X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fjquery%2Fjquery.js;h=d9292ed697c36396cd2b8f6f1b9e1b73985a8f3d;hb=ff4f265bc0273bda0c8873d470aefa20170abc41;hp=6d1fb2f99a2883e829f932789919104163d9707f;hpb=5b7f34d74bd78c97d86ae82f2899d0ce6d04b0c3;p=jquery.git diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js index 6d1fb2f..d9292ed 100644 --- a/src/jquery/jquery.js +++ b/src/jquery/jquery.js @@ -1,7 +1,7 @@ /* * jQuery @VERSION - New Wave Javascript * - * Copyright (c) 2006 John Resig (jquery.com) + * Copyright (c) 2007 John Resig (jquery.com) * Dual licensed under the MIT (MIT-LICENSE.txt) * and GPL (GPL-LICENSE.txt) licenses. * @@ -26,38 +26,8 @@ var jQuery = function(a,c) { // If the context is global, return a new object if ( window == this ) return new jQuery(a,c); - - // Make sure that a selection was provided - a = a || document; - - // HANDLE: $(function) - // Shortcut for document ready - // Safari reports typeof on DOM NodeLists as a function - if ( typeof a == "function" && !a.nodeType && a[0] == undefined ) - return new jQuery(document)[ jQuery.fn.ready ? "ready" : "load" ]( a ); - - // Handle HTML strings - if ( typeof a == "string" ) { - // HANDLE: $(html) -> $(array) - var m = /^[^<]*(<.+>)[^>]*$/.exec(a); - if ( m ) - a = jQuery.clean( [ m[1] ] ); - - // HANDLE: $(expr) - else - return new jQuery( c ).find( a ); - } - return this.setArray( - // HANDLE: $(array) - a.constructor == Array && a || - - // HANDLE: $(arraylike) - // Watch for when an array-like object is passed as the selector - (a.jquery || a.length && a != window && !a.nodeType && a[0] != undefined && a[0].nodeType) && jQuery.makeArray( a ) || - - // HANDLE: $(*) - [ a ] ); + return this.init(a,c); }; // Map over the $ in case of overwrite @@ -77,8 +47,12 @@ var $ = jQuery; * (usually consisting of CSS or XPath), which then finds all matching * elements. * - * By default, $() looks for DOM elements within the context of the - * current HTML document. + * By default, if no context is specified, $() looks for DOM elements within the context of the + * current HTML document. If you do specify a context, such as a DOM + * element or jQuery object, the expression will be matched against + * the contents of that context. + * + * See [[DOM/Traversing/Selectors]] for the allowed CSS/XPath syntax for expressions. * * @example $("div > p") * @desc Finds all p elements that are children of a div element. @@ -103,10 +77,10 @@ var $ = jQuery; /** * Create DOM elements on-the-fly from the provided String of raw HTML. * - * @example $("
Hello
Hello
one
two
three
- * @result [two
] - * @desc Same as $("div > p") because the document - * - * @example $(document.body).background( "black" ); + * @example $(document.body).css( "background", "black" ); * @desc Sets the background color of the page to black. * * @example $( myForm.elements ).hide() @@ -143,8 +112,10 @@ var $ = jQuery; * A shorthand for $(document).ready(), allowing you to bind a function * to be executed when the DOM document has finished loading. This function * behaves just like $(document).ready(), in that it should be used to wrap - * all of the other $() operations on your page. While this function is, - * technically, chainable - there really isn't much use for chaining against it. + * other $() operations on your page that depend on the DOM being ready to be + * operated on. While this function is, technically, chainable - there really + * isn't much use for chaining against it. + * * You can have as many $(document).ready events on your page as you like. * * See ready(Function) for details about the ready event. @@ -170,6 +141,48 @@ var $ = jQuery; jQuery.fn = jQuery.prototype = { /** + * Initialize a new jQuery object + * + * @private + * @name init + * @param String|Function|Element|Arrayadd
,
+ * children
, clone
, filter
,
+ * find
, not
, next
,
+ * parent
, parents
, prev
and siblings
.
+ *
* @example $("p").find("span").end();
* @before Hello, how are you?
* @result [...
