diff --git a/railties/lib/rails/generators/rails/app/templates/public/javascripts/prototype.js b/railties/lib/rails/generators/rails/app/templates/public/javascripts/prototype.js
index 9fe6e1243b..06249a6ae3 100644
--- a/railties/lib/rails/generators/rails/app/templates/public/javascripts/prototype.js
+++ b/railties/lib/rails/generators/rails/app/templates/public/javascripts/prototype.js
@@ -1,5 +1,5 @@
-/* Prototype JavaScript framework, version 1.6.1
- * (c) 2005-2009 Sam Stephenson
+/* Prototype JavaScript framework, version 1.7_rc2
+ * (c) 2005-2010 Sam Stephenson
*
* Prototype is freely distributable under the terms of an MIT-style license.
* For details, see the Prototype web site: http://www.prototypejs.org/
@@ -7,7 +7,8 @@
*--------------------------------------------------------------------------*/
var Prototype = {
- Version: '1.6.1',
+
+ Version: '1.7_rc2',
Browser: (function(){
var ua = navigator.userAgent;
@@ -17,13 +18,15 @@ var Prototype = {
Opera: isOpera,
WebKit: ua.indexOf('AppleWebKit/') > -1,
Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
- MobileSafari: /Apple.*Mobile.*Safari/.test(ua)
+ MobileSafari: /Apple.*Mobile/.test(ua)
}
})(),
BrowserFeatures: {
XPath: !!document.evaluate,
+
SelectorsAPI: !!document.querySelector,
+
ElementExtensions: (function() {
var constructor = window.Element || window.HTMLElement;
return !!(constructor && constructor.prototype);
@@ -32,9 +35,9 @@ var Prototype = {
if (typeof window.HTMLDivElement !== 'undefined')
return true;
- var div = document.createElement('div');
- var form = document.createElement('form');
- var isSupported = false;
+ var div = document.createElement('div'),
+ form = document.createElement('form'),
+ isSupported = false;
if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
isSupported = true;
@@ -50,6 +53,7 @@ var Prototype = {
JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
emptyFunction: function() { },
+
K: function(x) { return x }
};
@@ -79,6 +83,14 @@ var Try = {
/* Based on Alex Arnell's inheritance implementation. */
var Class = (function() {
+
+ var IS_DONTENUM_BUGGY = (function(){
+ for (var p in { toString: 1 }) {
+ if (p === 'toString') return false;
+ }
+ return true;
+ })();
+
function subclass() {};
function create() {
var parent = null, properties = $A(arguments);
@@ -99,7 +111,7 @@ var Class = (function() {
parent.subclasses.push(klass);
}
- for (var i = 0; i < properties.length; i++)
+ for (var i = 0, length = properties.length; i < length; i++)
klass.addMethods(properties[i]);
if (!klass.prototype.initialize)
@@ -110,10 +122,10 @@ var Class = (function() {
}
function addMethods(source) {
- var ancestor = this.superclass && this.superclass.prototype;
- var properties = Object.keys(source);
+ var ancestor = this.superclass && this.superclass.prototype,
+ properties = Object.keys(source);
- if (!Object.keys({ toString: true }).length) {
+ if (IS_DONTENUM_BUGGY) {
if (source.toString != Object.prototype.toString)
properties.push("toString");
if (source.valueOf != Object.prototype.valueOf)
@@ -123,7 +135,7 @@ var Class = (function() {
for (var i = 0, length = properties.length; i < length; i++) {
var property = properties[i], value = source[property];
if (ancestor && Object.isFunction(value) &&
- value.argumentNames().first() == "$super") {
+ value.argumentNames()[0] == "$super") {
var method = value;
value = (function(m) {
return function() { return ancestor[m].apply(this, arguments); };
@@ -147,7 +159,35 @@ var Class = (function() {
})();
(function() {
- var _toString = Object.prototype.toString;
+ var _toString = Object.prototype.toString,
+ NULL_TYPE = 'Null',
+ UNDEFINED_TYPE = 'Undefined',
+ BOOLEAN_TYPE = 'Boolean',
+ NUMBER_TYPE = 'Number',
+ STRING_TYPE = 'String',
+ OBJECT_TYPE = 'Object',
+ BOOLEAN_CLASS = '[object Boolean]',
+ NUMBER_CLASS = '[object Number]',
+ STRING_CLASS = '[object String]',
+ ARRAY_CLASS = '[object Array]',
+ NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON &&
+ typeof JSON.stringify === 'function' &&
+ JSON.stringify(0) === '0' &&
+ typeof JSON.stringify(Prototype.K) === 'undefined';
+
+ function Type(o) {
+ switch(o) {
+ case null: return NULL_TYPE;
+ case (void 0): return UNDEFINED_TYPE;
+ }
+ var type = typeof o;
+ switch(type) {
+ case 'boolean': return BOOLEAN_TYPE;
+ case 'number': return NUMBER_TYPE;
+ case 'string': return STRING_TYPE;
+ }
+ return OBJECT_TYPE;
+ }
function extend(destination, source) {
for (var property in source)
@@ -166,27 +206,70 @@ var Class = (function() {
}
}
- function toJSON(object) {
- var type = typeof object;
+ function toJSON(value) {
+ return Str('', { '': value }, []);
+ }
+
+ function Str(key, holder, stack) {
+ var value = holder[key],
+ type = typeof value;
+
+ if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') {
+ value = value.toJSON(key);
+ }
+
+ var _class = _toString.call(value);
+
+ switch (_class) {
+ case NUMBER_CLASS:
+ case BOOLEAN_CLASS:
+ case STRING_CLASS:
+ value = value.valueOf();
+ }
+
+ switch (value) {
+ case null: return 'null';
+ case true: return 'true';
+ case false: return 'false';
+ }
+
+ type = typeof value;
switch (type) {
- case 'undefined':
- case 'function':
- case 'unknown': return;
- case 'boolean': return object.toString();
+ case 'string':
+ return value.inspect(true);
+ case 'number':
+ return isFinite(value) ? String(value) : 'null';
+ case 'object':
+
+ for (var i = 0, length = stack.length; i < length; i++) {
+ if (stack[i] === value) { throw new TypeError(); }
+ }
+ stack.push(value);
+
+ var partial = [];
+ if (_class === ARRAY_CLASS) {
+ for (var i = 0, length = value.length; i < length; i++) {
+ var str = Str(i, value, stack);
+ partial.push(typeof str === 'undefined' ? 'null' : str);
+ }
+ partial = '[' + partial.join(',') + ']';
+ } else {
+ var keys = Object.keys(value);
+ for (var i = 0, length = keys.length; i < length; i++) {
+ var key = keys[i], str = Str(key, value, stack);
+ if (typeof str !== "undefined") {
+ partial.push(key.inspect(true)+ ':' + str);
+ }
+ }
+ partial = '{' + partial.join(',') + '}';
+ }
+ stack.pop();
+ return partial;
}
+ }
- if (object === null) return 'null';
- if (object.toJSON) return object.toJSON();
- if (isElement(object)) return;
-
- var results = [];
- for (var property in object) {
- var value = toJSON(object[property]);
- if (!isUndefined(value))
- results.push(property.toJSON() + ': ' + value);
- }
-
- return '{' + results.join(', ') + '}';
+ function stringify(object) {
+ return JSON.stringify(object);
}
function toQueryString(object) {
@@ -198,9 +281,13 @@ var Class = (function() {
}
function keys(object) {
+ if (Type(object) !== OBJECT_TYPE) { throw new TypeError(); }
var results = [];
- for (var property in object)
- results.push(property);
+ for (var property in object) {
+ if (object.hasOwnProperty(property)) {
+ results.push(property);
+ }
+ }
return results;
}
@@ -220,9 +307,15 @@ var Class = (function() {
}
function isArray(object) {
- return _toString.call(object) == "[object Array]";
+ return _toString.call(object) === ARRAY_CLASS;
}
+ var hasNativeIsArray = (typeof Array.isArray == 'function')
+ && Array.isArray([]) && !Array.isArray({});
+
+ if (hasNativeIsArray) {
+ isArray = Array.isArray;
+ }
function isHash(object) {
return object instanceof Hash;
@@ -233,11 +326,11 @@ var Class = (function() {
}
function isString(object) {
- return _toString.call(object) == "[object String]";
+ return _toString.call(object) === STRING_CLASS;
}
function isNumber(object) {
- return _toString.call(object) == "[object Number]";
+ return _toString.call(object) === NUMBER_CLASS;
}
function isUndefined(object) {
@@ -247,10 +340,10 @@ var Class = (function() {
extend(Object, {
extend: extend,
inspect: inspect,
- toJSON: toJSON,
+ toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON,
toQueryString: toQueryString,
toHTML: toHTML,
- keys: keys,
+ keys: Object.keys || keys,
values: values,
clone: clone,
isElement: isElement,
@@ -311,7 +404,7 @@ Object.extend(Function.prototype, (function() {
function delay(timeout) {
var __method = this, args = slice.call(arguments, 1);
- timeout = timeout * 1000
+ timeout = timeout * 1000;
return window.setTimeout(function() {
return __method.apply(__method, args);
}, timeout);
@@ -352,14 +445,28 @@ Object.extend(Function.prototype, (function() {
})());
-Date.prototype.toJSON = function() {
- return '"' + this.getUTCFullYear() + '-' +
- (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
- this.getUTCDate().toPaddedString(2) + 'T' +
- this.getUTCHours().toPaddedString(2) + ':' +
- this.getUTCMinutes().toPaddedString(2) + ':' +
- this.getUTCSeconds().toPaddedString(2) + 'Z"';
-};
+
+(function(proto) {
+
+
+ function toISOString() {
+ return this.getUTCFullYear() + '-' +
+ (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
+ this.getUTCDate().toPaddedString(2) + 'T' +
+ this.getUTCHours().toPaddedString(2) + ':' +
+ this.getUTCMinutes().toPaddedString(2) + ':' +
+ this.getUTCSeconds().toPaddedString(2) + 'Z';
+ }
+
+
+ function toJSON() {
+ return this.toISOString();
+ }
+
+ if (!proto.toISOString) proto.toISOString = toISOString;
+ if (!proto.toJSON) proto.toJSON = toJSON;
+
+})(Date.prototype);
RegExp.prototype.match = RegExp.prototype.test;
@@ -418,6 +525,9 @@ Object.extend(String, {
});
Object.extend(String.prototype, (function() {
+ var NATIVE_JSON_PARSE_SUPPORT = window.JSON &&
+ typeof JSON.parse === 'function' &&
+ JSON.parse('{"test": true}').test;
function prepareReplacement(replacement) {
if (Object.isFunction(replacement)) return replacement;
@@ -484,8 +594,8 @@ Object.extend(String.prototype, (function() {
}
function extractScripts() {
- var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
- var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
+ var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
+ matchOne = new RegExp(Prototype.ScriptFragment, 'im');
return (this.match(matchAll) || []).map(function(scriptTag) {
return (scriptTag.match(matchOne) || ['', ''])[1];
});
@@ -510,8 +620,9 @@ Object.extend(String.prototype, (function() {
return match[1].split(separator || '&').inject({ }, function(hash, pair) {
if ((pair = pair.split('='))[0]) {
- var key = decodeURIComponent(pair.shift());
- var value = pair.length > 1 ? pair.join('=') : pair[0];
+ var key = decodeURIComponent(pair.shift()),
+ value = pair.length > 1 ? pair.join('=') : pair[0];
+
if (value != undefined) value = decodeURIComponent(value);
if (key in hash) {
@@ -538,17 +649,9 @@ Object.extend(String.prototype, (function() {
}
function camelize() {
- var parts = this.split('-'), len = parts.length;
- if (len == 1) return parts[0];
-
- var camelized = this.charAt(0) == '-'
- ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
- : parts[0];
-
- for (var i = 1; i < len; i++)
- camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);
-
- return camelized;
+ return this.replace(/-+(.)?/g, function(match, chr) {
+ return chr ? chr.toUpperCase() : '';
+ });
}
function capitalize() {
@@ -578,10 +681,6 @@ Object.extend(String.prototype, (function() {
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
}
- function toJSON() {
- return this.inspect(true);
- }
-
function unfilterJSON(filter) {
return this.replace(filter || Prototype.JSONFilter, '$1');
}
@@ -589,29 +688,42 @@ Object.extend(String.prototype, (function() {
function isJSON() {
var str = this;
if (str.blank()) return false;
- str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
- return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
+ str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@');
+ str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
+ str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
+ return (/^[\],:{}\s]*$/).test(str);
}
function evalJSON(sanitize) {
- var json = this.unfilterJSON();
+ var json = this.unfilterJSON(),
+ cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
+ if (cx.test(json)) {
+ json = json.replace(cx, function (a) {
+ return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
+ });
+ }
try {
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
} catch (e) { }
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
