X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=jquery%2Fjquery.js;h=a9ab3045139140f7a162b530124a0ab9153b17a6;hb=9477c418dbf50f2341dec7c02f60ab3d77da5378;hp=fe12bf73b21b939932add19d41df20648a32e671;hpb=81fda970ff9d5c820995aa0ea3f873b8c801f47b;p=jquery.git diff --git a/jquery/jquery.js b/jquery/jquery.js index fe12bf7..a9ab304 100644 --- a/jquery/jquery.js +++ b/jquery/jquery.js @@ -1,7 +1,7 @@ /* - * jQuery (jquery.com) + * jQuery - New Wave Javascript * - * Copyright (c) 2006 John Resig (ejohn.org) + * Copyright (c) 2006 John Resig (jquery.com) * Licensed under the MIT License: * http://www.opensource.org/licenses/mit-license.php * @@ -9,832 +9,1361 @@ * $Rev$ */ -/* For JSLint (jslint.com): */ -/*extern ActiveXObject Prototype setTimeout setInterval clearInterval document window XMLHttpRequest navigator*/ +// Global undefined variable +window.undefined = window.undefined; -function $(a,c) { - var $a = a || $.context || document; - var $c = c && c.$jquery && c.get(0) || c; - - // Since we're using Prototype's $ function, - // be nice and have backwards compatability - if ( typeof Prototype != "undefined" ) { - if ( $a.constructor == String ) { - var re = new RegExp( "[^a-zA-Z0-9_-]" ); - if ( !re.test($a) ) { - $c = $c && $c.documentElement || document; - if ( $c.getElementsByTagName($a).length === 0 ) { - var obj = $c.getElementById($a); - if ( obj !== null ) { return obj; } - } - } - } else if ( $a.constructor == Array ) { - return $.map( $a, function(b){ - if ( b.constructor == String ) { - return document.getElementById(b); - } - return b; - }); - } - } +/** + * Create a new jQuery Object + * @constructor + */ +function jQuery(a,c) { - // Load Dynamic Function List - var self = { - cur: $.Select($a,$c), - $jquery: "$Rev$", - - // The only two getters - size: function() {return this.get().length;}, - get: function(i) { - return typeof i == 'undefined' ? this.cur : this.cur[i]; - }, + // Shortcut for document ready (because $(document).each() is silly) + if ( a && a.constructor == Function ) + return $(document).ready(a); + + // Make sure t hat a selection was provided + a = a || jQuery.context || document; + + /* + * Handle support for overriding other $() functions. Way too many libraries + * provide this function to simply ignore it and overwrite it. + */ + + // Check to see if this is a possible collision case + if ( jQuery._$ && !c && a.constructor == String && + + // Make sure that the expression is a colliding one + !/[^a-zA-Z0-9_-]/.test(a) && + + // and that there are no elements that match it + // (this is the one truly ambiguous case) + !document.getElementsByTagName(a).length ) + + // Use the default method, in case it works some voodoo + return jQuery._$( a ); + + // Watch for when a jQuery object is passed as the selector + if ( a.jquery ) + return a; + + // Watch for when a jQuery object is passed at the context + if ( c && c.jquery ) + return $(c.get()).find(a); + + // If the context is global, return a new object + if ( window == this ) + return new jQuery(a,c); + + // Watch for when an array is passed in + this.get( a.constructor == Array ? + // Assume that it's an array of DOM Elements + a : + + // Find the matching elements and save them for later + jQuery.find( a, c ) ); + + var fn = arguments[ arguments.length - 1 ]; + if ( fn && fn.constructor == Function ) + this.each(fn); +} + +// Map over the $ in case of overwrite +if ( $ ) + jQuery._$ = $; + +// Map the jQuery namespace to the '$' one +var $ = jQuery; + +jQuery.fn = jQuery.prototype = { + /** + * The current SVN version of jQuery. + * + * @private + * @property + * @name jquery + * @type String + */ + jquery: "$Rev$", + + /** + * The number of elements currently matched. + * + * @example $("img").length; + * @before + * @result 2 + * + * @property + * @name length + * @type Number + */ + + /** + * The number of elements currently matched. + * + * @example $("img").size(); + * @before + * @result 2 + * + * @name size + * @type Number + */ + size: function() { + return this.length; + }, + + /** + * Access all matched 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). + * + * @example $("img").get(); + * @before + * @result [ ] + * + * @name get + * @type Array + */ + + /** + * Access a single matched element. num is used to access the + * numth element matched. + * + * @example $("img").get(1); + * @before + * @result [ ] + * + * @name get + * @type Element + * @param Number num Access the element in the numth position. + */ + + /** + * Set the jQuery object to an array of elements. + * + * @example $("img").get([ document.body ]); + * @result $("img").get() == [ document.body ] + * + * @private + * @name get + * @type jQuery + * @param Elements elems An array of elements + */ + get: function( num ) { + // Watch for when an array (of elements) is passed in + if ( num && num.constructor == Array ) { - each: function(f) { - for ( var i = 0; i < this.size(); i++ ) { - $.apply( this.get(i), f, [i] ); - } + // Use a tricky hack to make the jQuery object + // look and feel like an array + this.length = 0; + [].push.apply( this, num ); + return this; - }, - set: function(a,b) { - return this.each(function(){ - if ( b === null ) { - for ( var j in a ) { - $.attr(this,j,a[j]); - } - } else { - $.attr(this,a,b); - } - }); - }, - html: function(h) { - return h === null && this.size() ? - this.get(0).innerHTML : this.set( "innerHTML", h ); - }, - val: function(h) { - return h === null && this.size() ? - this.get(0).value : this.set( "value", h ); - }, + } else + return num == undefined ? + + // Return a 'clean' array + jQuery.map( this, function(a){ return a } ) : + + // Return just the object + this[num]; + }, + + /** + * 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. + * + * Additionally, the function, when executed, is passed a single + * argument representing the position of the element in the matched + * set. + * + * @example $("img").each(function(){ this.src = "test.jpg"; }); + * @before + * @result + * + * @name each + * @type jQuery + * @param Function fn A function to execute + */ + each: function( fn ) { + // Iterate through all of the matched elements + for ( var i = 0; i < this.length; i++ ) - css: function(a,b) { - return a.constructor != String || b ? - this.each(function(){ - if ( !b ) { - for ( var j in a ) { - $.attr(this.style,j,a[j]); - } - } else { - $.attr(this.style,a,b); - } - }) : $.css( this.get(0), a ); - }, - toggle: function() { - return this.each(function(){ - var d = $.getCSS(this,"display"); - if ( d == "none" || d === '' ) { - $(this).show(); - } else { - $(this).hide(); - } - }); - }, - show: function(a) { - return this.each(function(){ - this.style.display = this.$$oldblock ? this.$$oldblock : ''; - if ( $.getCSS(this,"display") == "none" ) { - this.style.display = 'block'; - } - }); - }, - hide: function(a) { - return this.each(function(){ - this.$$oldblock = $.getCSS(this,"display"); - if ( this.$$oldblock == "none" ) { - this.$$oldblock = 'block'; - } - this.style.display = 'none'; - }); - }, - addClass: function(c) { - return this.each(function(){ - if ($.hasWord(this,c)) { - return null; - } - this.className += ( this.className.length > 0 ? " " : "" ) + c; - }); - }, - removeClass: function(c) { - return this.each(function(){ - this.className = c === null ? '' : - this.className.replace( - new RegExp('(^|\\s*\\b[^-])'+c+'($|\\b(?=[^-]))', 'g'), ''); - }); - }, - // TODO: Optomize - toggleClass: function(c) { - return this.each(function(){ - if ($.hasWord(this,c)) { - this.className = - this.className.replace( - new RegExp('(\\s*\\b[^-])'+c+'($|\\b(?=[^-]))', 'g'), ''); - } else { - this.className += ( this.className.length > 0 ? " " : "" ) + c; - } - }); - }, - remove: function() { - this.each(function(){this.parentNode.removeChild( this );}); - this.cur = []; - return this; - }, + // Execute the function within the context of each element + fn.apply( this[i], [i] ); - wrap: function() { - var a = $.clean(arguments); - return this.each(function(){ - var b = a[0].cloneNode(true); - this.parentNode.insertBefore( b, this ); - while ( b.firstChild ) { - b = b.firstChild; - } - b.appendChild( this ); - }); - }, + return this; + }, + + /** + * Access a property on the first matched element. + * This method makes it easy to retreive a property value + * from the first matched element. + * + * @example $("img").attr("src"); + * @before + * @result test.jpg + * + * @name attr + * @type Object + * @param String name The name of the property to access. + */ + + /** + * Set a hash of key/value object properties to all matched elements. + * This serves as the best way to set a large number of properties + * on all matched elements. + * + * @example $("img").attr({ src: "test.jpg", alt: "Test Image" }); + * @before + * @result Test Image + * + * @name attr + * @type jQuery + * @param Hash prop A set of key/value pairs to set as object properties. + */ + + /** + * Set a single property to a value, on all matched elements. + * + * @example $("img").attr("src","test.jpg"); + * @before + * @result + * + * @name attr + * @type jQuery + * @param String key The name of the property to set. + * @param Object value The value to set the property to. + */ + attr: function( key, value, type ) { + // Check to see if we're setting style values + return key.constructor != String || value ? + this.each(function(){ + // See if we're setting a hash of styles + if ( value == undefined ) + // Set all the styles + for ( var prop in key ) + jQuery.attr( + type ? this.style : this, + prop, key[prop] + ); + + // See if we're setting a single key/value style + else + jQuery.attr( + type ? this.style : this, + key, value + ); + }) : + + // Look for the case where we're accessing a style value + jQuery[ type || "attr" ]( this[0], key ); + }, + + /** + * Access a style property on the first matched element. + * This method makes it easy to retreive a style property value + * from the first matched element. + * + * @example $("p").css("red"); + * @before

