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January 27, 2016 08:35
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/*! | |
* jQuery JavaScript Library v1.9.0 | |
* http://jquery.com/ | |
* | |
* Includes Sizzle.js | |
* http://sizzlejs.com/ | |
* | |
* Copyright 2005, 2012 jQuery Foundation, Inc. and other contributors | |
* Released under the MIT license | |
* http://jquery.org/license | |
* | |
* Date: 2013-1-14 | |
*/ | |
(function( window, undefined ) { | |
"use strict"; | |
var | |
// A central reference to the root jQuery(document) | |
rootjQuery, | |
// The deferred used on DOM ready | |
readyList, | |
// Use the correct document accordingly with window argument (sandbox) | |
document = window.document, | |
location = window.location, | |
// Map over jQuery in case of overwrite | |
_jQuery = window.jQuery, | |
// Map over the $ in case of overwrite | |
_$ = window.$, | |
// [[Class]] -> type pairs | |
class2type = {}, | |
// List of deleted data cache ids, so we can reuse them | |
core_deletedIds = [], | |
core_version = "1.9.0", | |
// Save a reference to some core methods | |
core_concat = core_deletedIds.concat, | |
core_push = core_deletedIds.push, | |
core_slice = core_deletedIds.slice, | |
core_indexOf = core_deletedIds.indexOf, | |
core_toString = class2type.toString, | |
core_hasOwn = class2type.hasOwnProperty, | |
core_trim = core_version.trim, | |
// Define a local copy of jQuery | |
jQuery = function( selector, context ) { | |
// The jQuery object is actually just the init constructor 'enhanced' | |
return new jQuery.fn.init( selector, context, rootjQuery ); | |
}, | |
// Used for matching numbers | |
core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source, | |
// Used for splitting on whitespace | |
core_rnotwhite = /\S+/g, | |
// Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE) | |
rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, | |
// A simple way to check for HTML strings | |
// Prioritize #id over <tag> to avoid XSS via location.hash (#9521) | |
// Strict HTML recognition (#11290: must start with <) | |
rquickExpr = /^(?:(<[\w\W]+>)[^>]*|#([\w-]*))$/, | |
// Match a standalone tag | |
rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/, | |
// JSON RegExp | |
rvalidchars = /^[\],:{}\s]*$/, | |
rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g, | |
rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g, | |
rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g, | |
// Matches dashed string for camelizing | |
rmsPrefix = /^-ms-/, | |
rdashAlpha = /-([\da-z])/gi, | |
// Used by jQuery.camelCase as callback to replace() | |
fcamelCase = function( all, letter ) { | |
return letter.toUpperCase(); | |
}, | |
// The ready event handler and self cleanup method | |
DOMContentLoaded = function() { | |
if ( document.addEventListener ) { | |
document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false ); | |
jQuery.ready(); | |
} else if ( document.readyState === "complete" ) { | |
// we're here because readyState === "complete" in oldIE | |
// which is good enough for us to call the dom ready! | |
document.detachEvent( "onreadystatechange", DOMContentLoaded ); | |
jQuery.ready(); | |
} | |
}; | |
jQuery.fn = jQuery.prototype = { | |
// The current version of jQuery being used | |
jquery: core_version, | |
constructor: jQuery, | |
init: function( selector, context, rootjQuery ) { | |
var match, elem; | |
// HANDLE: $(""), $(null), $(undefined), $(false) | |
if ( !selector ) { | |
return this; | |
} | |
// Handle HTML strings | |
if ( typeof selector === "string" ) { | |
if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) { | |
// Assume that strings that start and end with <> are HTML and skip the regex check | |
match = [ null, selector, null ]; | |
} else { | |
match = rquickExpr.exec( selector ); | |
} | |
// Match html or make sure no context is specified for #id | |
if ( match && (match[1] || !context) ) { | |
// HANDLE: $(html) -> $(array) | |
if ( match[1] ) { | |
context = context instanceof jQuery ? context[0] : context; | |
// scripts is true for back-compat | |
jQuery.merge( this, jQuery.parseHTML( | |
match[1], | |
context && context.nodeType ? context.ownerDocument || context : document, | |
true | |
) ); | |
// HANDLE: $(html, props) | |
if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { | |
for ( match in context ) { | |
// Properties of context are called as methods if possible | |
if ( jQuery.isFunction( this[ match ] ) ) { | |
this[ match ]( context[ match ] ); | |
// ...and otherwise set as attributes | |
} else { | |
this.attr( match, context[ match ] ); | |
} | |
} | |
} | |
return this; | |
// HANDLE: $(#id) | |
} else { | |
elem = document.getElementById( match[2] ); | |
// Check parentNode to catch when Blackberry 4.6 returns | |
// nodes that are no longer in the document #6963 | |
if ( elem && elem.parentNode ) { | |
// Handle the case where IE and Opera return items | |
// by name instead of ID | |
if ( elem.id !== match[2] ) { | |
return rootjQuery.find( selector ); | |
} | |
// Otherwise, we inject the element directly into the jQuery object | |
this.length = 1; | |
this[0] = elem; | |
} | |
this.context = document; | |
this.selector = selector; | |
return this; | |
} | |
// HANDLE: $(expr, $(...)) | |
} else if ( !context || context.jquery ) { | |
return ( context || rootjQuery ).find( selector ); | |
// HANDLE: $(expr, context) | |
// (which is just equivalent to: $(context).find(expr) | |
} else { | |
return this.constructor( context ).find( selector ); | |
} | |
// HANDLE: $(DOMElement) | |
} else if ( selector.nodeType ) { | |
this.context = this[0] = selector; | |
this.length = 1; | |
return this; | |
// HANDLE: $(function) | |
// Shortcut for document ready | |
} else if ( jQuery.isFunction( selector ) ) { | |
return rootjQuery.ready( selector ); | |
} | |
if ( selector.selector !== undefined ) { | |
this.selector = selector.selector; | |
this.context = selector.context; | |
} | |
return jQuery.makeArray( selector, this ); | |
}, | |
// Start with an empty selector | |
selector: "", | |
// The default length of a jQuery object is 0 | |
length: 0, | |
// The number of elements contained in the matched element set | |
size: function() { | |
return this.length; | |
}, | |
toArray: function() { | |
return core_slice.call( this ); | |
}, | |
// Get the Nth element in the matched element set OR | |
// Get the whole matched element set as a clean array | |
get: function( num ) { | |
return num == null ? | |
// Return a 'clean' array | |
this.toArray() : | |
// Return just the object | |
( num < 0 ? this[ this.length + num ] : this[ num ] ); | |
}, | |
// Take an array of elements and push it onto the stack | |
// (returning the new matched element set) | |
pushStack: function( elems ) { | |
// Build a new jQuery matched element set | |
var ret = jQuery.merge( this.constructor(), elems ); | |
// Add the old object onto the stack (as a reference) | |
ret.prevObject = this; | |
ret.context = this.context; | |
// Return the newly-formed element set | |
return ret; | |
}, | |
// Execute a callback for every element in the matched set. | |
// (You can seed the arguments with an array of args, but this is | |
// only used internally.) | |
each: function( callback, args ) { | |
return jQuery.each( this, callback, args ); | |
}, | |
ready: function( fn ) { | |
// Add the callback | |
jQuery.ready.promise().done( fn ); | |
return this; | |
}, | |
slice: function() { | |
return this.pushStack( core_slice.apply( this, arguments ) ); | |
}, | |
first: function() { | |
return this.eq( 0 ); | |
}, | |
last: function() { | |
return this.eq( -1 ); | |
}, | |
eq: function( i ) { | |
var len = this.length, | |
j = +i + ( i < 0 ? len : 0 ); | |
return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); | |
}, | |
map: function( callback ) { | |
return this.pushStack( jQuery.map(this, function( elem, i ) { | |
return callback.call( elem, i, elem ); | |
})); | |
}, | |
end: function() { | |
return this.prevObject || this.constructor(null); | |
}, | |
// For internal use only. | |
// Behaves like an Array's method, not like a jQuery method. | |
push: core_push, | |
sort: [].sort, | |
splice: [].splice | |
}; | |
// Give the init function the jQuery prototype for later instantiation | |
jQuery.fn.init.prototype = jQuery.fn; | |
jQuery.extend = jQuery.fn.extend = function() { | |
var options, name, src, copy, copyIsArray, clone, | |
target = arguments[0] || {}, | |
i = 1, | |
length = arguments.length, | |
deep = false; | |
// Handle a deep copy situation | |
if ( typeof target === "boolean" ) { | |
deep = target; | |
target = arguments[1] || {}; | |
// skip the boolean and the target | |
i = 2; | |
} | |
// Handle case when target is a string or something (possible in deep copy) | |
if ( typeof target !== "object" && !jQuery.isFunction(target) ) { | |
target = {}; | |
} | |
// extend jQuery itself if only one argument is passed | |
if ( length === i ) { | |
target = this; | |
--i; | |
} | |
for ( ; i < length; i++ ) { | |
// Only deal with non-null/undefined values | |
if ( (options = arguments[ i ]) != null ) { | |
// Extend the base object | |
for ( name in options ) { | |
src = target[ name ]; | |
copy = options[ name ]; | |
// Prevent never-ending loop | |
if ( target === copy ) { | |
continue; | |
} | |
// Recurse if we're merging plain objects or arrays | |
if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { | |
if ( copyIsArray ) { | |
copyIsArray = false; | |
clone = src && jQuery.isArray(src) ? src : []; | |
} else { | |
clone = src && jQuery.isPlainObject(src) ? src : {}; | |
} | |
// Never move original objects, clone them | |
target[ name ] = jQuery.extend( deep, clone, copy ); | |
// Don't bring in undefined values | |
} else if ( copy !== undefined ) { | |
target[ name ] = copy; | |
} | |
} | |
} | |
} | |
// Return the modified object | |
return target; | |
}; | |
jQuery.extend({ | |
noConflict: function( deep ) { | |
if ( window.$ === jQuery ) { | |
window.$ = _$; | |
} | |
if ( deep && window.jQuery === jQuery ) { | |
window.jQuery = _jQuery; | |
} | |
return jQuery; | |
}, | |
// Is the DOM ready to be used? Set to true once it occurs. | |
isReady: false, | |
// A counter to track how many items to wait for before | |
// the ready event fires. See #6781 | |
readyWait: 1, | |
// Hold (or release) the ready event | |
holdReady: function( hold ) { | |
if ( hold ) { | |
jQuery.readyWait++; | |
} else { | |
jQuery.ready( true ); | |
} | |
}, | |
// Handle when the DOM is ready | |
ready: function( wait ) { | |
// Abort if there are pending holds or we're already ready | |
if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { | |
return; | |
} | |
// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). | |
if ( !document.body ) { | |
return setTimeout( jQuery.ready ); | |
} | |
// Remember that the DOM is ready | |
jQuery.isReady = true; | |
// If a normal DOM Ready event fired, decrement, and wait if need be | |
if ( wait !== true && --jQuery.readyWait > 0 ) { | |
return; | |
} | |
// If there are functions bound, to execute | |
readyList.resolveWith( document, [ jQuery ] ); | |
// Trigger any bound ready events | |
if ( jQuery.fn.trigger ) { | |
jQuery( document ).trigger("ready").off("ready"); | |
} | |
}, | |
// See test/unit/core.js for details concerning isFunction. | |
// Since version 1.3, DOM methods and functions like alert | |
// aren't supported. They return false on IE (#2968). | |
isFunction: function( obj ) { | |
return jQuery.type(obj) === "function"; | |
}, | |
isArray: Array.isArray || function( obj ) { | |
return jQuery.type(obj) === "array"; | |
}, | |
isWindow: function( obj ) { | |
return obj != null && obj == obj.window; | |
}, | |
isNumeric: function( obj ) { | |
return !isNaN( parseFloat(obj) ) && isFinite( obj ); | |
}, | |
type: function( obj ) { | |
if ( obj == null ) { | |
return String( obj ); | |
} | |
return typeof obj === "object" || typeof obj === "function" ? | |
class2type[ core_toString.call(obj) ] || "object" : | |
typeof obj; | |
}, | |
isPlainObject: function( obj ) { | |
// Must be an Object. | |
// Because of IE, we also have to check the presence of the constructor property. | |
// Make sure that DOM nodes and window objects don't pass through, as well | |
if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { | |
return false; | |
} | |
try { | |
// Not own constructor property must be Object | |
if ( obj.constructor && | |
!core_hasOwn.call(obj, "constructor") && | |
!core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) { | |
return false; | |
} | |
} catch ( e ) { | |
// IE8,9 Will throw exceptions on certain host objects #9897 | |
return false; | |
} | |
// Own properties are enumerated firstly, so to speed up, | |
// if last one is own, then all properties are own. | |
var key; | |
for ( key in obj ) {} | |
return key === undefined || core_hasOwn.call( obj, key ); | |
}, | |
isEmptyObject: function( obj ) { | |
var name; | |
for ( name in obj ) { | |
return false; | |
} | |
return true; | |
}, | |
error: function( msg ) { | |
throw new Error( msg ); | |
}, | |
// data: string of html | |
// context (optional): If specified, the fragment will be created in this context, defaults to document | |
// keepScripts (optional): If true, will include scripts passed in the html string | |
parseHTML: function( data, context, keepScripts ) { | |
if ( !data || typeof data !== "string" ) { | |
return null; | |
} | |
if ( typeof context === "boolean" ) { | |
keepScripts = context; | |
context = false; | |
} | |
context = context || document; | |
var parsed = rsingleTag.exec( data ), | |
scripts = !keepScripts && []; | |
// Single tag | |
if ( parsed ) { | |
return [ context.createElement( parsed[1] ) ]; | |
} | |
parsed = jQuery.buildFragment( [ data ], context, scripts ); | |
if ( scripts ) { | |
jQuery( scripts ).remove(); | |
} | |
return jQuery.merge( [], parsed.childNodes ); | |
}, | |
parseJSON: function( data ) { | |
// Attempt to parse using the native JSON parser first | |
if ( window.JSON && window.JSON.parse ) { | |
return window.JSON.parse( data ); | |
} | |
if ( data === null ) { | |
return data; | |
} | |
if ( typeof data === "string" ) { | |
// Make sure leading/trailing whitespace is removed (IE can't handle it) | |
data = jQuery.trim( data ); | |
if ( data ) { | |
// Make sure the incoming data is actual JSON | |
// Logic borrowed from http://json.org/json2.js | |
if ( rvalidchars.test( data.replace( rvalidescape, "@" ) | |
.replace( rvalidtokens, "]" ) | |
.replace( rvalidbraces, "")) ) { | |
return ( new Function( "return " + data ) )(); | |
} | |
} | |
} | |
jQuery.error( "Invalid JSON: " + data ); | |
}, | |
// Cross-browser xml parsing | |
parseXML: function( data ) { | |
var xml, tmp; | |
if ( !data || typeof data !== "string" ) { | |
return null; | |
} | |
try { | |
if ( window.DOMParser ) { // Standard | |
tmp = new DOMParser(); | |
xml = tmp.parseFromString( data , "text/xml" ); | |
} else { // IE | |
xml = new ActiveXObject( "Microsoft.XMLDOM" ); | |
xml.async = "false"; | |
xml.loadXML( data ); | |
} | |
} catch( e ) { | |
xml = undefined; | |
} | |
if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) { | |
jQuery.error( "Invalid XML: " + data ); | |
} | |
return xml; | |
}, | |
noop: function() {}, | |
// Evaluates a script in a global context | |
// Workarounds based on findings by Jim Driscoll | |
// http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context | |
globalEval: function( data ) { | |
if ( data && jQuery.trim( data ) ) { | |
// We use execScript on Internet Explorer | |
// We use an anonymous function so that context is window | |
// rather than jQuery in Firefox | |
( window.execScript || function( data ) { | |
window[ "eval" ].call( window, data ); | |
} )( data ); | |
} | |
}, | |
// Convert dashed to camelCase; used by the css and data modules | |
// Microsoft forgot to hump their vendor prefix (#9572) | |
camelCase: function( string ) { | |
return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); | |
}, | |
nodeName: function( elem, name ) { | |
return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); | |
}, | |
// args is for internal usage only | |
each: function( obj, callback, args ) { | |
var value, | |
i = 0, | |
length = obj.length, | |
isArray = isArraylike( obj ); | |
if ( args ) { | |
if ( isArray ) { | |
for ( ; i < length; i++ ) { | |
value = callback.apply( obj[ i ], args ); | |
if ( value === false ) { | |
break; | |
} | |
} | |
} else { | |
for ( i in obj ) { | |
value = callback.apply( obj[ i ], args ); | |
if ( value === false ) { | |
break; | |
} | |
} | |
} | |
// A special, fast, case for the most common use of each | |
} else { | |
if ( isArray ) { | |
for ( ; i < length; i++ ) { | |
value = callback.call( obj[ i ], i, obj[ i ] ); | |
if ( value === false ) { | |
break; | |
} | |
} | |
} else { | |
for ( i in obj ) { | |
value = callback.call( obj[ i ], i, obj[ i ] ); | |
if ( value === false ) { | |
break; | |
} | |
} | |
} | |
} | |
return obj; | |
}, | |
// Use native String.trim function wherever possible | |
trim: core_trim && !core_trim.call("\uFEFF\xA0") ? | |
function( text ) { | |
return text == null ? | |
"" : | |
core_trim.call( text ); | |
} : | |
// Otherwise use our own trimming functionality | |
function( text ) { | |
return text == null ? | |
"" : | |
( text + "" ).replace( rtrim, "" ); | |
}, | |
// results is for internal usage only | |
makeArray: function( arr, results ) { | |
var ret = results || []; | |
if ( arr != null ) { | |
if ( isArraylike( Object(arr) ) ) { | |
jQuery.merge( ret, | |
typeof arr === "string" ? | |
[ arr ] : arr | |
); | |
} else { | |
core_push.call( ret, arr ); | |
} | |
} | |
return ret; | |
}, | |
inArray: function( elem, arr, i ) { | |
var len; | |
if ( arr ) { | |
if ( core_indexOf ) { | |
return core_indexOf.call( arr, elem, i ); | |
} | |
len = arr.length; | |
i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0; | |
for ( ; i < len; i++ ) { | |
// Skip accessing in sparse arrays | |
if ( i in arr && arr[ i ] === elem ) { | |
return i; | |
} | |
} | |
} | |
return -1; | |
}, | |
merge: function( first, second ) { | |
var l = second.length, | |
i = first.length, | |
j = 0; | |
if ( typeof l === "number" ) { | |
for ( ; j < l; j++ ) { | |
first[ i++ ] = second[ j ]; | |
} | |
} else { | |
while ( second[j] !== undefined ) { | |
first[ i++ ] = second[ j++ ]; | |
} | |
} | |
first.length = i; | |
return first; | |
}, | |
grep: function( elems, callback, inv ) { | |
var retVal, | |
ret = [], | |
i = 0, | |
length = elems.length; | |
inv = !!inv; | |
// Go through the array, only saving the items | |
// that pass the validator function | |
for ( ; i < length; i++ ) { | |
retVal = !!callback( elems[ i ], i ); | |
if ( inv !== retVal ) { | |
ret.push( elems[ i ] ); | |
} | |
} | |
return ret; | |
}, | |
// arg is for internal usage only | |
map: function( elems, callback, arg ) { | |
var value, | |
i = 0, | |
length = elems.length, | |
isArray = isArraylike( elems ), | |
ret = []; | |
// Go through the array, translating each of the items to their | |
if ( isArray ) { | |
for ( ; i < length; i++ ) { | |
value = callback( elems[ i ], i, arg ); | |
if ( value != null ) { | |
ret[ ret.length ] = value; | |
} | |
} | |
// Go through every key on the object, | |
} else { | |
for ( i in elems ) { | |
value = callback( elems[ i ], i, arg ); | |
if ( value != null ) { | |
ret[ ret.length ] = value; | |
} | |
} | |
} | |
// Flatten any nested arrays | |
return core_concat.apply( [], ret ); | |
}, | |
// A global GUID counter for objects | |
guid: 1, | |
// Bind a function to a context, optionally partially applying any | |
// arguments. | |
proxy: function( fn, context ) { | |
var tmp, args, proxy; | |
if ( typeof context === "string" ) { | |
tmp = fn[ context ]; | |
context = fn; | |
fn = tmp; | |
} | |
// Quick check to determine if target is callable, in the spec | |
// this throws a TypeError, but we will just return undefined. | |
if ( !jQuery.isFunction( fn ) ) { | |
return undefined; | |
} | |
// Simulated bind | |
args = core_slice.call( arguments, 2 ); | |
proxy = function() { | |
return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) ); | |
}; | |
// Set the guid of unique handler to the same of original handler, so it can be removed | |
proxy.guid = fn.guid = fn.guid || jQuery.guid++; | |
return proxy; | |
}, | |
// Multifunctional method to get and set values of a collection | |
// The value/s can optionally be executed if it's a function | |
access: function( elems, fn, key, value, chainable, emptyGet, raw ) { | |
var i = 0, | |
length = elems.length, | |
bulk = key == null; | |
// Sets many values | |
if ( jQuery.type( key ) === "object" ) { | |
chainable = true; | |
for ( i in key ) { | |
jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); | |
} | |
// Sets one value | |
} else if ( value !== undefined ) { | |
chainable = true; | |
if ( !jQuery.isFunction( value ) ) { | |
raw = true; | |
} | |
if ( bulk ) { | |
// Bulk operations run against the entire set | |
