jQuery = window.jQuery = window.$ = function( selector, context ) {
// The jQuery object is actually just the init constructor 'enhanced'
- return new jQuery.fn.init( selector, context );
+ return selector === undefined ?
+ rootjQuery :
+ new jQuery.fn.init( selector, context );
},
// A simple way to check for HTML strings or ID strings
jQuery.fn = jQuery.prototype = {
init: function( selector, context ) {
- // Make sure that a selection was provided
- selector = selector || document;
+ // Handle $("") or $(null)
+ if ( !selector ) {
+ this.length = 0;
+ return this;
+ }
// Handle $(DOMElement)
if ( selector.nodeType ) {
this.context = selector;
return this;
}
+
// Handle HTML strings
if ( typeof selector === "string" ) {
// Are we dealing with HTML string or an ID?
if ( match && (match[1] || !context) ) {
// HANDLE: $(html) -> $(array)
- if ( match[1] )
+ if ( match[1] ) {
selector = jQuery.clean( [ match[1] ], context );
// HANDLE: $("#id")
- else {
+ } else {
var elem = document.getElementById( match[3] );
- // Make sure an element was located
- if ( elem ){
- // Handle the case where IE and Opera return items
- // by name instead of ID
- if ( elem.id != match[3] )
- return jQuery().find( selector );
-
- // Otherwise, we inject the element directly into the jQuery object
- var ret = jQuery( elem );
- ret.context = document;
- ret.selector = selector;
- return ret;
+ // Handle the case where IE and Opera return items
+ // by name instead of ID
+ if ( elem && elem.id != match[3] ) {
+ return rootjQuery.find( selector );
}
- selector = [];
+
+ // Otherwise, we inject the element directly into the jQuery object
+ var ret = jQuery( elem || null );
+ ret.context = document;
+ ret.selector = selector;
+ return ret;
}
- // HANDLE: $(expr, [context])
- // (which is just equivalent to: $(content).find(expr)
- } else
+ // HANDLE: $(expr, $(...))
+ } else if ( !context || context.jquery ) {
+ return (context || rootjQuery).find( selector );
+
+ // HANDLE: $(expr, context)
+ // (which is just equivalent to: $(context).find(expr)
+ } else {
return jQuery( context ).find( selector );
+ }
// HANDLE: $(function)
// Shortcut for document ready
- } else if ( jQuery.isFunction( selector ) )
- return jQuery( document ).ready( selector );
+ } else if ( jQuery.isFunction( selector ) ) {
+ return rootjQuery.ready( selector );
+ }
+
+ // Make sure that old selector state is passed along
+ if ( selector.selector && selector.context ) {
+ this.selector = selector.selector;
+ this.context = selector.context;
+ }
- return this.setArray(jQuery.makeArray(selector));
+ return this.setArray(jQuery.isArray( selector ) ?
+ selector :
+ jQuery.makeArray(selector));
},
// Start with an empty selector
return num === undefined ?
// Return a 'clean' array
- jQuery.makeArray( this ) :
+ Array.prototype.slice.call( this ) :
// Return just the object
this[ num ];
// (returning the new matched element set)
pushStack: function( elems, name, selector ) {
// Build a new jQuery matched element set
- var ret = jQuery( elems );
+ var ret = jQuery( elems || null );
// Add the old object onto the stack (as a reference)
ret.prevObject = this;
},
attr: function( name, value, type ) {
- var options = name;
+ var options = name, isFunction = jQuery.isFunction( value );
// Look for the case where we're accessing a style value
- if ( typeof name === "string" )
- if ( value === undefined )
- return this[0] && jQuery[ type || "attr" ]( this[0], name );
+ if ( typeof name === "string" ) {
+ if ( value === undefined ) {
+ return this.length ?
+ jQuery[ type || "attr" ]( this[0], name ) :
+ null;
- else {
+ } else {
options = {};
options[ name ] = value;
}
+ }
// Check to see if we're setting style values
- return this.each(function(i){
+ for ( var i = 0, l = this.length; i < l; i++ ) {
+ var elem = this[i];
+
// Set all the styles
- for ( name in options )
- jQuery.attr(
- type ?
