jquery/src/manipulation.js

689 lines
18 KiB
JavaScript
Raw Normal View History

(function( jQuery ) {
var rinlinejQuery = / jQuery\d+="(?:\d+|null)"/g,
rleadingWhitespace = /^\s+/,
rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
rtagName = /<([\w:]+)/,
rtbody = /<tbody/i,
rhtml = /<|&#?\w+;/,
rnocache = /<(?:script|object|embed|option|style)/i,
// checked="checked" or checked (html5)
rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
wrapMap = {
option: [ 1, "<select multiple='multiple'>", "</select>" ],
legend: [ 1, "<fieldset>", "</fieldset>" ],
thead: [ 1, "<table>", "</table>" ],
tr: [ 2, "<table><tbody>", "</tbody></table>" ],
td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],
col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
area: [ 1, "<map>", "</map>" ],
_default: [ 0, "", "" ]
};
wrapMap.optgroup = wrapMap.option;
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
wrapMap.th = wrapMap.td;
// IE can't serialize <link> and <script> tags normally
if ( !jQuery.support.htmlSerialize ) {
wrapMap._default = [ 1, "div<div>", "</div>" ];
}
jQuery.fn.extend({
text: function( text ) {
if ( jQuery.isFunction(text) ) {
return this.each(function(i) {
var self = jQuery( this );
self.text( text.call(this, i, self.text()) );
});
}
if ( typeof text !== "object" && text !== undefined ) {
return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
}
return jQuery.text( this );
},
wrapAll: function( html ) {
if ( jQuery.isFunction( html ) ) {
return this.each(function(i) {
jQuery(this).wrapAll( html.call(this, i) );
});
}
2009-07-21 11:17:33 +02:00
if ( this[0] ) {
// The elements to wrap the target around
var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);
if ( this[0].parentNode ) {
wrap.insertBefore( this[0] );
}
wrap.map(function() {
var elem = this;
while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
elem = elem.firstChild;
}
return elem;
}).append(this);
}
return this;
},
wrapInner: function( html ) {
if ( jQuery.isFunction( html ) ) {
return this.each(function(i) {
jQuery(this).wrapInner( html.call(this, i) );
});
}
return this.each(function() {
var self = jQuery( this ),
contents = self.contents();
if ( contents.length ) {
contents.wrapAll( html );
} else {
self.append( html );
}
});
},
wrap: function( html ) {
return this.each(function() {
jQuery( this ).wrapAll( html );
});
},
unwrap: function() {
return this.parent().each(function() {
if ( !jQuery.nodeName( this, "body" ) ) {
jQuery( this ).replaceWith( this.childNodes );
}
}).end();
},
append: function() {
return this.domManip(arguments, true, function( elem ) {
if ( this.nodeType === 1 ) {
this.appendChild( elem );
}
});
},
prepend: function() {
return this.domManip(arguments, true, function( elem ) {
if ( this.nodeType === 1 ) {
this.insertBefore( elem, this.firstChild );
}
});
},
before: function() {
if ( this[0] && this[0].parentNode ) {
return this.domManip(arguments, false, function( elem ) {
this.parentNode.insertBefore( elem, this );
});
} else if ( arguments.length ) {
var set = jQuery(arguments[0]);
set.push.apply( set, this.toArray() );
return this.pushStack( set, "before", arguments );
}
},
after: function() {
if ( this[0] && this[0].parentNode ) {
return this.domManip(arguments, false, function( elem ) {
this.parentNode.insertBefore( elem, this.nextSibling );
});
} else if ( arguments.length ) {
var set = this.pushStack( this, "after", arguments );
set.push.apply( set, jQuery(arguments[0]).toArray() );
return set;
}
},
// keepData is for internal use only--do not document
remove: function( selector, keepData ) {
for ( var i = 0, elem; (elem = this[i]) != null; i++ ) {
if ( !selector || jQuery.filter( selector, [ elem ] ).length ) {
if ( !keepData && elem.nodeType === 1 ) {
jQuery.cleanData( elem.getElementsByTagName("*") );
jQuery.cleanData( [ elem ] );
}
if ( elem.parentNode ) {
elem.parentNode.removeChild( elem );
}
}
}
return this;
},
empty: function() {
for ( var i = 0, elem; (elem = this[i]) != null; i++ ) {
// Remove element nodes and prevent memory leaks
if ( elem.nodeType === 1 ) {
jQuery.cleanData( elem.getElementsByTagName("*") );
}
// Remove any remaining nodes
while ( elem.firstChild ) {
elem.removeChild( elem.firstChild );
}
}
return this;
},
2011-01-20 21:25:04 +01:00
clone: function( dataAndEvents, deepDataAndEvents ) {
dataAndEvents = dataAndEvents == null ? true : dataAndEvents;
deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
2011-01-20 20:25:56 +01:00
return this.map( function () {
2011-01-20 21:25:04 +01:00
return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
});
},
html: function( value ) {
if ( value === undefined ) {
return this[0] && this[0].nodeType === 1 ?