Test Paragraph.

+ * @result red + * + * @name css + * @type Object + * @param String name The name of the property to access. + */ + + /** + * Set a hash of key/value style properties to all matched elements. + * This serves as the best way to set a large number of style properties + * on all matched elements. + * + * @example $("p").css({ color: "red", background: "blue" }); + * @before

Test Paragraph.

+ * @result

Test Paragraph.

+ * + * @name css + * @type jQuery + * @param Hash prop A set of key/value pairs to set as style properties. + */ + + /** + * Set a single style property to a value, on all matched elements. + * + * @example $("p").css("color","red"); + * @before

Test Paragraph.

+ * @result

Test Paragraph.

+ * + * @name css + * @type jQuery + * @param String key The name of the property to set. + * @param Object value The value to set the property to. + */ + css: function( key, value ) { + return this.attr( key, value, "css" ); + }, + + /** + * Retreive the text contents of all matched elements. The result is + * a string that contains the combined text contents of all matched + * elements. This method works on both HTML and XML documents. + * + * @example $("p").text(); + * @before

Test Paragraph.

+ * @result Test Paragraph. + * + * @name text + * @type String + */ + text: function(e) { + e = e || this; + var t = ""; + for ( var j = 0; j < e.length; j++ ) { + var r = e[j].childNodes; + for ( var i = 0; i < r.length; i++ ) + t += r[i].nodeType != 1 ? + r[i].nodeValue : jQuery.fn.text([ r[i] ]); + } + return t; + }, + + /** + * Wrap all matched elements with a structure of other elements. + * This wrapping process is most useful for injecting additional + * stucture into a document, without ruining the original semantic + * qualities of a document. + * + * The way that is works is that it goes through the first element argument + * provided and finds the deepest element within the structure - it is that + * element that will en-wrap everything else. + * + * @example $("p").wrap("
"); + * @before

Test Paragraph.

+ * @result

Test Paragraph.

+ * + * @name wrap + * @type jQuery + * @any String html A string of HTML, that will be created on the fly and wrapped around the target. + * @any Element elem A DOM element that will be wrapped. + * @any Array elems An array of elements, the first of which will be wrapped. + * @any Object obj Any object, converted to a string, then a text node. + */ + wrap: function() { + // The elements to wrap the target around + var a = jQuery.clean(arguments); - append: function() { - var clone = this.size() > 1; - var a = $.clean(arguments); - return this.each(function(){ - for ( var i = 0; i < a.length; i++ ) { - this.appendChild( clone ? a[i].cloneNode(true) : a[i] ); - } - }); - }, + // Wrap each of the matched elements individually + return this.each(function(){ + // Clone the structure that we're using to wrap + var b = a[0].cloneNode(true); + + // Insert it before the element to be wrapped + this.parentNode.insertBefore( b, this ); + + // Find he deepest point in the wrap structure + while ( b.firstChild ) + b = b.firstChild; + + // Move the matched element to within the wrap structure + b.appendChild( this ); + }); + }, + + /** + * Append any number of elements to the inside of all matched elements. + * This operation is similar to doing an appendChild to all the + * specified elements, adding them into the document. + * + * @example $("p").append("Hello"); + * @before

I would like to say:

+ * @result

I would like to say: Hello

+ * + * @name append + * @type jQuery + * @any String html A string of HTML, that will be created on the fly and appended to the target. + * @any Element elem A DOM element that will be appended. + * @any Array elems An array of elements, all of which will be appended. + * @any Object obj Any object, converted to a string, then a text node. + */ + append: function() { + return this.domManip(arguments, true, 1, function(a){ + this.appendChild( a ); + }); + }, + + /** + * Prepend any number of elements to the inside of all matched elements. + * This operation is the best way to insert a set of elements inside, at the + * beginning, of all the matched element. + * + * @example $("p").prepend("Hello"); + * @before

, how are you?

+ * @result

Hello, how are you?

+ * + * @name prepend + * @type jQuery + * @any String html A string of HTML, that will be created on the fly and prepended to the target. + * @any Element elem A DOM element that will be prepended. + * @any Array elems An array of elements, all of which will be prepended. + * @any Object obj Any object, converted to a string, then a text node. + */ + prepend: function() { + return this.domManip(arguments, true, -1, function(a){ + this.insertBefore( a, this.firstChild ); + }); + }, + + /** + * Insert any number of elements before each of the matched elements. + * + * @example $("p").before("Hello"); + * @before

how are you?

+ * @result Hello

how are you?