if ( raw ) { | |
fn.call( elems, value ); | |
fn = null; | |
// ...except when executing function values | |
} else { | |
bulk = fn; | |
fn = function( elem, key, value ) { | |
return bulk.call( jQuery( elem ), value ); | |
}; | |
} | |
} | |
if ( fn ) { | |
for ( ; i < length; i++ ) { | |
fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); | |
} | |
} | |
} | |
return chainable ? | |
elems : | |
// Gets | |
bulk ? | |
fn.call( elems ) : | |
length ? fn( elems[0], key ) : emptyGet; | |
}, | |
now: function() { | |
return ( new Date() ).getTime(); | |
} | |
}); | |
jQuery.ready.promise = function( obj ) { | |
if ( !readyList ) { | |
readyList = jQuery.Deferred(); | |
// Catch cases where $(document).ready() is called after the browser event has already occurred. | |
// we once tried to use readyState "interactive" here, but it caused issues like the one | |
// discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 | |
if ( document.readyState === "complete" ) { | |
// Handle it asynchronously to allow scripts the opportunity to delay ready | |
setTimeout( jQuery.ready ); | |
// Standards-based browsers support DOMContentLoaded | |
} else if ( document.addEventListener ) { | |
// Use the handy event callback | |
document.addEventListener( "DOMContentLoaded", DOMContentLoaded, false ); | |
// A fallback to window.onload, that will always work | |
window.addEventListener( "load", jQuery.ready, false ); | |
// If IE event model is used | |
} else { | |
// Ensure firing before onload, maybe late but safe also for iframes | |
document.attachEvent( "onreadystatechange", DOMContentLoaded ); | |
// A fallback to window.onload, that will always work | |
window.attachEvent( "onload", jQuery.ready ); | |
// If IE and not a frame | |
// continually check to see if the document is ready | |
var top = false; | |
try { | |
top = window.frameElement == null && document.documentElement; | |
} catch(e) {} | |
if ( top && top.doScroll ) { | |
(function doScrollCheck() { | |
if ( !jQuery.isReady ) { | |
try { | |
// Use the trick by Diego Perini | |
// http://javascript.nwbox.com/IEContentLoaded/ | |
top.doScroll("left"); | |
} catch(e) { | |
return setTimeout( doScrollCheck, 50 ); | |
} | |
// and execute any waiting functions | |
jQuery.ready(); | |
} | |
})(); | |
} | |
} | |
} | |
return readyList.promise( obj ); | |
}; | |
// Populate the class2type map | |
jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { | |
class2type[ "[object " + name + "]" ] = name.toLowerCase(); | |
}); | |
function isArraylike( obj ) { | |
var length = obj.length, | |
type = jQuery.type( obj ); | |
if ( jQuery.isWindow( obj ) ) { | |
return false; | |
} | |
if ( obj.nodeType === 1 && length ) { | |
return true; | |
} | |
return type === "array" || type !== "function" && | |
( length === 0 || | |
typeof length === "number" && length > 0 && ( length - 1 ) in obj ); | |
} | |
// All jQuery objects should point back to these | |
rootjQuery = jQuery(document); | |
// String to Object options format cache | |
var optionsCache = {}; | |
// Convert String-formatted options into Object-formatted ones and store in cache | |
function createOptions( options ) { | |
var object = optionsCache[ options ] = {}; | |
jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) { | |
object[ flag ] = true; | |
}); | |
return object; | |
} | |
/* | |
* Create a callback list using the following parameters: | |
* | |
* options: an optional list of space-separated options that will change how | |
* the callback list behaves or a more traditional option object | |
* | |
* By default a callback list will act like an event callback list and can be | |
* "fired" multiple times. | |
* | |
* Possible options: | |
* | |
* once: will ensure the callback list can only be fired once (like a Deferred) | |
* | |
* memory: will keep track of previous values and will call any callback added | |
* after the list has been fired right away with the latest "memorized" | |
* values (like a Deferred) | |
* | |
* unique: will ensure a callback can only be added once (no duplicate in the list) | |
* | |
* stopOnFalse: interrupt callings when a callback returns false | |
* | |
*/ | |
jQuery.Callbacks = function( options ) { | |
// Convert options from String-formatted to Object-formatted if needed | |
// (we check in cache first) | |
options = typeof options === "string" ? | |
( optionsCache[ options ] || createOptions( options ) ) : | |
jQuery.extend( {}, options ); | |
var // Last fire value (for non-forgettable lists) | |
memory, | |
// Flag to know if list was already fired | |
fired, | |
// Flag to know if list is currently firing | |
firing, | |
// First callback to fire (used internally by add and fireWith) | |
firingStart, | |
// End of the loop when firing | |
firingLength, | |
// Index of currently firing callback (modified by remove if needed) | |
firingIndex, | |
// Actual callback list | |
list = [], | |
// Stack of fire calls for repeatable lists | |
stack = !options.once && [], | |
// Fire callbacks | |
fire = function( data ) { | |
memory = options.memory && data; | |
fired = true; | |
firingIndex = firingStart || 0; | |
firingStart = 0; | |
firingLength = list.length; | |
firing = true; | |
for ( ; list && firingIndex < firingLength; firingIndex++ ) { | |
if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { | |
memory = false; // To prevent further calls using add | |
break; | |
} | |
} | |
firing = false; | |
if ( list ) { | |
if ( stack ) { | |
if ( stack.length ) { | |
fire( stack.shift() ); | |
} | |
} else if ( memory ) { | |
list = []; | |
} else { | |
self.disable(); | |
} | |
} | |
}, | |
// Actual Callbacks object | |
self = { | |
// Add a callback or a collection of callbacks to the list | |
add: function() { | |
if ( list ) { | |
// First, we save the current length | |
var start = list.length; | |
(function add( args ) { | |
jQuery.each( args, function( _, arg ) { | |
var type = jQuery.type( arg ); | |
if ( type === "function" ) { | |
if ( !options.unique || !self.has( arg ) ) { | |
list.push( arg ); | |
} | |
} else if ( arg && arg.length && type !== "string" ) { | |
// Inspect recursively | |
add( arg ); | |
} | |
}); | |
})( arguments ); | |
// Do we need to add the callbacks to the | |
// current firing batch? | |
if ( firing ) { | |
firingLength = list.length; | |
// With memory, if we're not firing then | |
// we should call right away | |
} else if ( memory ) { | |
firingStart = start; | |
fire( memory ); | |
} | |
} | |
return this; | |
}, | |
// Remove a callback from the list | |
remove: function() { | |
if ( list ) { | |
jQuery.each( arguments, function( _, arg ) { | |
var index; | |
while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { | |
list.splice( index, 1 ); | |
// Handle firing indexes | |
if ( firing ) { | |
if ( index <= firingLength ) { | |
firingLength--; | |
} | |
if ( index <= firingIndex ) { | |
firingIndex--; | |
} | |
} | |
} | |
}); | |
} | |
return this; | |
}, | |
// Control if a given callback is in the list | |
has: function( fn ) { | |
return jQuery.inArray( fn, list ) > -1; | |
}, | |
// Remove all callbacks from the list | |
empty: function() { | |
list = []; | |
return this; | |
}, | |
// Have the list do nothing anymore | |
disable: function() { | |
list = stack = memory = undefined; | |
return this; | |
}, | |
// Is it disabled? | |
disabled: function() { | |
return !list; | |
}, | |
// Lock the list in its current state | |
lock: function() { | |
stack = undefined; | |
if ( !memory ) { | |
self.disable(); | |
} | |
return this; | |
}, | |
// Is it locked? | |
locked: function() { | |
return !stack; | |
}, | |
// Call all callbacks with the given context and arguments | |
fireWith: function( context, args ) { | |
args = args || []; | |
args = [ context, args.slice ? args.slice() : args ]; | |
if ( list && ( !fired || stack ) ) { | |
if ( firing ) { | |
stack.push( args ); | |
} else { | |
fire( args ); | |
} | |
} | |
return this; | |
}, | |
// Call all the callbacks with the given arguments | |
fire: function() { | |
self.fireWith( this, arguments ); | |
return this; | |
}, | |
// To know if the callbacks have already been called at least once | |
fired: function() { | |
return !!fired; | |
} | |
}; | |
return self; | |
}; | |
jQuery.extend({ | |
Deferred: function( func ) { | |
var tuples = [ | |
// action, add listener, listener list, final state | |
[ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], | |
[ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], | |
[ "notify", "progress", jQuery.Callbacks("memory") ] | |
], | |
state = "pending", | |
promise = { | |
state: function() { | |
return state; | |
}, | |
always: function() { | |
deferred.done( arguments ).fail( arguments ); | |
return this; | |
}, | |
then: function( /* fnDone, fnFail, fnProgress */ ) { | |
var fns = arguments; | |
return jQuery.Deferred(function( newDefer ) { | |
jQuery.each( tuples, function( i, tuple ) { | |
var action = tuple[ 0 ], | |
fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; | |
// deferred[ done | fail | progress ] for forwarding actions to newDefer | |
deferred[ tuple[1] ](function() { | |
var returned = fn && fn.apply( this, arguments ); | |
if ( returned && jQuery.isFunction( returned.promise ) ) { | |
returned.promise() | |
.done( newDefer.resolve ) | |
.fail( newDefer.reject ) | |
.progress( newDefer.notify ); | |
} else { | |
newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); | |
} | |
}); | |
}); | |
fns = null; | |
}).promise(); | |
}, | |
// Get a promise for this deferred | |
// If obj is provided, the promise aspect is added to the object | |
promise: function( obj ) { | |
return obj != null ? jQuery.extend( obj, promise ) : promise; | |
} | |
}, | |
deferred = {}; | |
// Keep pipe for back-compat | |
promise.pipe = promise.then; | |
// Add list-specific methods | |
jQuery.each( tuples, function( i, tuple ) { | |
var list = tuple[ 2 ], | |
stateString = tuple[ 3 ]; | |
// promise[ done | fail | progress ] = list.add | |
promise[ tuple[1] ] = list.add; | |
// Handle state | |
if ( stateString ) { | |
list.add(function() { | |
// state = [ resolved | rejected ] | |
state = stateString; | |
// [ reject_list | resolve_list ].disable; progress_list.lock | |
}, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); | |
} | |
// deferred[ resolve | reject | notify ] | |
deferred[ tuple[0] ] = function() { | |
deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); | |
return this; | |
}; | |
deferred[ tuple[0] + "With" ] = list.fireWith; | |
}); | |
// Make the deferred a promise | |
promise.promise( deferred ); | |
// Call given func if any | |
if ( func ) { | |
func.call( deferred, deferred ); | |
} | |
// All done! | |
return deferred; | |
}, | |
// Deferred helper | |
when: function( subordinate /* , ..., subordinateN */ ) { | |
var i = 0, | |
resolveValues = core_slice.call( arguments ), | |
length = resolveValues.length, | |
// the count of uncompleted subordinates | |
remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, | |
// the master Deferred. If resolveValues consist of only a single Deferred, just use that. | |
deferred = remaining === 1 ? subordinate : jQuery.Deferred(), | |
// Update function for both resolve and progress values | |
updateFunc = function( i, contexts, values ) { | |
return function( value ) { | |
contexts[ i ] = this; | |
values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value; | |
if( values === progressValues ) { | |
deferred.notifyWith( contexts, values ); | |
} else if ( !( --remaining ) ) { | |
deferred.resolveWith( contexts, values ); | |
} | |
}; | |
}, | |
progressValues, progressContexts, resolveContexts; | |
// add listeners to Deferred subordinates; treat others as resolved | |
if ( length > 1 ) { | |
progressValues = new Array( length ); | |
progressContexts = new Array( length ); | |
resolveContexts = new Array( length ); | |
for ( ; i < length; i++ ) { | |
if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { | |
resolveValues[ i ].promise() | |
.done( updateFunc( i, resolveContexts, resolveValues ) ) | |
.fail( deferred.reject ) | |
.progress( updateFunc( i, progressContexts, progressValues ) ); | |
} else { | |
--remaining; | |
} | |
} | |
} | |
// if we're not waiting on anything, resolve the master | |
if ( !remaining ) { | |
deferred.resolveWith( resolveContexts, resolveValues ); | |
} | |
return deferred.promise(); | |
} | |
}); | |
jQuery.support = (function() { | |
var support, all, a, select, opt, input, fragment, eventName, isSupported, i, | |
div = document.createElement("div"); | |
// Setup | |
div.setAttribute( "className", "t" ); | |
div.innerHTML = " <link/><table></table><a href='/a'>a</a><input type='checkbox'/>"; | |
// Support tests won't run in some limited or non-browser environments | |
all = div.getElementsByTagName("*"); | |
a = div.getElementsByTagName("a")[ 0 ]; | |
if ( !all || !a || !all.length ) { | |
return {}; | |
} | |
// First batch of tests | |
select = document.createElement("select"); | |
opt = select.appendChild( document.createElement("option") ); | |
input = div.getElementsByTagName("input")[ 0 ]; | |
a.style.cssText = "top:1px;float:left;opacity:.5"; | |
support = { | |
// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) | |
getSetAttribute: div.className !== "t", | |
// IE strips leading whitespace when .innerHTML is used | |
leadingWhitespace: div.firstChild.nodeType === 3, | |
// Make sure that tbody elements aren't automatically inserted | |
// IE will insert them into empty tables | |
tbody: !div.getElementsByTagName("tbody").length, | |
// Make sure that link elements get serialized correctly by innerHTML | |
// This requires a wrapper element in IE | |
htmlSerialize: !!div.getElementsByTagName("link").length, | |
// Get the style information from getAttribute | |
// (IE uses .cssText instead) | |
style: /top/.test( a.getAttribute("style") ), | |
// Make sure that URLs aren't manipulated | |
// (IE normalizes it by default) | |
hrefNormalized: a.getAttribute("href") === "/a", | |
// Make sure that element opacity exists | |
// (IE uses filter instead) | |
// Use a regex to work around a WebKit issue. See #5145 | |
opacity: /^0.5/.test( a.style.opacity ), | |
// Verify style float existence | |
// (IE uses styleFloat instead of cssFloat) | |
cssFloat: !!a.style.cssFloat, | |
// Check the default checkbox/radio value ("" on WebKit; "on" elsewhere) | |
checkOn: !!input.value, | |
// Make sure that a selected-by-default option has a working selected property. | |
// (WebKit defaults to false instead of true, IE too, if it's in an optgroup) | |
optSelected: opt.selected, | |
// Tests for enctype support on a form (#6743) | |
enctype: !!document.createElement("form").enctype, | |
// Makes sure cloning an html5 element does not cause problems | |
// Where outerHTML is undefined, this still works | |
html5Clone: document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>", | |
// jQuery.support.boxModel DEPRECATED in 1.8 since we don't support Quirks Mode | |
boxModel: document.compatMode === "CSS1Compat", | |
// Will be defined later | |
deleteExpando: true, | |
noCloneEvent: true, | |
inlineBlockNeedsLayout: false, | |
shrinkWrapBlocks: false, | |
reliableMarginRight: true, | |
boxSizingReliable: true, | |
pixelPosition: false | |
}; | |
// Make sure checked status is properly cloned | |
input.checked = true; | |
support.noCloneChecked = input.cloneNode( true ).checked; | |
// Make sure that the options inside disabled selects aren't marked as disabled | |
// (WebKit marks them as disabled) | |
select.disabled = true; | |
support.optDisabled = !opt.disabled; | |
// Support: IE<9 | |
try { | |
delete div.test; | |
} catch( e ) { | |
support.deleteExpando = false; | |
} | |
// Check if we can trust getAttribute("value") | |
input = document.createElement("input"); | |
input.setAttribute( "value", "" ); | |
support.input = input.getAttribute( "value" ) === ""; | |
// Check if an input maintains its value after becoming a radio | |
input.value = "t"; | |
input.setAttribute( "type", "radio" ); | |
support.radioValue = input.value === "t"; | |
// #11217 - WebKit loses check when the name is after the checked attribute | |
input.setAttribute( "checked", "t" ); | |
input.setAttribute( "name", "t" ); | |
fragment = document.createDocumentFragment(); | |
fragment.appendChild( input ); | |
// Check if a disconnected checkbox will retain its checked | |
// value of true after appended to the DOM (IE6/7) | |
support.appendChecked = input.checked; | |
// WebKit doesn't clone checked state correctly in fragments | |
support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked; | |
// Support: IE<9 | |
// Opera does not clone events (and typeof div.attachEvent === undefined). | |
// IE9-10 clones events bound via attachEvent, but they don't trigger with .click() | |
if ( div.attachEvent ) { | |
div.attachEvent( "onclick", function() { | |
support.noCloneEvent = false; | |
}); | |
div.cloneNode( true ).click(); | |
} | |
// Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event) | |
// Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP), test/csp.php | |
for ( i in { submit: true, change: true, focusin: true }) { | |
div.setAttribute( eventName = "on" + i, "t" ); | |
support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false; | |
} | |
div.style.backgroundClip = "content-box"; | |
div.cloneNode( true ).style.backgroundClip = ""; | |
support.clearCloneStyle = div.style.backgroundClip === "content-box"; | |
// Run tests that need a body at doc ready | |
jQuery(function() { | |
var container, marginDiv, tds, | |
divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;", | |
body = document.getElementsByTagName("body")[0]; | |
if ( !body ) { | |
// Return for frameset docs that don't have a body | |
return; | |
} | |
container = document.createElement("div"); | |
container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px"; | |
body.appendChild( container ).appendChild( div ); | |
// Support: IE8 | |
// Check if table cells still have offsetWidth/Height when they are set | |
// to display:none and there are still other visible table cells in a | |
// table row; if so, offsetWidth/Height are not reliable for use when | |
// determining if an element has been hidden directly using | |
// display:none (it is still safe to use offsets if a parent element is | |
// hidden; don safety goggles and see bug #4512 for more information). | |
div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>"; | |
tds = div.getElementsByTagName("td"); | |
tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none"; | |
isSupported = ( tds[ 0 ].offsetHeight === 0 ); | |
tds[ 0 ].style.display = ""; | |
tds[ 1 ].style.display = "none"; | |
// Support: IE8 | |
// Check if empty table cells still have offsetWidth/Height | |
support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 ); | |
// Check box-sizing and margin behavior | |
div.innerHTML = ""; | |
div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;"; | |
support.boxSizing = ( div.offsetWidth === 4 ); | |
support.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== 1 ); | |
// Use window.getComputedStyle because jsdom on node.js will break without it. | |
if ( window.getComputedStyle ) { | |
support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%"; | |
support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px"; | |
// Check if div with explicit width and no margin-right incorrectly | |
// gets computed margin-right based on width of container. (#3333) | |
// Fails in WebKit before Feb 2011 nightlies | |
// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right | |
marginDiv = div.appendChild( document.createElement("div") ); | |
marginDiv.style.cssText = div.style.cssText = divReset; | |
marginDiv.style.marginRight = marginDiv.style.width = "0"; | |
div.style.width = "1px"; | |
support.reliableMarginRight = | |
!parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight ); | |
} | |
if ( typeof div.style.zoom !== "undefined" ) { | |
// Support: IE<8 | |
// Check if natively block-level elements act like inline-block | |
// elements when setting their display to 'inline' and giving | |
// them layout | |
div.innerHTML = ""; | |
div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1"; | |
support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 ); | |
// Support: IE6 | |
// Check if elements with layout shrink-wrap their children | |
div.style.display = "block"; | |
div.innerHTML = "<div></div>"; | |
div.firstChild.style.width = "5px"; | |
support.shrinkWrapBlocks = ( div.offsetWidth !== 3 ); | |
// Prevent IE 6 from affecting layout for positioned elements #11048 | |
// Prevent IE from shrinking the body in IE 7 mode #12869 | |
body.style.zoom = 1; | |
} | |
body.removeChild( container ); | |
// Null elements to avoid leaks in IE | |
container = div = tds = marginDiv = null; | |
}); | |
// Null elements to avoid leaks in IE | |
all = select = fragment = opt = a = input = null; | |
return support; | |
})(); | |
var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/, | |