this[0].innerHTML.replace(rinlinejQuery, "") :
null;
// See if we can take a shortcut and just use innerHTML
} else if ( typeof value === "string" && !rnocache.test( value ) &&
(jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value )) &&
!wrapMap[ (rtagName.exec( value ) || ["", ""])[1].toLowerCase() ] ) {
value = value.replace(rxhtmlTag, "<$1></$2>");
try {
for ( var i = 0, l = this.length; i < l; i++ ) {
// Remove element nodes and prevent memory leaks
if ( this[i].nodeType === 1 ) {
jQuery.cleanData( this[i].getElementsByTagName("*") );
this[i].innerHTML = value;
}
}
// If using innerHTML throws an exception, use the fallback method
} catch(e) {
this.empty().append( value );
}
} else if ( jQuery.isFunction( value ) ) {
this.each(function(i){
var self = jQuery( this );
self.html( value.call(this, i, self.html()) );
});
} else {
this.empty().append( value );
}
return this;
},
replaceWith: function( value ) {
if ( this[0] && this[0].parentNode ) {
// Make sure that the elements are removed from the DOM before they are inserted
// this can help fix replacing a parent with child elements
if ( jQuery.isFunction( value ) ) {
return this.each(function(i) {
var self = jQuery(this), old = self.html();
self.replaceWith( value.call( this, i, old ) );
});
}
if ( typeof value !== "string" ) {
value = jQuery( value ).detach();
}
return this.each(function() {
var next = this.nextSibling,
parent = this.parentNode;
jQuery( this ).remove();
if ( next ) {
jQuery(next).before( value );
} else {
jQuery(parent).append( value );
}
});
} else {
return this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value );
}
},
detach: function( selector ) {
return this.remove( selector, true );
},
domManip: function( args, table, callback ) {
var results, first, fragment, parent,
value = args[0],
scripts = [];
// We can't cloneNode fragments that contain checked, in WebKit
if ( !jQuery.support.checkClone && arguments.length === 3 && typeof value === "string" && rchecked.test( value ) ) {
return this.each(function() {
jQuery(this).domManip( args, table, callback, true );
});
}
if ( jQuery.isFunction(value) ) {
return this.each(function(i) {
var self = jQuery(this);
args[0] = value.call(this, i, table ? self.html() : undefined);
self.domManip( args, table, callback );
});
}
if ( this[0] ) {
parent = value && value.parentNode;
// If we're in a fragment, just use that instead of building a new one
if ( jQuery.support.parentNode && parent && parent.nodeType === 11 && parent.childNodes.length === this.length ) {
results = { fragment: parent };
} else {
results = jQuery.buildFragment( args, this, scripts );
}
fragment = results.fragment;
if ( fragment.childNodes.length === 1 ) {
first = fragment = fragment.firstChild;
} else {
first = fragment.firstChild;
}
if ( first ) {
table = table && jQuery.nodeName( first, "tr" );
2009-03-23 02:55:17 +01:00
for ( var i = 0, l = this.length; i < l; i++ ) {
callback.call(
table ?
root(this[i], first) :
this[i],
i > 0 || results.cacheable || (this.length > 1 && i > 0) ?
2011-01-20 20:25:56 +01:00
jQuery.clone( fragment, true, true ) :
fragment
);
}
}
if ( scripts.length ) {
jQuery.each( scripts, evalScript );
}
}
return this;
}
});
function root( elem, cur ) {
return jQuery.nodeName(elem, "table") ?