+ * + * @name before + * @type jQuery + * @any String html A string of HTML, that will be created on the fly and inserted. + * @any Element elem A DOM element that will beinserted. + * @any Array elems An array of elements, all of which will be inserted. + * @any Object obj Any object, converted to a string, then a text node. + */ + before: function() { + return this.domManip(arguments, false, 1, function(a){ + this.parentNode.insertBefore( a, this ); + }); + }, + + /** + * Insert any number of elements after each of the matched elements. + * + * @example $("p").after("

I'm doing fine.

"); + * @before

How are you?

+ * @result

How are you?

I'm doing fine.

+ * + * @name after + * @type jQuery + * @any String html A string of HTML, that will be created on the fly and inserted. + * @any Element elem A DOM element that will beinserted. + * @any Array elems An array of elements, all of which will be inserted. + * @any Object obj Any object, converted to a string, then a text node. + */ + after: function() { + return this.domManip(arguments, false, -1, function(a){ + this.parentNode.insertBefore( a, this.nextSibling ); + }); + }, + + /** + * End the most recent 'destructive' operation, reverting the list of matched elements + * back to its previous state. After an end operation, the list of matched elements will + * revert to the last state of matched elements. + * + * @example $("p").find("span").end(); + * @before

Hello, how are you?

+ * @result $("p").find("span").end() == [

...

] + * + * @name end + * @type jQuery + */ + end: function() { + return this.get( this.stack.pop() ); + }, + + /** + * Searches for all elements that match the specified expression. + * This method is the optimal way of finding additional descendant + * elements with which to process. + * + * All searching is done using a jQuery expression. The expression can be + * written using CSS 1-3 Selector sytax, or basic XPath. + * + * @example $("p").find("span"); + * @before

Hello, how are you?