rmultiDash = /([A-Z])/g; | |
function internalData( elem, name, data, pvt /* Internal Use Only */ ){ | |
if ( !jQuery.acceptData( elem ) ) { | |
return; | |
} | |
var thisCache, ret, | |
internalKey = jQuery.expando, | |
getByName = typeof name === "string", | |
// We have to handle DOM nodes and JS objects differently because IE6-7 | |
// can't GC object references properly across the DOM-JS boundary | |
isNode = elem.nodeType, | |
// Only DOM nodes need the global jQuery cache; JS object data is | |
// attached directly to the object so GC can occur automatically | |
cache = isNode ? jQuery.cache : elem, | |
// Only defining an ID for JS objects if its cache already exists allows | |
// the code to shortcut on the same path as a DOM node with no cache | |
id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey; | |
// Avoid doing any more work than we need to when trying to get data on an | |
// object that has no data at all | |
if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && getByName && data === undefined ) { | |
return; | |
} | |
if ( !id ) { | |
// Only DOM nodes need a new unique ID for each element since their data | |
// ends up in the global cache | |
if ( isNode ) { | |
elem[ internalKey ] = id = core_deletedIds.pop() || jQuery.guid++; | |
} else { | |
id = internalKey; | |
} | |
} | |
if ( !cache[ id ] ) { | |
cache[ id ] = {}; | |
// Avoids exposing jQuery metadata on plain JS objects when the object | |
// is serialized using JSON.stringify | |
if ( !isNode ) { | |
cache[ id ].toJSON = jQuery.noop; | |
} | |
} | |
// An object can be passed to jQuery.data instead of a key/value pair; this gets | |
// shallow copied over onto the existing cache | |
if ( typeof name === "object" || typeof name === "function" ) { | |
if ( pvt ) { | |
cache[ id ] = jQuery.extend( cache[ id ], name ); | |
} else { | |
cache[ id ].data = jQuery.extend( cache[ id ].data, name ); | |
} | |
} | |
thisCache = cache[ id ]; | |
// jQuery data() is stored in a separate object inside the object's internal data | |
// cache in order to avoid key collisions between internal data and user-defined | |
// data. | |
if ( !pvt ) { | |
if ( !thisCache.data ) { | |
thisCache.data = {}; | |
} | |
thisCache = thisCache.data; | |
} | |
if ( data !== undefined ) { | |
thisCache[ jQuery.camelCase( name ) ] = data; | |
} | |
// Check for both converted-to-camel and non-converted data property names | |
// If a data property was specified | |
if ( getByName ) { | |
// First Try to find as-is property data | |
ret = thisCache[ name ]; | |
// Test for null|undefined property data | |
if ( ret == null ) { | |
// Try to find the camelCased property | |
ret = thisCache[ jQuery.camelCase( name ) ]; | |
} | |
} else { | |
ret = thisCache; | |
} | |
return ret; | |
} | |
function internalRemoveData( elem, name, pvt /* For internal use only */ ){ | |
if ( !jQuery.acceptData( elem ) ) { | |
return; | |
} | |
var thisCache, i, l, | |
isNode = elem.nodeType, | |
// See jQuery.data for more information | |
cache = isNode ? jQuery.cache : elem, | |
id = isNode ? elem[ jQuery.expando ] : jQuery.expando; | |
// If there is already no cache entry for this object, there is no | |
// purpose in continuing | |
if ( !cache[ id ] ) { | |
return; | |
} | |
if ( name ) { | |
thisCache = pvt ? cache[ id ] : cache[ id ].data; | |
if ( thisCache ) { | |
// Support array or space separated string names for data keys | |
if ( !jQuery.isArray( name ) ) { | |
// try the string as a key before any manipulation | |
if ( name in thisCache ) { | |
name = [ name ]; | |
} else { | |
// split the camel cased version by spaces unless a key with the spaces exists | |
name = jQuery.camelCase( name ); | |
if ( name in thisCache ) { | |
name = [ name ]; | |
} else { | |
name = name.split(" "); | |
} | |
} | |
} else { | |
// If "name" is an array of keys... | |
// When data is initially created, via ("key", "val") signature, | |
// keys will be converted to camelCase. | |
// Since there is no way to tell _how_ a key was added, remove | |
// both plain key and camelCase key. #12786 | |
// This will only penalize the array argument path. | |
name = name.concat( jQuery.map( name, jQuery.camelCase ) ); | |
} | |
for ( i = 0, l = name.length; i < l; i++ ) { | |
delete thisCache[ name[i] ]; | |
} | |
// If there is no data left in the cache, we want to continue | |
// and let the cache object itself get destroyed | |
if ( !( pvt ? isEmptyDataObject : jQuery.isEmptyObject )( thisCache ) ) { | |
return; | |
} | |
} | |
} | |
// See jQuery.data for more information | |
if ( !pvt ) { | |
delete cache[ id ].data; | |
// Don't destroy the parent cache unless the internal data object | |
// had been the only thing left in it | |
if ( !isEmptyDataObject( cache[ id ] ) ) { | |
return; | |
} | |
} | |
// Destroy the cache | |
if ( isNode ) { | |
jQuery.cleanData( [ elem ], true ); | |
// Use delete when supported for expandos or `cache` is not a window per isWindow (#10080) | |
} else if ( jQuery.support.deleteExpando || cache != cache.window ) { | |
delete cache[ id ]; | |
// When all else fails, null | |
} else { | |
cache[ id ] = null; | |
} | |
} | |
jQuery.extend({ | |
cache: {}, | |
// Unique for each copy of jQuery on the page | |
// Non-digits removed to match rinlinejQuery | |
expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ), | |
// The following elements throw uncatchable exceptions if you | |
// attempt to add expando properties to them. | |
noData: { | |
"embed": true, | |
// Ban all objects except for Flash (which handle expandos) | |
"object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000", | |
"applet": true | |
}, | |
hasData: function( elem ) { | |
elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ]; | |
return !!elem && !isEmptyDataObject( elem ); | |
}, | |
data: function( elem, name, data ) { | |
return internalData( elem, name, data, false ); | |
}, | |
removeData: function( elem, name ) { | |
return internalRemoveData( elem, name, false ); | |
}, | |
// For internal use only. | |
_data: function( elem, name, data ) { | |
return internalData( elem, name, data, true ); | |
}, | |
_removeData: function( elem, name ) { | |
return internalRemoveData( elem, name, true ); | |
}, | |
// A method for determining if a DOM node can handle the data expando | |
acceptData: function( elem ) { | |
var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ]; | |
// nodes accept data unless otherwise specified; rejection can be conditional | |
return !noData || noData !== true && elem.getAttribute("classid") === noData; | |
} | |
}); | |
jQuery.fn.extend({ | |
data: function( key, value ) { | |
var attrs, name, | |
elem = this[0], | |
i = 0, | |
data = null; | |
// Gets all values | |
if ( key === undefined ) { | |
if ( this.length ) { | |
data = jQuery.data( elem ); | |
if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { | |
attrs = elem.attributes; | |
for ( ; i < attrs.length; i++ ) { | |
name = attrs[i].name; | |
if ( !name.indexOf( "data-" ) ) { | |
name = jQuery.camelCase( name.substring(5) ); | |
dataAttr( elem, name, data[ name ] ); | |
} | |
} | |
jQuery._data( elem, "parsedAttrs", true ); | |
} | |
} | |
return data; | |
} | |
// Sets multiple values | |
if ( typeof key === "object" ) { | |
return this.each(function() { | |
jQuery.data( this, key ); | |
}); | |
} | |
return jQuery.access( this, function( value ) { | |
if ( value === undefined ) { | |
// Try to fetch any internally stored data first | |
return elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null; | |
} | |
this.each(function() { | |
jQuery.data( this, key, value ); | |
}); | |
}, null, value, arguments.length > 1, null, true ); | |
}, | |
removeData: function( key ) { | |
return this.each(function() { | |
jQuery.removeData( this, key ); | |
}); | |
} | |
}); | |
function dataAttr( elem, key, data ) { | |
// If nothing was found internally, try to fetch any | |
// data from the HTML5 data-* attribute | |
if ( data === undefined && elem.nodeType === 1 ) { | |
var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); | |
data = elem.getAttribute( name ); | |
if ( typeof data === "string" ) { | |
try { | |
data = data === "true" ? true : | |
data === "false" ? false : | |
data === "null" ? null : | |
// Only convert to a number if it doesn't change the string | |
+data + "" === data ? +data : | |
rbrace.test( data ) ? jQuery.parseJSON( data ) : | |
data; | |
} catch( e ) {} | |
// Make sure we set the data so it isn't changed later | |
jQuery.data( elem, key, data ); | |
} else { | |
data = undefined; | |
} | |
} | |
return data; | |
} | |
// checks a cache object for emptiness | |
function isEmptyDataObject( obj ) { | |
var name; | |
for ( name in obj ) { | |
// if the public data object is empty, the private is still empty | |
if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) { | |
continue; | |
} | |
if ( name !== "toJSON" ) { | |
return false; | |
} | |
} | |
return true; | |
} | |
jQuery.extend({ | |
queue: function( elem, type, data ) { | |
var queue; | |
if ( elem ) { | |
type = ( type || "fx" ) + "queue"; | |
queue = jQuery._data( elem, type ); | |
// Speed up dequeue by getting out quickly if this is just a lookup | |
if ( data ) { | |
if ( !queue || jQuery.isArray(data) ) { | |
queue = jQuery._data( elem, type, jQuery.makeArray(data) ); | |
} else { | |
queue.push( data ); | |
} | |
} | |
return queue || []; | |
} | |
}, | |
dequeue: function( elem, type ) { | |
type = type || "fx"; | |
var queue = jQuery.queue( elem, type ), | |
startLength = queue.length, | |
fn = queue.shift(), | |
hooks = jQuery._queueHooks( elem, type ), | |
next = function() { | |
jQuery.dequeue( elem, type ); | |
}; | |
// If the fx queue is dequeued, always remove the progress sentinel | |
if ( fn === "inprogress" ) { | |
fn = queue.shift(); | |
startLength--; | |
} | |
hooks.cur = fn; | |
if ( fn ) { | |
// Add a progress sentinel to prevent the fx queue from being | |
// automatically dequeued | |
if ( type === "fx" ) { | |
queue.unshift( "inprogress" ); | |
} | |
// clear up the last queue stop function | |
delete hooks.stop; | |
fn.call( elem, next, hooks ); | |
} | |
if ( !startLength && hooks ) { | |
hooks.empty.fire(); | |
} | |
}, | |
// not intended for public consumption - generates a queueHooks object, or returns the current one | |
_queueHooks: function( elem, type ) { | |
var key = type + "queueHooks"; | |
return jQuery._data( elem, key ) || jQuery._data( elem, key, { | |
empty: jQuery.Callbacks("once memory").add(function() { | |
jQuery._removeData( elem, type + "queue" ); | |
jQuery._removeData( elem, key ); | |
}) | |
}); | |
} | |
}); | |
jQuery.fn.extend({ | |
queue: function( type, data ) { | |
var setter = 2; | |
if ( typeof type !== "string" ) { | |
data = type; | |
type = "fx"; | |
setter--; | |
} | |
if ( arguments.length < setter ) { | |
return jQuery.queue( this[0], type ); | |
} | |
return data === undefined ? | |
this : | |
this.each(function() { | |
var queue = jQuery.queue( this, type, data ); | |
// ensure a hooks for this queue | |
jQuery._queueHooks( this, type ); | |
if ( type === "fx" && queue[0] !== "inprogress" ) { | |
jQuery.dequeue( this, type ); | |
} | |
}); | |
}, | |
dequeue: function( type ) { | |
return this.each(function() { | |
jQuery.dequeue( this, type ); | |
}); | |
}, | |
// Based off of the plugin by Clint Helfers, with permission. | |
// http://blindsignals.com/index.php/2009/07/jquery-delay/ | |
delay: function( time, type ) { | |
time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; | |
type = type || "fx"; | |
return this.queue( type, function( next, hooks ) { | |
var timeout = setTimeout( next, time ); | |
hooks.stop = function() { | |
clearTimeout( timeout ); | |
}; | |
}); | |
}, | |
clearQueue: function( type ) { | |
return this.queue( type || "fx", [] ); | |
}, | |
// Get a promise resolved when queues of a certain type | |
// are emptied (fx is the type by default) | |
promise: function( type, obj ) { | |
var tmp, | |
count = 1, | |
defer = jQuery.Deferred(), | |
elements = this, | |
i = this.length, | |
resolve = function() { | |
if ( !( --count ) ) { | |
defer.resolveWith( elements, [ elements ] ); | |
} | |
}; | |
if ( typeof type !== "string" ) { | |
obj = type; | |
type = undefined; | |
} | |
type = type || "fx"; | |
while( i-- ) { | |
tmp = jQuery._data( elements[ i ], type + "queueHooks" ); | |
if ( tmp && tmp.empty ) { | |
count++; | |
tmp.empty.add( resolve ); | |
} | |
} | |
resolve(); | |
return defer.promise( obj ); | |
} | |
}); | |
var nodeHook, boolHook, | |
rclass = /[\t\r\n]/g, | |
rreturn = /\r/g, | |
rfocusable = /^(?:input|select|textarea|button|object)$/i, | |
rclickable = /^(?:a|area)$/i, | |
rboolean = /^(?:checked|selected|autofocus|autoplay|async|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped)$/i, | |
ruseDefault = /^(?:checked|selected)$/i, | |
getSetAttribute = jQuery.support.getSetAttribute, | |
getSetInput = jQuery.support.input; | |
jQuery.fn.extend({ | |
attr: function( name, value ) { | |
return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 ); | |
}, | |
removeAttr: function( name ) { | |
return this.each(function() { | |
jQuery.removeAttr( this, name ); | |
}); | |
}, | |
prop: function( name, value ) { | |
return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 ); | |
}, | |
removeProp: function( name ) { | |
name = jQuery.propFix[ name ] || name; | |
return this.each(function() { | |
// try/catch handles cases where IE balks (such as removing a property on window) | |
try { | |
this[ name ] = undefined; | |
delete this[ name ]; | |
} catch( e ) {} | |
}); | |
}, | |
addClass: function( value ) { | |
var classes, elem, cur, clazz, j, | |
i = 0, | |
len = this.length, | |
proceed = typeof value === "string" && value; | |
if ( jQuery.isFunction( value ) ) { | |
return this.each(function( j ) { | |
jQuery( this ).addClass( value.call( this, j, this.className ) ); | |
}); | |
} | |
if ( proceed ) { | |
// The disjunction here is for better compressibility (see removeClass) | |
classes = ( value || "" ).match( core_rnotwhite ) || []; | |
for ( ; i < len; i++ ) { | |
elem = this[ i ]; | |
cur = elem.nodeType === 1 && ( elem.className ? | |
( " " + elem.className + " " ).replace( rclass, " " ) : | |
" " | |
); | |
if ( cur ) { | |
j = 0; | |
while ( (clazz = classes[j++]) ) { | |
if ( cur.indexOf( " " + clazz + " " ) < 0 ) { | |
cur += clazz + " "; | |
} | |
} | |
elem.className = jQuery.trim( cur ); | |
} | |
} | |
} | |
return this; | |
}, | |
removeClass: function( value ) { | |
var classes, elem, cur, clazz, j, | |
i = 0, | |
len = this.length, | |
proceed = arguments.length === 0 || typeof value === "string" && value; | |
if ( jQuery.isFunction( value ) ) { | |
return this.each(function( j ) { | |
jQuery( this ).removeClass( value.call( this, j, this.className ) ); | |
}); | |
} | |
if ( proceed ) { | |
classes = ( value || "" ).match( core_rnotwhite ) || []; | |
for ( ; i < len; i++ ) { | |
elem = this[ i ]; | |
// This expression is here for better compressibility (see addClass) | |
cur = elem.nodeType === 1 && ( elem.className ? | |
( " " + elem.className + " " ).replace( rclass, " " ) : | |
"" | |
); | |
if ( cur ) { | |
j = 0; | |
while ( (clazz = classes[j++]) ) { | |
// Remove *all* instances | |
while ( cur.indexOf( " " + clazz + " " ) >= 0 ) { | |
cur = cur.replace( " " + clazz + " ", " " ); | |
} | |
} | |
elem.className = value ? jQuery.trim( cur ) : ""; | |
} | |
} | |
} | |
return this; | |
}, | |
toggleClass: function( value, stateVal ) { | |
var type = typeof value, | |
isBool = typeof stateVal === "boolean"; | |
if ( jQuery.isFunction( value ) ) { | |
return this.each(function( i ) { | |
jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal ); | |
}); | |
} | |
return this.each(function() { | |
if ( type === "string" ) { | |
// toggle individual class names | |
var className, | |
i = 0, | |
self = jQuery( this ), | |
state = stateVal, | |
classNames = value.match( core_rnotwhite ) || []; | |
while ( (className = classNames[ i++ ]) ) { | |
// check each className given, space separated list | |
state = isBool ? state : !self.hasClass( className ); | |
self[ state ? "addClass" : "removeClass" ]( className ); | |
} | |
// Toggle whole class name | |
} else if ( type === "undefined" || type === "boolean" ) { | |
if ( this.className ) { | |
// store className if set | |
jQuery._data( this, "__className__", this.className ); | |
} | |
// If the element has a class name or if we're passed "false", | |
// then remove the whole classname (if there was one, the above saved it). | |
// Otherwise bring back whatever was previously saved (if anything), | |
// falling back to the empty string if nothing was stored. | |
this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || ""; | |
} | |
}); | |
}, | |
hasClass: function( selector ) { | |
var className = " " + selector + " ", | |
i = 0, | |
l = this.length; | |
for ( ; i < l; i++ ) { | |
if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) { | |
return true; | |
} | |
} | |
return false; | |
}, | |
val: function( value ) { | |
var hooks, ret, isFunction, | |
elem = this[0]; | |
if ( !arguments.length ) { | |
if ( elem ) { | |
hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; | |
if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { | |
return ret; | |
} | |
ret = elem.value; | |
return typeof ret === "string" ? | |
// handle most common string cases | |
ret.replace(rreturn, "") : | |
// handle cases where value is null/undef or number | |
ret == null ? "" : ret; | |
} | |
return; | |
} | |
isFunction = jQuery.isFunction( value ); | |
return this.each(function( i ) { | |
var val, | |
self = jQuery(this); | |
if ( this.nodeType !== 1 ) { | |
return; | |
} | |
if ( isFunction ) { | |
val = value.call( this, i, self.val() ); | |
} else { | |
val = value; | |
} | |
// Treat null/undefined as ""; convert numbers to string | |
if ( val == null ) { | |
val = ""; | |
} else if ( typeof val === "number" ) { | |
val += ""; | |
} else if ( jQuery.isArray( val ) ) { | |
val = jQuery.map(val, function ( value ) { | |
return value == null ? "" : value + ""; | |
}); | |
} | |
hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; | |
// If set returns undefined, fall back to normal setting | |
if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { | |
this.value = val; | |
} | |
}); | |
} | |
}); | |
jQuery.extend({ | |
valHooks: { | |
option: { | |
get: function( elem ) { | |
// attributes.value is undefined in Blackberry 4.7 but | |
// uses .value. See #6932 | |
var val = elem.attributes.value; | |
return !val || val.specified ? elem.value : elem.text; | |
} | |
}, | |
select: { | |
get: function( elem ) { | |
var value, option, | |
options = elem.options, | |
index = elem.selectedIndex, | |
one = elem.type === "select-one" || index < 0, | |
values = one ? null : [], | |
max = one ? index + 1 : options.length, | |
i = index < 0 ? | |
max : | |
one ? index : 0; | |
// Loop through all the selected options | |
for ( ; i < max; i++ ) { | |
option = options[ i ]; | |
// oldIE doesn't update selected after form reset (#2551) | |
if ( ( option.selected || i === index ) && | |
// Don't return options that are disabled or in a disabled optgroup | |
( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) && | |
( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) { | |
// Get the specific value for the option | |
value = jQuery( option ).val(); | |
// We don't need an array for one selects | |
if ( one ) { | |
return value; | |
} | |
// Multi-Selects return an array | |
values.push( value ); | |
} | |
} | |
return values; | |
}, | |
set: function( elem, value ) { | |
var values = jQuery.makeArray( value ); | |
jQuery(elem).find("option").each(function() { | |
this.selected = jQuery.inArray( jQuery(this).val(), values ) >= 0; | |
}); | |
if ( !values.length ) { | |
elem.selectedIndex = -1; | |
} | |
return values; | |
} | |
} | |
}, | |
attr: function( elem, name, value ) { | |
var ret, hooks, notxml, | |
nType = elem.nodeType; | |
// don't get/set attributes on text, comment and attribute nodes | |
if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { | |
return; | |
} | |
// Fallback to prop when attributes are not supported | |
if ( typeof elem.getAttribute === "undefined" ) { | |
return jQuery.prop( elem, name, value ); | |
} | |
notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); | |
// All attributes are lowercase | |
// Grab necessary hook if one is defined | |
if ( notxml ) { | |
name = name.toLowerCase(); | |
hooks = jQuery.attrHooks[ name ] || ( rboolean.test( name ) ? boolHook : nodeHook ); | |
} | |
if ( value !== undefined ) { | |
if ( value === null ) { | |
jQuery.removeAttr( elem, name ); | |
} else if ( hooks && notxml && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { | |
return ret; | |
} else { | |
elem.setAttribute( name, value + "" ); | |
return value; | |
} | |
} else if ( hooks && notxml && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { | |
return ret; | |
} else { | |
// In IE9+, Flash objects don't have .getAttribute (#12945) | |
