X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fjquery%2Fjquery.js;h=64ade0a6830cf9d999ba83ad99b193be1cf83e59;hb=68d8e53d8751c095fcc148cb52aae472a6e60c26;hp=9db0f9d5f5f280be42709d806d12d9e29a639599;hpb=9449591eef44360b5bfdb9a23cea1f4a1a6f3c33;p=jquery.git diff --git a/src/jquery/jquery.js b/src/jquery/jquery.js index 9db0f9d..64ade0a 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. * @@ -32,14 +32,13 @@ var jQuery = function(a,c) { // HANDLE: $(function) // Shortcut for document ready - // Safari reports typeof on DOM NodeLists as a function - if ( typeof a == "function" && !a.nodeType && a[0] == undefined ) + if ( jQuery.isFunction(a) ) return new jQuery(document)[ jQuery.fn.ready ? "ready" : "load" ]( a ); // Handle HTML strings if ( typeof a == "string" ) { // HANDLE: $(html) -> $(array) - var m = /^[^<]*(<.+>)[^>]*$/.exec(a); + var m = /^[^<]*(<(.|\s)+>)[^>]*$/.exec(a); if ( m ) a = jQuery.clean( [ m[1] ] ); @@ -77,8 +76,12 @@ 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 +106,10 @@ var $ = jQuery; /** * Create DOM elements on-the-fly from the provided String of raw HTML. * - * @example $("

Hello

").appendTo("#body") + * @example $("

Hello

").appendTo("body") * @desc Creates a div element (and all of its contents) dynamically, - * and appends it to the element with the ID of body. Internally, an - * element is created and it's innerHTML property set to the given markup. + * and appends it to the body element. Internally, an + * element is created and its innerHTML property set to the given markup. * It is therefore both quite flexible and limited. * * @name $ @@ -122,12 +125,7 @@ var $ = jQuery; * This function also accepts XML Documents and Window objects * as valid arguments (even though they are not DOM Elements). * - * @example $(document).find("div > p") - * @before