}
+ function parseJSON() {
+ var json = this.unfilterJSON();
+ return JSON.parse(json);
+ }
+
function include(pattern) {
return this.indexOf(pattern) > -1;
}
function startsWith(pattern) {
- return this.indexOf(pattern) === 0;
+ return this.lastIndexOf(pattern, 0) === 0;
}
function endsWith(pattern) {
var d = this.length - pattern.length;
- return d >= 0 && this.lastIndexOf(pattern) === d;
+ return d >= 0 && this.indexOf(pattern, d) === d;
}
function empty() {
@@ -631,7 +743,7 @@ Object.extend(String.prototype, (function() {
sub: sub,
scan: scan,
truncate: truncate,
- strip: String.prototype.trim ? String.prototype.trim : strip,
+ strip: String.prototype.trim || strip,
stripTags: stripTags,
stripScripts: stripScripts,
extractScripts: extractScripts,
@@ -648,10 +760,9 @@ Object.extend(String.prototype, (function() {
underscore: underscore,
dasherize: dasherize,
inspect: inspect,
- toJSON: toJSON,
unfilterJSON: unfilterJSON,
isJSON: isJSON,
- evalJSON: evalJSON,
+ evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON,
include: include,
startsWith: startsWith,
endsWith: endsWith,
@@ -677,8 +788,9 @@ var Template = Class.create({
var before = match[1] || '';
if (before == '\\') return match[2];
- var ctx = object, expr = match[3];
- var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
+ var ctx = object, expr = match[3],
+ pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
+
match = pattern.exec(expr);
if (match == null) return before;
@@ -943,6 +1055,7 @@ var Enumerable = (function() {
find: detect
};
})();
+
function $A(iterable) {
if (!iterable) return [];
if ('toArray' in Object(iterable)) return iterable.toArray();
@@ -951,6 +1064,7 @@ function $A(iterable) {
return results;
}
+
function $w(string) {
if (!Object.isString(string)) return [];
string = string.strip();
@@ -1007,7 +1121,7 @@ Array.from = $A;
}
function reverse(inline) {
- return (inline !== false ? this : this.toArray())._reverse();
+ return (inline === false ? this.toArray() : this)._reverse();
}
function uniq(sorted) {
@@ -1037,15 +1151,6 @@ Array.from = $A;
return '[' + this.map(Object.inspect).join(', ') + ']';
}
- function toJSON() {
- var results = [];
- this.each(function(object) {
- var value = Object.toJSON(object);
- if (!Object.isUndefined(value)) results.push(value);
- });
- return '[' + results.join(', ') + ']';
- }
-
function indexOf(item, i) {
i || (i = 0);
var length = this.length;
@@ -1094,8 +1199,7 @@ Array.from = $A;
clone: clone,
toArray: clone,
size: size,
- inspect: inspect,
- toJSON: toJSON
+ inspect: inspect
});
var CONCAT_ARGUMENTS_BUGGY = (function() {
@@ -1116,6 +1220,7 @@ var Hash = Class.create(Enumerable, (function() {
this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
}
+
function _each(iterator) {
for (var key in this._object) {
var value = this._object[key], pair = [key, value];
@@ -1144,6 +1249,8 @@ var Hash = Class.create(Enumerable, (function() {
return Object.clone(this._object);
}
+
+
function keys() {
return this.pluck('key');
}
@@ -1193,10 +1300,6 @@ var Hash = Class.create(Enumerable, (function() {
}).join(', ') + '}>';
}
- function toJSON() {
- return Object.toJSON(this.toObject());
- }
-
function clone() {
return new Hash(this);
}
@@ -1216,7 +1319,7 @@ var Hash = Class.create(Enumerable, (function() {
update: update,
toQueryString: toQueryString,
inspect: inspect,
- toJSON: toJSON,
+ toJSON: toObject,
clone: clone
};
})());
@@ -1241,10 +1344,6 @@ Object.extend(Number.prototype, (function() {
return '0'.times(length - string.length) + string;
}
- function toJSON() {
- return isFinite(this) ? this.toString() : 'null';
- }
-
function abs() {
return Math.abs(this);
}
@@ -1266,7 +1365,6 @@ Object.extend(Number.prototype, (function() {
succ: succ,
times: times,
toPaddedString: toPaddedString,
- toJSON: toJSON,
abs: abs,
round: round,
ceil: ceil,
@@ -1558,14 +1656,14 @@ Ajax.Response = Class.create({
var transport = this.transport = request.transport,
readyState = this.readyState = transport.readyState;
- if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
+ if ((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
this.status = this.getStatus();
this.statusText = this.getStatusText();
this.responseText = String.interpret(transport.responseText);
this.headerJSON = this._getHeaderJSON();
}
- if(readyState == 4) {
+ if (readyState == 4) {
var xml = transport.responseXML;
this.responseXML = Object.isUndefined(xml) ? null : xml;
this.responseJSON = this._getResponseJSON();
@@ -1705,7 +1803,6 @@ Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
});
-
function $(element) {
if (arguments.length > 1) {
for (var i = 0, elements = [], length = arguments.length; i < length; i++)
@@ -1730,7 +1827,7 @@ if (Prototype.BrowserFeatures.XPath) {
/*--------------------------------------------------------------------------*/
-if (!window.Node) var Node = { };
+if (!Node) var Node = { };
if (!Node.ELEMENT_NODE) {
Object.extend(Node, {
@@ -1750,29 +1847,26 @@ if (!Node.ELEMENT_NODE) {
}
+
(function(global) {
- var SETATTRIBUTE_IGNORES_NAME = (function(){
- var elForm = document.createElement("form");
- var elInput = document.createElement("input");
- var root = document.documentElement;
- elInput.setAttribute("name", "test");
- elForm.appendChild(elInput);
- root.appendChild(elForm);
- var isBuggy = elForm.elements
- ? (typeof elForm.elements.test == "undefined")
- : null;
- root.removeChild(elForm);
- elForm = elInput = null;
- return isBuggy;
+ var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function(){
+ try {
+ var el = document.createElement('');
+ return el.tagName.toLowerCase() === 'input' && el.name === 'x';
+ }
+ catch(err) {
+ return false;
+ }
})();
var element = global.Element;
+
global.Element = function(tagName, attributes) {
attributes = attributes || { };
tagName = tagName.toLowerCase();
var cache = Element.cache;
- if (SETATTRIBUTE_IGNORES_NAME && attributes.name) {
+ if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) {
tagName = '<' + tagName + ' name="' + attributes.name + '">';
delete attributes.name;
return Element.writeAttribute(document.createElement(tagName), attributes);
@@ -1780,12 +1874,23 @@ if (!Node.ELEMENT_NODE) {
if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
};
+
Object.extend(global.Element, element || { });
if (element) global.Element.prototype = element.prototype;
+
})(this);
-Element.cache = { };
Element.idCounter = 1;
+Element.cache = { };
+
+function purgeElement(element) {
+ var uid = element._prototypeUID;
+ if (uid) {
+ Element.stopObserving(element);
+ element._prototypeUID = void 0;
+ delete Element.Storage[uid];
+ }
+}
Element.Methods = {
visible: function(element) {
@@ -1798,7 +1903,6 @@ Element.Methods = {
return element;
},
-
hide: function(element) {
element = $(element);
element.style.display = 'none';
@@ -1861,6 +1965,10 @@ Element.Methods = {
function update(element, content) {
element = $(element);
+ var descendants = element.getElementsByTagName('*'),
+ i = descendants.length;
+ while (i--) purgeElement(descendants[i]);
+
if (content && content.toElement)
content = content.toElement();
@@ -1967,19 +2075,26 @@ Element.Methods = {
element = $(element);
var result = '<' + element.tagName.toLowerCase();
$H({'id': 'id', 'className': 'class'}).each(function(pair) {
- var property = pair.first(), attribute = pair.last();
- var value = (element[property] || '').toString();
+ var property = pair.first(),
+ attribute = pair.last(),
+ value = (element[property] || '').toString();
if (value) result += ' ' + attribute + '=' + value.inspect(true);
});
return result + '>';
},
- recursivelyCollect: function(element, property) {
+ recursivelyCollect: function(element, property, maximumLength) {
element = $(element);
+ maximumLength = maximumLength || -1;
var elements = [];
- while (element = element[property])
+
+ while (element = element[property]) {
if (element.nodeType == 1)
elements.push(Element.extend(element));
+ if (elements.length == maximumLength)
+ break;
+ }
+
return elements;
},
@@ -1998,13 +2113,17 @@ Element.Methods = {
},
immediateDescendants: function(element) {
- if (!(element = $(element).firstChild)) return [];
- while (element && element.nodeType != 1) element = element.nextSibling;
- if (element) return [element].concat($(element).nextSiblings());
- return [];
+ var results = [], child = $(element).firstChild;
+ while (child) {
+ if (child.nodeType === 1) {
+ results.push(Element.extend(child));
+ }
+ child = child.nextSibling;
+ }
+ return results;
},
- previousSiblings: function(element) {
+ previousSiblings: function(element, maximumLength) {
return Element.recursivelyCollect(element, 'previousSibling');
},
@@ -2019,9 +2138,10 @@ Element.Methods = {
},
match: function(element, selector) {
+ element = $(element);
if (Object.isString(selector))
- selector = new Selector(selector);
- return selector.match($(element));
+ return Prototype.Selector.match(element, selector);
+ return selector.match(element);
},
up: function(element, expression, index) {
@@ -2029,7 +2149,7 @@ Element.Methods = {
if (arguments.length == 1) return $(element.parentNode);
var ancestors = Element.ancestors(element);
return Object.isNumber(expression) ? ancestors[expression] :
- Selector.findElement(ancestors, expression, index);
+ Prototype.Selector.find(ancestors, expression, index);
},
down: function(element, expression, index) {
@@ -2041,29 +2161,40 @@ Element.Methods = {
previous: function(element, expression, index) {
element = $(element);
- if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
- var previousSiblings = Element.previousSiblings(element);
- return Object.isNumber(expression) ? previousSiblings[expression] :
- Selector.findElement(previousSiblings, expression, index);
+ if (Object.isNumber(expression)) index = expression, expression = false;
+ if (!Object.isNumber(index)) index = 0;
+
+ if (expression) {
+ return Prototype.Selector.find(element.previousSiblings(), expression, index);
+ } else {
+ return element.recursivelyCollect("previousSibling", index + 1)[index];
+ }
},
next: function(element, expression, index) {
element = $(element);
- if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
- var nextSiblings = Element.nextSiblings(element);
- return Object.isNumber(expression) ? nextSiblings[expression] :
- Selector.findElement(nextSiblings, expression, index);
+ if (Object.isNumber(expression)) index = expression, expression = false;
+ if (!Object.isNumber(index)) index = 0;
+
+ if (expression) {
+ return Prototype.Selector.find(element.nextSiblings(), expression, index);
+ } else {
+ var maximumLength = Object.isNumber(index) ? index + 1 : 1;
+ return element.recursivelyCollect("nextSibling", index + 1)[index];
+ }
},
select: function(element) {
- var args = Array.prototype.slice.call(arguments, 1);
- return Selector.findChildElements(element, args);
+ element = $(element);
+ var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
+ return Prototype.Selector.select(expressions, element);
},
adjacent: function(element) {
- var args = Array.prototype.slice.call(arguments, 1);
- return Selector.findChildElements(element.parentNode, args).without(element);
+ element = $(element);
+ var expressions = Array.prototype.slice.call(arguments, 1).join(', ');
+ return Prototype.Selector.select(expressions, element.parentNode).without(element);
},
identify: function(element) {
@@ -2227,28 +2358,6 @@ Element.Methods = {
return element;
},
- getDimensions: function(element) {
- element = $(element);
- var display = Element.getStyle(element, 'display');
- if (display != 'none' && display != null) // Safari bug
- return {width: element.offsetWidth, height: element.offsetHeight};
-
- var els = element.style;
- var originalVisibility = els.visibility;
- var originalPosition = els.position;
- var originalDisplay = els.display;
- els.visibility = 'hidden';
- if (originalPosition != 'fixed') // Switching fixed to absolute causes issues in Safari
- els.position = 'absolute';
- els.display = 'block';
- var originalWidth = element.clientWidth;
- var originalHeight = element.clientHeight;
- els.display = originalDisplay;