// Support: IE9+ | |
if ( typeof elem.getAttribute !== "undefined" ) { | |
ret = elem.getAttribute( name ); | |
} | |
// Non-existent attributes return null, we normalize to undefined | |
return ret == null ? | |
undefined : | |
ret; | |
} | |
}, | |
removeAttr: function( elem, value ) { | |
var name, propName, | |
i = 0, | |
attrNames = value && value.match( core_rnotwhite ); | |
if ( attrNames && elem.nodeType === 1 ) { | |
while ( (name = attrNames[i++]) ) { | |
propName = jQuery.propFix[ name ] || name; | |
// Boolean attributes get special treatment (#10870) | |
if ( rboolean.test( name ) ) { | |
// Set corresponding property to false for boolean attributes | |
// Also clear defaultChecked/defaultSelected (if appropriate) for IE<8 | |
if ( !getSetAttribute && ruseDefault.test( name ) ) { | |
elem[ jQuery.camelCase( "default-" + name ) ] = | |
elem[ propName ] = false; | |
} else { | |
elem[ propName ] = false; | |
} | |
// See #9699 for explanation of this approach (setting first, then removal) | |
} else { | |
jQuery.attr( elem, name, "" ); | |
} | |
elem.removeAttribute( getSetAttribute ? name : propName ); | |
} | |
} | |
}, | |
attrHooks: { | |
type: { | |
set: function( elem, value ) { | |
if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) { | |
// Setting the type on a radio button after the value resets the value in IE6-9 | |
// Reset value to default in case type is set after value during creation | |
var val = elem.value; | |
elem.setAttribute( "type", value ); | |
if ( val ) { | |
elem.value = val; | |
} | |
return value; | |
} | |
} | |
} | |
}, | |
propFix: { | |
tabindex: "tabIndex", | |
readonly: "readOnly", | |
"for": "htmlFor", | |
"class": "className", | |
maxlength: "maxLength", | |
cellspacing: "cellSpacing", | |
cellpadding: "cellPadding", | |
rowspan: "rowSpan", | |
colspan: "colSpan", | |
usemap: "useMap", | |
frameborder: "frameBorder", | |
contenteditable: "contentEditable" | |
}, | |
prop: function( elem, name, value ) { | |
var ret, hooks, notxml, | |
nType = elem.nodeType; | |
// don't get/set properties on text, comment and attribute nodes | |
if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { | |
return; | |
} | |
notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); | |
if ( notxml ) { | |
// Fix name and attach hooks | |
name = jQuery.propFix[ name ] || name; | |
hooks = jQuery.propHooks[ name ]; | |
} | |
if ( value !== undefined ) { | |
if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { | |
return ret; | |
} else { | |
return ( elem[ name ] = value ); | |
} | |
} else { | |
if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { | |
return ret; | |
} else { | |
return elem[ name ]; | |
} | |
} | |
}, | |
propHooks: { | |
tabIndex: { | |
get: function( elem ) { | |
// elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set | |
// http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ | |
var attributeNode = elem.getAttributeNode("tabindex"); | |
return attributeNode && attributeNode.specified ? | |
parseInt( attributeNode.value, 10 ) : | |
rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ? | |
0 : | |
undefined; | |
} | |
} | |
} | |
}); | |
// Hook for boolean attributes | |
boolHook = { | |
get: function( elem, name ) { | |
var | |
// Use .prop to determine if this attribute is understood as boolean | |
prop = jQuery.prop( elem, name ), | |
// Fetch it accordingly | |
attr = typeof prop === "boolean" && elem.getAttribute( name ), | |
detail = typeof prop === "boolean" ? | |
getSetInput && getSetAttribute ? | |
attr != null : | |
// oldIE fabricates an empty string for missing boolean attributes | |
// and conflates checked/selected into attroperties | |
ruseDefault.test( name ) ? | |
elem[ jQuery.camelCase( "default-" + name ) ] : | |
!!attr : | |
// fetch an attribute node for properties not recognized as boolean | |
elem.getAttributeNode( name ); | |
return detail && detail.value !== false ? | |
name.toLowerCase() : | |
undefined; | |
}, | |
set: function( elem, value, name ) { | |
if ( value === false ) { | |
// Remove boolean attributes when set to false | |
jQuery.removeAttr( elem, name ); | |
} else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) { | |
// IE<8 needs the *property* name | |
elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name ); | |
// Use defaultChecked and defaultSelected for oldIE | |
} else { | |
elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true; | |
} | |
return name; | |
} | |
}; | |
// fix oldIE value attroperty | |
if ( !getSetInput || !getSetAttribute ) { | |
jQuery.attrHooks.value = { | |
get: function( elem, name ) { | |
var ret = elem.getAttributeNode( name ); | |
return jQuery.nodeName( elem, "input" ) ? | |
// Ignore the value *property* by using defaultValue | |
elem.defaultValue : | |
ret && ret.specified ? ret.value : undefined; | |
}, | |
set: function( elem, value, name ) { | |
if ( jQuery.nodeName( elem, "input" ) ) { | |
// Does not return so that setAttribute is also used | |
elem.defaultValue = value; | |
} else { | |
// Use nodeHook if defined (#1954); otherwise setAttribute is fine | |
return nodeHook && nodeHook.set( elem, value, name ); | |
} | |
} | |
}; | |
} | |
// IE6/7 do not support getting/setting some attributes with get/setAttribute | |
if ( !getSetAttribute ) { | |
// Use this for any attribute in IE6/7 | |
// This fixes almost every IE6/7 issue | |
nodeHook = jQuery.valHooks.button = { | |
get: function( elem, name ) { | |
var ret = elem.getAttributeNode( name ); | |
return ret && ( name === "id" || name === "name" || name === "coords" ? ret.value !== "" : ret.specified ) ? | |
ret.value : | |
undefined; | |
}, | |
set: function( elem, value, name ) { | |
// Set the existing or create a new attribute node | |
var ret = elem.getAttributeNode( name ); | |
if ( !ret ) { | |
elem.setAttributeNode( | |
(ret = elem.ownerDocument.createAttribute( name )) | |
); | |
} | |
ret.value = value += ""; | |
// Break association with cloned elements by also using setAttribute (#9646) | |
return name === "value" || value === elem.getAttribute( name ) ? | |
value : | |
undefined; | |
} | |
}; | |
// Set contenteditable to false on removals(#10429) | |
// Setting to empty string throws an error as an invalid value | |
jQuery.attrHooks.contenteditable = { | |
get: nodeHook.get, | |
set: function( elem, value, name ) { | |
nodeHook.set( elem, value === "" ? false : value, name ); | |
} | |
}; | |
// Set width and height to auto instead of 0 on empty string( Bug #8150 ) | |
// This is for removals | |
jQuery.each([ "width", "height" ], function( i, name ) { | |
jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { | |
set: function( elem, value ) { | |
if ( value === "" ) { | |
elem.setAttribute( name, "auto" ); | |
return value; | |
} | |
} | |
}); | |
}); | |
} | |
// Some attributes require a special call on IE | |
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx | |
if ( !jQuery.support.hrefNormalized ) { | |
jQuery.each([ "href", "src", "width", "height" ], function( i, name ) { | |
jQuery.attrHooks[ name ] = jQuery.extend( jQuery.attrHooks[ name ], { | |
get: function( elem ) { | |
var ret = elem.getAttribute( name, 2 ); | |
return ret == null ? undefined : ret; | |
} | |
}); | |
}); | |
// href/src property should get the full normalized URL (#10299/#12915) | |
jQuery.each([ "href", "src" ], function( i, name ) { | |
jQuery.propHooks[ name ] = { | |
get: function( elem ) { | |
return elem.getAttribute( name, 4 ); | |
} | |
}; | |
}); | |
} | |
if ( !jQuery.support.style ) { | |
jQuery.attrHooks.style = { | |
get: function( elem ) { | |
// Return undefined in the case of empty string | |
// Note: IE uppercases css property names, but if we were to .toLowerCase() | |
// .cssText, that would destroy case senstitivity in URL's, like in "background" | |
return elem.style.cssText || undefined; | |
}, | |
set: function( elem, value ) { | |
return ( elem.style.cssText = value + "" ); | |
} | |
}; | |
} | |
// Safari mis-reports the default selected property of an option | |
// Accessing the parent's selectedIndex property fixes it | |
if ( !jQuery.support.optSelected ) { | |
jQuery.propHooks.selected = jQuery.extend( jQuery.propHooks.selected, { | |
get: function( elem ) { | |
var parent = elem.parentNode; | |
if ( parent ) { | |
parent.selectedIndex; | |
// Make sure that it also works with optgroups, see #5701 | |
if ( parent.parentNode ) { | |
parent.parentNode.selectedIndex; | |
} | |
} | |
return null; | |
} | |
}); | |
} | |
// IE6/7 call enctype encoding | |
if ( !jQuery.support.enctype ) { | |
jQuery.propFix.enctype = "encoding"; | |
} | |
// Radios and checkboxes getter/setter | |
if ( !jQuery.support.checkOn ) { | |
jQuery.each([ "radio", "checkbox" ], function() { | |
jQuery.valHooks[ this ] = { | |
get: function( elem ) { | |
// Handle the case where in Webkit "" is returned instead of "on" if a value isn't specified | |
return elem.getAttribute("value") === null ? "on" : elem.value; | |
} | |
}; | |
}); | |
} | |
jQuery.each([ "radio", "checkbox" ], function() { | |
jQuery.valHooks[ this ] = jQuery.extend( jQuery.valHooks[ this ], { | |
set: function( elem, value ) { | |
if ( jQuery.isArray( value ) ) { | |
return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); | |
} | |
} | |
}); | |
}); | |
var rformElems = /^(?:input|select|textarea)$/i, | |
rkeyEvent = /^key/, | |
rmouseEvent = /^(?:mouse|contextmenu)|click/, | |
rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, | |
rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; | |
function returnTrue() { | |
return true; | |
} | |
function returnFalse() { | |
return false; | |
} | |
/* | |
* Helper functions for managing events -- not part of the public interface. | |
* Props to Dean Edwards' addEvent library for many of the ideas. | |
*/ | |
jQuery.event = { | |
global: {}, | |
add: function( elem, types, handler, data, selector ) { | |
var handleObjIn, eventHandle, tmp, | |
events, t, handleObj, | |
special, handlers, type, namespaces, origType, | |
// Don't attach events to noData or text/comment nodes (but allow plain objects) | |
elemData = elem.nodeType !== 3 && elem.nodeType !== 8 && jQuery._data( elem ); | |
if ( !elemData ) { | |
return; | |
} | |
// Caller can pass in an object of custom data in lieu of the handler | |
if ( handler.handler ) { | |
handleObjIn = handler; | |
handler = handleObjIn.handler; | |
selector = handleObjIn.selector; | |
} | |
// Make sure that the handler has a unique ID, used to find/remove it later | |
if ( !handler.guid ) { | |
handler.guid = jQuery.guid++; | |
} | |
// Init the element's event structure and main handler, if this is the first | |
if ( !(events = elemData.events) ) { | |
events = elemData.events = {}; | |
} | |
if ( !(eventHandle = elemData.handle) ) { | |
eventHandle = elemData.handle = function( e ) { | |
// Discard the second event of a jQuery.event.trigger() and | |
// when an event is called after a page has unloaded | |
return typeof jQuery !== "undefined" && (!e || jQuery.event.triggered !== e.type) ? | |
jQuery.event.dispatch.apply( eventHandle.elem, arguments ) : | |
undefined; | |
}; | |
// Add elem as a property of the handle fn to prevent a memory leak with IE non-native events | |
eventHandle.elem = elem; | |
} | |
// Handle multiple events separated by a space | |
// jQuery(...).bind("mouseover mouseout", fn); | |
types = ( types || "" ).match( core_rnotwhite ) || [""]; | |
t = types.length; | |
while ( t-- ) { | |
tmp = rtypenamespace.exec( types[t] ) || []; | |
type = origType = tmp[1]; | |
namespaces = ( tmp[2] || "" ).split( "." ).sort(); | |
// If event changes its type, use the special event handlers for the changed type | |
special = jQuery.event.special[ type ] || {}; | |
// If selector defined, determine special event api type, otherwise given type | |
type = ( selector ? special.delegateType : special.bindType ) || type; | |
// Update special based on newly reset type | |
special = jQuery.event.special[ type ] || {}; | |
// handleObj is passed to all event handlers | |
handleObj = jQuery.extend({ | |
type: type, | |
origType: origType, | |
data: data, | |
handler: handler, | |
guid: handler.guid, | |
selector: selector, | |
needsContext: selector && jQuery.expr.match.needsContext.test( selector ), | |
namespace: namespaces.join(".") | |
}, handleObjIn ); | |
// Init the event handler queue if we're the first | |
if ( !(handlers = events[ type ]) ) { | |
handlers = events[ type ] = []; | |
handlers.delegateCount = 0; | |
// Only use addEventListener/attachEvent if the special events handler returns false | |
if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { | |
// Bind the global event handler to the element | |
if ( elem.addEventListener ) { | |
elem.addEventListener( type, eventHandle, false ); | |
} else if ( elem.attachEvent ) { | |
elem.attachEvent( "on" + type, eventHandle ); | |
} | |
} | |
} | |
if ( special.add ) { | |
special.add.call( elem, handleObj ); | |
if ( !handleObj.handler.guid ) { | |
handleObj.handler.guid = handler.guid; | |
} | |
} | |
// Add to the element's handler list, delegates in front | |
if ( selector ) { | |
handlers.splice( handlers.delegateCount++, 0, handleObj ); | |
} else { | |
handlers.push( handleObj ); | |
} | |
// Keep track of which events have ever been used, for event optimization | |
jQuery.event.global[ type ] = true; | |
} | |
// Nullify elem to prevent memory leaks in IE | |
elem = null; | |
}, | |
// Detach an event or set of events from an element | |
remove: function( elem, types, handler, selector, mappedTypes ) { | |
var j, origCount, tmp, | |
events, t, handleObj, | |
special, handlers, type, namespaces, origType, | |
elemData = jQuery.hasData( elem ) && jQuery._data( elem ); | |
if ( !elemData || !(events = elemData.events) ) { | |
return; | |
} | |
// Once for each type.namespace in types; type may be omitted | |
types = ( types || "" ).match( core_rnotwhite ) || [""]; | |
t = types.length; | |
while ( t-- ) { | |
tmp = rtypenamespace.exec( types[t] ) || []; | |
type = origType = tmp[1]; | |
namespaces = ( tmp[2] || "" ).split( "." ).sort(); | |
// Unbind all events (on this namespace, if provided) for the element | |
if ( !type ) { | |
for ( type in events ) { | |
jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); | |
} | |
continue; | |
} | |
special = jQuery.event.special[ type ] || {}; | |
type = ( selector ? special.delegateType : special.bindType ) || type; | |
handlers = events[ type ] || []; | |
tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); | |
// Remove matching events | |
origCount = j = handlers.length; | |
while ( j-- ) { | |
handleObj = handlers[ j ]; | |
if ( ( mappedTypes || origType === handleObj.origType ) && | |
( !handler || handler.guid === handleObj.guid ) && | |
( !tmp || tmp.test( handleObj.namespace ) ) && | |
( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { | |
handlers.splice( j, 1 ); | |
if ( handleObj.selector ) { | |
handlers.delegateCount--; | |
} | |
if ( special.remove ) { | |
special.remove.call( elem, handleObj ); | |
} | |
} | |
} | |
// Remove generic event handler if we removed something and no more handlers exist | |
// (avoids potential for endless recursion during removal of special event handlers) | |
if ( origCount && !handlers.length ) { | |
if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { | |
jQuery.removeEvent( elem, type, elemData.handle ); | |
} | |
delete events[ type ]; | |
} | |
} | |
// Remove the expando if it's no longer used | |
if ( jQuery.isEmptyObject( events ) ) { | |
delete elemData.handle; | |
// removeData also checks for emptiness and clears the expando if empty | |
// so use it instead of delete | |
jQuery._removeData( elem, "events" ); | |
} | |
}, | |
trigger: function( event, data, elem, onlyHandlers ) { | |
var i, cur, tmp, bubbleType, ontype, handle, special, | |
eventPath = [ elem || document ], | |
type = event.type || event, | |
namespaces = event.namespace ? event.namespace.split(".") : []; | |
cur = tmp = elem = elem || document; | |
// Don't do events on text and comment nodes | |
if ( elem.nodeType === 3 || elem.nodeType === 8 ) { | |
return; | |
} | |
// focus/blur morphs to focusin/out; ensure we're not firing them right now | |
if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { | |
return; | |
} | |
if ( type.indexOf(".") >= 0 ) { | |
// Namespaced trigger; create a regexp to match event type in handle() | |
namespaces = type.split("."); | |
type = namespaces.shift(); | |
namespaces.sort(); | |
} | |
ontype = type.indexOf(":") < 0 && "on" + type; | |
// Caller can pass in a jQuery.Event object, Object, or just an event type string | |
event = event[ jQuery.expando ] ? | |
event : | |
new jQuery.Event( type, typeof event === "object" && event ); | |
event.isTrigger = true; | |
event.namespace = namespaces.join("."); | |
event.namespace_re = event.namespace ? | |
new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : | |
null; | |
// Clean up the event in case it is being reused | |
event.result = undefined; | |
if ( !event.target ) { | |
event.target = elem; | |
} | |
// Clone any incoming data and prepend the event, creating the handler arg list | |
data = data == null ? | |
[ event ] : | |
jQuery.makeArray( data, [ event ] ); | |
// Allow special events to draw outside the lines | |
special = jQuery.event.special[ type ] || {}; | |
if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { | |
return; | |
} | |
// Determine event propagation path in advance, per W3C events spec (#9951) | |
// Bubble up to document, then to window; watch for a global ownerDocument var (#9724) | |
if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { | |
bubbleType = special.delegateType || type; | |
if ( !rfocusMorph.test( bubbleType + type ) ) { | |
cur = cur.parentNode; | |
} | |
for ( ; cur; cur = cur.parentNode ) { | |
eventPath.push( cur ); | |
tmp = cur; | |
} | |
// Only add window if we got to document (e.g., not plain obj or detached DOM) | |
if ( tmp === (elem.ownerDocument || document) ) { | |
eventPath.push( tmp.defaultView || tmp.parentWindow || window ); | |
} | |
} | |
// Fire handlers on the event path | |
i = 0; | |
while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { | |
event.type = i > 1 ? | |
bubbleType : | |
special.bindType || type; | |
// jQuery handler | |
handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" ); | |
if ( handle ) { | |
handle.apply( cur, data ); | |
} | |
// Native handler | |
handle = ontype && cur[ ontype ]; | |
if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) { | |
event.preventDefault(); | |
} | |
} | |
event.type = type; | |
// If nobody prevented the default action, do it now | |
if ( !onlyHandlers && !event.isDefaultPrevented() ) { | |
if ( (!special._default || special._default.apply( elem.ownerDocument, data ) === false) && | |
!(type === "click" && jQuery.nodeName( elem, "a" )) && jQuery.acceptData( elem ) ) { | |
// Call a native DOM method on the target with the same name name as the event. | |
// Can't use an .isFunction() check here because IE6/7 fails that test. | |
// Don't do default actions on window, that's where global variables be (#6170) | |
if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) { | |
// Don't re-trigger an onFOO event when we call its FOO() method | |
tmp = elem[ ontype ]; | |
if ( tmp ) { | |
elem[ ontype ] = null; | |
} | |
// Prevent re-triggering of the same event, since we already bubbled it above | |
jQuery.event.triggered = type; | |
try { | |
elem[ type ](); | |
} catch ( e ) { | |
// IE<9 dies on focus/blur to hidden element (#1486,#12518) | |
// only reproducible on winXP IE8 native, not IE9 in IE8 mode | |
} | |
jQuery.event.triggered = undefined; | |
if ( tmp ) { | |
elem[ ontype ] = tmp; | |
} | |
} | |
} | |
} | |
return event.result; | |
}, | |
dispatch: function( event ) { | |
// Make a writable jQuery.Event from the native event object | |
event = jQuery.event.fix( event ); | |
var i, j, ret, matched, handleObj, | |
handlerQueue = [], | |
args = core_slice.call( arguments ), | |
handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [], | |
special = jQuery.event.special[ event.type ] || {}; | |
// Use the fix-ed jQuery.Event rather than the (read-only) native event | |
args[0] = event; | |
event.delegateTarget = this; | |
// Call the preDispatch hook for the mapped type, and let it bail if desired | |
if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { | |
return; | |
} | |
// Determine handlers | |
handlerQueue = jQuery.event.handlers.call( this, event, handlers ); | |
// Run delegates first; they may want to stop propagation beneath us | |
i = 0; | |
while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { | |
event.currentTarget = matched.elem; | |
j = 0; | |
while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { | |
// Triggered event must either 1) have no namespace, or | |
// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). | |
if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { | |
event.handleObj = handleObj; | |