+ * @result $("p").find("span") == [ Hello ] + * + * @name find + * @type jQuery + * @param String expr An expression to search with. + */ + find: function(t) { + return this.pushStack( jQuery.map( this, function(a){ + return jQuery.find(t,a); + }), arguments ); + }, + + filter: function(t) { + return t.constructor == Array ? + // Multi Filtering + this.pushStack( jQuery.map(this,function(a){ + for ( var i = 0; i < t.length; i++ ) + if ( jQuery.filter(t[i],[a]).r.length ) + return a; + }), arguments ) : + + this.pushStack( jQuery.filter(t,this).r, arguments ); + }, + + not: function(t) { + return this.pushStack( t.constructor == String ? + jQuery.filter(t,this,false).r : + jQuery.grep(this,function(a){ return a != t; }), arguments ); + }, + + add: function(t) { + return this.pushStack( jQuery.merge( this, t.constructor == String ? + jQuery.find(t) : t.constructor == Array ? t : [t] ), arguments ); + }, + + /** + * A wrapper function for each() to be used by append and prepend. + * Handles cases where you're trying to modify the inner contents of + * a table, when you actually need to work with the tbody. + * + * @member jQuery + * @param {String} expr The expression with which to filter + * @type Boolean + */ + is: function(expr) { + return jQuery.filter(expr,this).r.length > 0; + }, + + /** + * + * + * @private + * @name domManip + * @param Array args + * @param Boolean table + * @param Number int + * @param Function fn The function doing the DOM manipulation. + * @type jQuery + */ + domManip: function(args, table, dir, fn){ + var clone = this.size() > 1; + var a = jQuery.clean(args); + + return this.each(function(){ + var obj = this; + + if ( table && this.nodeName == "TABLE" ) { + var tbody = this.getElementsByTagName("tbody"); + + if ( !tbody.length ) { + obj = document.createElement("tbody"); + this.appendChild( obj ); + } else + obj = tbody[0]; + } + + for ( var i = ( dir < 0 ? a.length - 1 : 0 ); + i != ( dir < 0 ? dir : a.length ); i += dir ) + fn.apply( obj, [ a[i] ] ); + }); + }, + + /** + * + * + * @private + * @name pushStack + * @param Array a + * @param Array args + * @type jQuery + */ + pushStack: function(a,args) { + var fn = args && args[args.length-1]; + + if ( !fn || fn.constructor != Function ) { + if ( !this.stack ) this.stack = []; + this.stack.push( this.get() ); + this.get( a ); + } else { + var old = this.get(); + this.get( a ); + if ( fn.constructor == Function ) + return this.each( fn ); + this.get( old ); + } + + return this; + }, + + extend: function(obj,prop) { if ( !prop ) { prop = obj; obj = this; } for ( var i in prop ) obj[i] = prop[i]; return obj; } +}; + +jQuery.extend = jQuery.fn.extend; - appendTo: function() { +new function() { + var b = navigator.userAgent.toLowerCase(); + + // Figure out what browser is being used + jQuery.browser = { + safari: /webkit/.test(b), + opera: /opera/.test(b), + msie: /msie/.test(b) && !/opera/.test(b), + mozilla: /mozilla/.test(b) && !/compatible/.test(b) + }; + + // Check to see if the W3C box model is being used + jQuery.boxModel = !jQuery.browser.msie || document.compatMode == "CSS1Compat"; + + var axis = { + parent: "a.parentNode", + parents: jQuery.parents, + ancestors: jQuery.parents, + next: "a.nextSibling", + prev: "a.previousSibling", + siblings: jQuery.sibling + }; + + for ( var i in axis ) new function(){ + var t = axis[i]; + jQuery.fn[ i ] = function(a) { + var ret = jQuery.map(this,t); + if ( a ) ret = jQuery.filter(a,ret).r; + return this.pushStack( ret, arguments ); + }; + } + + /*var to = ["append","prepend","before","after"]; + + for ( var i = 0; i < to.length; i++ ) new function(){ + var n = to[i]; + jQuery.fn[ n + "To" ] = function(){ var a = arguments; return this.each(function(){ - for ( var i = 0; i < a.length; i++ ) { - $(a[i]).append( this ); - } + for ( var i = 0; i < a.length; i++ ) + $(a[i])[n]( this ); }); + }; + }*/ + + var each = { + show: function(){ + this.style.display = this.oldblock ? this.oldblock : ""; + if ( jQuery.css(this,"display") == "none" ) + this.style.display = "block"; }, - prepend: function() { - var clone = this.size() > 1; - var a = $.clean(arguments); - return this.each(function(){ - for ( var i = a.length - 1; i >= 0; i-- ) { - this.insertBefore( clone ? a[i].cloneNode(true) : a[i], this.firstChild ); - } - }); + hide: function(){ + this.oldblock = jQuery.css(this,"display"); + if ( this.oldblock == "none" ) + this.oldblock = "block"; + this.style.display = "none"; }, - before: function() { - var clone = this.size() > 1; - var a = $.clean(arguments); - return this.each(function(){ - for ( var i = 0; i < a.length; i++ ) { - this.parentNode.insertBefore( clone ? a[i].cloneNode(true) : a[i], this ); - } - }); + toggle: function(){ + var d = jQuery.css(this,"display"); + $(this)[ !d || d == "none" ? "show" : "hide" ](); }, - after: function() { - var clone = this.size() > 1; - var a = $.clean(arguments); - return this.each(function(){ - for ( var i = a.length - 1; i >= 0; i-- ) { - this.parentNode.insertBefore( clone ? a[i].cloneNode(true) : a[i], this.nextSibling ); - } - }); - }, - - empty: function() { - return this.each(function(){ - while ( this.firstChild ) { - this.removeChild( this.firstChild ); - } - }); + addClass: function(c){ + jQuery.className.add(this,c); }, - bind: function(t,f) { - return this.each(function(){$.event.add(this,t,f);}); - }, - unbind: function(t,f) { - return this.each(function(){$.event.remove(this,t,f);}); + removeClass: function(c){ + jQuery.className.remove(this,c); }, - trigger: function(t) { - return this.each(function(){$.event.trigger(this,t);}); + + toggleClass: function( c ){ + jQuery.className[ jQuery.className.has(this,a) ? "remove" : "add" ](this,c); }, - find: function(t) { - var old = [], ret = []; - this.each(function(){ - old[old.length] = this; - ret = $.merge( ret, $.Select(t,this) ); - }); - this.old = old; - this.cur = ret; - return this; + remove: function(a){ + if ( !a || jQuery.filter( [this], a ).r ) + this.parentNode.removeChild( this ); }, - end: function() { - this.cur = this.old; - return this; - }, - - parent: function(a) { - this.cur = $.map(this.cur,function(d){ - return d.parentNode; - }); - if ( a ) { - this.cur = $.filter(a,this.cur).r; - } - return this; + + empty: function(){ + while ( this.firstChild ) + this.removeChild( this.firstChild ); }, - parents: function(a) { - this.cur = $.map(this.cur,$.parents); - if ( a ) { - this.cur = $.filter(a,this.cur).r; - } - return this; + bind: function( type, fn ) { + jQuery.event.add( this, type, fn ); }, - siblings: function(a) { - // Incorrect, need to exclude current element - this.cur = $.map(this.cur,$.sibling); - if ( a ) { - this.cur = $.filter(a,this.cur).r; - } - return this; + unbind: function( type, fn ) { + jQuery.event.remove( this, type, fn ); }, - filter: function(t) { - this.cur = $.filter(t,this.cur).r; - return this; - }, - not: function(t) { - this.cur = t.constructor == String ? - $.filter(t,this.cur,false).r : - $.grep(this.cur,function(a){return a != t;}); - return this; - }, - add: function(t) { - this.cur = $.merge( this.cur, t.constructor == String ? - $.Select(t) : t.constructor == Array ? t : [t] ); - return this; - }, - is: function(t) { - return $.filter(t,this.cur).r.length > 0; - }, - isNot: function(t) { - return !this.s(t); + trigger: function( type ) { + jQuery.event.trigger( this, type ); } }; - // TODO: Remove need to return this - for ( var i in $.fn ) { - if ( self[i] !