- els.position = originalPosition;
- els.visibility = originalVisibility;
- return {width: originalWidth, height: originalHeight};
- },
-
makePositioned: function(element) {
element = $(element);
var pos = Element.getStyle(element, 'position');
@@ -2295,11 +2404,13 @@ Element.Methods = {
cumulativeOffset: function(element) {
var valueT = 0, valueL = 0;
- do {
- valueT += element.offsetTop || 0;
- valueL += element.offsetLeft || 0;
- element = element.offsetParent;
- } while (element);
+ if (element.parentNode) {
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ } while (element);
+ }
return Element._returnOffset(valueL, valueT);
},
@@ -2322,11 +2433,11 @@ Element.Methods = {
element = $(element);
if (Element.getStyle(element, 'position') == 'absolute') return element;
- var offsets = Element.positionedOffset(element);
- var top = offsets[1];
- var left = offsets[0];
- var width = element.clientWidth;
- var height = element.clientHeight;
+ var offsets = Element.positionedOffset(element),
+ top = offsets[1],
+ left = offsets[0],
+ width = element.clientWidth,
+ height = element.clientHeight;
element._originalLeft = left - parseFloat(element.style.left || 0);
element._originalTop = top - parseFloat(element.style.top || 0);
@@ -2346,8 +2457,8 @@ Element.Methods = {
if (Element.getStyle(element, 'position') == 'relative') return element;
element.style.position = 'relative';
- var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
- var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
+ var top = parseFloat(element.style.top || 0) - (element._originalTop || 0),
+ left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
element.style.top = top + 'px';
element.style.left = left + 'px';
@@ -2378,9 +2489,10 @@ Element.Methods = {
},
viewportOffset: function(forElement) {
- var valueT = 0, valueL = 0;
+ var valueT = 0,
+ valueL = 0,
+ element = forElement;
- var element = forElement;
do {
valueT += element.offsetTop || 0;
valueL += element.offsetLeft || 0;
@@ -2412,11 +2524,10 @@ Element.Methods = {
}, arguments[2] || { });
source = $(source);
- var p = Element.viewportOffset(source);
+ var p = Element.viewportOffset(source), delta = [0, 0], parent = null;
element = $(element);
- var delta = [0, 0];
- var parent = null;
+
if (Element.getStyle(element, 'position') == 'absolute') {
parent = Element.getOffsetParent(element);
delta = Element.viewportOffset(parent);
@@ -2495,8 +2606,7 @@ else if (Prototype.Browser.IE) {
Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
function(proceed, element) {
element = $(element);
- try { element.offsetParent }
- catch(e) { return $(document.body) }
+ if (!element.parentNode) return $(document.body);
var position = element.getStyle('position');
if (position !== 'static') return proceed(element);
element.setStyle({ position: 'relative' });
@@ -2510,8 +2620,7 @@ else if (Prototype.Browser.IE) {
Element.Methods[method] = Element.Methods[method].wrap(
function(proceed, element) {
element = $(element);
- try { element.offsetParent }
- catch(e) { return Element._returnOffset(0,0) }
+ if (!element.parentNode) return Element._returnOffset(0, 0);
var position = element.getStyle('position');
if (position !== 'static') return proceed(element);
var offsetParent = element.getOffsetParent();
@@ -2525,14 +2634,6 @@ else if (Prototype.Browser.IE) {
);
});
- Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
- function(proceed, element) {
- try { element.offsetParent }
- catch(e) { return Element._returnOffset(0,0) }
- return proceed(element);
- }
- );
-
Element.Methods.getStyle = function(element, style) {
element = $(element);
style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
@@ -2576,10 +2677,9 @@ else if (Prototype.Browser.IE) {
Element._attributeTranslations = (function(){
- var classProp = 'className';
- var forProp = 'for';
-
- var el = document.createElement('div');
+ var classProp = 'className',
+ forProp = 'for',
+ el = document.createElement('div');
el.setAttribute(classProp, 'x');
@@ -2622,10 +2722,9 @@ else if (Prototype.Browser.IE) {
},
_getEv: (function(){
- var el = document.createElement('div');
+ var el = document.createElement('div'), f;
el.onclick = Prototype.emptyFunction;
var value = el.getAttribute('onclick');
- var f;
if (String(value).indexOf('{') > -1) {
f = function(element, attribute) {
@@ -2753,7 +2852,7 @@ else if (Prototype.Browser.WebKit) {
(value < 0.00001) ? 0 : value;
if (value == 1)
- if(element.tagName.toUpperCase() == 'IMG' && element.width) {
+ if (element.tagName.toUpperCase() == 'IMG' && element.width) {
element.width++; element.width--;
} else try {
var n = document.createTextNode(' ');
@@ -2793,8 +2892,8 @@ if ('outerHTML' in document.documentElement) {
var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
if (Element._insertionTranslations.tags[tagName]) {
- var nextSibling = element.next();
- var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
+ var nextSibling = element.next(),
+ fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
parent.removeChild(element);
if (nextSibling)
fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
@@ -2816,11 +2915,17 @@ Element._returnOffset = function(l, t) {
};
Element._getContentFromAnonymousElement = function(tagName, html) {
- var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
+ var div = new Element('div'),
+ t = Element._insertionTranslations.tags[tagName];
if (t) {
div.innerHTML = t[0] + html + t[1];
- t[2].times(function() { div = div.firstChild });
- } else div.innerHTML = html;
+ for (var i = t[2]; i--; ) {
+ div = div.firstChild;
+ }
+ }
+ else {
+ div.innerHTML = html;
+ }
return $A(div.childNodes);
};
@@ -2877,7 +2982,7 @@ Object.extend(Element, Element.Methods);
div = null;
-})(document.createElement('div'))
+})(document.createElement('div'));
Element.extend = (function() {
@@ -2885,8 +2990,8 @@ Element.extend = (function() {
if (typeof window.Element != 'undefined') {
var proto = window.Element.prototype;
if (proto) {
- var id = '_' + (Math.random()+'').slice(2);
- var el = document.createElement(tagName);
+ var id = '_' + (Math.random()+'').slice(2),
+ el = document.createElement(tagName);
proto[id] = 'x';
var isBuggy = (el[id] !== 'x');
delete proto[id];
@@ -2953,10 +3058,14 @@ Element.extend = (function() {
return extend;
})();
-Element.hasAttribute = function(element, attribute) {
- if (element.hasAttribute) return element.hasAttribute(attribute);
- return Element.Methods.Simulated.hasAttribute(element, attribute);
-};
+if (document.documentElement.hasAttribute) {
+ Element.hasAttribute = function(element, attribute) {
+ return element.hasAttribute(attribute);
+ };
+}
+else {
+ Element.hasAttribute = Element.Methods.Simulated.hasAttribute;
+}
Element.addMethods = function(methods) {
var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
@@ -3020,8 +3129,9 @@ Element.addMethods = function(methods) {
klass = 'HTML' + tagName.capitalize() + 'Element';
if (window[klass]) return window[klass];
- var element = document.createElement(tagName);
- var proto = element['__proto__'] || element.constructor.prototype;
+ var element = document.createElement(tagName),
+ proto = element['__proto__'] || element.constructor.prototype;
+
element = null;
return proto;
}
@@ -3104,8 +3214,8 @@ Element.addMethods({
uid = 0;
} else {
if (typeof element._prototypeUID === "undefined")
- element._prototypeUID = [Element.Storage.UID++];
- uid = element._prototypeUID[0];
+ element._prototypeUID = Element.Storage.UID++;
+ uid = element._prototypeUID;
}
if (!Element.Storage[uid])
@@ -3150,770 +3260,1698 @@ Element.addMethods({
}
}
return Element.extend(clone);
- }
-});
-/* Portions of the Selector class are derived from Jack Slocum's DomQuery,
- * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
- * license. Please see http://www.yui-ext.com/ for more information. */
-
-var Selector = Class.create({
- initialize: function(expression) {
- this.expression = expression.strip();
-
- if (this.shouldUseSelectorsAPI()) {
- this.mode = 'selectorsAPI';
- } else if (this.shouldUseXPath()) {
- this.mode = 'xpath';
- this.compileXPathMatcher();
- } else {
- this.mode = "normal";
- this.compileMatcher();
- }
-
},
- shouldUseXPath: (function() {
+ purge: function(element) {
+ if (!(element = $(element))) return;
+ purgeElement(element);
- var IS_DESCENDANT_SELECTOR_BUGGY = (function(){
- var isBuggy = false;
- if (document.evaluate && window.XPathResult) {
- var el = document.createElement('div');
- el.innerHTML = '
';
+ var descendants = element.getElementsByTagName('*'),
+ i = descendants.length;
- var xpath = ".//*[local-name()='ul' or local-name()='UL']" +
- "//*[local-name()='li' or local-name()='LI']";
+ while (i--) purgeElement(descendants[i]);
- var result = document.evaluate(xpath, el, null,
- XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
+ return null;
+ }
+});
- isBuggy = (result.snapshotLength !== 2);
- el = null;
+(function() {
+
+ function toDecimal(pctString) {
+ var match = pctString.match(/^(\d+)%?$/i);
+ if (!match) return null;
+ return (Number(match[1]) / 100);
+ }
+
+ function getPixelValue(value, property) {
+ if (Object.isElement(value)) {
+ element = value;
+ value = element.getStyle(property);
+ }
+ if (value === null) {
+ return null;
+ }
+
+ if ((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(value)) {
+ return window.parseFloat(value);
+ }
+
+ if (/\d/.test(value) && element.runtimeStyle) {
+ var style = element.style.left, rStyle = element.runtimeStyle.left;
+ element.runtimeStyle.left = element.currentStyle.left;
+ element.style.left = value || 0;
+ value = element.style.pixelLeft;
+ element.style.left = style;
+ element.runtimeStyle.left = rStyle;
+
+ return value;
+ }
+
+ if (value.include('%')) {
+ var decimal = toDecimal(value);
+ var whole;
+ if (property.include('left') || property.include('right') ||
+ property.include('width')) {
+ whole = $(element.parentNode).measure('width');
+ } else if (property.include('top') || property.include('bottom') ||
+ property.include('height')) {
+ whole = $(element.parentNode).measure('height');
}
- return isBuggy;
- })();
- return function() {
- if (!Prototype.BrowserFeatures.XPath) return false;
-
- var e = this.expression;
-
- if (Prototype.Browser.WebKit &&
- (e.include("-of-type") || e.include(":empty")))
- return false;
-
- if ((/(\[[\w-]*?:|:checked)/).test(e))
- return false;
-
- if (IS_DESCENDANT_SELECTOR_BUGGY) return false;
-
- return true;
+ return whole * decimal;
}
- })(),
+ return 0;
+ }
- shouldUseSelectorsAPI: function() {
- if (!Prototype.BrowserFeatures.SelectorsAPI) return false;
-
- if (Selector.CASE_INSENSITIVE_CLASS_NAMES) return false;
-
- if (!Selector._div) Selector._div = new Element('div');
-
- try {
- Selector._div.querySelector(this.expression);
- } catch(e) {
- return false;
+ function toCSSPixels(number) {
+ if (Object.isString(number) && number.endsWith('px')) {
+ return number;
}
+ return number + 'px';
+ }
+ function isDisplayed(element) {
+ var originalElement = element;
+ while (element && element.parentNode) {
+ var display = element.getStyle('display');
+ if (display === 'none') {
+ return false;
+ }
+ element = $(element.parentNode);
+ }
return true;
- },
-
- compileMatcher: function() {
- var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
- c = Selector.criteria, le, p, m, len = ps.length, name;
-
- if (Selector._cache[e]) {
- this.matcher = Selector._cache[e];
- return;
- }
-
- this.matcher = ["this.matcher = function(root) {",
- "var r = root, h = Selector.handlers, c = false, n;"];
-
- while (e && le != e && (/\S/).test(e)) {
- le = e;
- for (var i = 0; i";
}
-});
-if (Prototype.BrowserFeatures.SelectorsAPI &&
- document.compatMode === 'BackCompat') {
- Selector.CASE_INSENSITIVE_CLASS_NAMES = (function(){
- var div = document.createElement('div'),
- span = document.createElement('span');
-
- div.id = "prototype_test_id";
- span.className = 'Test';
- div.appendChild(span);
- var isIgnored = (div.querySelector('#prototype_test_id .test') !== null);
- div = span = null;
- return isIgnored;
- })();
-}
-
-Object.extend(Selector, {
- _cache: { },
-
- xpath: {
