( this.nodeName !== (orig[nodeIndex] && orig[nodeIndex].nodeName) ) {
throw "Cloned data mismatch";
}
if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
return;
}
var internalKey = jQuery.expando,
oldData = jQuery.data( orig[nodeIndex] ),
curData = jQuery.data( this, oldData );
var internalKey = jQuery.expando,
oldData = jQuery.data( src ),
curData = jQuery.data( dest, oldData );
// Switch to use the internal data object, if it exists, for the next
// stage of data copying
if ( (oldData = oldData[ internalKey ]) ) {
var events = oldData.events;
curData = curData[ internalKey ] = jQuery.extend({}, oldData);
// Switch to use the internal data object, if it exists, for the next
// stage of data copying
if ( (oldData = oldData[ internalKey ]) ) {
var events = oldData.events;
curData = curData[ internalKey ] = jQuery.extend({}, oldData);
if ( events ) {
delete curData.handle;
curData.events = {};
if ( events ) {
delete curData.handle;
curData.events = {};
for ( var type in events ) {
for ( var i = 0, l = events[ type ].length; i < l; i++ ) {
jQuery.event.add( this, type, events[ type ][ i ], events[ type ][ i ].data );
}
for ( var type in events ) {
for ( var i = 0, l = events[ type ].length; i < l; i++ ) {
jQuery.event.add( dest, type, events[ type ][ i ], events[ type ][ i ].data );
}
}
}
});
}
}
function cloneFixAttributes(src, dest) {
@ -520,6 +483,53 @@ jQuery.each({
});
jQuery.extend({
clone: function( elem, dataAndEvents, deepDataAndEvents ) {
var clone = elem.cloneNode(true),
srcElements,
destElements;
if ( !jQuery.support.noCloneEvent && (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
// 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.
// Using Sizzle here is crazy slow, so we use getElementsByTagName
// instead
srcElements = elem.getElementsByTagName("*");
destElements = clone.getElementsByTagName("*");
// Weird iteration because IE will replace the length property
// with an element if you are cloning the body and one of the
// elements on the page has a name or id of "length"
for ( var i = 0; srcElements[i]; ++i ) {
cloneFixAttributes( srcElements[i], destElements[i] );
}
cloneFixAttributes( elem, clone );
}
// Copy the events from the original to the clone
if ( dataAndEvents ) {
cloneCopyEvent( elem, clone );
if ( deepDataAndEvents && "getElementsByTagName" in elem ) {
srcElements = elem.getElementsByTagName("*");
destElements = clone.getElementsByTagName("*");
if ( srcElements.length ) {
for ( var i = 0; srcElements[i]; ++i ) {
cloneCopyEvent( srcElements[i], destElements[i] );
}
}
}
}
// Return the cloned set
return clone;
},
clean: function( elems, context, fragment, scripts ) {
context = context || document;

12
test/unit/manipulation.js
View file

@ -871,6 +871,18 @@ test("replaceAll(String|Element|Array&lt;Element&gt;|jQuery)", function() {
ok( !jQuery("#yahoo")[0], 'Verify that original element is gone, after set of elements' );
});
test("jQuery.clone() (#8017)", function() {
expect(2);
ok( jQuery.clone && jQuery.isFunction( jQuery.clone ) , "jQuery.clone() utility exists and is a function.");
var main = jQuery("#main")[0],
clone = jQuery.clone( main );
equals( main.children.length, clone.children.length, "Simple child length to ensure a large dom tree copies correctly" );
});
test("clone()", function() {
expect(37);
equals( 'This is a normal link: Yahoo', jQuery('#en').text(), 'Assert text for #en' );