- this.style :
- this,
- name, jQuery.prop( this, options[ name ], type, i, name )
- );
- });
+ for ( var prop in options ) {
+ value = options[prop];
+
+ if ( isFunction ) {
+ value = value.call( elem, i );
+ }
+
+ if ( typeof value === "number" && type === "curCSS" && !exclude.test(prop) ) {
+ value = value + "px";
+ }
+
+ jQuery.attr( type ? elem.style : elem, prop, value );
+ }
+ }
+
+ return this;
},
css: function( key, value ) {
},
wrapAll: function( html ) {
- if ( this[0] )
+ if ( this[0] ) {
// The elements to wrap the target around
- jQuery( html, this[0].ownerDocument )
- .clone()
- .insertBefore( this[0] )
- .map(function(){
- var elem = this;
+ var wrap = jQuery( html, this[0].ownerDocument ).clone();
+
+ if ( this[0].parentNode )
+ wrap.insertBefore( this[0] );
- while ( elem.firstChild )
- elem = elem.firstChild;
+ wrap.map(function(){
+ var elem = this;
- return elem;
- })
- .append(this);
+ while ( elem.firstChild )
+ elem = elem.firstChild;
+
+ return elem;
+ }).append(this);
+ }
return this;
},
},
end: function() {
- return this.prevObject || jQuery( [] );
+ return this.prevObject || jQuery(null);
},
+ // For internal use only.
+ // Behaves like an Array's method, not like a jQuery method.
+ push: [].push,
+ sort: [].sort,
+ splice: [].splice,
+
find: function( selector ) {
- var elems = jQuery.map(this, function(elem){
- return jQuery.find( selector, elem );
- });
+ var ret = this.pushStack( "", "find", selector ), length = 0;
+
+ for ( var i = 0, l = this.length; i < l; i++ ) {
+ length = ret.length;
+ jQuery.find( selector, this[i], ret );
+
+ if ( i > 0 ) {
+ // Make sure that the results are unique
+ for ( var n = length; n < ret.length; n++ ) {
+ for ( var r = 0; r < length; r++ ) {
+ if ( ret[r] === ret[n] ) {
+ ret.splice(n--, 1);
+ break;
+ }
+ }
+ }
+ }
+ }
- return this.pushStack( /[^+>] [^+>]/.test( selector ) ?
- jQuery.unique( elems ) :
- elems, "find", selector );
+ return ret;
},
clone: function( events ) {
// attributes in IE that are actually only stored
// as properties will not be copied (such as the
// the name attribute on an input).
- var clone = this.cloneNode(true),
- container = document.createElement("div");
- container.appendChild(clone);
- return jQuery.clean([container.innerHTML])[0];
+ var html = this.outerHTML;
+ if ( !html ) {
+ var div = this.ownerDocument.createElement("div");
+ div.appendChild( this.cloneNode(true) );
+ html = div.innerHTML;
+ }
+
+ return jQuery.clean([html.replace(/ jQuery\d+="(?:\d+|null)"/g, "").replace(/^\s*/, "")])[0];
} else
return this.cloneNode(true);
});
- // Need to set the expando to null on the cloned set if it exists
- // removeData doesn't work here, IE removes it from the original as well
- // this is primarily for IE but the data expando shouldn't be copied over in any browser
- var clone = ret.find("*").andSelf().each(function(){
- if ( this[ expando ] !== undefined )
- this[ expando ] = null;
- });
-
// Copy the events from the original to the clone
- if ( events === true )
- this.find("*").andSelf().each(function(i){
- if (this.nodeType == 3)
+ if ( events === true ) {
+ var orig = this.find("*").andSelf(), i = 0;
+
+ ret.find("*").andSelf().each(function(){
+ if ( this.nodeName !== orig[i].nodeName )
return;
- var events = jQuery.data( this, "events" );
- for ( var type in events )
- for ( var handler in events[ type ] )
- jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
+ var events = jQuery.data( orig[i], "events" );
+
+ for ( var type in events ) {
+ for ( var handler in events[ type ] ) {
+ jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data );
+ }
+ }
+
+ i++;
});
+ }
// Return the cloned set
return ret;
},
closest: function( selector ) {
+ var pos = jQuery.expr.match.POS.test( selector ) ? jQuery(selector) : null,
+ closer = 0;
+
return this.map(function(){
var cur = this;
while ( cur && cur.ownerDocument ) {
- if ( jQuery(cur).is(selector) )
+ if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selector) ) {
+ jQuery.data(cur, "closest", closer);
return cur;
+ }
cur = cur.parentNode;
+ closer++;
}
});
},
html: function( value ) {
return value === undefined ?
(this[0] ?