- descendant: "//*",
- child: "/*",
- adjacent: "/following-sibling::*[1]",
- laterSibling: '/following-sibling::*',
- tagName: function(m) {
- if (m[1] == '*') return '';
- return "[local-name()='" + m[1].toLowerCase() +
- "' or local-name()='" + m[1].toUpperCase() + "']";
- },
- className: "[contains(concat(' ', @class, ' '), ' #{1} ')]",
- id: "[@id='#{1}']",
- attrPresence: function(m) {
- m[1] = m[1].toLowerCase();
- return new Template("[@#{1}]").evaluate(m);
- },
- attr: function(m) {
- m[1] = m[1].toLowerCase();
- m[3] = m[5] || m[6];
- return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
- },
- pseudo: function(m) {
- var h = Selector.xpath.pseudos[m[1]];
- if (!h) return '';
- if (Object.isFunction(h)) return h(m);
- return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
- },
- operators: {
- '=': "[@#{1}='#{3}']",
- '!=': "[@#{1}!='#{3}']",
- '^=': "[starts-with(@#{1}, '#{3}')]",
- '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
- '*=': "[contains(@#{1}, '#{3}')]",
- '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
- '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
- },
- pseudos: {
- 'first-child': '[not(preceding-sibling::*)]',
- 'last-child': '[not(following-sibling::*)]',
- 'only-child': '[not(preceding-sibling::* or following-sibling::*)]',
- 'empty': "[count(*) = 0 and (count(text()) = 0)]",
- 'checked': "[@checked]",
- 'disabled': "[(@disabled) and (@type!='hidden')]",
- 'enabled': "[not(@disabled) and (@type!='hidden')]",
- 'not': function(m) {
- var e = m[6], p = Selector.patterns,
- x = Selector.xpath, le, v, len = p.length, name;
-
- var exclusion = [];
- while (e && le != e && (/\S/).test(e)) {
- le = e;
- for (var i = 0; i= 0)]";
- return new Template(predicate).evaluate({
- fragment: fragment, a: a, b: b });
- }
+ var hasLayout = Prototype.K;
+ if ('currentStyle' in document.documentElement) {
+ hasLayout = function(element) {
+ if (!element.currentStyle.hasLayout) {
+ element.style.zoom = 1;
}
- }
- },
+ return element;
+ };
+ }
- criteria: {
- tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;',
- className: 'n = h.className(n, r, "#{1}", c); c = false;',
- id: 'n = h.id(n, r, "#{1}", c); c = false;',
- attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;',
- attr: function(m) {
- m[3] = (m[5] || m[6]);
- return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
- },
- pseudo: function(m) {
- if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
- return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
- },
- descendant: 'c = "descendant";',
- child: 'c = "child";',
- adjacent: 'c = "adjacent";',
- laterSibling: 'c = "laterSibling";'
- },
+ function cssNameFor(key) {
+ if (key.include('border')) key = key + '-width';
+ return key.camelize();
+ }
- patterns: [
- { name: 'laterSibling', re: /^\s*~\s*/ },
- { name: 'child', re: /^\s*>\s*/ },
- { name: 'adjacent', re: /^\s*\+\s*/ },
- { name: 'descendant', re: /^\s/ },
+ Element.Layout = Class.create(Hash, {
+ initialize: function($super, element, preCompute) {
+ $super();
+ this.element = $(element);
- { name: 'tagName', re: /^\s*(\*|[\w\-]+)(\b|$)?/ },
- { name: 'id', re: /^#([\w\-\*]+)(\b|$)/ },
- { name: 'className', re: /^\.([\w\-\*]+)(\b|$)/ },
- { name: 'pseudo', re: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/ },
- { name: 'attrPresence', re: /^\[((?:[\w-]+:)?[\w-]+)\]/ },
- { name: 'attr', re: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ }
- ],
+ Element.Layout.PROPERTIES.each( function(property) {
+ this._set(property, null);
+ }, this);
- assertions: {
- tagName: function(element, matches) {
- return matches[1].toUpperCase() == element.tagName.toUpperCase();
- },
-
- className: function(element, matches) {
- return Element.hasClassName(element, matches[1]);
- },
-
- id: function(element, matches) {
- return element.id === matches[1];
- },
-
- attrPresence: function(element, matches) {
- return Element.hasAttribute(element, matches[1]);
- },
-
- attr: function(element, matches) {
- var nodeValue = Element.readAttribute(element, matches[1]);
- return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
- }
- },
-
- handlers: {
- concat: function(a, b) {
- for (var i = 0, node; node = b[i]; i++)
- a.push(node);
- return a;
- },
-
- mark: function(nodes) {
- var _true = Prototype.emptyFunction;
- for (var i = 0, node; node = nodes[i]; i++)
- node._countedByPrototype = _true;
- return nodes;
- },
-
- unmark: (function(){
-
- var PROPERTIES_ATTRIBUTES_MAP = (function(){
- var el = document.createElement('div'),
- isBuggy = false,
- propName = '_countedByPrototype',
- value = 'x'
- el[propName] = value;
- isBuggy = (el.getAttribute(propName) === value);
- el = null;
- return isBuggy;
- })();
-
- return PROPERTIES_ATTRIBUTES_MAP ?
- function(nodes) {
- for (var i = 0, node; node = nodes[i]; i++)
- node.removeAttribute('_countedByPrototype');
- return nodes;
- } :
- function(nodes) {
- for (var i = 0, node; node = nodes[i]; i++)
- node._countedByPrototype = void 0;
- return nodes;
- }
- })(),
-
- index: function(parentNode, reverse, ofType) {
- parentNode._countedByPrototype = Prototype.emptyFunction;
- if (reverse) {
- for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
- var node = nodes[i];
- if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
- }
- } else {
- for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
- if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
+ if (preCompute) {
+ this._preComputing = true;
+ this._begin();
+ Element.Layout.PROPERTIES.each( this._compute, this );
+ this._end();
+ this._preComputing = false;
}
},
- unique: function(nodes) {
- if (nodes.length == 0) return nodes;
- var results = [], n;
- for (var i = 0, l = nodes.length; i < l; i++)
- if (typeof (n = nodes[i])._countedByPrototype == 'undefined') {
- n._countedByPrototype = Prototype.emptyFunction;
- results.push(Element.extend(n));
- }
- return Selector.handlers.unmark(results);
+ _set: function(property, value) {
+ return Hash.prototype.set.call(this, property, value);
},
- descendant: function(nodes) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- h.concat(results, node.getElementsByTagName('*'));
- return results;
+ set: function(property, value) {
+ throw "Properties of Element.Layout are read-only.";
},
- child: function(nodes) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- for (var j = 0, child; child = node.childNodes[j]; j++)
- if (child.nodeType == 1 && child.tagName != '!') results.push(child);
- }
- return results;
+ get: function($super, property) {
+ var value = $super(property);
+ return value === null ? this._compute(property) : value;
},
- adjacent: function(nodes) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- var next = this.nextElementSibling(node);
- if (next) results.push(next);
- }
- return results;
- },
+ _begin: function() {
+ if (this._prepared) return;
- laterSibling: function(nodes) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- h.concat(results, Element.nextSiblings(node));
- return results;
- },
-
- nextElementSibling: function(node) {
- while (node = node.nextSibling)
- if (node.nodeType == 1) return node;
- return null;
- },
-
- previousElementSibling: function(node) {
- while (node = node.previousSibling)
- if (node.nodeType == 1) return node;
- return null;
- },
-
- tagName: function(nodes, root, tagName, combinator) {
- var uTagName = tagName.toUpperCase();
- var results = [], h = Selector.handlers;
- if (nodes) {
- if (combinator) {
- if (combinator == "descendant") {
- for (var i = 0, node; node = nodes[i]; i++)
- h.concat(results, node.getElementsByTagName(tagName));
- return results;
- } else nodes = this[combinator](nodes);
- if (tagName == "*") return nodes;
- }
- for (var i = 0, node; node = nodes[i]; i++)
- if (node.tagName.toUpperCase() === uTagName) results.push(node);
- return results;
- } else return root.getElementsByTagName(tagName);
- },
-
- id: function(nodes, root, id, combinator) {
- var targetNode = $(id), h = Selector.handlers;
-
- if (root == document) {
- if (!targetNode) return [];
- if (!nodes) return [targetNode];
- } else {
- if (!root.sourceIndex || root.sourceIndex < 1) {
- var nodes = root.getElementsByTagName('*');
- for (var j = 0, node; node = nodes[j]; j++) {
- if (node.id === id) return [node];
- }
- }
+ var element = this.element;
+ if (isDisplayed(element)) {
+ this._prepared = true;
+ return;
}
- if (nodes) {
- if (combinator) {
- if (combinator == 'child') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (targetNode.parentNode == node) return [targetNode];
- } else if (combinator == 'descendant') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (Element.descendantOf(targetNode, node)) return [targetNode];
- } else if (combinator == 'adjacent') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (Selector.handlers.previousElementSibling(targetNode) == node)
- return [targetNode];
- } else nodes = h[combinator](nodes);
- }
- for (var i = 0, node; node = nodes[i]; i++)
- if (node == targetNode) return [targetNode];
- return [];
- }
- return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
- },
+ var originalStyles = {
+ position: element.style.position || '',
+ width: element.style.width || '',
+ visibility: element.style.visibility || '',
+ display: element.style.display || ''
+ };
- className: function(nodes, root, className, combinator) {
- if (nodes && combinator) nodes = this[combinator](nodes);
- return Selector.handlers.byClassName(nodes, root, className);
- },
+ element.store('prototype_original_styles', originalStyles);
- byClassName: function(nodes, root, className) {
- if (!nodes) nodes = Selector.handlers.descendant([root]);
- var needle = ' ' + className + ' ';
- for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
- nodeClassName = node.className;
- if (nodeClassName.length == 0) continue;
- if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
- results.push(node);
- }
- return results;
- },
+ var position = element.getStyle('position'),
+ width = element.getStyle('width');
- attrPresence: function(nodes, root, attr, combinator) {
- if (!nodes) nodes = root.getElementsByTagName("*");
- if (nodes && combinator) nodes = this[combinator](nodes);
- var results = [];
- for (var i = 0, node; node = nodes[i]; i++)
- if (Element.hasAttribute(node, attr)) results.push(node);
- return results;
- },
-
- attr: function(nodes, root, attr, value, operator, combinator) {
- if (!nodes) nodes = root.getElementsByTagName("*");
- if (nodes && combinator) nodes = this[combinator](nodes);
- var handler = Selector.operators[operator], results = [];
- for (var i = 0, node; node = nodes[i]; i++) {
- var nodeValue = Element.readAttribute(node, attr);
- if (nodeValue === null) continue;
- if (handler(nodeValue, value)) results.push(node);
- }
- return results;
- },
-
- pseudo: function(nodes, name, value, root, combinator) {
- if (nodes && combinator) nodes = this[combinator](nodes);
- if (!nodes) nodes = root.getElementsByTagName("*");
- return Selector.pseudos[name](nodes, value, root);
- }
- },
-
- pseudos: {
- 'first-child': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- if (Selector.handlers.previousElementSibling(node)) continue;
- results.push(node);
- }
- return results;
- },
- 'last-child': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- if (Selector.handlers.nextElementSibling(node)) continue;
- results.push(node);
- }
- return results;
- },
- 'only-child': function(nodes, value, root) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
- results.push(node);
- return results;
- },
- 'nth-child': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, formula, root);
- },
- 'nth-last-child': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, formula, root, true);
- },
- 'nth-of-type': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, formula, root, false, true);
- },
- 'nth-last-of-type': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, formula, root, true, true);
- },
- 'first-of-type': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, "1", root, false, true);
- },
- 'last-of-type': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, "1", root, true, true);