== null ) { - self["_"+i] = self[i]; - } - self[i] = $.fn[i]; + for ( var i in each ) new function() { + var n = each[i]; + jQuery.fn[ i ] = function() { + var args = arguments; + return this.each(function(){ + n.apply( this, args ); + }); + }; } - if ( typeof Prototype != "undefined" && $a.constructor != String ) { - if ( $c ) { - $a = self.get(); - } - for ( var k in self ) {(function(j){ - try { - if ( $a[j] === null ) { - $a[j] = function() { - return $.apply(self,self[j],arguments); - }; - } - } catch(e) {} - })(k);} - return $a; + var attr = { + val: "value", + html: "innerHTML", + value: null, + id: null, + title: null, + name: null, + href: null, + src: null, + rel: null + }; + + for ( var i in attr ) new function() { + var n = attr[i]; + jQuery.fn[ i ] = function(h) { + return h == undefined ? + this.length ? this[0][n] : null : + this.attr( n, h ); + }; } - return self; -} + var css = "width,height,top,left,position,float,overflow,color,background".split(","); + + for ( var i in css ) new function() { + var n = css[i]; + jQuery.fn[ i ] = function(h) { + return h == undefined ? + this.length ? jQuery.css( this[0], n ) : null : + this.css( n, h ); + }; + } -$.eval = eval; +} -$.apply = function(o,f,a) { - a = a || []; - if ( f.apply ) { - return f.apply( o, a ); - } else { - var p = []; - for (var i = 0; i < a.length; i++) { - p[i] = 'a['+i+']'; +jQuery.extend({ + className: { + add: function(o,c){ + if (jQuery.className.has(o,c)) return; + o.className += ( o.className ? " " : "" ) + c; + }, + remove: function(o,c){ + o.className = !c ? "" : + o.className.replace( + new RegExp("(^|\\s*\\b[^-])"+c+"($|\\b(?=[^-]))", "g"), ""); + }, + has: function(e,a) { + if ( e.className ) + e = e.className; + return new RegExp("(^|\\s)" + a + "(\\s|$)").test(e); } - o.$$exec = this; - var r = $.eval('o.$$exec(' + p.join(',') + ')'); - o.$$exec = null; - return r; - } -}; - -$.getCSS = function(e,p) { - // Adapted from Prototype 1.4.0 - if ( p == 'height' || p == 'width' ) { - if ($.getCSS(e,"display") != 'none') { - return p == 'height' ? - e.offsetHeight || parseInt(e.style.height,10) : - e.offsetWidth || parseInt(e.style.width,10); + }, + + /** + * Swap in/out style options. + * @private + */ + swap: function(e,o,f) { + for ( var i in o ) { + e.style["old"+i] = e.style[i]; + e.style[i] = o[i]; } - var els = e.style; - var ov = els.visibility; - var op = els.position; - var od = els.display; - els.visibility = 'hidden'; - els.position = 'absolute'; - els.display = ''; - var oHeight = e.clientHeight || parseInt(e.style.height,10); - var oWidth = e.clientWidth || parseInt(e.style.width,10); - els.display = od; - els.position = op; - els.visibility = ov; - return p == 'height' ? oHeight : oWidth; - } + f.apply( e, [] ); + for ( var i in o ) + e.style[i] = e.style["old"+i]; + }, - if (e.style[p]) { - return e.style[p]; - } else if (e.currentStyle) { - return e.currentStyle[p]; - } else if (document.defaultView && document.defaultView.getComputedStyle) { - p = p.replace(/([A-Z])/g,"-$1"); - p = p.toLowerCase(); - var s = document.defaultView.getComputedStyle(e,""); - var r = s ? s.getPropertyValue(p) : p; - return r; - } else { - return null; - } -}; -$.css = $.getCSS; - -$.clean = function(a) { - var r = []; - for ( var i = 0; i < a.length; i++ ) { - if ( a[i].constructor == String ) { - var div = document.createElement("div"); - div.innerHTML = a[i]; - for ( var j = 0; j < div.childNodes.length; j++ ) { - r[r.length] = div.childNodes[j]; - } - } else if ( a[i].length ) { - for ( var k = 0; k < a[i].length; k++ ) { - r[r.length] = a[i][k]; + css: function(e,p) { + if ( p == "height" || p == "width" ) { + var old = {}, oHeight, oWidth, d = ["Top","Bottom","Right","Left"]; + + for ( var i in d ) { + old["padding" + d[i]] = 0; + old["border" + d[i] + "Width"] = 0; } - } else if ( a[i] !== null ) { - r[r.length] = - a[i].nodeType ? a[i] : document.createTextNode(a[i].toString()); + + jQuery.swap( e, old, function() { + if (jQuery.css(e,"display") != "none") { + oHeight = e.offsetHeight; + oWidth = e.offsetWidth; + } else + jQuery.swap( e, { visibility: "hidden", position: "absolute", display: "" }, + function(){ + oHeight = e.clientHeight; + oWidth = e.clientWidth; + }); + }); + + return p == "height" ? oHeight : oWidth; } - } - return r; -}; - -$.g = { - '': "m[2] == '*' || a.nodeName.toUpperCase() == m[2].toUpperCase()", - '#': "a.id == m[2]", - ':': { - lt: "i < m[3]-0", - gt: "i > m[3]-0", - nth: "m[3] - 0 == i", - eq: "m[3] - 0 == i", - first: "i == 0", - last: "i == r.length - 1", - even: "i % 2 == 0", - odd: "i % 2 == 1", - "first-child": "$.sibling(a,0).cur", - "nth-child": "(m[3] == 'even'?$.sibling(a,m[3]).n % 2 == 0 :(m[3] == 'odd'?$.sibling(a,m[3]).n % 2 == 1:$.sibling(a,m[3]).cur))", - "last-child": "$.sibling(a,0,true).cur", - "nth-last-child": "$.sibling(a,m[3],true).cur", - "first-of-type": "$.ofType(a,0)", - "nth-of-type": "$.ofType(a,m[3])", - "last-of-type": "$.ofType(a,0,true)", - "nth-last-of-type": "$.ofType(a,m[3],true)", - "only-of-type": "$.ofType(a) == 1", - "only-child": "$.sibling(a).length == 1", - parent: "a.childNodes.length > 0", - empty: "a.childNodes.length == 0", - root: "a == ( a.ownerDocument ? a.ownerDocument : document ).documentElement", - contains: "(a.innerText || a.innerHTML).indexOf(m[3]) != -1", - visible: "(!a.type || a.type != 'hidden') && ($.getCSS(a,'display') != 'none' && $.getCSS(a,'visibility') != 'hidden')", - hidden: "(a.type && a.type == 'hidden') || $.getCSS(a,'display') == 'none' || $.getCSS(a,'visibility') == 'hidden'", - enabled: "a.disabled == false", - disabled: "a.disabled", - checked: "a.checked" - }, - // TODO: Write getAttribute helper - ".": "$.hasWord(a,m[2])", - "@": { - "=": "$.attr(a,m[3]) == m[4]", - "!=": "$.attr(a,m[3]) != m[4]", - "~=": "$.hasWord($.attr(a,m[3]),m[4])", - "|=": "$.attr(a,m[3]).indexOf(m[4]) == 0", - "^=": "$.attr(a,m[3]).indexOf(m[4]) == 0", - "$=": "$.attr(a,m[3]).substr( $.attr(a,m[3]).length - m[4].length, m[4].length ) == m[4]", - "*=": "$.attr(a,m[3]).indexOf(m[4]) >= 0", - "": "m[3] == '*' ? a.attributes.length > 0 : $.attr(a,m[3])" - }, - "[": "$.Select(m[2],a).length > 0" -}; - -$.fn = {}; - -$.Select = function( t, context ) { - context = context || $.context || document; - if ( t.constructor != String ) { - return [t]; - } + + var r; - if ( t.indexOf("//") === 0 ) { - context = context.documentElement; - t = t.substr(2,t.length); - } else if ( t.indexOf("/") === 0 ) { - context = context.documentElement; - t = t.substr(1,t.length); - // FIX Assume the root element is right :( - if ( t.indexOf('/') ) { - t = t.substr(t.indexOf('/'),t.length); + if (e.style[p]) + r = e.style[p]; + else if (e.currentStyle) + r = e.currentStyle[p]; + else if (document.defaultView && document.defaultView.getComputedStyle) { + p = p.replace(/([A-Z])/g,"-$1").toLowerCase(); + var s = document.defaultView.getComputedStyle(e,""); + r = s ? s.getPropertyValue(p) : null; } - } + + return r; + }, - var ret = [context]; - var done = []; - var last = null; - - while ( t.length > 0 && last != t ) { - var r = []; - last = t; - - t = $.cleanSpaces(t); - - var re = new RegExp( "^//", "i" ); - t = t.replace( re, "" ); - - if ( t.indexOf('..') === 0 || t.indexOf('/..') === 0 ) { - if ( t.indexOf('/') === 0 ) { - t = t.substr(1,t.length); - } - r = $.map( ret, function(a){ return a.parentNode; } ); + clean: function(a) { + var r = []; + for ( var i = 0; i < a.length; i++ ) { + if ( a[i].constructor == String ) { + + if ( !a[i].indexOf(""; + } else if ( !a[i].indexOf(""; + } + + var div = document.createElement("div"); + div.innerHTML = a[i]; + + if ( tr || td ) { + div = div.firstChild.firstChild; + if ( td ) div = div.firstChild; + } + + for ( var j = 0; j < div.childNodes.length; j++ ) + r.push( div.childNodes[j] ); + } else if ( a[i].jquery || a[i].length && !a[i].nodeType ) + for ( var k = 0; k < a[i].length; k++ ) + r.push( a[i][k] ); + else if ( a[i] !