- this[0].innerHTML :
+ this[0].innerHTML.replace(/ jQuery\d+="(?:\d+|null)"/g, "") :
null) :
this.empty().append( value );
},
domManip: function( args, table, callback ) {
if ( this[0] ) {
- var fragment = this[0].ownerDocument.createDocumentFragment(),
- scripts = jQuery.clean( args, this[0].ownerDocument, fragment ),
- first = fragment.firstChild,
- extra = this.length > 1 ? fragment.cloneNode(true) : fragment;
-
+ var fragment = (this[0].ownerDocument || this[0]).createDocumentFragment(),
+ scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment ),
+ first = fragment.firstChild;
+
if ( first )
for ( var i = 0, l = this.length; i < l; i++ )
- callback.call( root(this[i], first), i > 0 ? extra.cloneNode(true) : fragment );
-
+ callback.call( root(this[i], first), this.length > 1 || i > 0 ?
+ fragment.cloneNode(true) : fragment );
+
if ( scripts )
jQuery.each( scripts, evalScript );
}
// check if an element is in a (or is an) XML document
isXMLDoc: function( elem ) {
- return elem.documentElement && !elem.body ||
- elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
+ return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
+ !!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
},
// Evalulates a script in a global context
globalEval: function( data ) {
- data = jQuery.trim( data );
-
- if ( data ) {
+ if ( data && /\S/.test(data) ) {
// Inspired by code by Andrea Giammarchi
// http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
var head = document.getElementsByTagName("head")[0] || document.documentElement,
return object;
},
- prop: function( elem, value, type, i, name ) {
- // Handle executable functions
- if ( jQuery.isFunction( value ) )
- value = value.call( elem, i );
-
- // Handle passing in a number to a CSS property
- return typeof value === "number" && type == "curCSS" && !exclude.test( name ) ?
- value + "px" :
- value;
- },
-
className: {
// internal only, use addClass("class")
add: function( elem, classNames ) {
// internal only, use hasClass("class")
has: function( elem, className ) {
- return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
+ return elem && jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
}
},
elem.style[ name ] = old[ name ];
},
- css: function( elem, name, force ) {
+ css: function( elem, name, force, extra ) {
if ( name == "width" || name == "height" ) {
var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
function getWH() {
val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
- var padding = 0, border = 0;
+
+ if ( extra === "border" )
+ return;
+
jQuery.each( which, function() {
- padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
- border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
+ if ( !extra )
+ val -= parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
+ if ( extra === "margin" )
+ val += parseFloat(jQuery.curCSS( elem, "margin" + this, true)) || 0;
+ else
+ val -= parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
});
- val -= Math.round(padding + border);
}
- if ( jQuery(elem).is(":visible") )
+ if ( elem.offsetWidth !== 0 )
getWH();
else
jQuery.swap( elem, props, getWH );
- return Math.max(0, val);
+ return Math.max(0, Math.round(val));
}
return jQuery.curCSS( elem, name, force );
});
// Trim whitespace, otherwise indexOf won't work as expected
- var tags = jQuery.trim( elem ).toLowerCase();
+ var tags = elem.replace(/^\s+/, "").substring(0, 10).toLowerCase();
var wrap =
// option or optgroup
if ( !jQuery.support.tbody ) {
// String was a <table>, *may* have spurious <tbody>
- var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
- div.firstChild && div.firstChild.childNodes :
+ var hasBody = /<tbody/i.test(elem),
+ tbody = !tags.indexOf("<table") && !hasBody ?
+ div.firstChild && div.firstChild.childNodes :
// String was a bare <thead> or <tfoot>
- wrap[1] == "<table>" && tags.indexOf("<tbody") < 0 ?
+ wrap[1] == "<table>" && !hasBody ?