- },
- 'only-of-type': function(nodes, formula, root) {
- var p = Selector.pseudos;
- return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
- },
-
- getIndices: function(a, b, total) {
- if (a == 0) return b > 0 ? [b] : [];
- return $R(1, total).inject([], function(memo, i) {
- if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
- return memo;
+ element.setStyle({
+ position: 'absolute',
+ visibility: 'hidden',
+ display: 'block'
});
- },
- nth: function(nodes, formula, root, reverse, ofType) {
- if (nodes.length == 0) return [];
- if (formula == 'even') formula = '2n+0';
- if (formula == 'odd') formula = '2n+1';
- var h = Selector.handlers, results = [], indexed = [], m;
- h.mark(nodes);
- for (var i = 0, node; node = nodes[i]; i++) {
- if (!node.parentNode._countedByPrototype) {
- h.index(node.parentNode, reverse, ofType);
- indexed.push(node.parentNode);
- }
+ var positionedWidth = element.getStyle('width');
+
+ var newWidth;
+ if (width && (positionedWidth === width)) {
+ newWidth = getPixelValue(width);
+ } else if (width && (position === 'absolute' || position === 'fixed')) {
+ newWidth = getPixelValue(width);
+ } else {
+ var parent = element.parentNode, pLayout = $(parent).getLayout();
+
+ newWidth = pLayout.get('width') -
+ this.get('margin-left') -
+ this.get('border-left') -
+ this.get('padding-left') -
+ this.get('padding-right') -
+ this.get('border-right') -
+ this.get('margin-right');
}
- if (formula.match(/^\d+$/)) { // just a number
- formula = Number(formula);
- for (var i = 0, node; node = nodes[i]; i++)
- if (node.nodeIndex == formula) results.push(node);
- } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
- if (m[1] == "-") m[1] = -1;
- var a = m[1] ? Number(m[1]) : 1;
- var b = m[2] ? Number(m[2]) : 0;
- var indices = Selector.pseudos.getIndices(a, b, nodes.length);
- for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
- for (var j = 0; j < l; j++)
- if (node.nodeIndex == indices[j]) results.push(node);
- }
+
+ element.setStyle({ width: newWidth + 'px' });
+
+ this._prepared = true;
+ },
+
+ _end: function() {
+ var element = this.element;
+ var originalStyles = element.retrieve('prototype_original_styles');
+ element.store('prototype_original_styles', null);
+ element.setStyle(originalStyles);
+ this._prepared = false;
+ },
+
+ _compute: function(property) {
+ var COMPUTATIONS = Element.Layout.COMPUTATIONS;
+ if (!(property in COMPUTATIONS)) {
+ throw "Property not found.";
}
- h.unmark(nodes);
- h.unmark(indexed);
- return results;
+ return this._set(property, COMPUTATIONS[property].call(this, this.element));
},
- 'empty': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- if (node.tagName == '!' || node.firstChild) continue;
- results.push(node);
- }
- return results;
+ toObject: function() {
+ var args = $A(arguments);
+ var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
+ args.join(' ').split(' ');
+ var obj = {};
+ keys.each( function(key) {
+ if (!Element.Layout.PROPERTIES.include(key)) return;
+ var value = this.get(key);
+ if (value != null) obj[key] = value;
+ }, this);
+ return obj;
},
- 'not': function(nodes, selector, root) {
- var h = Selector.handlers, selectorType, m;
- var exclusions = new Selector(selector).findElements(root);
- h.mark(exclusions);
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (!node._countedByPrototype) results.push(node);
- h.unmark(exclusions);
- return results;
+ toHash: function() {
+ var obj = this.toObject.apply(this, arguments);
+ return new Hash(obj);
},
- 'enabled': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (!node.disabled && (!node.type || node.type !== 'hidden'))
- results.push(node);
- return results;
+ toCSS: function() {
+ var args = $A(arguments);
+ var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
+ args.join(' ').split(' ');
+ var css = {};
+
+ keys.each( function(key) {
+ if (!Element.Layout.PROPERTIES.include(key)) return;
+ if (Element.Layout.COMPOSITE_PROPERTIES.include(key)) return;
+
+ var value = this.get(key);
+ if (value != null) css[cssNameFor(key)] = value + 'px';
+ }, this);
+ return css;
},
- 'disabled': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (node.disabled) results.push(node);
- return results;
- },
-
- 'checked': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (node.checked) results.push(node);
- return results;
- }
- },
-
- operators: {
- '=': function(nv, v) { return nv == v; },
- '!=': function(nv, v) { return nv != v; },
- '^=': function(nv, v) { return nv == v || nv && nv.startsWith(v); },
- '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); },
- '*=': function(nv, v) { return nv == v || nv && nv.include(v); },
- '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
- '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() +
- '-').include('-' + (v || "").toUpperCase() + '-'); }
- },
-
- split: function(expression) {
- var expressions = [];
- expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
- expressions.push(m[1].strip());
- });
- return expressions;
- },
-
- matchElements: function(elements, expression) {
- var matches = $$(expression), h = Selector.handlers;
- h.mark(matches);
- for (var i = 0, results = [], element; element = elements[i]; i++)
- if (element._countedByPrototype) results.push(element);
- h.unmark(matches);
- return results;
- },
-
- findElement: function(elements, expression, index) {
- if (Object.isNumber(expression)) {
- index = expression; expression = false;
- }
- return Selector.matchElements(elements, expression || '*')[index || 0];
- },
-
- findChildElements: function(element, expressions) {
- expressions = Selector.split(expressions.join(','));
- var results = [], h = Selector.handlers;
- for (var i = 0, l = expressions.length, selector; i < l; i++) {
- selector = new Selector(expressions[i].strip());
- h.concat(results, selector.findElements(element));
- }
- return (l > 1) ? h.unique(results) : results;
- }
-});
-
-if (Prototype.Browser.IE) {
- Object.extend(Selector.handlers, {
- concat: function(a, b) {
- for (var i = 0, node; node = b[i]; i++)
- if (node.tagName !== "!") a.push(node);
- return a;
+ inspect: function() {
+ return "#";
}
});
+
+ Object.extend(Element.Layout, {
+ PROPERTIES: $w('height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height'),
+
+ COMPOSITE_PROPERTIES: $w('padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height'),
+
+ COMPUTATIONS: {
+ 'height': function(element) {
+ if (!this._preComputing) this._begin();
+
+ var bHeight = this.get('border-box-height');
+ if (bHeight <= 0) return 0;
+
+ var bTop = this.get('border-top'),
+ bBottom = this.get('border-bottom');
+
+ var pTop = this.get('padding-top'),
+ pBottom = this.get('padding-bottom');
+
+ if (!this._preComputing) this._end();
+
+ return bHeight - bTop - bBottom - pTop - pBottom;
+ },
+
+ 'width': function(element) {
+ if (!this._preComputing) this._begin();
+
+ var bWidth = this.get('border-box-width');
+ if (bWidth <= 0) return 0;
+
+ var bLeft = this.get('border-left'),
+ bRight = this.get('border-right');
+
+ var pLeft = this.get('padding-left'),
+ pRight = this.get('padding-right');
+
+ if (!this._preComputing) this._end();
+
+ return bWidth - bLeft - bRight - pLeft - pRight;
+ },
+
+ 'padding-box-height': function(element) {
+ var height = this.get('height'),
+ pTop = this.get('padding-top'),
+ pBottom = this.get('padding-bottom');
+
+ return height + pTop + pBottom;
+ },
+
+ 'padding-box-width': function(element) {
+ var width = this.get('width'),
+ pLeft = this.get('padding-left'),
+ pRight = this.get('padding-right');
+
+ return width + pLeft + pRight;
+ },
+
+ 'border-box-height': function(element) {
+ return element.offsetHeight;
+ },
+
+ 'border-box-width': function(element) {
+ return element.offsetWidth;
+ },
+
+ 'margin-box-height': function(element) {
+ var bHeight = this.get('border-box-height'),
+ mTop = this.get('margin-top'),
+ mBottom = this.get('margin-bottom');
+
+ if (bHeight <= 0) return 0;
+
+ return bHeight + mTop + mBottom;
+ },
+
+ 'margin-box-width': function(element) {
+ var bWidth = this.get('border-box-width'),
+ mLeft = this.get('margin-left'),
+ mRight = this.get('margin-right');
+
+ if (bWidth <= 0) return 0;
+
+ return bWidth + mLeft + mRight;
+ },
+
+ 'top': function(element) {
+ var offset = element.positionedOffset();
+ return offset.top;
+ },
+
+ 'bottom': function(element) {
+ var offset = element.positionedOffset(),
+ parent = element.getOffsetParent(),
+ pHeight = parent.measure('height');
+
+ var mHeight = this.get('border-box-height');
+
+ return pHeight - mHeight - offset.top;
+ },
+
+ 'left': function(element) {
+ var offset = element.positionedOffset();
+ return offset.left;
+ },
+
+ 'right': function(element) {
+ var offset = element.positionedOffset(),
+ parent = element.getOffsetParent(),
+ pWidth = parent.measure('width');
+
+ var mWidth = this.get('border-box-width');
+
+ return pWidth - mWidth - offset.left;
+ },
+
+ 'padding-top': function(element) {
+ return getPixelValue(element, 'paddingTop');
+ },
+
+ 'padding-bottom': function(element) {
+ return getPixelValue(element, 'paddingBottom');
+ },
+
+ 'padding-left': function(element) {
+ return getPixelValue(element, 'paddingLeft');
+ },
+
+ 'padding-right': function(element) {
+ return getPixelValue(element, 'paddingRight');
+ },
+
+ 'border-top': function(element) {
+ return Object.isNumber(element.clientTop) ? element.clientTop :
+ getPixelValue(element, 'borderTopWidth');
+ },
+
+ 'border-bottom': function(element) {
+ return Object.isNumber(element.clientBottom) ? element.clientBottom :
+ getPixelValue(element, 'borderBottomWidth');
+ },
+
+ 'border-left': function(element) {
+ return Object.isNumber(element.clientLeft) ? element.clientLeft :
+ getPixelValue(element, 'borderLeftWidth');
+ },
+
+ 'border-right': function(element) {
+ return Object.isNumber(element.clientRight) ? element.clientRight :
+ getPixelValue(element, 'borderRightWidth');
+ },
+
+ 'margin-top': function(element) {
+ return getPixelValue(element, 'marginTop');
+ },
+
+ 'margin-bottom': function(element) {
+ return getPixelValue(element, 'marginBottom');
+ },
+
+ 'margin-left': function(element) {
+ return getPixelValue(element, 'marginLeft');
+ },
+
+ 'margin-right': function(element) {
+ return getPixelValue(element, 'marginRight');
+ }
+ }
+ });
+
+ if ('getBoundingClientRect' in document.documentElement) {
+ Object.extend(Element.Layout.COMPUTATIONS, {
+ 'right': function(element) {
+ var parent = hasLayout(element.getOffsetParent());
+ var rect = element.getBoundingClientRect(),
+ pRect = parent.getBoundingClientRect();
+
+ return (pRect.right - rect.right).round();
+ },
+
+ 'bottom': function(element) {
+ var parent = hasLayout(element.getOffsetParent());
+ var rect = element.getBoundingClientRect(),
+ pRect = parent.getBoundingClientRect();
+
+ return (pRect.bottom - rect.bottom).round();
+ }
+ });
+ }
+
+ Element.Offset = Class.create({
+ initialize: function(left, top) {
+ this.left = left.round();
+ this.top = top.round();
+
+ this[0] = this.left;
+ this[1] = this.top;
+ },
+
+ relativeTo: function(offset) {
+ return new Element.Offset(
+ this.left - offset.left,
+ this.top - offset.top
+ );
+ },
+
+ inspect: function() {
+ return "#".interpolate(this);
+ },
+
+ toString: function() {
+ return "[#{left}, #{top}]".interpolate(this);
+ },
+
+ toArray: function() {
+ return [this.left, this.top];
+ }
+ });
+
+ function getLayout(element, preCompute) {
+ return new Element.Layout(element, preCompute);
+ }
+
+ function measure(element, property) {
+ return $(element).getLayout().get(property);
+ }
+
+ function getDimensions(element) {
+ var layout = $(element).getLayout();
+ return {
+ width: layout.get('width'),
+ height: layout.get('height')
+ };
+ }
+
+ function getOffsetParent(element) {
+ if (isDetached(element)) return $(document.body);
+
+ var isInline = (Element.getStyle(element, 'display') === 'inline');
+ if (!isInline && element.offsetParent) return $(element.offsetParent);
+ if (element === document.body) return $(element);
+