== null ) + r.push( a[i].nodeType ? a[i] : document.createTextNode(a[i].toString()) ); + } + return r; + }, + + expr: { + "": "m[2]== '*'||a.nodeName.toUpperCase()==m[2].toUpperCase()", + "#": "a.getAttribute('id')&&a.getAttribute('id')==m[2]", + ":": { + // Position Checks + lt: "im[3]-0", + nth: "m[3]-0==i", + eq: "m[3]-0==i", + first: "i==0", + last: "i==r.length-1", + even: "i%2==0", + odd: "i%2", + + // Child Checks + "first-child": "jQuery.sibling(a,0).cur", + "last-child": "jQuery.sibling(a,0).last", + "only-child": "jQuery.sibling(a).length==1", + + // Parent Checks + parent: "a.childNodes.length", + empty: "!a.childNodes.length", + + // Text Check + contains: "(a.innerText||a.innerHTML).indexOf(m[3])>=0", + + // Visibility + visible: "jQuery.css(a,'display')!='none'&&jQuery.css(a,'visibility')!='hidden'", + hidden: "jQuery.css(a,'display')=='none'||jQuery.css(a,'visibility')=='hidden'", + + // Form elements + enabled: "!a.disabled", + disabled: "a.disabled", + checked: "a.checked" + }, + ".": "jQuery.className.has(a,m[2])", + "@": { + "=": "z==m[4]", + "!=": "z!=m[4]", + "^=": "!z.indexOf(m[4])", + "$=": "z.substr(z.length - m[4].length,m[4].length)==m[4]", + "*=": "z.indexOf(m[4])>=0", + "": "z" + }, + "[": "jQuery.find(m[2],a).length" + }, + + token: [ + "\\.\\.|/\\.\\.", "a.parentNode", + ">|/", "jQuery.sibling(a.firstChild)", + "\\+", "jQuery.sibling(a).next", + "~", function(a){ + var r = []; + var s = jQuery.sibling(a); + if ( s.n > 0 ) + for ( var i = s.n; i < s.length; i++ ) + r.push( s[i] ); + return r; + } + ], + + find: function( t, context ) { + // Make sure that the context is a DOM Element + if ( context && context.getElementsByTagName == undefined ) + context = null; + + // Set the correct context (if none is provided) + context = context || jQuery.context || document; + + if ( t.constructor != String ) return [t]; + + if ( !t.indexOf("//") ) { + context = context.documentElement; t = t.substr(2,t.length); - t = $.cleanSpaces(t); - } else if ( t.indexOf('>') === 0 || t.indexOf('/') === 0 ) { - r = $.map( ret, function(a){ return ( a.childNodes.length > 0 ? $.sibling( a.firstChild ) : null ); } ); + } else if ( !t.indexOf("/") ) { + context = context.documentElement; t = t.substr(1,t.length); - t = $.cleanSpaces(t); - } else if ( t.indexOf('+') === 0 ) { - r = $.map( ret, function(a){ return $.sibling(a).next; } ); - t = t.substr(1,t.length); - t = $.cleanSpaces(t); - } else if ( t.indexOf('~') === 0 ) { - r = $.map( ret, function(a){ - var r = []; - var s = $.sibling(a); - if ( s.n > 0 ) { - for ( var i = s.n; i < s.length; i++ ) { - r[r.length] = s[i]; - } + // FIX Assume the root element is right :( + if ( t.indexOf("/") >= 1 ) + t = t.substr(t.indexOf("/"),t.length); + } + + var ret = [context]; + var done = []; + var last = null; + + while ( t.length > 0 && last != t ) { + var r = []; + last = t; + + t = jQuery.trim(t).replace( /^\/\//i, "" ); + + var foundToken = false; + + for ( var i = 0; i < jQuery.token.length; i += 2 ) { + var re = new RegExp("^(" + jQuery.token[i] + ")"); + var m = re.exec(t); + + if ( m ) { + r = ret = jQuery.map( ret, jQuery.token[i+1] ); + t = jQuery.trim( t.replace( re, "" ) ); + foundToken = true; } - return r; - }); - t = t.substr(1,t.length); - t = $.cleanSpaces(t); - } else if ( t.indexOf(',') === 0 || t.indexOf('|') === 0 ) { - if ( ret[0] == context ) { ret.shift(); } - done = $.merge( done, ret ); - r = ret = [context]; - t = " " + t.substr(1,t.length); - } else { - var re2 = new RegExp( "^([#.]?)([a-z0-9\\*_-]*)", "i" ); - var m = re2.exec(t); + } - if ( m[1] == "#" ) { // Ummm, should make this work in all XML docs - var oid = document.getElementById(m[2]); - r = oid ? [oid] : []; - t = t.replace( re, "" ); - } else { - if ( m[2] === "" || m[1] == "." ) { m[2] = "*"; } - - for ( var i = 0; i < ret.length; i++ ) { - var o = ret[i]; - if ( o ) { - switch( m[2] ) { - case '*': - r = $.merge( $.getAll(o), r ); - break; - case 'text': case 'radio': case 'checkbox': case 'hidden': - case 'button': case 'submit': case 'image': case 'password': - case 'reset': case 'file': - r = $.merge( $.grep( $.tag(o,"input"), - function(a){ return a.type == m[2]; }), r ); - break; - case 'input': - r = $.merge( $.tag(o,"input"), r ); - r = $.merge( $.tag(o,"select"), r ); - r = $.merge( $.tag(o,"textarea"), r ); - break; - default: - r = $.merge( r, $.tag(o,m[2]) ); - break; - } + if ( !foundToken ) { + if ( !t.indexOf(",") || !t.indexOf("|") ) { + if ( ret[0] == context ) ret.shift(); + done = jQuery.merge( done, ret ); + r = ret = [context]; + t = " " + t.substr(1,t.length); + } else { + var re2 = /^([#.]?)([a-z0-9\\*_-]*)/i; + var m = re2.exec(t); + + if ( m[1] == "#" ) { + // Ummm, should make this work in all XML docs + var oid = document.getElementById(m[2]); + r = ret = oid ? [oid] : []; + t = t.replace( re2, "" ); + } else { + if ( !m[2] || m[1] == "." ) m[2] = "*"; + + for ( var i = 0; i < ret.length; i++ ) + r = jQuery.merge( r, + m[2] == "*" ? + jQuery.getAll(ret[i]) : + ret[i].getElementsByTagName(m[2]) + ); } } } + + if ( t ) { + var val = jQuery.filter(t,r); + ret = r = val.r; + t = jQuery.trim(val.t); + } } - - var val = $.filter(t,r); - ret = r = val.r; - t = $.cleanSpaces(val.t); - } - - if ( ret && ret[0] == context ) { ret.shift(); } - done = $.merge( done, ret ); - return done; -}; - -$.tag = function(a,b){ - return a && typeof a.getElementsByTagName != "undefined" ? - a.getElementsByTagName( b ) : []; -}; - -$.attr = function(o,a,v){ - if ( a && a.constructor == String ) { - var fix = { - 'for': 'htmlFor', - 'text': 'cssText', - 'class': 'className', - 'float': 'cssFloat' - }; - a = (fix[a] && fix[a].replace && fix[a]) || a; - var r = new RegExp("-([a-z])","ig"); - a = a.replace(r,function(z,b){return b.toUpperCase();}); - if ( typeof v != 'undefined' ) { - o[a] = v; - if ( o.setAttribute ) { - o.setAttribute(a,v); + + if ( ret && ret[0] == context ) ret.shift(); + done = jQuery.merge( done, ret ); + + return done; + }, + + getAll: function(o,r) { + r = r || []; + var s = o.childNodes; + for ( var i = 0; i < s.length; i++ ) + if ( s[i].nodeType == 1 ) { + r.push( s[i] ); + jQuery.getAll( s[i], r ); } - } - return o[a] || o.getAttribute(a) || ''; - } else { - return ''; - } -}; - -$.filter = function(t,r,not) { - var g = $.grep; - if ( not === false ) { - g = function(a,f) {return $.grep(a,f,true);}; - } + return r; + }, - while ( t.length > 0 && t.match(/^[:\\.