event.data = handleObj.data; | |
ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) | |
.apply( matched.elem, args ); | |
if ( ret !== undefined ) { | |
if ( (event.result = ret) === false ) { | |
event.preventDefault(); | |
event.stopPropagation(); | |
} | |
} | |
} | |
} | |
} | |
// Call the postDispatch hook for the mapped type | |
if ( special.postDispatch ) { | |
special.postDispatch.call( this, event ); | |
} | |
return event.result; | |
}, | |
handlers: function( event, handlers ) { | |
var i, matches, sel, handleObj, | |
handlerQueue = [], | |
delegateCount = handlers.delegateCount, | |
cur = event.target; | |
// Find delegate handlers | |
// Black-hole SVG <use> instance trees (#13180) | |
// Avoid non-left-click bubbling in Firefox (#3861) | |
if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { | |
for ( ; cur != this; cur = cur.parentNode || this ) { | |
// Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) | |
if ( cur.disabled !== true || event.type !== "click" ) { | |
matches = []; | |
for ( i = 0; i < delegateCount; i++ ) { | |
handleObj = handlers[ i ]; | |
// Don't conflict with Object.prototype properties (#13203) | |
sel = handleObj.selector + " "; | |
if ( matches[ sel ] === undefined ) { | |
matches[ sel ] = handleObj.needsContext ? | |
jQuery( sel, this ).index( cur ) >= 0 : | |
jQuery.find( sel, this, null, [ cur ] ).length; | |
} | |
if ( matches[ sel ] ) { | |
matches.push( handleObj ); | |
} | |
} | |
if ( matches.length ) { | |
handlerQueue.push({ elem: cur, handlers: matches }); | |
} | |
} | |
} | |
} | |
// Add the remaining (directly-bound) handlers | |
if ( delegateCount < handlers.length ) { | |
handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); | |
} | |
return handlerQueue; | |
}, | |
fix: function( event ) { | |
if ( event[ jQuery.expando ] ) { | |
return event; | |
} | |
// Create a writable copy of the event object and normalize some properties | |
var i, prop, | |
originalEvent = event, | |
fixHook = jQuery.event.fixHooks[ event.type ] || {}, | |
copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; | |
event = new jQuery.Event( originalEvent ); | |
i = copy.length; | |
while ( i-- ) { | |
prop = copy[ i ]; | |
event[ prop ] = originalEvent[ prop ]; | |
} | |
// Support: IE<9 | |
// Fix target property (#1925) | |
if ( !event.target ) { | |
event.target = originalEvent.srcElement || document; | |
} | |
// Support: Chrome 23+, Safari? | |
// Target should not be a text node (#504, #13143) | |
if ( event.target.nodeType === 3 ) { | |
event.target = event.target.parentNode; | |
} | |
// Support: IE<9 | |
// For mouse/key events, metaKey==false if it's undefined (#3368, #11328) | |
event.metaKey = !!event.metaKey; | |
return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; | |
}, | |
// Includes some event props shared by KeyEvent and MouseEvent | |
props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), | |
fixHooks: {}, | |
keyHooks: { | |
props: "char charCode key keyCode".split(" "), | |
filter: function( event, original ) { | |
// Add which for key events | |
if ( event.which == null ) { | |
event.which = original.charCode != null ? original.charCode : original.keyCode; | |
} | |
return event; | |
} | |
}, | |
mouseHooks: { | |
props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "), | |
filter: function( event, original ) { | |
var eventDoc, doc, body, | |
button = original.button, | |
fromElement = original.fromElement; | |
// Calculate pageX/Y if missing and clientX/Y available | |
if ( event.pageX == null && original.clientX != null ) { | |
eventDoc = event.target.ownerDocument || document; | |
doc = eventDoc.documentElement; | |
body = eventDoc.body; | |
event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); | |
event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); | |
} | |
// Add relatedTarget, if necessary | |
if ( !event.relatedTarget && fromElement ) { | |
event.relatedTarget = fromElement === event.target ? original.toElement : fromElement; | |
} | |
// Add which for click: 1 === left; 2 === middle; 3 === right | |
// Note: button is not normalized, so don't use it | |
if ( !event.which && button !== undefined ) { | |
event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); | |
} | |
return event; | |
} | |
}, | |
special: { | |
load: { | |
// Prevent triggered image.load events from bubbling to window.load | |
noBubble: true | |
}, | |
click: { | |
// For checkbox, fire native event so checked state will be right | |
trigger: function() { | |
if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) { | |
this.click(); | |
return false; | |
} | |
} | |
}, | |
focus: { | |
// Fire native event if possible so blur/focus sequence is correct | |
trigger: function() { | |
if ( this !== document.activeElement && this.focus ) { | |
try { | |
this.focus(); | |
return false; | |
} catch ( e ) { | |
// Support: IE<9 | |
// If we error on focus to hidden element (#1486, #12518), | |
// let .trigger() run the handlers | |
} | |
} | |
}, | |
delegateType: "focusin" | |
}, | |
blur: { | |
trigger: function() { | |
if ( this === document.activeElement && this.blur ) { | |
this.blur(); | |
return false; | |
} | |
}, | |
delegateType: "focusout" | |
}, | |
beforeunload: { | |
postDispatch: function( event ) { | |
// Even when returnValue equals to undefined Firefox will still show alert | |
if ( event.result !== undefined ) { | |
event.originalEvent.returnValue = event.result; | |
} | |
} | |
} | |
}, | |
simulate: function( type, elem, event, bubble ) { | |
// Piggyback on a donor event to simulate a different one. | |
// Fake originalEvent to avoid donor's stopPropagation, but if the | |
// simulated event prevents default then we do the same on the donor. | |
var e = jQuery.extend( | |
new jQuery.Event(), | |
event, | |
{ type: type, | |
isSimulated: true, | |
originalEvent: {} | |
} | |
); | |
if ( bubble ) { | |
jQuery.event.trigger( e, null, elem ); | |
} else { | |
jQuery.event.dispatch.call( elem, e ); | |
} | |
if ( e.isDefaultPrevented() ) { | |
event.preventDefault(); | |
} | |
} | |
}; | |
jQuery.removeEvent = document.removeEventListener ? | |
function( elem, type, handle ) { | |
if ( elem.removeEventListener ) { | |
elem.removeEventListener( type, handle, false ); | |
} | |
} : | |
function( elem, type, handle ) { | |
var name = "on" + type; | |
if ( elem.detachEvent ) { | |
// #8545, #7054, preventing memory leaks for custom events in IE6-8 | |
// detachEvent needed property on element, by name of that event, to properly expose it to GC | |
if ( typeof elem[ name ] === "undefined" ) { | |
elem[ name ] = null; | |
} | |
elem.detachEvent( name, handle ); | |
} | |
}; | |
jQuery.Event = function( src, props ) { | |
// Allow instantiation without the 'new' keyword | |
if ( !(this instanceof jQuery.Event) ) { | |
return new jQuery.Event( src, props ); | |
} | |
// Event object | |
if ( src && src.type ) { | |
this.originalEvent = src; | |
this.type = src.type; | |
// Events bubbling up the document may have been marked as prevented | |
// by a handler lower down the tree; reflect the correct value. | |
this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false || | |
src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse; | |
// Event type | |
} else { | |
this.type = src; | |
} | |
// Put explicitly provided properties onto the event object | |
if ( props ) { | |
jQuery.extend( this, props ); | |
} | |
// Create a timestamp if incoming event doesn't have one | |
this.timeStamp = src && src.timeStamp || jQuery.now(); | |
// Mark it as fixed | |
this[ jQuery.expando ] = true; | |
}; | |
// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding | |
// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html | |
jQuery.Event.prototype = { | |
isDefaultPrevented: returnFalse, | |
isPropagationStopped: returnFalse, | |
isImmediatePropagationStopped: returnFalse, | |
preventDefault: function() { | |
var e = this.originalEvent; | |
this.isDefaultPrevented = returnTrue; | |
if ( !e ) { | |
return; | |
} | |
// If preventDefault exists, run it on the original event | |
if ( e.preventDefault ) { | |
e.preventDefault(); | |
// Support: IE | |
// Otherwise set the returnValue property of the original event to false | |
} else { | |
e.returnValue = false; | |
} | |
}, | |
stopPropagation: function() { | |
var e = this.originalEvent; | |
this.isPropagationStopped = returnTrue; | |
if ( !e ) { | |
return; | |
} | |
// If stopPropagation exists, run it on the original event | |
if ( e.stopPropagation ) { | |
e.stopPropagation(); | |
} | |
// Support: IE | |
// Set the cancelBubble property of the original event to true | |
e.cancelBubble = true; | |
}, | |
stopImmediatePropagation: function() { | |
this.isImmediatePropagationStopped = returnTrue; | |
this.stopPropagation(); | |
} | |
}; | |
// Create mouseenter/leave events using mouseover/out and event-time checks | |
jQuery.each({ | |
mouseenter: "mouseover", | |
mouseleave: "mouseout" | |
}, function( orig, fix ) { | |
jQuery.event.special[ orig ] = { | |
delegateType: fix, | |
bindType: fix, | |
handle: function( event ) { | |
var ret, | |
target = this, | |
related = event.relatedTarget, | |
handleObj = event.handleObj; | |
// For mousenter/leave call the handler if related is outside the target. | |
// NB: No relatedTarget if the mouse left/entered the browser window | |
if ( !related || (related !== target && !jQuery.contains( target, related )) ) { | |
event.type = handleObj.origType; | |
ret = handleObj.handler.apply( this, arguments ); | |
event.type = fix; | |
} | |
return ret; | |
} | |
}; | |
}); | |
// IE submit delegation | |
if ( !jQuery.support.submitBubbles ) { | |
jQuery.event.special.submit = { | |
setup: function() { | |
// Only need this for delegated form submit events | |
if ( jQuery.nodeName( this, "form" ) ) { | |
return false; | |
} | |
// Lazy-add a submit handler when a descendant form may potentially be submitted | |
jQuery.event.add( this, "click._submit keypress._submit", function( e ) { | |
// Node name check avoids a VML-related crash in IE (#9807) | |
var elem = e.target, | |
form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined; | |
if ( form && !jQuery._data( form, "submitBubbles" ) ) { | |
jQuery.event.add( form, "submit._submit", function( event ) { | |
event._submit_bubble = true; | |
}); | |
jQuery._data( form, "submitBubbles", true ); | |
} | |
}); | |
// return undefined since we don't need an event listener | |
}, | |
postDispatch: function( event ) { | |
// If form was submitted by the user, bubble the event up the tree | |
if ( event._submit_bubble ) { | |
delete event._submit_bubble; | |
if ( this.parentNode && !event.isTrigger ) { | |
jQuery.event.simulate( "submit", this.parentNode, event, true ); | |
} | |
} | |
}, | |
teardown: function() { | |
// Only need this for delegated form submit events | |
if ( jQuery.nodeName( this, "form" ) ) { | |
return false; | |
} | |
// Remove delegated handlers; cleanData eventually reaps submit handlers attached above | |
jQuery.event.remove( this, "._submit" ); | |
} | |
}; | |
} | |
// IE change delegation and checkbox/radio fix | |
if ( !jQuery.support.changeBubbles ) { | |
jQuery.event.special.change = { | |
setup: function() { | |
if ( rformElems.test( this.nodeName ) ) { | |
// IE doesn't fire change on a check/radio until blur; trigger it on click | |
// after a propertychange. Eat the blur-change in special.change.handle. | |
// This still fires onchange a second time for check/radio after blur. | |
if ( this.type === "checkbox" || this.type === "radio" ) { | |
jQuery.event.add( this, "propertychange._change", function( event ) { | |
if ( event.originalEvent.propertyName === "checked" ) { | |
this._just_changed = true; | |
} | |
}); | |
jQuery.event.add( this, "click._change", function( event ) { | |
if ( this._just_changed && !event.isTrigger ) { | |
this._just_changed = false; | |
} | |
// Allow triggered, simulated change events (#11500) | |
jQuery.event.simulate( "change", this, event, true ); | |
}); | |
} | |
return false; | |
} | |
// Delegated event; lazy-add a change handler on descendant inputs | |
jQuery.event.add( this, "beforeactivate._change", function( e ) { | |
var elem = e.target; | |
if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) { | |
jQuery.event.add( elem, "change._change", function( event ) { | |
if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { | |
jQuery.event.simulate( "change", this.parentNode, event, true ); | |
} | |
}); | |
jQuery._data( elem, "changeBubbles", true ); | |
} | |
}); | |
}, | |
handle: function( event ) { | |
var elem = event.target; | |
// Swallow native change events from checkbox/radio, we already triggered them above | |
if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) { | |
return event.handleObj.handler.apply( this, arguments ); | |
} | |
}, | |
teardown: function() { | |
jQuery.event.remove( this, "._change" ); | |
return !rformElems.test( this.nodeName ); | |
} | |
}; | |
} | |
// Create "bubbling" focus and blur events | |
if ( !jQuery.support.focusinBubbles ) { | |
jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { | |
// Attach a single capturing handler while someone wants focusin/focusout | |
var attaches = 0, | |
handler = function( event ) { | |
jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); | |
}; | |
jQuery.event.special[ fix ] = { | |
setup: function() { | |
if ( attaches++ === 0 ) { | |
document.addEventListener( orig, handler, true ); | |
} | |
}, | |
teardown: function() { | |
if ( --attaches === 0 ) { | |
document.removeEventListener( orig, handler, true ); | |
} | |
} | |
}; | |
}); | |
} | |
jQuery.fn.extend({ | |
on: function( types, selector, data, fn, /*INTERNAL*/ one ) { | |
var origFn, type; | |
// Types can be a map of types/handlers | |
if ( typeof types === "object" ) { | |
// ( types-Object, selector, data ) | |
if ( typeof selector !== "string" ) { | |
// ( types-Object, data ) | |
data = data || selector; | |
selector = undefined; | |
} | |
for ( type in types ) { | |
this.on( type, selector, data, types[ type ], one ); | |
} | |
return this; | |
} | |
if ( data == null && fn == null ) { | |
// ( types, fn ) | |
fn = selector; | |
data = selector = undefined; | |
} else if ( fn == null ) { | |
if ( typeof selector === "string" ) { | |
// ( types, selector, fn ) | |
fn = data; | |
data = undefined; | |
} else { | |
// ( types, data, fn ) | |
fn = data; | |
data = selector; | |
selector = undefined; | |
} | |
} | |
if ( fn === false ) { | |
fn = returnFalse; | |
} else if ( !fn ) { | |
return this; | |
} | |
if ( one === 1 ) { | |
origFn = fn; | |
fn = function( event ) { | |
// Can use an empty set, since event contains the info | |
jQuery().off( event ); | |
return origFn.apply( this, arguments ); | |
}; | |
// Use same guid so caller can remove using origFn | |
fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); | |
} | |
return this.each( function() { | |
jQuery.event.add( this, types, fn, data, selector ); | |
}); | |
}, | |
one: function( types, selector, data, fn ) { | |
return this.on( types, selector, data, fn, 1 ); | |
}, | |
off: function( types, selector, fn ) { | |
var handleObj, type; | |
if ( types && types.preventDefault && types.handleObj ) { | |
// ( event ) dispatched jQuery.Event | |
handleObj = types.handleObj; | |
jQuery( types.delegateTarget ).off( | |
handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, | |
handleObj.selector, | |
handleObj.handler | |
); | |
return this; | |
} | |
if ( typeof types === "object" ) { | |
// ( types-object [, selector] ) | |
for ( type in types ) { | |
this.off( type, selector, types[ type ] ); | |
} | |
return this; | |
} | |
if ( selector === false || typeof selector === "function" ) { | |
// ( types [, fn] ) | |
fn = selector; | |
selector = undefined; | |
} | |
if ( fn === false ) { | |
fn = returnFalse; | |
} | |
return this.each(function() { | |
jQuery.event.remove( this, types, fn, selector ); | |
}); | |
}, | |
bind: function( types, data, fn ) { | |
return this.on( types, null, data, fn ); | |
}, | |
unbind: function( types, fn ) { | |
return this.off( types, null, fn ); | |
}, | |
delegate: function( selector, types, data, fn ) { | |
return this.on( types, selector, data, fn ); | |
}, | |
undelegate: function( selector, types, fn ) { | |
// ( namespace ) or ( selector, types [, fn] ) | |
return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); | |
}, | |
trigger: function( type, data ) { | |
return this.each(function() { | |
jQuery.event.trigger( type, data, this ); | |
}); | |
}, | |
triggerHandler: function( type, data ) { | |
var elem = this[0]; | |
if ( elem ) { | |
return jQuery.event.trigger( type, data, elem, true ); | |
} | |
}, | |
hover: function( fnOver, fnOut ) { | |
return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); | |
} | |
}); | |
jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " + | |
"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + | |
"change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) { | |
// Handle event binding | |
jQuery.fn[ name ] = function( data, fn ) { | |
return arguments.length > 0 ? | |
this.on( name, null, data, fn ) : | |
this.trigger( name ); | |
}; | |
if ( rkeyEvent.test( name ) ) { | |
jQuery.event.fixHooks[ name ] = jQuery.event.keyHooks; | |
} | |
if ( rmouseEvent.test( name ) ) { | |
jQuery.event.fixHooks[ name ] = jQuery.event.mouseHooks; | |
} | |
}); | |
/*! | |
* Sizzle CSS Selector Engine | |
* Copyright 2012 jQuery Foundation and other contributors | |
* Released under the MIT license | |
* http://sizzlejs.com/ | |
*/ | |
(function( window, undefined ) { | |
var i, | |
cachedruns, | |
Expr, | |
getText, | |
isXML, | |
compile, | |
hasDuplicate, | |
outermostContext, | |
// Local document vars | |
setDocument, | |
document, | |
docElem, | |
documentIsXML, | |
rbuggyQSA, | |
rbuggyMatches, | |
matches, | |
contains, | |
sortOrder, | |
// Instance-specific data | |
expando = "sizzle" + -(new Date()), | |
preferredDoc = window.document, | |
support = {}, | |
dirruns = 0, | |
done = 0, | |
classCache = createCache(), | |
tokenCache = createCache(), | |
compilerCache = createCache(), | |
// General-purpose constants | |
strundefined = typeof undefined, | |
MAX_NEGATIVE = 1 << 31, | |
// Array methods | |
arr = [], | |
pop = arr.pop, | |
push = arr.push, | |
slice = arr.slice, | |
// Use a stripped-down indexOf if we can't use a native one | |
indexOf = arr.indexOf || function( elem ) { | |
var i = 0, | |
len = this.length; | |
for ( ; i < len; i++ ) { | |
if ( this[i] === elem ) { | |
return i; | |
} | |
} | |
return -1; | |
}, | |
// Regular expressions | |
// Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace | |
whitespace = "[\\x20\\t\\r\\n\\f]", | |
// http://www.w3.org/TR/css3-syntax/#characters | |
characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", | |
// Loosely modeled on CSS identifier characters | |
// An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors | |
// Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier | |
identifier = characterEncoding.replace( "w", "w#" ), | |
// Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors | |
operators = "([*^$|!~]?=)", | |
attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + | |
"*(?:" + operators + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", | |
// Prefer arguments quoted, | |
// then not containing pseudos/brackets, | |
// then attribute selectors/non-parenthetical expressions, | |
// then anything else | |
// These preferences are here to reduce the number of selectors | |
// needing tokenize in the PSEUDO preFilter | |
pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)", | |
// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter | |
rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), | |
rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), | |
rcombinators = new RegExp( "^" + whitespace + "*([\\x20\\t\\r\\n\\f>+~])" + whitespace + "*" ), | |
rpseudo = new RegExp( pseudos ), | |
ridentifier = new RegExp( "^" + identifier + "$" ), | |
matchExpr = { | |
"ID": new RegExp( "^#(" + characterEncoding + ")" ), | |
"CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), | |
"NAME": new RegExp( "^\\[name=['\"]?(" + characterEncoding + ")['\"]?\\]" ), | |
"TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), | |
"ATTR": new RegExp( "^" + attributes ), | |
"PSEUDO": new RegExp( "^" + pseudos ), | |
"CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + | |
"*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + | |
"*(\\d+)|))" + whitespace + "*\\)|)", "i" ), | |
// For use in libraries implementing .is() | |
// We use this for POS matching in `select` | |
"needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + | |
whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) | |
}, | |
rsibling = /[\x20\t\r\n\f]*[+~]/, | |
rnative = /\{\s*\[native code\]\s*\}/, | |
// Easily-parseable/retrievable ID or TAG or CLASS selectors | |
rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, | |
rinputs = /^(?:input|select|textarea|button)$/i, | |