+ while ((element = element.parentNode) && element !== document.body) {
+ if (Element.getStyle(element, 'position') !== 'static') {
+ return (element.nodeName === 'HTML') ? $(document.body) : $(element);
+ }
+ }
+
+ return $(document.body);
+ }
+
+
+ function cumulativeOffset(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ } while (element);
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function positionedOffset(element) {
+ var layout = element.getLayout();
+
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ element = element.offsetParent;
+ if (element) {
+ if (isBody(element)) break;
+ var p = Element.getStyle(element, 'position');
+ if (p !== 'static') break;
+ }
+ } while (element);
+
+ valueL -= layout.get('margin-top');
+ valueT -= layout.get('margin-left');
+
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function cumulativeScrollOffset(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.scrollTop || 0;
+ valueL += element.scrollLeft || 0;
+ element = element.parentNode;
+ } while (element);
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function viewportOffset(forElement) {
+ var valueT = 0, valueL = 0, docBody = document.body;
+
+ var element = forElement;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ if (element.offsetParent == docBody &&
+ Element.getStyle(element, 'position') == 'absolute') break;
+ } while (element = element.offsetParent);
+
+ element = forElement;
+ do {
+ if (element != docBody) {
+ valueT -= element.scrollTop || 0;
+ valueL -= element.scrollLeft || 0;
+ }
+ } while (element = element.parentNode);
+ return new Element.Offset(valueL, valueT);
+ }
+
+ function absolutize(element) {
+ element = $(element);
+
+ if (Element.getStyle(element, 'position') === 'absolute') {
+ return element;
+ }
+
+ var offsetParent = getOffsetParent(element);
+ var eOffset = element.viewportOffset(),
+ pOffset = offsetParent.viewportOffset();
+
+ var offset = eOffset.relativeTo(pOffset);
+ var layout = element.getLayout();
+
+ element.store('prototype_absolutize_original_styles', {
+ left: element.getStyle('left'),
+ top: element.getStyle('top'),
+ width: element.getStyle('width'),
+ height: element.getStyle('height')
+ });
+
+ element.setStyle({
+ position: 'absolute',
+ top: offset.top + 'px',
+ left: offset.left + 'px',
+ width: layout.get('width') + 'px',
+ height: layout.get('height') + 'px'
+ });
+
+ return element;
+ }
+
+ function relativize(element) {
+ element = $(element);
+ if (Element.getStyle(element, 'position') === 'relative') {
+ return element;
+ }
+
+ var originalStyles =
+ element.retrieve('prototype_absolutize_original_styles');
+
+ if (originalStyles) element.setStyle(originalStyles);
+ return element;
+ }
+
+ Element.addMethods({
+ getLayout: getLayout,
+ measure: measure,
+ getDimensions: getDimensions,
+ getOffsetParent: getOffsetParent,
+ cumulativeOffset: cumulativeOffset,
+ positionedOffset: positionedOffset,
+ cumulativeScrollOffset: cumulativeScrollOffset,
+ viewportOffset: viewportOffset,
+ absolutize: absolutize,
+ relativize: relativize
+ });
+
+ function isBody(element) {
+ return element.nodeName.toUpperCase() === 'BODY';
+ }
+
+ function isDetached(element) {
+ return element !== document.body &&
+ !Element.descendantOf(element, document.body);
+ }
+
+ if ('getBoundingClientRect' in document.documentElement) {
+ Element.addMethods({
+ viewportOffset: function(element) {
+ element = $(element);
+ if (isDetached(element)) return new Element.Offset(0, 0);
+
+ var rect = element.getBoundingClientRect(),
+ docEl = document.documentElement;
+ return new Element.Offset(rect.left - docEl.clientLeft,
+ rect.top - docEl.clientTop);
+ },
+
+ positionedOffset: function(element) {
+ element = $(element);
+ var parent = element.getOffsetParent();
+ if (isDetached(element)) return new Element.Offset(0, 0);
+
+ if (element.offsetParent &&
+ element.offsetParent.nodeName.toUpperCase() === 'HTML') {
+ return positionedOffset(element);
+ }
+
+ var eOffset = element.viewportOffset(),
+ pOffset = isBody(parent) ? viewportOffset(parent) :
+ parent.viewportOffset();
+ var retOffset = eOffset.relativeTo(pOffset);
+
+ var layout = element.getLayout();
+ var top = retOffset.top - layout.get('margin-top');
+ var left = retOffset.left - layout.get('margin-left');
+
+ return new Element.Offset(left, top);
+ }
+ });
+ }
+})();
+window.$$ = function() {
+ var expression = $A(arguments).join(', ');
+ return Prototype.Selector.select(expression, document);
+};
+
+Prototype.Selector = (function() {
+
+ function select() {
+ throw new Error('Method "Prototype.Selector.select" must be defined.');
+ }
+
+ function match() {
+ throw new Error('Method "Prototype.Selector.match" must be defined.');
+ }
+
+ function find(elements, expression, index) {
+ index = index || 0;
+ var match = Prototype.Selector.match, length = elements.length, matchIndex = 0, i;
+
+ for (i = 0; i < length; i++) {
+ if (match(elements[i], expression) && index == matchIndex++) {
+ return Element.extend(elements[i]);
+ }
+ }
+ }
+
+ function extendElements(elements) {
+ for (var i = 0, length = elements.length; i < length; i++) {
+ Element.extend(elements[i]);
+ }
+ return elements;
+ }
+
+
+ var K = Prototype.K;
+
+ return {
+ select: select,
+ match: match,
+ find: find,
+ extendElements: (Element.extend === K) ? K : extendElements,
+ extendElement: Element.extend
+ };
+})();
+Prototype._original_property = window.Sizzle;
+/*!
+ * Sizzle CSS Selector Engine - v1.0
+ * Copyright 2009, The Dojo Foundation
+ * Released under the MIT, BSD, and GPL Licenses.
+ * More information: http://sizzlejs.com/
+ */
+(function(){
+
+var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g,
+ done = 0,
+ toString = Object.prototype.toString,
+ hasDuplicate = false,
+ baseHasDuplicate = true;
+
+[0, 0].sort(function(){
+ baseHasDuplicate = false;
+ return 0;
+});
+
+var Sizzle = function(selector, context, results, seed) {
+ results = results || [];
+ var origContext = context = context || document;
+
+ if ( context.nodeType !== 1 && context.nodeType !== 9 ) {
+ return [];
+ }
+
+ if ( !selector || typeof selector !== "string" ) {
+ return results;
+ }
+
+ var parts = [], m, set, checkSet, check, mode, extra, prune = true, contextXML = isXML(context),
+ soFar = selector;
+
+ while ( (chunker.exec(""), m = chunker.exec(soFar)) !== null ) {
+ soFar = m[3];
+
+ parts.push( m[1] );
+
+ if ( m[2] ) {
+ extra = m[3];
+ break;
+ }
+ }
+
+ if ( parts.length > 1 && origPOS.exec( selector ) ) {
+ if ( parts.length === 2 && Expr.relative[ parts[0] ] ) {
+ set = posProcess( parts[0] + parts[1], context );
+ } else {
+ set = Expr.relative[ parts[0] ] ?
+ [ context ] :
+ Sizzle( parts.shift(), context );
+
+ while ( parts.length ) {
+ selector = parts.shift();
+
+ if ( Expr.relative[ selector ] )
+ selector += parts.shift();
+
+ set = posProcess( selector, set );
+ }
+ }
+ } else {
+ if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML &&
+ Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
+ var ret = Sizzle.find( parts.shift(), context, contextXML );
+ context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0];
+ }
+
+ if ( context ) {
+ var ret = seed ?
+ { expr: parts.pop(), set: makeArray(seed) } :
+ Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
+ set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
+
+ if ( parts.length > 0 ) {
+ checkSet = makeArray(set);
+ } else {
+ prune = false;
+ }
+
+ while ( parts.length ) {
+ var cur = parts.pop(), pop = cur;
+
+ if ( !Expr.relative[ cur ] ) {
+ cur = "";
+ } else {
+ pop = parts.pop();
+ }
+
+ if ( pop == null ) {
+ pop = context;
+ }
+
+ Expr.relative[ cur ]( checkSet, pop, contextXML );
+ }
+ } else {
+ checkSet = parts = [];
+ }
+ }
+
+ if ( !checkSet ) {
+ checkSet = set;
+ }
+
+ if ( !checkSet ) {
+ throw "Syntax error, unrecognized expression: " + (cur || selector);
+ }
+
+ if ( toString.call(checkSet) === "[object Array]" ) {
+ if ( !prune ) {
+ results.push.apply( results, checkSet );
+ } else if ( context && context.nodeType === 1 ) {
+ for ( var i = 0; checkSet[i] != null; i++ ) {
+ if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
+ results.push( set[i] );
+ }
+ }
+ } else {
+ for ( var i = 0; checkSet[i] != null; i++ ) {
+ if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
+ results.push( set[i] );
+ }
+ }
+ }
+ } else {
+ makeArray( checkSet, results );
+ }
+
+ if ( extra ) {
+ Sizzle( extra, origContext, results, seed );
+ Sizzle.uniqueSort( results );
+ }
+
+ return results;
+};
+
+Sizzle.uniqueSort = function(results){
+ if ( sortOrder ) {
+ hasDuplicate = baseHasDuplicate;
+ results.sort(sortOrder);
+
+ if ( hasDuplicate ) {
+ for ( var i = 1; i < results.length; i++ ) {
+ if ( results[i] === results[i-1] ) {
+ results.splice(i--, 1);
+ }
+ }
+ }
+ }
+
+ return results;
+};
+
+Sizzle.matches = function(expr, set){
+ return Sizzle(expr, null, null, set);
+};
+
+Sizzle.find = function(expr, context, isXML){
+ var set, match;
+
+ if ( !expr ) {
+ return [];
+ }
+
+ for ( var i = 0, l = Expr.order.length; i < l; i++ ) {
+ var type = Expr.order[i], match;
+
+ if ( (match = Expr.leftMatch[ type ].exec( expr )) ) {
+ var left = match[1];
+ match.splice(1,1);
+
+ if ( left.substr( left.length - 1 ) !== "\\" ) {
+ match[1] = (match[1] || "").replace(/\\/g, "");
+ set = Expr.find[ type ]( match, context, isXML );
+ if ( set != null ) {
+ expr = expr.replace( Expr.match[ type ], "" );
+ break;
+ }
+ }
+ }
+ }
+
+ if ( !set ) {
+ set = context.getElementsByTagName("*");
+ }
+
+ return {set: set, expr: expr};
+};
+
+Sizzle.filter = function(expr, set, inplace, not){
+ var old = expr, result = [], curLoop = set, match, anyFound,
+ isXMLFilter = set && set[0] && isXML(set[0]);
+
+ while ( expr && set.length ) {
+ for ( var type in Expr.filter ) {
+ if ( (match = Expr.match[ type ].exec( expr )) != null ) {
+ var filter = Expr.filter[ type ], found, item;
+ anyFound = false;
+
+ if ( curLoop == result ) {
+ result = [];
+ }
+
+ if ( Expr.preFilter[ type ] ) {
+ match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
+
+ if ( !match ) {
+ anyFound = found = true;
+ } else if ( match === true ) {
+ continue;
+ }
+ }
+
+ if ( match ) {
+ for ( var i = 0; (item = curLoop[i]) != null; i++ ) {
+ if ( item ) {
+ found = filter( item, match, i, curLoop );
+ var pass = not ^ !!found;
+
+ if ( inplace && found != null ) {
+ if ( pass ) {
+ anyFound = true;
+ } else {
+ curLoop[i] = false;
+ }
+ } else if ( pass ) {
+ result.push( item );
+ anyFound = true;
+ }
+ }
+ }
+ }
+
+ if ( found !== undefined ) {
+ if ( !inplace ) {
+ curLoop = result;
+ }
+
+ expr = expr.replace( Expr.match[ type ], "" );
+
+ if ( !anyFound ) {
+ return [];
+ }
+
+ break;
+ }
+ }
+ }
+
+ if ( expr == old ) {
+ if ( anyFound == null ) {
+ throw "Syntax error, unrecognized expression: " + expr;
+ } else {
+ break;
+ }
+ }
+
+ old = expr;
+ }
+
+ return curLoop;
+};
+
+var Expr = Sizzle.selectors = {
+ order: [ "ID", "NAME", "TAG" ],
+ match: {
+ ID: /#((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
+ CLASS: /\.((?:[\w\u00c0-\uFFFF-]|\\.)+)/,
+ NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF-]|\\.)+)['"]*\]/,
+ ATTR: /\[\s*((?:[\w\u00c0-\uFFFF-]|\\.)+)\s*(?:(\S?=)\s*(['"]*)(.*?)\3|)\s*\]/,
+ TAG: /^((?:[\w\u00c0-\uFFFF\*-]|\\.)+)/,
+ CHILD: /:(only|nth|last|first)-child(?:\((even|odd|[\dn+-]*)\))?/,
+ POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^-]|$)/,
+ PSEUDO: /:((?:[\w\u00c0-\uFFFF-]|\\.)+)(?:\((['"]*)((?:\([^\)]+\)|[^\2\(\)]*)+)\2\))?/
+ },
+ leftMatch: {},
+ attrMap: {
+ "class": "className",
+ "for": "htmlFor"
+ },
+ attrHandle: {
+ href: function(elem){
+ return elem.getAttribute("href");
+ }
+ },
+ relative: {
+ "+": function(checkSet, part, isXML){
+ var isPartStr = typeof part === "string",
+ isTag = isPartStr && !/\W/.test(part),
+ isPartStrNotTag = isPartStr && !isTag;
+
+ if ( isTag && !isXML ) {
+ part = part.toUpperCase();
+ }
+
+ for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) {
+ if ( (elem = checkSet[i]) ) {
+ while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
+
+ checkSet[i] = isPartStrNotTag || elem && elem.nodeName === part ?