] @@ -795,9 +830,9 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Traversing */ find: function(t) { - return this.pushStack( jQuery.map( this, function(a){ + return this.pushStack( jQuery.unique( jQuery.map( this, function(a){ return jQuery.find(t,a); - }) ); + }) ), t ); }, /** @@ -818,7 +853,9 @@ jQuery.fn = jQuery.prototype = { */ clone: function(deep) { return this.pushStack( jQuery.map( this, function(a){ - return a.cloneNode( deep != undefined ? deep : true ); + a = a.cloneNode( deep != undefined ? deep : true ); + a.$events = null; // drop $events expando to avoid firing incorrect events + return a; }) ); }, @@ -864,7 +901,7 @@ jQuery.fn = jQuery.prototype = { */ filter: function(t) { return this.pushStack( - t.constructor == Function && + jQuery.isFunction( t ) && jQuery.grep(this, function(el, index){ return t.apply(el, [index]) }) || @@ -908,6 +945,9 @@ jQuery.fn = jQuery.prototype = { * of matched elements. This method is used to remove one or more * elements from a jQuery object. * + * Please note: the expression cannot use a reference to the + * element name. See the two examples below. + * * @example $("p").not( $("div p.selected") ) * @beforeHello
Hello Again
Hello
] @@ -915,29 +955,33 @@ jQuery.fn = jQuery.prototype = { * * @name not * @type jQuery - * @param Array|jQuery elems A set of elements to remove from the jQuery set of matched elements. + * @param jQuery elems A set of elements to remove from the jQuery set of matched elements. * @cat DOM/Traversing */ not: function(t) { return this.pushStack( t.constructor == String && - jQuery.multiFilter(t,this,true) || - - jQuery.grep(this,function(a){ - if ( t.constructor == Array || t.jquery ) - return jQuery.inArray( t, a ) < 0; - else - return a != t; - }) ); + jQuery.multiFilter(t, this, true) || + + jQuery.grep(this, function(a) { + return ( t.constructor == Array || t.jquery ) + ? jQuery.inArray( a, t ) < 0 + : a != t; + }) + ); }, /** - * Adds the elements matched by the expression to the jQuery object. This - * can be used to concatenate the result sets of two expressions. + * Adds more elements, matched by the given expression, + * to the set of matched elements. * * @example $("p").add("span") - * @beforeHello
Hello Again
- * @result [Hello
, Hello Again ] + * @before (HTML)Hello
Hello Again + * @result (jQuery object matching 2 elements) [Hello
, Hello Again ] + * @desc Compare the above result to the result of$('p')
,
+ * which would just result in [ Hello
]
.
+ * Using add(), matched elements of $('span')
are simply
+ * added to the returned jQuery-object.
*
* @name add
* @type jQuery
@@ -946,7 +990,8 @@ jQuery.fn = jQuery.prototype = {
*/
/**
- * Adds the on the fly created elements to the jQuery object.
+ * Adds more elements, created on the fly, to the set of
+ * matched elements.
*
* @example $("p").add("Again")
* @before Hello
@@ -961,15 +1006,13 @@ jQuery.fn = jQuery.prototype = { /** * Adds one or more Elements to the set of matched elements. * - * This is used to add a set of Elements to a jQuery object. - * * @example $("p").add( document.getElementById("a") ) * @beforeHello
Hello Again
* @result [Hello
, Hello Again ] * - * @example $("p").add([document.getElementById("a"), document.getElementById("b")]) - * @beforeHello
Hello AgainAnd Again
- * @result [Hello
, Hello Again, And Again ] + * @example $("p").add( document.forms[0].elements ) + * @beforeHello
+ * @result [Hello
, , ] * * @name add * @type jQuery @@ -979,7 +1022,10 @@ jQuery.fn = jQuery.prototype = { add: function(t) { return this.pushStack( jQuery.merge( this.get(), - typeof t == "string" ? jQuery(t).get() : t ) + t.constructor == String ? + jQuery(t).get() : + t.length != undefined && (!t.nodeName || t.nodeName == "FORM") ? + t : [t] ) ); }, @@ -1008,11 +1054,18 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Traversing */ is: function(expr) { - return expr ? jQuery.filter(expr,this).r.length > 0 : false; + return expr ? jQuery.multiFilter(expr,this).length > 0 : false; }, /** - * Get the current value of the first matched element. + * Get the content of the value attribute of the first matched element. + * + * Use caution when relying on this function to check the value of + * multiple-select elements and checkboxes in a form. While it will + * still work as intended, it may not accurately represent the value + * the server will