(elem.getElementsByTagName("tbody")[0] ||
elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
elem;
}
2011-01-20 20:25:56 +01:00
function cloneCopyEvent( src, dest ) {
2011-01-20 20:25:56 +01:00
if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
return;
}
2011-01-20 20:25:56 +01:00
var internalKey = jQuery.expando,
oldData = jQuery.data( src ),
curData = jQuery.data( dest, oldData );
2011-01-20 20:25:56 +01:00
// 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);
2011-01-20 20:25:56 +01:00
if ( events ) {
delete curData.handle;
curData.events = {};
2011-01-20 20:25:56 +01:00
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 );
}
}
}
2011-01-20 20:25:56 +01:00
}
}
function cloneFixAttributes(src, dest) {
// We do not need to do anything for non-Elements
if ( dest.nodeType !== 1 ) {
return;
}
var nodeName = dest.nodeName.toLowerCase();
// clearAttributes removes the attributes, which we don't want,
// but also removes the attachEvent events, which we *do* want
dest.clearAttributes();
// mergeAttributes, in contrast, only merges back on the
// original attributes, not the events
dest.mergeAttributes(src);
// 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 ( nodeName === "object" ) {
dest.outerHTML = src.outerHTML;
} else if ( nodeName === "input" && (src.type === "checkbox" || src.type === "radio") ) {
// IE6-8 fails to persist the checked state of a cloned checkbox
// or radio button. Worse, IE6-7 fail to give the cloned element
// a checked appearance if the defaultChecked value isn't also set
if ( src.checked ) {
dest.defaultChecked = dest.checked = src.checked;
}
// IE6-7 get confused and end up setting the value of a cloned
// checkbox/radio button to an empty string instead of "on"
if ( dest.value !== src.value ) {
dest.value = src.value;
}
2010-12-13 03:01:47 +01:00
// IE6-8 fails to return the selected option to the default selected
// state when cloning options
} else if ( nodeName === "option" ) {
dest.selected = src.defaultSelected;
// IE6-8 fails to set the defaultValue to the correct value when
// cloning other types of input fields
} else if ( nodeName === "input" || nodeName === "textarea" ) {
dest.defaultValue = src.defaultValue;
}
// Event data gets referenced instead of copied if the expando
// gets copied too
dest.removeAttribute( jQuery.expando );
}
jQuery.buildFragment = function( args, nodes, scripts ) {
var fragment, cacheable, cacheresults,
doc = (nodes && nodes[0] ? nodes[0].ownerDocument || nodes[0] : document);
// Only cache "small" (1/2 KB) HTML strings that are associated with the main document
// Cloning options loses the selected state, so don't cache them
// IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
// Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
if ( args.length === 1 && typeof args[0] === "string" && args[0].length < 512 && doc === document &&
args[0].charAt(0) === "<" && !rnocache.test( args[0] ) && (jQuery.support.checkClone || !rchecked.test( args[0] )) ) {
cacheable = true;
cacheresults = jQuery.fragments[ args[0] ];
if ( cacheresults ) {
if ( cacheresults !== 1 ) {
fragment = cacheresults;
}
}
}
if ( !fragment ) {
fragment = doc.createDocumentFragment();
jQuery.clean( args, doc, fragment, scripts );
}
if ( cacheable ) {
jQuery.fragments[ args[0] ] = cacheresults ? fragment : 1;
}
return { fragment: fragment, cacheable: cacheable };
};
jQuery.fragments = {};
jQuery.each({
appendTo: "append",
prependTo: "prepend",
insertBefore: "before",
insertAfter: "after",
replaceAll: "replaceWith"
}, function( name, original ) {
jQuery.fn[ name ] = function( selector ) {
var ret = [],
insert = jQuery( selector ),
parent = this.length === 1 && this[0].parentNode;
if ( parent && parent.nodeType === 11 && parent.childNodes.length === 1 && insert.length === 1 ) {
insert[ original ]( this[0] );
return this;
} else {
for ( var i = 0, l = insert.length; i < l; i++ ) {
var elems = (i > 0 ? this.clone(true) : this).get();
jQuery( insert[i] )[ original ]( elems );
ret = ret.concat( elems );
}
return this.pushStack( ret, name, insert.selector );
}
};
});
jQuery.extend({
2011-01-20 21:25:04 +01:00
clone: function( elem, dataAndEvents, deepDataAndEvents ) {
2011-01-20 20:25:56 +01:00
var clone = elem.cloneNode(true),
srcElements,
destElements,
i;
2011-01-20 20:25:56 +01:00
2011-01-20 21:25:04 +01:00
if ( !jQuery.support.noCloneEvent && (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {
2011-01-20 20:25:56 +01:00