#\\[a-zA-Z\\*]/) ) { - var re = new RegExp( "^\\[ *@([a-z0-9\\(\\)_-]+) *([~!\\|\\*$^=]*) *'?\"?([^'\"]*)'?\"? *\\]", "i" ); - var m = re.exec(t); + attr: function(o,a,v){ + if ( a && a.constructor == String ) { + var fix = { + "for": "htmlFor", + "class": "className", + "float": "cssFloat" + }; + + a = (fix[a] && fix[a].replace && fix[a] || a) + .replace(/-([a-z])/ig,function(z,b){ + return b.toUpperCase(); + }); + + if ( v != undefined ) { + o[a] = v; + if ( o.setAttribute && a != "disabled" ) + o.setAttribute(a,v); + } + + return o[a] || o.getAttribute && o.getAttribute(a) || ""; + } else + return ""; + }, + + filter: function(t,r,not) { + // Figure out if we're doing regular, or inverse, filtering + var g = not !== false ? jQuery.grep : + function(a,f) {return jQuery.grep(a,f,true);}; - if ( m !== null ) { - m = ['', '@', m[2], m[1], m[3]]; - } else { - re = new RegExp( "^(\\[) *([^\\]]*) *\\]", "i" ); - m = re.exec(t); + // Look for a string-like sequence + var str = "([a-zA-Z*_-][a-zA-Z0-9_-]*)"; + + // Look for something (optionally) enclosed with quotes + var qstr = " *'?\"?([^'\"]*)'?\"? *"; + + while ( t && /^[a-zA-Z\[*:.#]/.test(t) ) { + // Handles: + // [@foo], [@foo=bar], etc. + var re = new RegExp("^\\[ *@" + str + " *([!*$^=]*) *" + qstr + "\\]"); + var m = re.exec(t); + + // Re-organize the match + if ( m ) m = ["", "@", m[2], m[1], m[3]]; + + // Handles: + // [div], [.foo] + if ( !m ) { + re = new RegExp("^(\\[)" + qstr + "\\]"); + m = re.exec(t); + } - if ( m === null ) { - re = new RegExp( "^(:)([a-z0-9\\*_-]*)\\( *[\"']?([^ \\)'\"]*)['\"]? *\\)", "i" ); + // Handles: + // :contains(test), :not(.foo) + if ( !m ) { + re = new RegExp("^(:)" + str + "\\(" + qstr + "\\)"); m = re.exec(t); - - if ( m === null ) { - re = new RegExp( "^([:\\.#]*)([a-z0-9\\*_-]*)", "i" ); - m = re.exec(t); - } } - } - t = t.replace( re, "" ); - - if ( m[1] == ":" && m[2] == "not" ) { - r = $.filter(m[3],r,false).r; - } else { - var f = null; - - if ( $.g[m[1]].constructor == String ) { - f = $.g[m[1]]; - } else if ( $.g[m[1]][m[2]] ) { - f = $.g[m[1]][m[2]]; + + // Handles: + // :foo, .foo, #foo, foo + if ( !m ) { + re = new RegExp("^([:.#]*)" + str); + m = re.exec(t); } - - if ( f !== null ) { - $.eval('f = function(a,i){return ' + f + '}'); + + // Remove what we just matched + t = t.replace( re, "" ); + + // :not() is a special case that can be optomized by + // keeping it out of the expression list + if ( m[1] == ":" && m[2] == "not" ) + r = jQuery.filter(m[3],r,false).r; + + // Otherwise, find the expression to execute + else { + var f = jQuery.expr[m[1]]; + if ( f.constructor != String ) + f = jQuery.expr[m[1]][m[2]]; + + // Build a custom macro to enclose it + eval("f = function(a,i){" + + ( m[1] == "@" ? "z=jQuery.attr(a,m[3]);" : "" ) + + "return " + f + "}"); + + // Execute it against the current filter r = g( r, f ); } } - } - - return { r: r, t: t }; -}; - -$.parents = function(a){ - var b = []; - var c = a.parentNode; - while ( c !== null && c != document ) { - b[b.length] = c; - c = c.parentNode; - } - return b; -}; - -$.cleanSpaces = function(t){ - return t.replace(/^\s+|\s+$/g, ''); -}; - -$.ofType = function(a,n,e) { - var t = $.grep($.sibling(a),function(b){return b.nodeName == a.nodeName;}); - if ( e ) { n = t.length - n - 1; } - return n !== null ? t[n] == a : t.length; -}; - -$.sibling = function(a,n,e) { - var type = []; - var tmp = a.parentNode.childNodes; - for ( var i = 0; i < tmp.length; i++ ) { - if ( tmp[i].nodeType == 1 ) { - type[type.length] = tmp[i]; - } - if ( tmp[i] == a ) { - type.n = type.length - 1; - } - } - if ( e ) { n = type.length - n - 1; } - type.cur = ( type[n] == a ); - type.prev = ( type.n > 0 ? type[type.n - 1] : null ); - type.next = ( type.n < type.length - 1 ? type[type.n + 1] : null ); - return type; -}; - -$.hasWord = function(e,a) { - if ( e === null ) { return false; } - if ( e.className !== null ) { e = e.className; } - return new RegExp("(^|\\s)" + a + "(\\s|$)").test(e); -}; - -$.getAll = function(o,r) { - r = r || []; - var s = o.childNodes; - for ( var i = 0; i < s.length; i++ ) { - if ( s[i].nodeType == 1 ) { - r[r.length] = s[i]; - $.getAll( s[i], r ); + + // Return an array of filtered elements (r) + // and the modified expression string (t) + return { r: r, t: t }; + }, + + /** + * Remove the whitespace from the beginning and end of a string. + * + * @private + * @name $.trim + * @type String + * @param String str The string to trim. + */ + trim: function(t){ + return t.replace(/^\s+|\s+$/g, ""); + }, + + /** + * All ancestors of a given element. + * + * @private + * @name $.parents + * @type Array + * @param Element elem The element to find the ancestors of. + */ + parents: function(a){ + var b = []; + var c = a.parentNode; + while ( c && c != document ) { + b.push( c ); + c = c.parentNode; } - } - return r; -}; - -$.merge = function(a,b) { - var d = []; - for ( var k = 0; k < b.length; k++ ) { d[k] = b[k]; } - - for ( var i = 0; i < a.length; i++ ) { - var c = true; - for ( var j = 0; j < b.length; j++ ) { - if ( a[i] == b[j] ) { - c = false; - } + return b; + }, + + /** + * All elements on a specified axis. + * + * @private + * @name $.sibling + * @type Array + * @param Element elem The element to find all the siblings of (including itself). + */ + sibling: function(a,n) { + var type = []; + var tmp = a.parentNode.childNodes; + for ( var i = 0; i < tmp.length; i++ ) { + if ( tmp[i].nodeType == 1 ) + type.push( tmp[i] ); + if ( tmp[i] == a ) + type.n = type.length - 1; } - if ( c ) { - d[d.length] = a[i]; + type.last = type.n == type.length - 1; + type.cur = + n == "even" && type.n % 2 == 0 || + n == "odd" && type.n % 2 || + type[n] == a; + type.next = type[type.n + 1]; + return type; + }, + + /** + * Merge two arrays together, removing all duplicates. + * + * @private + * @name $.merge + * @type Array + * @param Array a The first array to merge. + * @param Array b The second array to merge. + */ + merge: function(a,b) { + var d = []; + + // Move b over to the new array (this helps to avoid + // StaticNodeList instances) + for ( var k = 0; k < b.length; k++ ) + d[k] = b[k]; + + // Now check for duplicates between a and b and only + // add the unique items + for ( var i = 0; i < a.length; i++ ) { + var c = true; + + // The collision-checking process + for ( var j = 0; j < b.length; j++ ) + if ( a[i] == b[j] ) + c = false; + + // If the item is unique, add it + if ( c ) + d.push( a[i] ); } - } - - return d; -}; - -$.grep = function(a,f,s) { - var r = []; - if ( a !