+ elem || false :
+ elem === part;
+ }
+ }
+
+ if ( isPartStrNotTag ) {
+ Sizzle.filter( part, checkSet, true );
+ }
+ },
+ ">": function(checkSet, part, isXML){
+ var isPartStr = typeof part === "string";
+
+ if ( isPartStr && !/\W/.test(part) ) {
+ part = isXML ? part : part.toUpperCase();
+
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ var parent = elem.parentNode;
+ checkSet[i] = parent.nodeName === part ? parent : false;
+ }
+ }
+ } else {
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ checkSet[i] = isPartStr ?
+ elem.parentNode :
+ elem.parentNode === part;
+ }
+ }
+
+ if ( isPartStr ) {
+ Sizzle.filter( part, checkSet, true );
+ }
+ }
+ },
+ "": function(checkSet, part, isXML){
+ var doneName = done++, checkFn = dirCheck;
+
+ if ( !/\W/.test(part) ) {
+ var nodeCheck = part = isXML ? part : part.toUpperCase();
+ checkFn = dirNodeCheck;
+ }
+
+ checkFn("parentNode", part, doneName, checkSet, nodeCheck, isXML);
+ },
+ "~": function(checkSet, part, isXML){
+ var doneName = done++, checkFn = dirCheck;
+
+ if ( typeof part === "string" && !/\W/.test(part) ) {
+ var nodeCheck = part = isXML ? part : part.toUpperCase();
+ checkFn = dirNodeCheck;
+ }
+
+ checkFn("previousSibling", part, doneName, checkSet, nodeCheck, isXML);
+ }
+ },
+ find: {
+ ID: function(match, context, isXML){
+ if ( typeof context.getElementById !== "undefined" && !isXML ) {
+ var m = context.getElementById(match[1]);
+ return m ? [m] : [];
+ }
+ },
+ NAME: function(match, context, isXML){
+ if ( typeof context.getElementsByName !== "undefined" ) {
+ var ret = [], results = context.getElementsByName(match[1]);
+
+ for ( var i = 0, l = results.length; i < l; i++ ) {
+ if ( results[i].getAttribute("name") === match[1] ) {
+ ret.push( results[i] );
+ }
+ }
+
+ return ret.length === 0 ? null : ret;
+ }
+ },
+ TAG: function(match, context){
+ return context.getElementsByTagName(match[1]);
+ }
+ },
+ preFilter: {
+ CLASS: function(match, curLoop, inplace, result, not, isXML){
+ match = " " + match[1].replace(/\\/g, "") + " ";
+
+ if ( isXML ) {
+ return match;
+ }
+
+ for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) {
+ if ( elem ) {
+ if ( not ^ (elem.className && (" " + elem.className + " ").indexOf(match) >= 0) ) {
+ if ( !inplace )
+ result.push( elem );
+ } else if ( inplace ) {
+ curLoop[i] = false;
+ }
+ }
+ }
+
+ return false;
+ },
+ ID: function(match){
+ return match[1].replace(/\\/g, "");
+ },
+ TAG: function(match, curLoop){
+ for ( var i = 0; curLoop[i] === false; i++ ){}
+ return curLoop[i] && isXML(curLoop[i]) ? match[1] : match[1].toUpperCase();
+ },
+ CHILD: function(match){
+ if ( match[1] == "nth" ) {
+ var test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
+ match[2] == "even" && "2n" || match[2] == "odd" && "2n+1" ||
+ !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
+
+ match[2] = (test[1] + (test[2] || 1)) - 0;
+ match[3] = test[3] - 0;
+ }
+
+ match[0] = done++;
+
+ return match;
+ },
+ ATTR: function(match, curLoop, inplace, result, not, isXML){
+ var name = match[1].replace(/\\/g, "");
+
+ if ( !isXML && Expr.attrMap[name] ) {
+ match[1] = Expr.attrMap[name];
+ }
+
+ if ( match[2] === "~=" ) {
+ match[4] = " " + match[4] + " ";
+ }
+
+ return match;
+ },
+ PSEUDO: function(match, curLoop, inplace, result, not){
+ if ( match[1] === "not" ) {
+ if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) {
+ match[3] = Sizzle(match[3], null, null, curLoop);
+ } else {
+ var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
+ if ( !inplace ) {
+ result.push.apply( result, ret );
+ }
+ return false;
+ }
+ } else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) {
+ return true;
+ }
+
+ return match;
+ },
+ POS: function(match){
+ match.unshift( true );
+ return match;
+ }
+ },
+ filters: {
+ enabled: function(elem){
+ return elem.disabled === false && elem.type !== "hidden";
+ },
+ disabled: function(elem){
+ return elem.disabled === true;
+ },
+ checked: function(elem){
+ return elem.checked === true;
+ },
+ selected: function(elem){
+ elem.parentNode.selectedIndex;
+ return elem.selected === true;
+ },
+ parent: function(elem){
+ return !!elem.firstChild;
+ },
+ empty: function(elem){
+ return !elem.firstChild;
+ },
+ has: function(elem, i, match){
+ return !!Sizzle( match[3], elem ).length;
+ },
+ header: function(elem){
+ return /h\d/i.test( elem.nodeName );
+ },
+ text: function(elem){
+ return "text" === elem.type;
+ },
+ radio: function(elem){
+ return "radio" === elem.type;
+ },
+ checkbox: function(elem){
+ return "checkbox" === elem.type;
+ },
+ file: function(elem){
+ return "file" === elem.type;
+ },
+ password: function(elem){
+ return "password" === elem.type;
+ },
+ submit: function(elem){
+ return "submit" === elem.type;
+ },
+ image: function(elem){
+ return "image" === elem.type;
+ },
+ reset: function(elem){
+ return "reset" === elem.type;
+ },
+ button: function(elem){
+ return "button" === elem.type || elem.nodeName.toUpperCase() === "BUTTON";
+ },
+ input: function(elem){
+ return /input|select|textarea|button/i.test(elem.nodeName);
+ }
+ },
+ setFilters: {
+ first: function(elem, i){
+ return i === 0;
+ },
+ last: function(elem, i, match, array){
+ return i === array.length - 1;
+ },
+ even: function(elem, i){
+ return i % 2 === 0;
+ },
+ odd: function(elem, i){
+ return i % 2 === 1;
+ },
+ lt: function(elem, i, match){
+ return i < match[3] - 0;
+ },
+ gt: function(elem, i, match){
+ return i > match[3] - 0;
+ },
+ nth: function(elem, i, match){
+ return match[3] - 0 == i;
+ },
+ eq: function(elem, i, match){
+ return match[3] - 0 == i;
+ }
+ },
+ filter: {
+ PSEUDO: function(elem, match, i, array){
+ var name = match[1], filter = Expr.filters[ name ];
+
+ if ( filter ) {
+ return filter( elem, i, match, array );
+ } else if ( name === "contains" ) {
+ return (elem.textContent || elem.innerText || "").indexOf(match[3]) >= 0;
+ } else if ( name === "not" ) {
+ var not = match[3];
+
+ for ( var i = 0, l = not.length; i < l; i++ ) {
+ if ( not[i] === elem ) {
+ return false;
+ }
+ }
+
+ return true;
+ }
+ },
+ CHILD: function(elem, match){
+ var type = match[1], node = elem;
+ switch (type) {
+ case 'only':
+ case 'first':
+ while ( (node = node.previousSibling) ) {
+ if ( node.nodeType === 1 ) return false;
+ }
+ if ( type == 'first') return true;
+ node = elem;
+ case 'last':
+ while ( (node = node.nextSibling) ) {
+ if ( node.nodeType === 1 ) return false;
+ }
+ return true;
+ case 'nth':
+ var first = match[2], last = match[3];
+
+ if ( first == 1 && last == 0 ) {
+ return true;
+ }
+
+ var doneName = match[0],
+ parent = elem.parentNode;
+
+ if ( parent && (parent.sizcache !== doneName || !elem.nodeIndex) ) {
+ var count = 0;
+ for ( node = parent.firstChild; node; node = node.nextSibling ) {
+ if ( node.nodeType === 1 ) {
+ node.nodeIndex = ++count;
+ }
+ }
+ parent.sizcache = doneName;
+ }
+
+ var diff = elem.nodeIndex - last;
+ if ( first == 0 ) {
+ return diff == 0;
+ } else {
+ return ( diff % first == 0 && diff / first >= 0 );
+ }
+ }
+ },
+ ID: function(elem, match){
+ return elem.nodeType === 1 && elem.getAttribute("id") === match;
+ },
+ TAG: function(elem, match){
+ return (match === "*" && elem.nodeType === 1) || elem.nodeName === match;
+ },
+ CLASS: function(elem, match){
+ return (" " + (elem.className || elem.getAttribute("class")) + " ")
+ .indexOf( match ) > -1;
+ },
+ ATTR: function(elem, match){
+ var name = match[1],
+ result = Expr.attrHandle[ name ] ?
+ Expr.attrHandle[ name ]( elem ) :
+ elem[ name ] != null ?
+ elem[ name ] :
+ elem.getAttribute( name ),
+ value = result + "",
+ type = match[2],
+ check = match[4];
+
+ return result == null ?
+ type === "!=" :
+ type === "=" ?
+ value === check :
+ type === "*=" ?
+ value.indexOf(check) >= 0 :
+ type === "~=" ?
+ (" " + value + " ").indexOf(check) >= 0 :
+ !check ?
+ value && result !== false :
+ type === "!=" ?
+ value != check :
+ type === "^=" ?
+ value.indexOf(check) === 0 :
+ type === "$=" ?
+ value.substr(value.length - check.length) === check :
+ type === "|=" ?