receive because these elements may send an array + * of values. For more robust handling of field values, see the + * [http://www.malsup.com/jquery/form/#fields fieldValue function of the Form Plugin]. * * @example $("input").val(); * @before @@ -1024,7 +1077,7 @@ jQuery.fn = jQuery.prototype = { */ /** - * Set the value of every matched element. + * Set the value attribute of every matched element. * * @example $("input").val("test"); * @before @@ -1084,19 +1137,23 @@ jQuery.fn = jQuery.prototype = { * @cat Core */ domManip: function(args, table, dir, fn){ - var clone = this.length > 1; - var a = jQuery.clean(args); - if ( dir < 0 ) - a.reverse(); + var clone = this.length > 1, a; return this.each(function(){ + if ( !a ) { + a = jQuery.clean(args, this.ownerDocument); + if ( dir < 0 ) + a.reverse(); + } + var obj = this; - if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() == "TR" ) + if ( table && jQuery.nodeName(this, "table") && jQuery.nodeName(a[0], "tr") ) obj = this.getElementsByTagName("tbody")[0] || this.appendChild(document.createElement("tbody")); - for ( var i = 0, al = a.length; i < al; i++ ) - fn.apply( obj, [ clone ? a[i].cloneNode(true) : a[i] ] ); + jQuery.each( a, function(){ + fn.apply( obj, [ clone ? this.cloneNode(true) : this ] ); + }); }); } @@ -1104,7 +1161,7 @@ jQuery.fn = jQuery.prototype = { /** * Extends the jQuery object itself. Can be used to add functions into - * the jQuery namespace and to add plugin methods (plugins). + * the jQuery namespace and to [[Plugins/Authoring|add plugin methods]] (plugins). * * @example jQuery.fn.extend({ * check: function() { @@ -1155,8 +1212,7 @@ jQuery.fn = jQuery.prototype = { */ jQuery.extend = jQuery.fn.extend = function() { // copy reference to target object - var target = arguments[0], - a = 1; + var target = arguments[0], a = 1; // extend jQuery itself if only one argument is passed if ( arguments.length == 1 ) { @@ -1164,7 +1220,7 @@ jQuery.extend = jQuery.fn.extend = function() { a = 0; } var prop; - while (prop = arguments[a++]) + while ( (prop = arguments[a++]) != null ) // Extend the base object for ( var i in prop ) target[i] = prop[i]; @@ -1210,10 +1266,27 @@ jQuery.extend({ noConflict: function() { if ( jQuery._$ ) $ = jQuery._$; + return jQuery; + }, + + // This may seem like some crazy code, but trust me when I say that this + // is the only cross-browser way to do this. --John + isFunction: function( fn ) { + return !!fn && typeof fn != "string" && !fn.nodeName && + fn.constructor != Array && /function/i.test( fn + "" ); + }, + + // check if an element is in a XML document + isXMLDoc: function(elem) { + return elem.tagName && elem.ownerDocument && !elem.ownerDocument.body; + }, + + nodeName: function( elem, name ) { + return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase(); }, /** - * A generic iterator function, which can be used to seemlessly + * A generic iterator function, which can be used to seamlessly * iterate over both objects and arrays. This function is not the same * as $().each() - which is used to iterate, exclusively, over a jQuery * object. This function can be used to iterate over anything. @@ -1251,16 +1324,18 @@ jQuery.extend({ return obj; }, - prop: function(elem, value, type){ + prop: function(elem, value, type, index, prop){ // Handle executable functions - if ( value.constructor == Function ) - return value.call( elem ); + if ( jQuery.isFunction( value ) ) + value = value.call( elem, [index] ); + + // exclude the following css properties to add px + var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i; // Handle passing in a number to a CSS property - if ( value.constructor == Number && type == "css" ) - return value + "px"; - - return value; + return value && value.constructor == Number && type == "curCSS" && !exclude.test(prop) ? + value + "px" : + value; }, className: { @@ -1274,16 +1349,15 @@ jQuery.extend({ // internal only, use removeClass("class") remove: function( elem, c ){ - elem.className = c ? + elem.className = c != undefined ? jQuery.grep( elem.className.split(/\s+/), function(cur){ return !jQuery.className.has( c, cur ); - }).join(' ') : ""; + }).join(" ") : ""; }, // internal only, use is(".class") has: function( t, c ) { - t = t.className || t; - return t && new RegExp("(^|\\s)" + c + "(\\s|$)").test( t ); + return jQuery.inArray( c, (t.className || t).toString().split(/\s+/) ) > -1; } }, @@ -1305,13 +1379,13 @@ jQuery.extend({ if ( p == "height" || p == "width" ) { var old = {}, oHeight, oWidth, d = ["Top","Bottom","Right","Left"]; - for ( var i = 0, dl = d.length; i < dl; i++ ) { - old["padding" + d[i]] = 0; - old["border" + d[i] + "Width"] = 0; - } + jQuery.each( d, function(){ + old["padding" + this] = 0; + old["border" + this + "Width"] = 0; + }); jQuery.swap( e, old, function() { - if (jQuery.css(e,"display") != "none") { + if ( jQuery(e).is(':visible') ) { oHeight = e.offsetHeight; oWidth = e.offsetWidth; } else { @@ -1321,14 +1395,14 @@ jQuery.extend({ visibility: "hidden", position: "absolute", display: "block", right: "0", left: "0" }).appendTo(e.parentNode)[0]; - var parPos = jQuery.css(e.parentNode,"position"); - if ( parPos == "" || parPos == "static" ) + var parPos = jQuery.css(e.parentNode,"position") || "static"; + if ( parPos == "static" ) e.parentNode.style.position = "relative"; oHeight = e.clientHeight; oWidth = e.clientWidth; - if ( parPos == "" || parPos == "static" ) + if ( parPos == "static" ) e.parentNode.style.position = "static"; e.parentNode.removeChild(e); @@ -1343,12 +1417,14 @@ jQuery.extend({ curCSS: function(elem, prop, force) { var ret; + + if (prop == "opacity" && jQuery.browser.msie) { + ret = jQuery.attr(elem.style, "opacity"); + return ret == "" ? "1" : ret; + } - if (prop == 'opacity' && jQuery.browser.msie) - return jQuery.attr(elem.style, 'opacity'); - if (prop == "float" || prop == "cssFloat") - prop = jQuery.browser.msie ? "styleFloat" : "cssFloat"; + prop = jQuery.browser.msie ? "styleFloat" : "cssFloat"; if (!force && elem.style[prop]) ret = elem.style[prop]; @@ -1363,31 +1439,28 @@ jQuery.extend({ if ( cur ) ret = cur.getPropertyValue(prop); - else if ( prop == 'display' ) - ret = 'none'; + else if ( prop == "display" ) + ret = "none"; else - jQuery.swap(elem, { display: 'block' }, function() { - var c = document.defaultView.getComputedStyle(this, ''); - ret = c && c.getPropertyValue(prop) || ''; + jQuery.swap(elem, { display: "block" }, function() { + var c = document.defaultView.getComputedStyle(this, ""); + ret = c && c.getPropertyValue(prop) || ""; }); } else if (elem.currentStyle) { - var newProp = prop.replace(/\-(\w)/g,function(m,c){return c.toUpperCase();}); ret = elem.currentStyle[prop] || elem.currentStyle[newProp]; - } return ret; }, - clean: function(a) { + clean: function(a, doc) { var r = []; + doc = doc || document; - for ( var i = 0, al = a.length; i < al; i++ ) { - var arg = a[i]; - - if ( !arg ) continue; + jQuery.each( a, function(i,arg){ + if ( !arg ) return; if ( arg.constructor == Number ) arg = arg.toString(); @@ -1395,14 +1468,17 @@ jQuery.extend({ // Convert html string into DOM nodes if ( typeof arg == "string" ) { // Trim whitespace, otherwise indexOf won't work as expected - var s = jQuery.trim(arg), div = document.createElement("div"), tb = []; + var s = jQuery.trim(arg).toLowerCase(), div = doc.createElement("div"), tb = []; var wrap = // option or optgroup !s.indexOf("Hello
Hello
Hello
Hello AgainHello
Hello Again
Hello
And Again
@@ -1844,7 +1929,8 @@ new function() { * Get a set of elements containing all of the unique children of each of the * matched set of elements. * - * Can be filtered with an optional expressions. + * This set can be filtered with an optional expression that will cause + * only elements matching the selector to be collected. * * @example $("div").children() * @beforeHello
And Again
@@ -2180,7 +2266,7 @@ jQuery.each( [ "eq", "lt", "gt", "contains" ], function(i,n){ * * @name width * @type jQuery - * @param Number|String val Set the CSS property to the specified value. + * @param String|Number val Set the CSS property to the specified value. * @cat CSS */ @@ -2197,7 +2283,7 @@ jQuery.each( [ "eq", "lt", "gt", "contains" ], function(i,n){ */ /** - * Set the CSS width of every matched element. If no explicit unit + * Set the CSS height of every matched element. If no explicit unit * was specified (like 'em' or '%') then "px" is added to the width. * * @example $("p").height(20); @@ -2210,7 +2296,7 @@ jQuery.each( [ "eq", "lt", "gt", "contains" ], function(i,n){ * * @name height * @type jQuery - * @param Number|String val Set the CSS property to the specified value. + * @param String|Number val Set the CSS property to the specified value. * @cat CSS */