div.childNodes :
[];
if ( !jQuery.support.leadingWhitespace && /^\s/.test( elem ) )
div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
- if ( fragment ) {
- var found = div.getElementsByTagName("script");
-
- while ( found.length ) {
- scripts.push( found[0] );
- found[0].parentNode.removeChild( found[0] );
- }
- }
-
elem = jQuery.makeArray( div.childNodes );
}
if ( fragment ) {
for ( var i = 0; ret[i]; i++ ) {
- var node = ret[i];
- if ( jQuery.nodeName( node, "script" ) ) {
- if( node.parentNode )
- node.parentNode.removeChild( node );
+ if ( 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 ( node.nodeType === 1 )
- ret = jQuery.merge( ret, node.getElementsByTagName("script"));
- fragment.appendChild( node );
+ if ( ret[i].nodeType === 1 )
+ ret.splice.apply( ret, [i + 1, 0].concat(jQuery.makeArray(ret[i].getElementsByTagName("script"))) );
+ fragment.appendChild( ret[i] );
}
}
if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
return undefined;
- var notxml = !jQuery.isXMLDoc( elem ),
+ var notxml = !elem.tagName || !jQuery.isXMLDoc( elem ),
// Whether we are setting (or getting)
set = value !== undefined;
// Safari mis-reports the default selected property of a hidden option
// Accessing the parent's selectedIndex property fixes it
- if ( name == "selected" )
+ if ( name == "selected" && elem.parentNode )
elem.parentNode.selectedIndex;
// If applicable, access the attribute via the DOM 0 way
if ( name in elem && notxml && !special ) {
if ( set ){
// We can't allow the type property to be changed (since it causes problems in IE)
- if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
+ if ( name == "type" && elem.nodeName.match(/(button|input)/i) && elem.parentNode )
throw "type property can't be changed";
elem[ name ] = value;
if( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) )
return elem.getAttributeNode( name ).nodeValue;
+ // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
+ // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
+ if ( name == "tabIndex" ) {
+ var attributeNode = elem.getAttributeNode( "tabIndex" );
+ return attributeNode && attributeNode.specified
+ ? attributeNode.value
+ : elem.nodeName.match(/(button|input|object|select|textarea)/i)
+ ? 0
+ : elem.nodeName.match(/^(a|area)$/i) && elem.href
+ ? 0
+ : undefined;
+ }
+
return elem[ name ];
}
}
});
+// All jQuery objects should point back to these
+var rootjQuery = jQuery(document);
+
// Use of jQuery.browser is deprecated.
// It's included for backwards compatibility and plugins,
// although they should work to migrate away.
mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
};
-// Check to see if the W3C box model is being used
-jQuery.boxModel = !jQuery.browser.msie || document.compatMode == "CSS1Compat";
-
jQuery.each({
parent: function(elem){return elem.parentNode;},
parents: function(elem){return jQuery.dir(elem,"parentNode");},
insertAfter: "after",
replaceAll: "replaceWith"
}, function(name, original){
- jQuery.fn[ name ] = function() {
- var args = arguments;
+ jQuery.fn[ name ] = function( selector ) {
+ var ret = [], insert = jQuery( selector );
- return this.each(function(){
- for ( var i = 0, length = args.length; i < length; i++ )
- jQuery( args[ i ] )[ original ]( this );
- });
+ for ( var i = 0, l = insert.length; i < l; i++ ) {
+ var elems = (i > 0 ? this.clone(true) : this).get();
+ jQuery.fn[ original ].apply( jQuery(insert[i]), elems );
+ ret = ret.concat( elems );
+ }
+
+ return this.pushStack( ret, name, selector );
};
});
},
remove: function( selector ) {
- if ( !selector || jQuery.filter( selector, [ this ] ).length ) {
- // Prevent memory leaks
- jQuery( "*", this ).add([this]).each(function(){
- jQuery.event.remove(this);
- jQuery.removeData(this);
- });
- if (this.parentNode)
+ if ( !selector || jQuery.multiFilter( selector, [ this ] ).length ) {
+ if ( this.nodeType === 1 ) {
+ cleanData( this.getElementsByTagName("*") );
+ cleanData( [this] );
+ }
+
+ if ( this.parentNode ) {
this.parentNode.removeChild( this );
+ }
}
},
empty: function() {
// Remove element nodes and prevent memory leaks
- jQuery( ">*", this ).remove();
+ if ( this.nodeType === 1 ) {
+ cleanData( this.getElementsByTagName("*") );
+ }
// Remove any remaining nodes
- while ( this.firstChild )
+ while ( this.firstChild ) {
this.removeChild( this.firstChild );
+ }
}
}, function(name, fn){
jQuery.fn[ name ] = function(){
};
});
-// Helper function used by the dimensions and offset modules
-function num(elem, prop) {
- return elem[0] && parseInt( jQuery.curCSS(elem[0], prop, true), 10 ) || 0;
+function cleanData( elems ) {
+ for ( var i = 0, l = elems.length; i < l; i++ ) {
+ var id = elems[i][expando];
+ if ( id ) {
+ delete jQuery.cache[ id ];
+ }
+ }
}
git.asbjorn.biz / jquery.git / blobdiff