// 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 ( i = 0; srcElements[i]; ++i ) {
2011-01-20 20:25:56 +01:00
cloneFixAttributes( srcElements[i], destElements[i] );
}
cloneFixAttributes( elem, clone );
}
// Copy the events from the original to the clone
2011-01-20 21:25:04 +01:00
if ( dataAndEvents ) {
2011-01-20 20:25:56 +01:00
2011-01-20 21:25:04 +01:00
cloneCopyEvent( elem, clone );
2011-01-20 20:25:56 +01:00
2011-01-20 21:25:04 +01:00
if ( deepDataAndEvents && "getElementsByTagName" in elem ) {
2011-01-20 20:25:56 +01:00
srcElements = elem.getElementsByTagName("*");
destElements = clone.getElementsByTagName("*");
if ( srcElements.length ) {
for ( i = 0; srcElements[i]; ++i ) {
2011-01-20 20:25:56 +01:00
cloneCopyEvent( srcElements[i], destElements[i] );
}
}
}
}
// Return the cloned set
return clone;
},
clean: function( elems, context, fragment, scripts ) {
context = context || document;
// !context.createElement fails in IE with an error but returns typeof 'object'
if ( typeof context.createElement === "undefined" ) {
context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
}
var ret = [];
for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
if ( typeof elem === "number" ) {
elem += "";
}
if ( !elem ) {
continue;
}
// Convert html string into DOM nodes
if ( typeof elem === "string" && !rhtml.test( elem ) ) {
elem = context.createTextNode( elem );
} else if ( typeof elem === "string" ) {
// Fix "XHTML"-style tags in all browsers
elem = elem.replace(rxhtmlTag, "<$1></$2>");
// Trim whitespace, otherwise indexOf won't work as expected
var tag = (rtagName.exec( elem ) || ["", ""])[1].toLowerCase(),
wrap = wrapMap[ tag ] || wrapMap._default,
depth = wrap[0],
div = context.createElement("div");
// Go to html and back, then peel off extra wrappers
div.innerHTML = wrap[1] + elem + wrap[2];
// Move to the right depth
while ( depth-- ) {
div = div.lastChild;
}
// Remove IE's autoinserted <tbody> from table fragments
if ( !jQuery.support.tbody ) {
// String was a <table>, *may* have spurious <tbody>
var hasBody = rtbody.test(elem),
tbody = tag === "table" && !hasBody ?
div.firstChild && div.firstChild.childNodes :
// String was a bare <thead> or <tfoot>
wrap[1] === "<table>" && !hasBody ?
div.childNodes :
[];
for ( var j = tbody.length - 1; j >= 0 ; --j ) {
if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length ) {
tbody[ j ].parentNode.removeChild( tbody[ j ] );
}
}
}
// IE completely kills leading whitespace when innerHTML is used
2009-07-19 17:51:00 +02:00
if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
div.insertBefore( context.createTextNode( rleadingWhitespace.exec(elem)[0] ), div.firstChild );
}
2009-03-23 02:55:17 +01:00
elem = div.childNodes;
}
if ( elem.nodeType ) {
ret.push( elem );
} else {
ret = jQuery.merge( ret, elem );
}
}
if ( fragment ) {
for ( i = 0; ret[i]; i++ ) {
if ( scripts && jQuery.nodeName( ret[i], "script" ) && (!ret[i].type || ret[i].type.toLowerCase() === "text/javascript") ) {
scripts.push( ret[i].parentNode ? ret[i].parentNode.removeChild( ret[i] ) : ret[i] );
} else {
if ( ret[i].nodeType === 1 ) {
ret.splice.apply( ret, [i + 1, 0].concat(jQuery.makeArray(ret[i].getElementsByTagName("script"))) );
}
fragment.appendChild( ret[i] );
}
}
}
return ret;
},
cleanData: function( elems ) {
var data, id, cache = jQuery.cache, internalKey = jQuery.expando, special = jQuery.event.special,
deleteExpando = jQuery.support.deleteExpando;
for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) {
if ( elem.nodeName && jQuery.noData[elem.nodeName.toLowerCase()] ) {
continue;
}
id = elem[ jQuery.expando ];
if ( id ) {
data = cache[ id ] && cache[ id ][ internalKey ];
if ( data && data.events ) {
for ( var type in data.events ) {
if ( special[ type ] ) {
jQuery.event.remove( elem, type );
// This is a shortcut to avoid jQuery.event.remove's overhead
} else {
jQuery.removeEvent( elem, type, data.handle );
}
}
// Null the DOM reference to avoid IE6/7/8 leak (#7054)
if ( data.handle ) {
data.handle.elem = null;
}
}
if ( deleteExpando ) {
delete elem[ jQuery.expando ];
} else if ( elem.removeAttribute ) {
elem.removeAttribute( jQuery.expando );
}
delete cache[ id ];
}
}
}
});
function evalScript( i, elem ) {
if ( elem.src ) {
jQuery.ajax({
url: elem.src,
async: false,
dataType: "script"
});
} else {
jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
}
if ( elem.parentNode ) {
elem.parentNode.removeChild( elem );
}
}
})( jQuery );