rheader = /^h\d$/i, | |
rescape = /'|\\/g, | |
rattributeQuotes = /\=[\x20\t\r\n\f]*([^'"\]]*)[\x20\t\r\n\f]*\]/g, | |
// CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters | |
runescape = /\\([\da-fA-F]{1,6}[\x20\t\r\n\f]?|.)/g, | |
funescape = function( _, escaped ) { | |
var high = "0x" + escaped - 0x10000; | |
// NaN means non-codepoint | |
return high !== high ? | |
escaped : | |
// BMP codepoint | |
high < 0 ? | |
String.fromCharCode( high + 0x10000 ) : | |
// Supplemental Plane codepoint (surrogate pair) | |
String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); | |
}; | |
// Use a stripped-down slice if we can't use a native one | |
try { | |
slice.call( docElem.childNodes, 0 )[0].nodeType; | |
} catch ( e ) { | |
slice = function( i ) { | |
var elem, | |
results = []; | |
for ( ; (elem = this[i]); i++ ) { | |
results.push( elem ); | |
} | |
return results; | |
}; | |
} | |
/** | |
* For feature detection | |
* @param {Function} fn The function to test for native support | |
*/ | |
function isNative( fn ) { | |
return rnative.test( fn + "" ); | |
} | |
/** | |
* Create key-value caches of limited size | |
* @returns {Function(string, Object)} Returns the Object data after storing it on itself with | |
* property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) | |
* deleting the oldest entry | |
*/ | |
function createCache() { | |
var cache, | |
keys = []; | |
return (cache = function( key, value ) { | |
// Use (key + " ") to avoid collision with native prototype properties (see Issue #157) | |
if ( keys.push( key += " " ) > Expr.cacheLength ) { | |
// Only keep the most recent entries | |
delete cache[ keys.shift() ]; | |
} | |
return (cache[ key ] = value); | |
}); | |
} | |
/** | |
* Mark a function for special use by Sizzle | |
* @param {Function} fn The function to mark | |
*/ | |
function markFunction( fn ) { | |
fn[ expando ] = true; | |
return fn; | |
} | |
/** | |
* Support testing using an element | |
* @param {Function} fn Passed the created div and expects a boolean result | |
*/ | |
function assert( fn ) { | |
var div = document.createElement("div"); | |
try { | |
return fn( div ); | |
} catch (e) { | |
return false; | |
} finally { | |
// release memory in IE | |
div = null; | |
} | |
} | |
function Sizzle( selector, context, results, seed ) { | |
var match, elem, m, nodeType, | |
// QSA vars | |
i, groups, old, nid, newContext, newSelector; | |
if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { | |
setDocument( context ); | |
} | |
context = context || document; | |
results = results || []; | |
if ( !selector || typeof selector !== "string" ) { | |
return results; | |
} | |
if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { | |
return []; | |
} | |
if ( !documentIsXML && !seed ) { | |
// Shortcuts | |
if ( (match = rquickExpr.exec( selector )) ) { | |
// Speed-up: Sizzle("#ID") | |
if ( (m = match[1]) ) { | |
if ( nodeType === 9 ) { | |
elem = context.getElementById( m ); | |
// Check parentNode to catch when Blackberry 4.6 returns | |
// nodes that are no longer in the document #6963 | |
if ( elem && elem.parentNode ) { | |
// Handle the case where IE, Opera, and Webkit return items | |
// by name instead of ID | |
if ( elem.id === m ) { | |
results.push( elem ); | |
return results; | |
} | |
} else { | |
return results; | |
} | |
} else { | |
// Context is not a document | |
if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && | |
contains( context, elem ) && elem.id === m ) { | |
results.push( elem ); | |
return results; | |
} | |
} | |
// Speed-up: Sizzle("TAG") | |
} else if ( match[2] ) { | |
push.apply( results, slice.call(context.getElementsByTagName( selector ), 0) ); | |
return results; | |
// Speed-up: Sizzle(".CLASS") | |
} else if ( (m = match[3]) && support.getByClassName && context.getElementsByClassName ) { | |
push.apply( results, slice.call(context.getElementsByClassName( m ), 0) ); | |
return results; | |
} | |
} | |
// QSA path | |
if ( support.qsa && !rbuggyQSA.test(selector) ) { | |
old = true; | |
nid = expando; | |
newContext = context; | |
newSelector = nodeType === 9 && selector; | |
// qSA works strangely on Element-rooted queries | |
// We can work around this by specifying an extra ID on the root | |
// and working up from there (Thanks to Andrew Dupont for the technique) | |
// IE 8 doesn't work on object elements | |
if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { | |
groups = tokenize( selector ); | |
if ( (old = context.getAttribute("id")) ) { | |
nid = old.replace( rescape, "\\$&" ); | |
} else { | |
context.setAttribute( "id", nid ); | |
} | |
nid = "[id='" + nid + "'] "; | |
i = groups.length; | |
while ( i-- ) { | |
groups[i] = nid + toSelector( groups[i] ); | |
} | |
newContext = rsibling.test( selector ) && context.parentNode || context; | |
newSelector = groups.join(","); | |
} | |
if ( newSelector ) { | |
try { | |
push.apply( results, slice.call( newContext.querySelectorAll( | |
newSelector | |
), 0 ) ); | |
return results; | |
} catch(qsaError) { | |
} finally { | |
if ( !old ) { | |
context.removeAttribute("id"); | |
} | |
} | |
} | |
} | |
} | |
// All others | |
return select( selector.replace( rtrim, "$1" ), context, results, seed ); | |
} | |
/** | |
* Detect xml | |
* @param {Element|Object} elem An element or a document | |
*/ | |
isXML = Sizzle.isXML = function( elem ) { | |
// documentElement is verified for cases where it doesn't yet exist | |
// (such as loading iframes in IE - #4833) | |
var documentElement = elem && (elem.ownerDocument || elem).documentElement; | |
return documentElement ? documentElement.nodeName !== "HTML" : false; | |
}; | |
/** | |
* Sets document-related variables once based on the current document | |
* @param {Element|Object} [doc] An element or document object to use to set the document | |
* @returns {Object} Returns the current document | |
*/ | |
setDocument = Sizzle.setDocument = function( node ) { | |
var doc = node ? node.ownerDocument || node : preferredDoc; | |
// If no document and documentElement is available, return | |
if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { | |
return document; | |
} | |
// Set our document | |
document = doc; | |
docElem = doc.documentElement; | |
// Support tests | |
documentIsXML = isXML( doc ); | |
// Check if getElementsByTagName("*") returns only elements | |
support.tagNameNoComments = assert(function( div ) { | |
div.appendChild( doc.createComment("") ); | |
return !div.getElementsByTagName("*").length; | |
}); | |
// Check if attributes should be retrieved by attribute nodes | |
support.attributes = assert(function( div ) { | |
div.innerHTML = "<select></select>"; | |
var type = typeof div.lastChild.getAttribute("multiple"); | |
// IE8 returns a string for some attributes even when not present | |
return type !== "boolean" && type !== "string"; | |
}); | |
// Check if getElementsByClassName can be trusted | |
support.getByClassName = assert(function( div ) { | |
// Opera can't find a second classname (in 9.6) | |
div.innerHTML = "<div class='hidden e'></div><div class='hidden'></div>"; | |
if ( !div.getElementsByClassName || !div.getElementsByClassName("e").length ) { | |
return false; | |
} | |
// Safari 3.2 caches class attributes and doesn't catch changes | |
div.lastChild.className = "e"; | |
return div.getElementsByClassName("e").length === 2; | |
}); | |
// Check if getElementById returns elements by name | |
// Check if getElementsByName privileges form controls or returns elements by ID | |
support.getByName = assert(function( div ) { | |
// Inject content | |
div.id = expando + 0; | |
div.innerHTML = "<a name='" + expando + "'></a><div name='" + expando + "'></div>"; | |
docElem.insertBefore( div, docElem.firstChild ); | |
// Test | |
var pass = doc.getElementsByName && | |
// buggy browsers will return fewer than the correct 2 | |
doc.getElementsByName( expando ).length === 2 + | |
// buggy browsers will return more than the correct 0 | |
doc.getElementsByName( expando + 0 ).length; | |
support.getIdNotName = !doc.getElementById( expando ); | |
// Cleanup | |
docElem.removeChild( div ); | |
return pass; | |
}); | |
// IE6/7 return modified attributes | |
Expr.attrHandle = assert(function( div ) { | |
div.innerHTML = "<a href='#'></a>"; | |
return div.firstChild && typeof div.firstChild.getAttribute !== strundefined && | |
div.firstChild.getAttribute("href") === "#"; | |
}) ? | |
{} : | |
{ | |
"href": function( elem ) { | |
return elem.getAttribute( "href", 2 ); | |
}, | |
"type": function( elem ) { | |
return elem.getAttribute("type"); | |
} | |
}; | |
// ID find and filter | |
if ( support.getIdNotName ) { | |
Expr.find["ID"] = function( id, context ) { | |
if ( typeof context.getElementById !== strundefined && !documentIsXML ) { | |
var m = context.getElementById( id ); | |
// Check parentNode to catch when Blackberry 4.6 returns | |
// nodes that are no longer in the document #6963 | |
return m && m.parentNode ? [m] : []; | |
} | |
}; | |
Expr.filter["ID"] = function( id ) { | |
var attrId = id.replace( runescape, funescape ); | |
return function( elem ) { | |
return elem.getAttribute("id") === attrId; | |
}; | |
}; | |
} else { | |
Expr.find["ID"] = function( id, context ) { | |
if ( typeof context.getElementById !== strundefined && !documentIsXML ) { | |
var m = context.getElementById( id ); | |
return m ? | |
m.id === id || typeof m.getAttributeNode !== strundefined && m.getAttributeNode("id").value === id ? | |
[m] : | |
undefined : | |
[]; | |
} | |
}; | |
Expr.filter["ID"] = function( id ) { | |
var attrId = id.replace( runescape, funescape ); | |
return function( elem ) { | |
var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); | |
return node && node.value === attrId; | |
}; | |
}; | |
} | |
// Tag | |
Expr.find["TAG"] = support.tagNameNoComments ? | |
function( tag, context ) { | |
if ( typeof context.getElementsByTagName !== strundefined ) { | |
return context.getElementsByTagName( tag ); | |
} | |
} : | |
function( tag, context ) { | |
var elem, | |
tmp = [], | |
i = 0, | |
results = context.getElementsByTagName( tag ); | |
// Filter out possible comments | |
if ( tag === "*" ) { | |
for ( ; (elem = results[i]); i++ ) { | |
if ( elem.nodeType === 1 ) { | |
tmp.push( elem ); | |
} | |
} | |
return tmp; | |
} | |
return results; | |
}; | |
// Name | |
Expr.find["NAME"] = support.getByName && function( tag, context ) { | |
if ( typeof context.getElementsByName !== strundefined ) { | |
return context.getElementsByName( name ); | |
} | |
}; | |
// Class | |
Expr.find["CLASS"] = support.getByClassName && function( className, context ) { | |
if ( typeof context.getElementsByClassName !== strundefined && !documentIsXML ) { | |
return context.getElementsByClassName( className ); | |
} | |
}; | |
// QSA and matchesSelector support | |
// matchesSelector(:active) reports false when true (IE9/Opera 11.5) | |
rbuggyMatches = []; | |
// qSa(:focus) reports false when true (Chrome 21), | |
// no need to also add to buggyMatches since matches checks buggyQSA | |
// A support test would require too much code (would include document ready) | |
rbuggyQSA = [ ":focus" ]; | |
if ( (support.qsa = isNative(doc.querySelectorAll)) ) { | |
// Build QSA regex | |
// Regex strategy adopted from Diego Perini | |
assert(function( div ) { | |
// Select is set to empty string on purpose | |
// This is to test IE's treatment of not explictly | |
// setting a boolean content attribute, | |
// since its presence should be enough | |
// http://bugs.jquery.com/ticket/12359 | |
div.innerHTML = "<select><option selected=''></option></select>"; | |
// IE8 - Some boolean attributes are not treated correctly | |
if ( !div.querySelectorAll("[selected]").length ) { | |
rbuggyQSA.push( "\\[" + whitespace + "*(?:checked|disabled|ismap|multiple|readonly|selected|value)" ); | |
} | |
// Webkit/Opera - :checked should return selected option elements | |
// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked | |
// IE8 throws error here and will not see later tests | |
if ( !div.querySelectorAll(":checked").length ) { | |
rbuggyQSA.push(":checked"); | |
} | |
}); | |
assert(function( div ) { | |
// Opera 10-12/IE8 - ^= $= *= and empty values | |
// Should not select anything | |
div.innerHTML = "<input type='hidden' i=''/>"; | |
if ( div.querySelectorAll("[i^='']").length ) { | |
rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:\"\"|'')" ); | |
} | |
// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) | |
// IE8 throws error here and will not see later tests | |
if ( !div.querySelectorAll(":enabled").length ) { | |
rbuggyQSA.push( ":enabled", ":disabled" ); | |
} | |
// Opera 10-11 does not throw on post-comma invalid pseudos | |
div.querySelectorAll("*,:x"); | |
rbuggyQSA.push(",.*:"); | |
}); | |
} | |
if ( (support.matchesSelector = isNative( (matches = docElem.matchesSelector || | |
docElem.mozMatchesSelector || | |
docElem.webkitMatchesSelector || | |
docElem.oMatchesSelector || | |
docElem.msMatchesSelector) )) ) { | |
assert(function( div ) { | |
// Check to see if it's possible to do matchesSelector | |
// on a disconnected node (IE 9) | |
support.disconnectedMatch = matches.call( div, "div" ); | |
// This should fail with an exception | |
// Gecko does not error, returns false instead | |
matches.call( div, "[s!='']:x" ); | |
rbuggyMatches.push( "!=", pseudos ); | |
}); | |
} | |
rbuggyQSA = new RegExp( rbuggyQSA.join("|") ); | |
rbuggyMatches = new RegExp( rbuggyMatches.join("|") ); | |
// Element contains another | |
// Purposefully does not implement inclusive descendent | |
// As in, an element does not contain itself | |
contains = isNative(docElem.contains) || docElem.compareDocumentPosition ? | |
function( a, b ) { | |
var adown = a.nodeType === 9 ? a.documentElement : a, | |
bup = b && b.parentNode; | |
return a === bup || !!( bup && bup.nodeType === 1 && ( | |
adown.contains ? | |
adown.contains( bup ) : | |
a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 | |
)); | |
} : | |
function( a, b ) { | |
if ( b ) { | |
while ( (b = b.parentNode) ) { | |
if ( b === a ) { | |
return true; | |
} | |
} | |
} | |
return false; | |
}; | |
// Document order sorting | |
sortOrder = docElem.compareDocumentPosition ? | |
function( a, b ) { | |
var compare; | |
if ( a === b ) { | |
hasDuplicate = true; | |
return 0; | |
} | |
if ( (compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b )) ) { | |
if ( compare & 1 || a.parentNode && a.parentNode.nodeType === 11 ) { | |
if ( a === doc || contains( preferredDoc, a ) ) { | |
return -1; | |
} | |
if ( b === doc || contains( preferredDoc, b ) ) { | |
return 1; | |
} | |
return 0; | |
} | |
return compare & 4 ? -1 : 1; | |
} | |
return a.compareDocumentPosition ? -1 : 1; | |
} : | |
function( a, b ) { | |
var cur, | |
i = 0, | |
aup = a.parentNode, | |
bup = b.parentNode, | |
ap = [ a ], | |
bp = [ b ]; | |
// The nodes are identical, we can exit early | |
if ( a === b ) { | |
hasDuplicate = true; | |
return 0; | |
// Fallback to using sourceIndex (in IE) if it's available on both nodes | |
} else if ( a.sourceIndex && b.sourceIndex ) { | |
return ( ~b.sourceIndex || MAX_NEGATIVE ) - ( contains( preferredDoc, a ) && ~a.sourceIndex || MAX_NEGATIVE ); | |
// Parentless nodes are either documents or disconnected | |
} else if ( !aup || !bup ) { | |
return a === doc ? -1 : | |
b === doc ? 1 : | |
aup ? -1 : | |
bup ? 1 : | |
0; | |
// If the nodes are siblings, we can do a quick check | |
} else if ( aup === bup ) { | |
return siblingCheck( a, b ); | |
} | |
// Otherwise we need full lists of their ancestors for comparison | |
cur = a; | |
while ( (cur = cur.parentNode) ) { | |
ap.unshift( cur ); | |
} | |
cur = b; | |
while ( (cur = cur.parentNode) ) { | |
bp.unshift( cur ); | |
} | |
// Walk down the tree looking for a discrepancy | |
while ( ap[i] === bp[i] ) { | |
i++; | |
} | |
return i ? | |
// Do a sibling check if the nodes have a common ancestor | |
siblingCheck( ap[i], bp[i] ) : | |
// Otherwise nodes in our document sort first | |
ap[i] === preferredDoc ? -1 : | |
bp[i] === preferredDoc ? 1 : | |
0; | |
}; | |
// Always assume the presence of duplicates if sort doesn't | |
// pass them to our comparison function (as in Google Chrome). | |
hasDuplicate = false; | |
[0, 0].sort( sortOrder ); | |
support.detectDuplicates = hasDuplicate; | |
return document; | |
}; | |
Sizzle.matches = function( expr, elements ) { | |
return Sizzle( expr, null, null, elements ); | |
}; | |
Sizzle.matchesSelector = function( elem, expr ) { | |
// Set document vars if needed | |
if ( ( elem.ownerDocument || elem ) !== document ) { | |
setDocument( elem ); | |
} | |
// Make sure that attribute selectors are quoted | |
expr = expr.replace( rattributeQuotes, "='$1']" ); | |
// rbuggyQSA always contains :focus, so no need for an existence check | |
if ( support.matchesSelector && !documentIsXML && (!rbuggyMatches || !rbuggyMatches.test(expr)) && !rbuggyQSA.test(expr) ) { | |
try { | |
var ret = matches.call( elem, expr ); | |
// IE 9's matchesSelector returns false on disconnected nodes | |
if ( ret || support.disconnectedMatch || | |
// As well, disconnected nodes are said to be in a document | |
// fragment in IE 9 | |
elem.document && elem.document.nodeType !== 11 ) { | |
return ret; | |
} | |
} catch(e) {} | |
} | |
return Sizzle( expr, document, null, [elem] ).length > 0; | |
}; | |
Sizzle.contains = function( context, elem ) { | |
// Set document vars if needed | |
if ( ( context.ownerDocument || context ) !== document ) { | |
setDocument( context ); | |
} | |
return contains( context, elem ); | |
}; | |
Sizzle.attr = function( elem, name ) { | |
var val; | |
// Set document vars if needed | |
if ( ( elem.ownerDocument || elem ) !== document ) { | |
setDocument( elem ); | |
} | |
if ( !documentIsXML ) { | |
name = name.toLowerCase(); | |
} | |
if ( (val = Expr.attrHandle[ name ]) ) { | |
return val( elem ); | |
} | |
if ( documentIsXML || support.attributes ) { | |
return elem.getAttribute( name ); | |
} | |
return ( (val = elem.getAttributeNode( name )) || elem.getAttribute( name ) ) && elem[ name ] === true ? | |
name : | |
val && val.specified ? val.value : null; | |
}; | |
Sizzle.error = function( msg ) { | |
throw new Error( "Syntax error, unrecognized expression: " + msg ); | |
}; | |
// Document sorting and removing duplicates | |
Sizzle.uniqueSort = function( results ) { | |
var elem, | |
duplicates = [], | |
i = 1, | |
j = 0; | |
// Unless we *know* we can detect duplicates, assume their presence | |
hasDuplicate = !support.detectDuplicates; | |
results.sort( sortOrder ); | |
if ( hasDuplicate ) { | |
for ( ; (elem = results[i]); i++ ) { | |
if ( elem === results[ i - 1 ] ) { | |
j = duplicates.push( i ); | |
} | |
} | |
while ( j-- ) { | |
results.splice( duplicates[ j ], 1 ); | |
} | |
} | |
return results; | |
}; | |
function siblingCheck( a, b ) { | |
var cur = a && b && a.nextSibling; | |
for ( ; cur; cur = cur.nextSibling ) { | |
if ( cur === b ) { | |
return -1; | |
} | |
} | |
return a ? 1 : -1; | |
} | |
// Returns a function to use in pseudos for input types | |
function createInputPseudo( type ) { | |
return function( elem ) { | |
var name = elem.nodeName.toLowerCase(); | |
return name === "input" && elem.type === type; | |
}; | |
} | |
// Returns a function to use in pseudos for buttons | |
function createButtonPseudo( type ) { | |
return function( elem ) { | |
var name = elem.nodeName.toLowerCase(); | |
return (name === "input" || name === "button") && elem.type === type; | |
}; | |
} | |
// Returns a function to use in pseudos for positionals | |
function createPositionalPseudo( fn ) { | |
return markFunction(function( argument ) { | |
argument = +argument; | |
return markFunction(function( seed, matches ) { | |
var j, | |
matchIndexes = fn( [], seed.length, argument ), | |
i = matchIndexes.length; | |
// Match elements found at the specified indexes | |
while ( i-- ) { | |
if ( seed[ (j = matchIndexes[i]) ] ) { | |
seed[j] = !(matches[j] = seed[j]); | |
} | |
} | |
}); | |
}); | |
} | |
/** | |
* Utility function for retrieving the text value of an array of DOM nodes | |
* @param {Array|Element} elem | |
*/ | |
getText = Sizzle.getText = function( elem ) { | |
var node, | |
ret = "", | |
i = 0, | |
nodeType = elem.nodeType; | |
if ( !nodeType ) { | |
// If no nodeType, this is expected to be an array | |
for ( ; (node = elem[i]); i++ ) { | |
// Do not traverse comment nodes | |
ret += getText( node ); | |
} | |
} else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { | |
// Use textContent for elements | |
// innerText usage removed for consistency of new lines (see #11153) | |
if ( typeof elem.textContent === "string" ) { | |
return elem.textContent; | |
} else { | |
// Traverse its children | |
for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { | |
ret += getText( elem ); | |
} | |
} | |
} else if ( nodeType === 3 || nodeType === 4 ) { | |
return elem.nodeValue; | |
} | |
// Do not include comment or processing instruction nodes | |
return ret; | |
}; | |
Expr = Sizzle.selectors = { | |