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 +141,10 @@ 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. @@ -181,7 +181,7 @@ jQuery.fn = jQuery.prototype = { jquery: "@VERSION", /** - * The number of elements currently matched. + * The number of elements currently matched. The size function will return the same value. * * @example $("img").length; * @before @@ -194,7 +194,8 @@ jQuery.fn = jQuery.prototype = { */ /** - * The number of elements currently matched. + * Get the number of elements currently matched. This returns the same + * number as the 'length' property of the jQuery object. * * @example $("img").size(); * @before @@ -211,10 +212,12 @@ jQuery.fn = jQuery.prototype = { length: 0, /** - * Access all matched elements. This serves as a backwards-compatible + * Access all matched DOM elements. This serves as a backwards-compatible * way of accessing all matched elements (other than the jQuery object * itself, which is, in fact, an array of elements). * + * It is useful if you need to operate on the DOM elements themselves instead of using built-in jQuery functions. + * * @example $("img").get(); * @before * @result [ ] @@ -226,12 +229,13 @@ jQuery.fn = jQuery.prototype = { */ /** - * Access a single matched element. num is used to access the - * Nth element matched. + * Access a single matched DOM element at a specified index in the matched set. + * This allows you to extract the actual DOM element and operate on it + * directly without necessarily using jQuery functionality on it. * * @example $("img").get(0); * @before - * @result [ ] + * @result * @desc Selects all images in the document and returns the first one * * @name get @@ -263,9 +267,9 @@ jQuery.fn = jQuery.prototype = { * @cat Core */ pushStack: function( a ) { - var ret = jQuery(this); + var ret = jQuery(a); ret.prevObject = this; - return ret.setArray( a ); + return ret; }, /** @@ -292,11 +296,11 @@ jQuery.fn = jQuery.prototype = { * Execute a function within the context of every matched element. * This means that every time the passed-in function is executed * (which is once for every element matched) the 'this' keyword - * points to the specific element. + * points to the specific DOM element. * * Additionally, the function, when executed, is passed a single * argument representing the position of the element in the matched - * set. + * set (integer, zero-index). * * @example $("img").each(function(i){ * this.src = "test" + i + ".jpg"; @@ -320,17 +324,17 @@ jQuery.fn = jQuery.prototype = { * Returns -1 if the object wasn't found. * * @example $("*").index( $('#foobar')[0] ) - * @before
+ * @before
* @result 0 * @desc Returns the index for the element with ID foobar * - * @example $("*").index( $('#foo')) - * @before
+ * @example $("*").index( $('#foo')[0] ) + * @before
* @result 2 - * @desc Returns the index for the element with ID foo + * @desc Returns the index for the element with ID foo within another element * - * @example $("*").index( $('#bar')) - * @before
+ * @example $("*").index( $('#bar')[0] ) + * @before
* @result -1 * @desc Returns -1, as there is no element with ID bar * @@ -416,10 +420,16 @@ jQuery.fn = jQuery.prototype = { * @result * @desc Sets title attribute from src attribute. * + * @example $("img").attr("title", function(index) { return this.title + (i + 1); }); + * @before + * @result + * @desc Enumerate title attribute. + * * @name attr * @type jQuery * @param String key The name of the property to set. * @param Function value A function returning the value to set. + * Scope: Current element, argument: Index of current element * @cat DOM/Attributes */ attr: function( key, value, type ) { @@ -428,19 +438,19 @@ jQuery.fn = jQuery.prototype = { // Look for the case where we're accessing a style value if ( key.constructor == String ) if ( value == undefined ) - return jQuery[ type || "attr" ]( this[0], key ); + return this.length && jQuery[ type || "attr" ]( this[0], key ) || undefined; else { obj = {}; obj[ key ] = value; } // Check to see if we're setting style values - return this.each(function(){ + return this.each(function(index){ // Set all the styles for ( var prop in obj ) jQuery.attr( type ? this.style : this, - prop, jQuery.prop(this, obj[prop], type) + prop, jQuery.prop(this, obj[prop], type, index, prop) ); }); }, @@ -544,12 +554,18 @@ jQuery.fn = jQuery.prototype = { * @cat DOM/Attributes */ text: function(e) { - var type = this.length && this[0].innerText == undefined ? - "textContent" : "innerText"; - - return e == undefined ? - jQuery.map(this, function(a){ return a[ type ]; }).join('') : - this.each(function(){ this[ type ] = e; }); + if ( typeof e == "string" ) + return this.empty().append( document.createTextNode( e ) ); + + var t = ""; + jQuery.each( e || this, function(){ + jQuery.each( this.childNodes, function(){ + if ( this.nodeType != 8 ) + t += this.nodeType != 1 ? + this.nodeValue : jQuery.fn.text([ this ]); + }); + }); + return t; }, /** @@ -797,7 +813,7 @@ jQuery.fn = jQuery.prototype = { find: function(t) { return this.pushStack( jQuery.map( this, function(a){ return jQuery.find(t,a); - }) ); + }), t ); }, /** @@ -818,7 +834,9 @@ jQuery.fn = jQuery.prototype = { */ clone: function(deep) { return this.pushStack( jQuery.map( this, function(a){ - return a.cloneNode( deep != undefined ? deep : true ); + var a = a.cloneNode( deep != undefined ? deep : true ); + a.$events = null; // drop $events expando to avoid firing incorrect events + return a; }) ); }, @@ -864,7 +882,7 @@ 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]) }) || @@ -915,28 +933,28 @@ 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 ); - 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") - * @before

Hello

Hello Again

+ * @before

Hello

Hello Again * @result [

Hello

, Hello Again ] * * @name add @@ -946,7 +964,8 @@ 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 +980,13 @@ 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") ) * @before

Hello

Hello Again

* @result [

Hello

, Hello Again ] * - * @example $("p").add([document.getElementById("a"), document.getElementById("b")]) - * @before

Hello

Hello AgainAnd Again

- * @result [

Hello

, Hello Again, And Again ] + * @example $("p").add( document.forms[0].elements ) + * @before

Hello