== null ) { + + return d; + }, + + /** + * Remove items that aren't matched in an array. The function passed + * in to this method will be passed two arguments: 'a' (which is the + * array item) and 'i' (which is the index of the item in the array). + * + * @private + * @name $.grep + * @type Array + * @param Array array The Array to find items in. + * @param Function fn The function to process each item against. + * @param Boolean inv Invert the selection - select the opposite of the function. + */ + grep: function(a,f,s) { + // If a string is passed in for the function, make a function + // for it (a handy shortcut) + if ( f.constructor == String ) + f = new Function("a","i","return " + f); + + var r = []; + + // Go through the array, only saving the items + // that pass the validator function + for ( var i = 0; i < a.length; i++ ) + if ( !s && f(a[i],i) || s && !f(a[i],i) ) + r.push( a[i] ); + + return r; + }, + + /** + * Translate all items in array to another array of items. The translation function + * that is provided to this method is passed one argument: 'a' (the item to be + * translated). If an array is returned, that array is mapped out and merged into + * the full array. Additionally, returning 'null' or 'undefined' will delete the item + * from the array. Both of these changes imply that the size of the array may not + * be the same size upon completion, as it was when it started. + * + * @private + * @name $.map + * @type Array + * @param Array array The Array to translate. + * @param Function fn The function to process each item against. + */ + map: function(a,f) { + // If a string is passed in for the function, make a function + // for it (a handy shortcut) + if ( f.constructor == String ) + f = new Function("a","return " + f); + + var r = []; + + // Go through the array, translating each of the items to their + // new value (or values). for ( var i = 0; i < a.length; i++ ) { - if ( (!s && f(a[i],i)) || (s && !f(a[i],i)) ) { - r[r.length] = a[i]; + var t = f(a[i],i); + if ( t !== null && t != undefined ) { + if ( t.constructor != Array ) t = [t]; + r = jQuery.merge( t, r ); } } - } - return r; -}; - -$.map = function(a,f) { - var r = []; - for ( var i = 0; i < a.length; i++ ) { - var t = f(a[i],i); - if ( t !== null ) { - if ( t.constructor != Array ) { t = [t]; } - r = $.merge( t, r ); - } - } - return r; -}; - -$.event = {}; - -// Bind an event to an element -// Original by Dean Edwards -$.event.add = function(element, type, handler) { - if ( element.location ) { element = window; } // Ughhhhh.... - if (!handler.$$guid) { handler.$$guid = $.event.add.guid++; } - if (!element.events) { element.events = {}; } - var handlers = element.events[type]; - if (!handlers) { - handlers = element.events[type] = {}; - if (element["on" + type]) { - handlers[0] = element["on" + type]; - } - } - handlers[handler.$$guid] = handler; - element["on" + type] = $.event.handle; -}; - -$.event.add.guid = 1; - -// Detach an event or set of events from an element -$.event.remove = function(element, type, handler) { - if (element.events) { - if (type && element.events[type]) { - if ( handler ) { - delete element.events[type][handler.$$guid]; - } else { - for ( var i in element.events[type] ) { - delete element.events[type][i]; - } + return r; + }, + + /* + * A number of helper functions used for managing events. + * Many of the ideas behind this code orignated from Dean Edwards' addEvent library. + */ + event: { + + // Bind an event to an element + // Original by Dean Edwards + add: function(element, type, handler) { + // For whatever reason, IE has trouble passing the window object + // around, causing it to be cloned in the process + if ( jQuery.browser.msie && element.setInterval != undefined ) + element = window; + + // Make sure that the function being executed has a unique ID + if ( !handler.guid ) + handler.guid = this.guid++; + + // Init the element's event structure + if (!element.events) + element.events = {}; + + // Get the current list of functions bound to this event + var handlers = element.events[type]; + + // If it hasn't been initialized yet + if (!handlers) { + // Init the event handler queue + handlers = element.events[type] = {}; + + // Remember an existing handler, if it's already there + if (element["on" + type]) + handlers[0] = element["on" + type]; } - } else { - for ( var j in element.events ) { - $.event.remove( element, j ); + + // Add the function to the element's handler list + handlers[handler.guid] = handler; + + // And bind the global event handler to the element + element["on" + type] = this.handle; + + // Remember the function in a global list (for triggering) + if (!this.global[type]) + this.global[type] = []; + this.global[type].push( element ); + }, + + guid: 1, + global: {}, + + // Detach an event or set of events from an element + remove: function(element, type, handler) { + if (element.events) + if (type && element.events[type]) + if ( handler ) + delete element.events[type][handler.guid]; + else + for ( var i in element.events[type] ) + delete element.events[type][i]; + else + for ( var j in element.events ) + this.remove( element, j ); + }, + + trigger: function(type,data,element) { + // Touch up the incoming data + data = data || []; + + // Handle a global trigger + if ( !element ) { + var g = this.global[type]; + if ( g ) + for ( var i = 0; i < g.length; i++ ) + this.trigger( type, data, g[i] ); + + // Handle triggering a single element + } else if ( element["on" + type] ) { + // Pass along a fake event + data.unshift( this.fix({ type: type, target: element }) ); + + // Trigger the event + element["on" + type].apply( element, data ); } - } - } -}; - -$.event.trigger = function(element,type,data) { - data = data || [{ type: type }]; - if ( element && element["on" + type] ) { - $.apply( element, element["on" + type], data ); - } -}; - -$.event.handle = function(event) { - if ( !event && !window.event ) { return null; } - - var returnValue = true, handlers = []; - event = event || $.event.fix(window.event); - - for ( var j in this.events[event.type] ) { - handlers[handlers.length] = this.events[event.type][j]; - } - - for ( var i = 0; i < handlers.length; i++ ) { - try { - if ( handlers[i].constructor == Function ) { - this.$$handleEvent = handlers[i]; - if (this.$$handleEvent(event) === false) { + }, + + handle: function(event) { + event = event || jQuery.event.fix( window.event ); + + // If no correct event was found, fail + if ( !event ) return; + + var returnValue = true; + + for ( var j in this.events[event.type] ) { + if (this.events[event.type][j](event) === false) { event.preventDefault(); event.stopPropagation(); returnValue = false; } } - } catch(e){} - } - return returnValue; -}; - -$.event.fix = function(event) { - event.preventDefault = $.event.fix.preventDefault; - event.stopPropagation = $.event.fix.stopPropagation; - return event; -}; - -$.event.fix.preventDefault = function() { - this.returnValue = false; -}; - -$.event.fix.stopPropagation = function() { - this.cancelBubble = true; -}; - -// Move to module - -$.fn.text = function(e) { - e = e || this.cur; - var t = ""; - for ( var j = 0; j < e.length; j++ ) { - for ( var i = 0; i < e[j].childNodes.length; i++ ) { - t += e[j].childNodes[i].nodeType != 1 ? - e[j].childNodes[i].nodeValue : - $.fn.text(e[j].childNodes[i].childNodes); + + return returnValue; + }, + + fix: function(event) { + if ( event ) { + event.preventDefault = function() { + this.returnValue = false; + }; + + event.stopPropagation = function() { + this.cancelBubble = true; + }; + } + + return event; } + } - return t; -}; - -/*setTimeout(function(){ - if ( typeof Prototype != "undefined" && $.g == null && $.clean == null ) - throw "Error: You are overwriting jQuery, please include jQuery last."; -}, 1000);*/ +}); \ No newline at end of file