// Can be adjusted by the user | |
cacheLength: 50, | |
createPseudo: markFunction, | |
match: matchExpr, | |
find: {}, | |
relative: { | |
">": { dir: "parentNode", first: true }, | |
" ": { dir: "parentNode" }, | |
"+": { dir: "previousSibling", first: true }, | |
"~": { dir: "previousSibling" } | |
}, | |
preFilter: { | |
"ATTR": function( match ) { | |
match[1] = match[1].replace( runescape, funescape ); | |
// Move the given value to match[3] whether quoted or unquoted | |
match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape ); | |
if ( match[2] === "~=" ) { | |
match[3] = " " + match[3] + " "; | |
} | |
return match.slice( 0, 4 ); | |
}, | |
"CHILD": function( match ) { | |
/* matches from matchExpr["CHILD"] | |
1 type (only|nth|...) | |
2 what (child|of-type) | |
3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) | |
4 xn-component of xn+y argument ([+-]?\d*n|) | |
5 sign of xn-component | |
6 x of xn-component | |
7 sign of y-component | |
8 y of y-component | |
*/ | |
match[1] = match[1].toLowerCase(); | |
if ( match[1].slice( 0, 3 ) === "nth" ) { | |
// nth-* requires argument | |
if ( !match[3] ) { | |
Sizzle.error( match[0] ); | |
} | |
// numeric x and y parameters for Expr.filter.CHILD | |
// remember that false/true cast respectively to 0/1 | |
match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); | |
match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); | |
// other types prohibit arguments | |
} else if ( match[3] ) { | |
Sizzle.error( match[0] ); | |
} | |
return match; | |
}, | |
"PSEUDO": function( match ) { | |
var excess, | |
unquoted = !match[5] && match[2]; | |
if ( matchExpr["CHILD"].test( match[0] ) ) { | |
return null; | |
} | |
// Accept quoted arguments as-is | |
if ( match[4] ) { | |
match[2] = match[4]; | |
// Strip excess characters from unquoted arguments | |
} else if ( unquoted && rpseudo.test( unquoted ) && | |
// Get excess from tokenize (recursively) | |
(excess = tokenize( unquoted, true )) && | |
// advance to the next closing parenthesis | |
(excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { | |
// excess is a negative index | |
match[0] = match[0].slice( 0, excess ); | |
match[2] = unquoted.slice( 0, excess ); | |
} | |
// Return only captures needed by the pseudo filter method (type and argument) | |
return match.slice( 0, 3 ); | |
} | |
}, | |
filter: { | |
"TAG": function( nodeName ) { | |
if ( nodeName === "*" ) { | |
return function() { return true; }; | |
} | |
nodeName = nodeName.replace( runescape, funescape ).toLowerCase(); | |
return function( elem ) { | |
return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; | |
}; | |
}, | |
"CLASS": function( className ) { | |
var pattern = classCache[ className + " " ]; | |
return pattern || | |
(pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && | |
classCache( className, function( elem ) { | |
return pattern.test( elem.className || (typeof elem.getAttribute !== strundefined && elem.getAttribute("class")) || "" ); | |
}); | |
}, | |
"ATTR": function( name, operator, check ) { | |
return function( elem ) { | |
var result = Sizzle.attr( elem, name ); | |
if ( result == null ) { | |
return operator === "!="; | |
} | |
if ( !operator ) { | |
return true; | |
} | |
result += ""; | |
return operator === "=" ? result === check : | |
operator === "!=" ? result !== check : | |
operator === "^=" ? check && result.indexOf( check ) === 0 : | |
operator === "*=" ? check && result.indexOf( check ) > -1 : | |
operator === "$=" ? check && result.substr( result.length - check.length ) === check : | |
operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : | |
operator === "|=" ? result === check || result.substr( 0, check.length + 1 ) === check + "-" : | |
false; | |
}; | |
}, | |
"CHILD": function( type, what, argument, first, last ) { | |
var simple = type.slice( 0, 3 ) !== "nth", | |
forward = type.slice( -4 ) !== "last", | |
ofType = what === "of-type"; | |
return first === 1 && last === 0 ? | |
// Shortcut for :nth-*(n) | |
function( elem ) { | |
return !!elem.parentNode; | |
} : | |
function( elem, context, xml ) { | |
var cache, outerCache, node, diff, nodeIndex, start, | |
dir = simple !== forward ? "nextSibling" : "previousSibling", | |
parent = elem.parentNode, | |
name = ofType && elem.nodeName.toLowerCase(), | |
useCache = !xml && !ofType; | |
if ( parent ) { | |
// :(first|last|only)-(child|of-type) | |
if ( simple ) { | |
while ( dir ) { | |
node = elem; | |
while ( (node = node[ dir ]) ) { | |
if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { | |
return false; | |
} | |
} | |
// Reverse direction for :only-* (if we haven't yet done so) | |
start = dir = type === "only" && !start && "nextSibling"; | |
} | |
return true; | |
} | |
start = [ forward ? parent.firstChild : parent.lastChild ]; | |
// non-xml :nth-child(...) stores cache data on `parent` | |
if ( forward && useCache ) { | |
// Seek `elem` from a previously-cached index | |
outerCache = parent[ expando ] || (parent[ expando ] = {}); | |
cache = outerCache[ type ] || []; | |
nodeIndex = cache[0] === dirruns && cache[1]; | |
diff = cache[0] === dirruns && cache[2]; | |
node = nodeIndex && parent.childNodes[ nodeIndex ]; | |
while ( (node = ++nodeIndex && node && node[ dir ] || | |
// Fallback to seeking `elem` from the start | |
(diff = nodeIndex = 0) || start.pop()) ) { | |
// When found, cache indexes on `parent` and break | |
if ( node.nodeType === 1 && ++diff && node === elem ) { | |
outerCache[ type ] = [ dirruns, nodeIndex, diff ]; | |
break; | |
} | |
} | |
// Use previously-cached element index if available | |
} else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { | |
diff = cache[1]; | |
// xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) | |
} else { | |
// Use the same loop as above to seek `elem` from the start | |
while ( (node = ++nodeIndex && node && node[ dir ] || | |
(diff = nodeIndex = 0) || start.pop()) ) { | |
if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { | |
// Cache the index of each encountered element | |
if ( useCache ) { | |
(node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; | |
} | |
if ( node === elem ) { | |
break; | |
} | |
} | |
} | |
} | |
// Incorporate the offset, then check against cycle size | |
diff -= last; | |
return diff === first || ( diff % first === 0 && diff / first >= 0 ); | |
} | |
}; | |
}, | |
"PSEUDO": function( pseudo, argument ) { | |
// pseudo-class names are case-insensitive | |
// http://www.w3.org/TR/selectors/#pseudo-classes | |
// Prioritize by case sensitivity in case custom pseudos are added with uppercase letters | |
// Remember that setFilters inherits from pseudos | |
var args, | |
fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || | |
Sizzle.error( "unsupported pseudo: " + pseudo ); | |
// The user may use createPseudo to indicate that | |
// arguments are needed to create the filter function | |
// just as Sizzle does | |
if ( fn[ expando ] ) { | |
return fn( argument ); | |
} | |
// But maintain support for old signatures | |
if ( fn.length > 1 ) { | |
args = [ pseudo, pseudo, "", argument ]; | |
return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? | |
markFunction(function( seed, matches ) { | |
var idx, | |
matched = fn( seed, argument ), | |
i = matched.length; | |
while ( i-- ) { | |
idx = indexOf.call( seed, matched[i] ); | |
seed[ idx ] = !( matches[ idx ] = matched[i] ); | |
} | |
}) : | |
function( elem ) { | |
return fn( elem, 0, args ); | |
}; | |
} | |
return fn; | |
} | |
}, | |
pseudos: { | |
// Potentially complex pseudos | |
"not": markFunction(function( selector ) { | |
// Trim the selector passed to compile | |
// to avoid treating leading and trailing | |
// spaces as combinators | |
var input = [], | |
results = [], | |
matcher = compile( selector.replace( rtrim, "$1" ) ); | |
return matcher[ expando ] ? | |
markFunction(function( seed, matches, context, xml ) { | |
var elem, | |
unmatched = matcher( seed, null, xml, [] ), | |
i = seed.length; | |
// Match elements unmatched by `matcher` | |
while ( i-- ) { | |
if ( (elem = unmatched[i]) ) { | |
seed[i] = !(matches[i] = elem); | |
} | |
} | |
}) : | |
function( elem, context, xml ) { | |
input[0] = elem; | |
matcher( input, null, xml, results ); | |
return !results.pop(); | |
}; | |
}), | |
"has": markFunction(function( selector ) { | |
return function( elem ) { | |
return Sizzle( selector, elem ).length > 0; | |
}; | |
}), | |
"contains": markFunction(function( text ) { | |
return function( elem ) { | |
return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; | |
}; | |
}), | |
// "Whether an element is represented by a :lang() selector | |
// is based solely on the element's language value | |
// being equal to the identifier C, | |
// or beginning with the identifier C immediately followed by "-". | |
// The matching of C against the element's language value is performed case-insensitively. | |
// The identifier C does not have to be a valid language name." | |
// http://www.w3.org/TR/selectors/#lang-pseudo | |
"lang": markFunction( function( lang ) { | |
// lang value must be a valid identifider | |
if ( !ridentifier.test(lang || "") ) { | |
Sizzle.error( "unsupported lang: " + lang ); | |
} | |
lang = lang.replace( runescape, funescape ).toLowerCase(); | |
return function( elem ) { | |
var elemLang; | |
do { | |
if ( (elemLang = documentIsXML ? | |
elem.getAttribute("xml:lang") || elem.getAttribute("lang") : | |
elem.lang) ) { | |
elemLang = elemLang.toLowerCase(); | |
return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; | |
} | |
} while ( (elem = elem.parentNode) && elem.nodeType === 1 ); | |
return false; | |
}; | |
}), | |
// Miscellaneous | |
"target": function( elem ) { | |
var hash = window.location && window.location.hash; | |
return hash && hash.slice( 1 ) === elem.id; | |
}, | |
"root": function( elem ) { | |
return elem === docElem; | |
}, | |
"focus": function( elem ) { | |
return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); | |
}, | |
// Boolean properties | |
"enabled": function( elem ) { | |
return elem.disabled === false; | |
}, | |
"disabled": function( elem ) { | |
return elem.disabled === true; | |
}, | |
"checked": function( elem ) { | |
// In CSS3, :checked should return both checked and selected elements | |
// http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked | |
var nodeName = elem.nodeName.toLowerCase(); | |
return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); | |
}, | |
"selected": function( elem ) { | |
// Accessing this property makes selected-by-default | |
// options in Safari work properly | |
if ( elem.parentNode ) { | |
elem.parentNode.selectedIndex; | |
} | |
return elem.selected === true; | |
}, | |
// Contents | |
"empty": function( elem ) { | |
// http://www.w3.org/TR/selectors/#empty-pseudo | |
// :empty is only affected by element nodes and content nodes(including text(3), cdata(4)), | |
// not comment, processing instructions, or others | |
// Thanks to Diego Perini for the nodeName shortcut | |
// Greater than "@" means alpha characters (specifically not starting with "#" or "?") | |
for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { | |
if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) { | |
return false; | |
} | |
} | |
return true; | |
}, | |
"parent": function( elem ) { | |
return !Expr.pseudos["empty"]( elem ); | |
}, | |
// Element/input types | |
"header": function( elem ) { | |
return rheader.test( elem.nodeName ); | |
}, | |
"input": function( elem ) { | |
return rinputs.test( elem.nodeName ); | |
}, | |
"button": function( elem ) { | |
var name = elem.nodeName.toLowerCase(); | |
return name === "input" && elem.type === "button" || name === "button"; | |
}, | |
"text": function( elem ) { | |
var attr; | |
// IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc) | |
// use getAttribute instead to test this case | |
return elem.nodeName.toLowerCase() === "input" && | |
elem.type === "text" && | |
( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type ); | |
}, | |
// Position-in-collection | |
"first": createPositionalPseudo(function() { | |
return [ 0 ]; | |
}), | |
"last": createPositionalPseudo(function( matchIndexes, length ) { | |
return [ length - 1 ]; | |
}), | |
"eq": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
return [ argument < 0 ? argument + length : argument ]; | |
}), | |
"even": createPositionalPseudo(function( matchIndexes, length ) { | |
var i = 0; | |
for ( ; i < length; i += 2 ) { | |
matchIndexes.push( i ); | |
} | |
return matchIndexes; | |
}), | |
"odd": createPositionalPseudo(function( matchIndexes, length ) { | |
var i = 1; | |
for ( ; i < length; i += 2 ) { | |
matchIndexes.push( i ); | |
} | |
return matchIndexes; | |
}), | |
"lt": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
var i = argument < 0 ? argument + length : argument; | |
for ( ; --i >= 0; ) { | |
matchIndexes.push( i ); | |
} | |
return matchIndexes; | |
}), | |
"gt": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
var i = argument < 0 ? argument + length : argument; | |
for ( ; ++i < length; ) { | |
matchIndexes.push( i ); | |
} | |
return matchIndexes; | |
}) | |
} | |
}; | |
// Add button/input type pseudos | |
for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { | |
Expr.pseudos[ i ] = createInputPseudo( i ); | |
} | |
for ( i in { submit: true, reset: true } ) { | |
Expr.pseudos[ i ] = createButtonPseudo( i ); | |
} | |
function tokenize( selector, parseOnly ) { | |
var matched, match, tokens, type, | |
soFar, groups, preFilters, | |
cached = tokenCache[ selector + " " ]; | |
if ( cached ) { | |
return parseOnly ? 0 : cached.slice( 0 ); | |
} | |
soFar = selector; | |
groups = []; | |
preFilters = Expr.preFilter; | |
while ( soFar ) { | |
// Comma and first run | |
if ( !matched || (match = rcomma.exec( soFar )) ) { | |
if ( match ) { | |
// Don't consume trailing commas as valid | |
soFar = soFar.slice( match[0].length ) || soFar; | |
} | |
groups.push( tokens = [] ); | |
} | |
matched = false; | |
// Combinators | |
if ( (match = rcombinators.exec( soFar )) ) { | |
matched = match.shift(); | |
tokens.push( { | |
value: matched, | |
// Cast descendant combinators to space | |
type: match[0].replace( rtrim, " " ) | |
} ); | |
soFar = soFar.slice( matched.length ); | |
} | |
// Filters | |
for ( type in Expr.filter ) { | |
if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || | |
(match = preFilters[ type ]( match ))) ) { | |
matched = match.shift(); | |
tokens.push( { | |
value: matched, | |
type: type, | |
matches: match | |
} ); | |
soFar = soFar.slice( matched.length ); | |
} | |
} | |
if ( !matched ) { | |
break; | |
} | |
} | |
// Return the length of the invalid excess | |
// if we're just parsing | |
// Otherwise, throw an error or return tokens | |
return parseOnly ? | |
soFar.length : | |
soFar ? | |
Sizzle.error( selector ) : | |
// Cache the tokens | |
tokenCache( selector, groups ).slice( 0 ); | |
} | |
function toSelector( tokens ) { | |
var i = 0, | |
len = tokens.length, | |
selector = ""; | |
for ( ; i < len; i++ ) { | |
selector += tokens[i].value; | |
} | |
return selector; | |
} | |
function addCombinator( matcher, combinator, base ) { | |
var dir = combinator.dir, | |
checkNonElements = base && combinator.dir === "parentNode", | |
doneName = done++; | |
return combinator.first ? | |
// Check against closest ancestor/preceding element | |
function( elem, context, xml ) { | |
while ( (elem = elem[ dir ]) ) { | |
if ( elem.nodeType === 1 || checkNonElements ) { | |
return matcher( elem, context, xml ); | |
} | |
} | |
} : | |
// Check against all ancestor/preceding elements | |
function( elem, context, xml ) { | |
var data, cache, outerCache, | |
dirkey = dirruns + " " + doneName; | |
// We can't set arbitrary data on XML nodes, so they don't benefit from dir caching | |
if ( xml ) { | |
while ( (elem = elem[ dir ]) ) { | |
if ( elem.nodeType === 1 || checkNonElements ) { | |
if ( matcher( elem, context, xml ) ) { | |
return true; | |
} | |
} | |
} | |
} else { | |
while ( (elem = elem[ dir ]) ) { | |
if ( elem.nodeType === 1 || checkNonElements ) { | |
outerCache = elem[ expando ] || (elem[ expando ] = {}); | |
if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) { | |
if ( (data = cache[1]) === true || data === cachedruns ) { | |
return data === true; | |
} | |
} else { | |
cache = outerCache[ dir ] = [ dirkey ]; | |
cache[1] = matcher( elem, context, xml ) || cachedruns; | |
if ( cache[1] === true ) { | |
return true; | |
} | |
} | |
} | |
} | |
} | |
}; | |
} | |
function elementMatcher( matchers ) { | |
return matchers.length > 1 ? | |
function( elem, context, xml ) { | |
var i = matchers.length; | |
while ( i-- ) { | |
if ( !matchers[i]( elem, context, xml ) ) { | |
return false; | |
} | |
} | |
return true; | |
} : | |
matchers[0]; | |
} | |
function condense( unmatched, map, filter, context, xml ) { | |
var elem, | |
newUnmatched = [], | |
i = 0, | |
len = unmatched.length, | |
mapped = map != null; | |
for ( ; i < len; i++ ) { | |
if ( (elem = unmatched[i]) ) { | |
if ( !filter || filter( elem, context, xml ) ) { | |
newUnmatched.push( elem ); | |
if ( mapped ) { | |
map.push( i ); | |
} | |
} | |
} | |
} | |
return newUnmatched; | |
} | |
function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { | |
if ( postFilter && !postFilter[ expando ] ) { | |
postFilter = setMatcher( postFilter ); | |
} | |
if ( postFinder && !postFinder[ expando ] ) { | |
postFinder = setMatcher( postFinder, postSelector ); | |
} | |
return markFunction(function( seed, results, context, xml ) { | |
var temp, i, elem, | |
preMap = [], | |
postMap = [], | |
preexisting = results.length, | |
// Get initial elements from seed or context | |
elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), | |
// Prefilter to get matcher input, preserving a map for seed-results synchronization | |
matcherIn = preFilter && ( seed || !selector ) ? | |
condense( elems, preMap, preFilter, context, xml ) : | |
elems, | |
matcherOut = matcher ? | |
// If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, | |
postFinder || ( seed ? preFilter : preexisting || postFilter ) ? | |
// ...intermediate processing is necessary | |
[] : | |
// ...otherwise use results directly | |
results : | |
matcherIn; | |
// Find primary matches | |
if ( matcher ) { | |
matcher( matcherIn, matcherOut, context, xml ); | |
} | |
// Apply postFilter | |
if ( postFilter ) { | |
temp = condense( matcherOut, postMap ); | |
postFilter( temp, [], context, xml ); | |
// Un-match failing elements by moving them back to matcherIn | |
i = temp.length; | |
while ( i-- ) { | |
if ( (elem = temp[i]) ) { | |
matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); | |
} | |
} | |
} | |
if ( seed ) { | |
if ( postFinder || preFilter ) { | |
if ( postFinder ) { | |
// Get the final matcherOut by condensing this intermediate into postFinder contexts | |
temp = []; | |
i = matcherOut.length; | |
while ( i-- ) { | |
if ( (elem = matcherOut[i]) ) { | |
// Restore matcherIn since elem is not yet a final match | |
temp.push( (matcherIn[i] = elem) ); | |
} | |
} | |
postFinder( null, (matcherOut = []), temp, xml ); | |
} | |
// Move matched elements from seed to results to keep them synchronized | |
i = matcherOut.length; | |
while ( i-- ) { | |
if ( (elem = matcherOut[i]) && | |
(temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { | |
seed[temp] = !(results[temp] = elem); | |
} | |
} | |
} | |
// Add elements to results, through postFinder if defined | |
} else { | |
matcherOut = condense( | |
matcherOut === results ? | |
matcherOut.splice( preexisting, matcherOut.length ) : | |
matcherOut | |
); | |
if ( postFinder ) { | |
postFinder( null, results, matcherOut, xml ); | |
} else { | |
push.apply( results, matcherOut ); | |
} | |
} | |
}); | |
} | |
function matcherFromTokens( tokens ) { | |
var checkContext, matcher, j, | |
len = tokens.length, | |
leadingRelative = Expr.relative[ tokens[0].type ], | |
implicitRelative = leadingRelative || Expr.relative[" "], | |
i = leadingRelative ? 1 : 0, | |
// The foundational matcher ensures that elements are reachable from top-level context(s) | |
matchContext = addCombinator( function( elem ) { | |
return elem === checkContext; | |
}, implicitRelative, true ), | |
matchAnyContext = addCombinator( function( elem ) { | |
return indexOf.call( checkContext, elem ) > -1; | |
}, implicitRelative, true ), | |
matchers = [ function( elem, context, xml ) { | |
return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( | |
(checkContext = context).nodeType ? | |
matchContext( elem, context, xml ) : | |
matchAnyContext( elem, context, xml ) ); | |
} ]; | |
for ( ; i < len; i++ ) { | |
if ( (matcher = Expr.relative[ tokens[i].type ]) ) { | |
matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; | |
} else { | |
matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); | |
// Return special upon seeing a positional matcher | |
if ( matcher[ expando ] ) { | |
// Find the next relative operator (if any) for proper handling | |
j = ++i; | |