+ value === check || value.substr(0, check.length + 1) === check + "-" :
+ false;
+ },
+ POS: function(elem, match, i, array){
+ var name = match[2], filter = Expr.setFilters[ name ];
+
+ if ( filter ) {
+ return filter( elem, i, match, array );
+ }
+ }
+ }
+};
+
+var origPOS = Expr.match.POS;
+
+for ( var type in Expr.match ) {
+ Expr.match[ type ] = new RegExp( Expr.match[ type ].source + /(?![^\[]*\])(?![^\(]*\))/.source );
+ Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source );
}
-function $$() {
- return Selector.findChildElements(document, $A(arguments));
+var makeArray = function(array, results) {
+ array = Array.prototype.slice.call( array, 0 );
+
+ if ( results ) {
+ results.push.apply( results, array );
+ return results;
+ }
+
+ return array;
+};
+
+try {
+ Array.prototype.slice.call( document.documentElement.childNodes, 0 );
+
+} catch(e){
+ makeArray = function(array, results) {
+ var ret = results || [];
+
+ if ( toString.call(array) === "[object Array]" ) {
+ Array.prototype.push.apply( ret, array );
+ } else {
+ if ( typeof array.length === "number" ) {
+ for ( var i = 0, l = array.length; i < l; i++ ) {
+ ret.push( array[i] );
+ }
+ } else {
+ for ( var i = 0; array[i]; i++ ) {
+ ret.push( array[i] );
+ }
+ }
+ }
+
+ return ret;
+ };
}
+var sortOrder;
+
+if ( document.documentElement.compareDocumentPosition ) {
+ sortOrder = function( a, b ) {
+ if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+} else if ( "sourceIndex" in document.documentElement ) {
+ sortOrder = function( a, b ) {
+ if ( !a.sourceIndex || !b.sourceIndex ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var ret = a.sourceIndex - b.sourceIndex;
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+} else if ( document.createRange ) {
+ sortOrder = function( a, b ) {
+ if ( !a.ownerDocument || !b.ownerDocument ) {
+ if ( a == b ) {
+ hasDuplicate = true;
+ }
+ return 0;
+ }
+
+ var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
+ aRange.setStart(a, 0);
+ aRange.setEnd(a, 0);
+ bRange.setStart(b, 0);
+ bRange.setEnd(b, 0);
+ var ret = aRange.compareBoundaryPoints(Range.START_TO_END, bRange);
+ if ( ret === 0 ) {
+ hasDuplicate = true;
+ }
+ return ret;
+ };
+}
+
+(function(){
+ var form = document.createElement("div"),
+ id = "script" + (new Date).getTime();
+ form.innerHTML = "";
+
+ var root = document.documentElement;
+ root.insertBefore( form, root.firstChild );
+
+ if ( !!document.getElementById( id ) ) {
+ Expr.find.ID = function(match, context, isXML){
+ if ( typeof context.getElementById !== "undefined" && !isXML ) {
+ var m = context.getElementById(match[1]);
+ return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : [];
+ }
+ };
+
+ Expr.filter.ID = function(elem, match){
+ var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
+ return elem.nodeType === 1 && node && node.nodeValue === match;
+ };
+ }
+
+ root.removeChild( form );
+ root = form = null; // release memory in IE
+})();
+
+(function(){
+
+ var div = document.createElement("div");
+ div.appendChild( document.createComment("") );
+
+ if ( div.getElementsByTagName("*").length > 0 ) {
+ Expr.find.TAG = function(match, context){
+ var results = context.getElementsByTagName(match[1]);
+
+ if ( match[1] === "*" ) {
+ var tmp = [];
+
+ for ( var i = 0; results[i]; i++ ) {
+ if ( results[i].nodeType === 1 ) {
+ tmp.push( results[i] );
+ }
+ }
+
+ results = tmp;
+ }
+
+ return results;
+ };
+ }
+
+ div.innerHTML = "";
+ if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" &&
+ div.firstChild.getAttribute("href") !== "#" ) {
+ Expr.attrHandle.href = function(elem){
+ return elem.getAttribute("href", 2);
+ };
+ }
+
+ div = null; // release memory in IE
+})();
+
+if ( document.querySelectorAll ) (function(){
+ var oldSizzle = Sizzle, div = document.createElement("div");
+ div.innerHTML = "";
+
+ if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) {
+ return;
+ }
+
+ Sizzle = function(query, context, extra, seed){
+ context = context || document;
+
+ if ( !seed && context.nodeType === 9 && !isXML(context) ) {
+ try {
+ return makeArray( context.querySelectorAll(query), extra );
+ } catch(e){}
+ }
+
+ return oldSizzle(query, context, extra, seed);
+ };
+
+ for ( var prop in oldSizzle ) {
+ Sizzle[ prop ] = oldSizzle[ prop ];
+ }
+
+ div = null; // release memory in IE
+})();
+
+if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
+ var div = document.createElement("div");
+ div.innerHTML = "";
+
+ if ( div.getElementsByClassName("e").length === 0 )
+ return;
+
+ div.lastChild.className = "e";
+
+ if ( div.getElementsByClassName("e").length === 1 )
+ return;
+
+ Expr.order.splice(1, 0, "CLASS");
+ Expr.find.CLASS = function(match, context, isXML) {
+ if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) {
+ return context.getElementsByClassName(match[1]);
+ }
+ };
+
+ div = null; // release memory in IE
+})();
+
+function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
+ var sibDir = dir == "previousSibling" && !isXML;
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ if ( sibDir && elem.nodeType === 1 ){
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ elem = elem[dir];
+ var match = false;
+
+ while ( elem ) {
+ if ( elem.sizcache === doneName ) {
+ match = checkSet[elem.sizset];
+ break;
+ }
+
+ if ( elem.nodeType === 1 && !isXML ){
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+
+ if ( elem.nodeName === cur ) {
+ match = elem;
+ break;
+ }
+
+ elem = elem[dir];
+ }
+
+ checkSet[i] = match;
+ }
+ }
+}
+
+function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
+ var sibDir = dir == "previousSibling" && !isXML;
+ for ( var i = 0, l = checkSet.length; i < l; i++ ) {
+ var elem = checkSet[i];
+ if ( elem ) {
+ if ( sibDir && elem.nodeType === 1 ) {
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ elem = elem[dir];
+ var match = false;
+
+ while ( elem ) {
+ if ( elem.sizcache === doneName ) {
+ match = checkSet[elem.sizset];
+ break;
+ }
+
+ if ( elem.nodeType === 1 ) {
+ if ( !isXML ) {
+ elem.sizcache = doneName;
+ elem.sizset = i;
+ }
+ if ( typeof cur !== "string" ) {
+ if ( elem === cur ) {
+ match = true;
+ break;
+ }
+
+ } else if ( Sizzle.filter( cur, [elem] ).length > 0 ) {
+ match = elem;
+ break;
+ }
+ }
+
+ elem = elem[dir];
+ }
+
+ checkSet[i] = match;
+ }
+ }
+}
+
+var contains = document.compareDocumentPosition ? function(a, b){
+ return a.compareDocumentPosition(b) & 16;
+} : function(a, b){
+ return a !== b && (a.contains ? a.contains(b) : true);
+};
+
+var isXML = function(elem){
+ return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" ||
+ !!elem.ownerDocument && elem.ownerDocument.documentElement.nodeName !== "HTML";
+};
+
+var posProcess = function(selector, context){
+ var tmpSet = [], later = "", match,
+ root = context.nodeType ? [context] : context;
+
+ while ( (match = Expr.match.PSEUDO.exec( selector )) ) {
+ later += match[0];
+ selector = selector.replace( Expr.match.PSEUDO, "" );
+ }
+
+ selector = Expr.relative[selector] ? selector + "*" : selector;
+
+ for ( var i = 0, l = root.length; i < l; i++ ) {
+ Sizzle( selector, root[i], tmpSet );
+ }
+
+ return Sizzle.filter( later, tmpSet );
+};
+
+
+window.Sizzle = Sizzle;
+
+})();
+
+;(function(engine) {
+ var extendElements = Prototype.Selector.extendElements;
+
+ function select(selector, scope) {
+ return extendElements(engine(selector, scope || document));
+ }
+
+ function match(element, selector) {
+ return engine.matches(selector, [element]).length == 1;
+ }
+
+ Prototype.Selector.engine = engine;
+ Prototype.Selector.select = select;
+ Prototype.Selector.match = match;
+})(Sizzle);
+
+window.Sizzle = Prototype._original_property;
+delete Prototype._original_property;
+
var Form = {
reset: function(form) {
form = $(form);
@@ -4334,8 +5372,12 @@ Form.EventObserver = Class.create(Abstract.EventObserver, {
function findElement(event, expression) {
var element = Event.element(event);
if (!expression) return element;
- var elements = [element].concat(element.ancestors());
- return Selector.findElement(elements, expression, 0);
+ while (element) {
+ if (Object.isElement(element) && Prototype.Selector.match(element, expression)) {
+ return Element.extend(element);
+ }
+ element = element.parentNode;
+ }
}
function pointer(event) {
@@ -4504,12 +5546,12 @@ Form.EventObserver = Class.create(Abstract.EventObserver, {
window.addEventListener('unload', Prototype.emptyFunction, false);
- var _getDOMEventName = Prototype.K;
+ var _getDOMEventName = Prototype.K,
+ translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) {
_getDOMEventName = function(eventName) {
- var translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
- return eventName in translations ? translations[eventName] : eventName;
+ return (translations[eventName] || eventName);
};
}
@@ -4543,38 +5585,29 @@ Form.EventObserver = Class.create(Abstract.EventObserver, {
element = $(element);
var registry = Element.retrieve(element, 'prototype_event_registry');
+ if (!registry) return element;
- if (Object.isUndefined(registry)) return element;
-
- if (eventName && !handler) {
- var responders = registry.get(eventName);
-
- if (Object.isUndefined(responders)) return element;
-
- responders.each( function(r) {
- Element.stopObserving(element, eventName, r.handler);
- });
- return element;
- } else if (!eventName) {
+ if (!eventName) {
registry.each( function(pair) {
- var eventName = pair.key, responders = pair.value;
-
- responders.each( function(r) {
- Element.stopObserving(element, eventName, r.handler);
- });
+ var eventName = pair.key;
+ stopObserving(element, eventName);
});
return element;
}
var responders = registry.get(eventName);
+ if (!responders) return element;
- if (!responders) return;
+ if (!handler) {
+ responders.each(function(r) {
+ stopObserving(element, eventName, r.handler);
+ });
+ return element;
+ }
var responder = responders.find( function(r) { return r.handler === handler; });
if (!responder) return element;
- var actualEventName = _getDOMEventName(eventName);
-
if (eventName.include(':')) {
if (element.removeEventListener)
element.removeEventListener("dataavailable", responder, false);
@@ -4583,6 +5616,7 @@ Form.EventObserver = Class.create(Abstract.EventObserver, {
element.detachEvent("onfilterchange", responder);
}
} else {
+ var actualEventName = _getDOMEventName(eventName);
if (element.removeEventListener)
element.removeEventListener(actualEventName, responder, false);
else
@@ -4623,13 +5657,47 @@ Form.EventObserver = Class.create(Abstract.EventObserver, {
return Event.extend(event);
}
+ Event.Handler = Class.create({
+ initialize: function(element, eventName, selector, callback) {
+ this.element = $(element);
+ this.eventName = eventName;
+ this.selector = selector;
+ this.callback = callback;
+ this.handler = this.handleEvent.bind(this);
+ },
+
+ start: function() {
+ Event.observe(this.element, this.eventName, this.handler);
+ return this;
+ },
+
+ stop: function() {
+ Event.stopObserving(this.element, this.eventName, this.handler);
+ return this;
+ },
+
+ handleEvent: function(event) {
+ var element = event.findElement(this.selector);
+ if (element) this.callback.call(this.element, event, element);
+ }
+ });
+
+ function on(element, eventName, selector, callback) {
+ element = $(element);
+ if (Object.isFunction(selector) && Object.isUndefined(callback)) {
+ callback = selector, selector = null;
+ }
+
+ return new Event.Handler(element, eventName, selector, callback).start();
+ }
Object.extend(Event, Event.Methods);
Object.extend(Event, {
fire: fire,
observe: observe,
- stopObserving: stopObserving
+ stopObserving: stopObserving,
+ on: on
});
Element.addMethods({
@@ -4637,7 +5705,9 @@ Form.EventObserver = Class.create(Abstract.EventObserver, {
observe: observe,
- stopObserving: stopObserving
+ stopObserving: stopObserving,
+
+ on: on
});
Object.extend(document, {
@@ -4647,6 +5717,8 @@ Form.EventObserver = Class.create(Abstract.EventObserver, {
stopObserving: stopObserving.methodize(),
+ on: on.methodize(),
+
loaded: false
});
@@ -4872,3 +5944,58 @@ Element.ClassNames.prototype = {
Object.extend(Element.ClassNames.prototype, Enumerable);
/*--------------------------------------------------------------------------*/
+
+(function() {
+ window.Selector = Class.create({
+ initialize: function(expression) {
+ this.expression = expression.strip();
+ },
+
+ findElements: function(rootElement) {
+ return Prototype.Selector.select(this.expression, rootElement);
+ },
+
+ match: function(element) {
+ return Prototype.Selector.match(element, this.expression);
+ },
+
+ toString: function() {
+ return this.expression;
+ },
+
+ inspect: function() {
+ return "#";
+ }
+ });
+
+ Object.extend(Selector, {
+ matchElements: function(elements, expression) {
+ var match = Prototype.Selector.match,
+ results = [];
+
+ for (var i = 0, length = elements.length; i < length; i++) {
+ var element = elements[i];
+ if (match(element, expression)) {
+ results.push(Element.extend(element));
+ }
+ }
+ return results;
+ },
+
+ findElement: function(elements, expression, index) {
+ index = index || 0;
+ var matchIndex = 0, element;
+ for (var i = 0, length = elements.length; i < length; i++) {
+ element = elements[i];
+ if (Prototype.Selector.match(element, expression) && index === matchIndex++) {
+ return Element.extend(element);
+ }
+ }
+ },
+
+ findChildElements: function(element, expressions) {
+ var selector = expressions.toArray().join(', ');
+ return Prototype.Selector.select(selector, element || document);
+ }
+ });
+})();