for ( ; j < len; j++ ) { | |
if ( Expr.relative[ tokens[j].type ] ) { | |
break; | |
} | |
} | |
return setMatcher( | |
i > 1 && elementMatcher( matchers ), | |
i > 1 && toSelector( tokens.slice( 0, i - 1 ) ).replace( rtrim, "$1" ), | |
matcher, | |
i < j && matcherFromTokens( tokens.slice( i, j ) ), | |
j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), | |
j < len && toSelector( tokens ) | |
); | |
} | |
matchers.push( matcher ); | |
} | |
} | |
return elementMatcher( matchers ); | |
} | |
function matcherFromGroupMatchers( elementMatchers, setMatchers ) { | |
// A counter to specify which element is currently being matched | |
var matcherCachedRuns = 0, | |
bySet = setMatchers.length > 0, | |
byElement = elementMatchers.length > 0, | |
superMatcher = function( seed, context, xml, results, expandContext ) { | |
var elem, j, matcher, | |
setMatched = [], | |
matchedCount = 0, | |
i = "0", | |
unmatched = seed && [], | |
outermost = expandContext != null, | |
contextBackup = outermostContext, | |
// We must always have either seed elements or context | |
elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ), | |
// Nested matchers should use non-integer dirruns | |
dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.E); | |
if ( outermost ) { | |
outermostContext = context !== document && context; | |
cachedruns = matcherCachedRuns; | |
} | |
// Add elements passing elementMatchers directly to results | |
for ( ; (elem = elems[i]) != null; i++ ) { | |
if ( byElement && elem ) { | |
for ( j = 0; (matcher = elementMatchers[j]); j++ ) { | |
if ( matcher( elem, context, xml ) ) { | |
results.push( elem ); | |
break; | |
} | |
} | |
if ( outermost ) { | |
dirruns = dirrunsUnique; | |
cachedruns = ++matcherCachedRuns; | |
} | |
} | |
// Track unmatched elements for set filters | |
if ( bySet ) { | |
// They will have gone through all possible matchers | |
if ( (elem = !matcher && elem) ) { | |
matchedCount--; | |
} | |
// Lengthen the array for every element, matched or not | |
if ( seed ) { | |
unmatched.push( elem ); | |
} | |
} | |
} | |
// Apply set filters to unmatched elements | |
// `i` starts as a string, so matchedCount would equal "00" if there are no elements | |
matchedCount += i; | |
if ( bySet && i !== matchedCount ) { | |
for ( j = 0; (matcher = setMatchers[j]); j++ ) { | |
matcher( unmatched, setMatched, context, xml ); | |
} | |
if ( seed ) { | |
// Reintegrate element matches to eliminate the need for sorting | |
if ( matchedCount > 0 ) { | |
while ( i-- ) { | |
if ( !(unmatched[i] || setMatched[i]) ) { | |
setMatched[i] = pop.call( results ); | |
} | |
} | |
} | |
// Discard index placeholder values to get only actual matches | |
setMatched = condense( setMatched ); | |
} | |
// Add matches to results | |
push.apply( results, setMatched ); | |
// Seedless set matches succeeding multiple successful matchers stipulate sorting | |
if ( outermost && !seed && setMatched.length > 0 && | |
( matchedCount + setMatchers.length ) > 1 ) { | |
Sizzle.uniqueSort( results ); | |
} | |
} | |
// Override manipulation of globals by nested matchers | |
if ( outermost ) { | |
dirruns = dirrunsUnique; | |
outermostContext = contextBackup; | |
} | |
return unmatched; | |
}; | |
return bySet ? | |
markFunction( superMatcher ) : | |
superMatcher; | |
} | |
compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { | |
var i, | |
setMatchers = [], | |
elementMatchers = [], | |
cached = compilerCache[ selector + " " ]; | |
if ( !cached ) { | |
// Generate a function of recursive functions that can be used to check each element | |
if ( !group ) { | |
group = tokenize( selector ); | |
} | |
i = group.length; | |
while ( i-- ) { | |
cached = matcherFromTokens( group[i] ); | |
if ( cached[ expando ] ) { | |
setMatchers.push( cached ); | |
} else { | |
elementMatchers.push( cached ); | |
} | |
} | |
// Cache the compiled function | |
cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); | |
} | |
return cached; | |
}; | |
function multipleContexts( selector, contexts, results ) { | |
var i = 0, | |
len = contexts.length; | |
for ( ; i < len; i++ ) { | |
Sizzle( selector, contexts[i], results ); | |
} | |
return results; | |
} | |
function select( selector, context, results, seed ) { | |
var i, tokens, token, type, find, | |
match = tokenize( selector ); | |
if ( !seed ) { | |
// Try to minimize operations if there is only one group | |
if ( match.length === 1 ) { | |
// Take a shortcut and set the context if the root selector is an ID | |
tokens = match[0] = match[0].slice( 0 ); | |
if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && | |
context.nodeType === 9 && !documentIsXML && | |
Expr.relative[ tokens[1].type ] ) { | |
context = Expr.find["ID"]( token.matches[0].replace( runescape, funescape ), context )[0]; | |
if ( !context ) { | |
return results; | |
} | |
selector = selector.slice( tokens.shift().value.length ); | |
} | |
// Fetch a seed set for right-to-left matching | |
for ( i = matchExpr["needsContext"].test( selector ) ? -1 : tokens.length - 1; i >= 0; i-- ) { | |
token = tokens[i]; | |
// Abort if we hit a combinator | |
if ( Expr.relative[ (type = token.type) ] ) { | |
break; | |
} | |
if ( (find = Expr.find[ type ]) ) { | |
// Search, expanding context for leading sibling combinators | |
if ( (seed = find( | |
token.matches[0].replace( runescape, funescape ), | |
rsibling.test( tokens[0].type ) && context.parentNode || context | |
)) ) { | |
// If seed is empty or no tokens remain, we can return early | |
tokens.splice( i, 1 ); | |
selector = seed.length && toSelector( tokens ); | |
if ( !selector ) { | |
push.apply( results, slice.call( seed, 0 ) ); | |
return results; | |
} | |
break; | |
} | |
} | |
} | |
} | |
} | |
// Compile and execute a filtering function | |
// Provide `match` to avoid retokenization if we modified the selector above | |
compile( selector, match )( | |
seed, | |
context, | |
documentIsXML, | |
results, | |
rsibling.test( selector ) | |
); | |
return results; | |
} | |
// Deprecated | |
Expr.pseudos["nth"] = Expr.pseudos["eq"]; | |
// Easy API for creating new setFilters | |
function setFilters() {} | |
Expr.filters = setFilters.prototype = Expr.pseudos; | |
Expr.setFilters = new setFilters(); | |
// Initialize with the default document | |
setDocument(); | |
// Override sizzle attribute retrieval | |
Sizzle.attr = jQuery.attr; | |
jQuery.find = Sizzle; | |
jQuery.expr = Sizzle.selectors; | |
jQuery.expr[":"] = jQuery.expr.pseudos; | |
jQuery.unique = Sizzle.uniqueSort; | |
jQuery.text = Sizzle.getText; | |
jQuery.isXMLDoc = Sizzle.isXML; | |
jQuery.contains = Sizzle.contains; | |
})( window ); | |
var runtil = /Until$/, | |
rparentsprev = /^(?:parents|prev(?:Until|All))/, | |
isSimple = /^.[^:#\[\.,]*$/, | |
rneedsContext = jQuery.expr.match.needsContext, | |
// methods guaranteed to produce a unique set when starting from a unique set | |
guaranteedUnique = { | |
children: true, | |
contents: true, | |
next: true, | |
prev: true | |
}; | |
jQuery.fn.extend({ | |
find: function( selector ) { | |
var i, ret, self; | |
if ( typeof selector !== "string" ) { | |
self = this; | |
return this.pushStack( jQuery( selector ).filter(function() { | |
for ( i = 0; i < self.length; i++ ) { | |
if ( jQuery.contains( self[ i ], this ) ) { | |
return true; | |
} | |
} | |
}) ); | |
} | |
ret = []; | |
for ( i = 0; i < this.length; i++ ) { | |
jQuery.find( selector, this[ i ], ret ); | |
} | |
// Needed because $( selector, context ) becomes $( context ).find( selector ) | |
ret = this.pushStack( jQuery.unique( ret ) ); | |
ret.selector = ( this.selector ? this.selector + " " : "" ) + selector; | |
return ret; | |
}, | |
has: function( target ) { | |
var i, | |
targets = jQuery( target, this ), | |
len = targets.length; | |
return this.filter(function() { | |
for ( i = 0; i < len; i++ ) { | |
if ( jQuery.contains( this, targets[i] ) ) { | |
return true; | |
} | |
} | |
}); | |
}, | |
not: function( selector ) { | |
return this.pushStack( winnow(this, selector, false) ); | |
}, | |
filter: function( selector ) { | |
return this.pushStack( winnow(this, selector, true) ); | |
}, | |
is: function( selector ) { | |
return !!selector && ( | |
typeof selector === "string" ? | |
// If this is a positional/relative selector, check membership in the returned set | |
// so $("p:first").is("p:last") won't return true for a doc with two "p". | |
rneedsContext.test( selector ) ? | |
jQuery( selector, this.context ).index( this[0] ) >= 0 : | |
jQuery.filter( selector, this ).length > 0 : | |
this.filter( selector ).length > 0 ); | |
}, | |
closest: function( selectors, context ) { | |
var cur, | |
i = 0, | |
l = this.length, | |
ret = [], | |
pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? | |
jQuery( selectors, context || this.context ) : | |
0; | |
for ( ; i < l; i++ ) { | |
cur = this[i]; | |
while ( cur && cur.ownerDocument && cur !== context && cur.nodeType !== 11 ) { | |
if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) { | |
ret.push( cur ); | |
break; | |
} | |
cur = cur.parentNode; | |
} | |
} | |
return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret ); | |
}, | |
// Determine the position of an element within | |
// the matched set of elements | |
index: function( elem ) { | |
// No argument, return index in parent | |
if ( !elem ) { | |
return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1; | |
} | |
// index in selector | |
if ( typeof elem === "string" ) { | |
return jQuery.inArray( this[0], jQuery( elem ) ); | |
} | |
// Locate the position of the desired element | |
return jQuery.inArray( | |
// If it receives a jQuery object, the first element is used | |
elem.jquery ? elem[0] : elem, this ); | |
}, | |
add: function( selector, context ) { | |
var set = typeof selector === "string" ? | |
jQuery( selector, context ) : | |
jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ), | |
all = jQuery.merge( this.get(), set ); | |
return this.pushStack( jQuery.unique(all) ); | |
}, | |
addBack: function( selector ) { | |
return this.add( selector == null ? | |
this.prevObject : this.prevObject.filter(selector) | |
); | |
} | |
}); | |
jQuery.fn.andSelf = jQuery.fn.addBack; | |
function sibling( cur, dir ) { | |
do { | |
cur = cur[ dir ]; | |
} while ( cur && cur.nodeType !== 1 ); | |
return cur; | |
} | |
jQuery.each({ | |
parent: function( elem ) { | |
var parent = elem.parentNode; | |
return parent && parent.nodeType !== 11 ? parent : null; | |
}, | |
parents: function( elem ) { | |
return jQuery.dir( elem, "parentNode" ); | |
}, | |
parentsUntil: function( elem, i, until ) { | |
return jQuery.dir( elem, "parentNode", until ); | |
}, | |
next: function( elem ) { | |
return sibling( elem, "nextSibling" ); | |
}, | |
prev: function( elem ) { | |
return sibling( elem, "previousSibling" ); | |
}, | |
nextAll: function( elem ) { | |
return jQuery.dir( elem, "nextSibling" ); | |
}, | |
prevAll: function( elem ) { | |
return jQuery.dir( elem, "previousSibling" ); | |
}, | |
nextUntil: function( elem, i, until ) { | |
return jQuery.dir( elem, "nextSibling", until ); | |
}, | |
prevUntil: function( elem, i, until ) { | |
return jQuery.dir( elem, "previousSibling", until ); | |
}, | |
siblings: function( elem ) { | |
return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); | |
}, | |
children: function( elem ) { | |
return jQuery.sibling( elem.firstChild ); | |
}, | |
contents: function( elem ) { | |
return jQuery.nodeName( elem, "iframe" ) ? | |
elem.contentDocument || elem.contentWindow.document : | |
jQuery.merge( [], elem.childNodes ); | |
} | |
}, function( name, fn ) { | |
jQuery.fn[ name ] = function( until, selector ) { | |
var ret = jQuery.map( this, fn, until ); | |
if ( !runtil.test( name ) ) { | |
selector = until; | |
} | |
if ( selector && typeof selector === "string" ) { | |
ret = jQuery.filter( selector, ret ); | |
} | |
ret = this.length > 1 && !guaranteedUnique[ name ] ? jQuery.unique( ret ) : ret; | |
if ( this.length > 1 && rparentsprev.test( name ) ) { | |
ret = ret.reverse(); | |
} | |
return this.pushStack( ret ); | |
}; | |
}); | |
jQuery.extend({ | |
filter: function( expr, elems, not ) { | |
if ( not ) { | |
expr = ":not(" + expr + ")"; | |
} | |
return elems.length === 1 ? | |
jQuery.find.matchesSelector(elems[0], expr) ? [ elems[0] ] : [] : | |
jQuery.find.matches(expr, elems); | |
}, | |
dir: function( elem, dir, until ) { | |
var matched = [], | |
cur = elem[ dir ]; | |
while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) { | |
if ( cur.nodeType === 1 ) { | |
matched.push( cur ); | |
} | |
cur = cur[dir]; | |
} | |
return matched; | |
}, | |
sibling: function( n, elem ) { | |
var r = []; | |
for ( ; n; n = n.nextSibling ) { | |
if ( n.nodeType === 1 && n !== elem ) { | |
r.push( n ); | |
} | |
} | |
return r; | |
} | |
}); | |
// Implement the identical functionality for filter and not | |
function winnow( elements, qualifier, keep ) { | |
// Can't pass null or undefined to indexOf in Firefox 4 | |
// Set to 0 to skip string check | |
qualifier = qualifier || 0; | |
if ( jQuery.isFunction( qualifier ) ) { | |
return jQuery.grep(elements, function( elem, i ) { | |
var retVal = !!qualifier.call( elem, i, elem ); | |
return retVal === keep; | |
}); | |
} else if ( qualifier.nodeType ) { | |
return jQuery.grep(elements, function( elem ) { | |
return ( elem === qualifier ) === keep; | |
}); | |
} else if ( typeof qualifier === "string" ) { | |
var filtered = jQuery.grep(elements, function( elem ) { | |
return elem.nodeType === 1; | |
}); | |
if ( isSimple.test( qualifier ) ) { | |
return jQuery.filter(qualifier, filtered, !keep); | |
} else { | |
qualifier = jQuery.filter( qualifier, filtered ); | |
} | |
} | |
return jQuery.grep(elements, function( elem ) { | |
return ( jQuery.inArray( elem, qualifier ) >= 0 ) === keep; | |
}); | |
} | |
function createSafeFragment( document ) { | |
var list = nodeNames.split( "|" ), | |
safeFrag = document.createDocumentFragment(); | |
if ( safeFrag.createElement ) { | |
while ( list.length ) { | |
safeFrag.createElement( | |
list.pop() | |
); | |
} | |
} | |
return safeFrag; | |
} | |
var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" + | |
"header|hgroup|mark|meter|nav|output|progress|section|summary|time|video", | |
rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g, | |
rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"), | |
rleadingWhitespace = /^\s+/, | |
rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, | |
rtagName = /<([\w:]+)/, | |
rtbody = /<tbody/i, | |
rhtml = /<|&#?\w+;/, | |
rnoInnerhtml = /<(?:script|style|link)/i, | |
manipulation_rcheckableType = /^(?:checkbox|radio)$/i, | |
// checked="checked" or checked | |
rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, | |
rscriptType = /^$|\/(?:java|ecma)script/i, | |
rscriptTypeMasked = /^true\/(.*)/, | |
rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g, | |
// We have to close these tags to support XHTML (#13200) | |
wrapMap = { | |
option: [ 1, "<select multiple='multiple'>", "</select>" ], | |
legend: [ 1, "<fieldset>", "</fieldset>" ], | |
area: [ 1, "<map>", "</map>" ], | |
param: [ 1, "<object>", "</object>" ], | |
thead: [ 1, "<table>", "</table>" ], | |
tr: [ 2, "<table><tbody>", "</tbody></table>" ], | |
col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ], | |
td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ], | |
// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, | |
// unless wrapped in a div with non-breaking characters in front of it. | |
_default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>" ] | |
}, | |
safeFragment = createSafeFragment( document ), | |
fragmentDiv = safeFragment.appendChild( document.createElement("div") ); | |
wrapMap.optgroup = wrapMap.option; | |
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; | |
wrapMap.th = wrapMap.td; | |
jQuery.fn.extend({ | |
text: function( value ) { | |
return jQuery.access( this, function( value ) { | |
return value === undefined ? | |
jQuery.text( this ) : | |
this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) ); | |
}, null, value, arguments.length ); | |
}, | |
wrapAll: function( html ) { | |
if ( jQuery.isFunction( html ) ) { | |
return this.each(function(i) { | |
jQuery(this).wrapAll( html.call(this, i) ); | |
}); | |
} | |
if ( this[0] ) { | |
// The elements to wrap the target around | |
var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true); | |
if ( this[0].parentNode ) { | |
wrap.insertBefore( this[0] ); | |
} | |
wrap.map(function() { | |
var elem = this; | |
while ( elem.firstChild && elem.firstChild.nodeType === 1 ) { | |
elem = elem.firstChild; | |
} | |
return elem; | |
}).append( this ); | |
} | |
return this; | |
}, | |
wrapInner: function( html ) { | |
if ( jQuery.isFunction( html ) ) { | |
return this.each(function(i) { | |
jQuery(this).wrapInner( html.call(this, i) ); | |
}); | |
} | |
return this.each(function() { | |
var self = jQuery( this ), | |
contents = self.contents(); | |
if ( contents.length ) { | |
contents.wrapAll( html ); | |
} else { | |
self.append( html ); | |
} | |
}); | |
}, | |
wrap: function( html ) { | |
var isFunction = jQuery.isFunction( html ); | |
return this.each(function(i) { | |
jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html ); | |
}); | |
}, | |
unwrap: function() { | |
return this.parent().each(function() { | |
if ( !jQuery.nodeName( this, "body" ) ) { | |
jQuery( this ).replaceWith( this.childNodes ); | |
} | |
}).end(); | |
}, | |
append: function() { | |
return this.domManip(arguments, true, function( elem ) { | |
if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { | |
this.appendChild( elem ); | |
} | |
}); | |
}, | |
prepend: function() { | |
return this.domManip(arguments, true, function( elem ) { | |
if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { | |
this.insertBefore( elem, this.firstChild ); | |
} | |
}); | |
}, | |
before: function() { | |
return this.domManip( arguments, false, function( elem ) { | |
if ( this.parentNode ) { | |
this.parentNode.insertBefore( elem, this ); | |
} | |
}); | |
}, | |
after: function() { | |
return this.domManip( arguments, false, function( elem ) { | |
if ( this.parentNode ) { | |
this.parentNode.insertBefore( elem, this.nextSibling ); | |
} | |
}); | |
}, | |
// keepData is for internal use only--do not document | |
remove: function( selector, keepData ) { | |
var elem, | |
i = 0; | |
for ( ; (elem = this[i]) != null; i++ ) { | |
if ( !selector || jQuery.filter( selector, [ elem ] ).length > 0 ) { | |
if ( !keepData && elem.nodeType === 1 ) { | |
jQuery.cleanData( getAll( elem ) ); | |
} | |
if ( elem.parentNode ) { | |
if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { | |
setGlobalEval( getAll( elem, "script" ) ); | |
} | |
elem.parentNode.removeChild( elem ); | |
} | |
} | |
} | |
return this; | |
}, | |
empty: function() { | |
var elem, | |
i = 0; | |
for ( ; (elem = this[i]) != null; i++ ) { | |
// Remove element nodes and prevent memory leaks | |
if ( elem.nodeType === 1 ) { | |
jQuery.cleanData( getAll( elem, false ) ); | |
} | |
// Remove any remaining nodes | |
while ( elem.firstChild ) { | |
elem.removeChild( elem.firstChild ); | |
} | |
// If this is a select, ensure that it displays empty (#12336) | |
// Support: IE<9 | |
if ( elem.options && jQuery.nodeName( elem, "select" ) ) { | |
elem.options.length = 0; | |
} | |
} | |
return this; | |
}, | |
clone: function( dataAndEvents, deepDataAndEvents ) { | |
dataAndEvents = dataAndEvents == null ? false : dataAndEvents; | |
deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; | |
return this.map( function () { | |
return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); | |
}); | |
}, | |
html: function( value ) { | |
return jQuery.access( this, function( value ) { | |
var elem = this[0] || {}, | |
i = 0, | |
l = this.length; | |
if ( value === undefined ) { | |
return elem.nodeType === 1 ? | |
elem.innerHTML.replace( rinlinejQuery, "" ) : | |
undefined; | |
} | |
// See if we can take a shortcut and just use innerHTML | |
if ( typeof value === "string" && !rnoInnerhtml.test( value ) && | |
( jQuery.support.htmlSerialize || !rnoshimcache.test( value ) ) && | |
( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && | |
!wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) { | |
value = value.replace( rxhtmlTag, "<$1></$2>" ); | |
try { | |
for (; i < l; i++ ) { | |
// Remove element nodes and prevent memory leaks | |
elem = this[i] || {}; | |
if ( elem.nodeType === 1 ) { | |
jQuery.cleanData( getAll( elem, false ) ); | |
elem.innerHTML = value; | |
} | |
} | |
elem = 0; | |
// If using innerHTML throws an exception, use the fallback method | |
} catch(e) {} | |
} | |
if ( elem ) { | |
this.empty().append( value ); | |
} | |
}, null, value, arguments.length ); | |
}, | |
replaceWith: function( value ) { | |
var isFunc = jQuery.isFunction( value ); | |
// Make sure that the elements are removed from the DOM before they are inserted | |
// this can help fix replacing a parent with child elements | |
if ( !isFunc && typeof value !== "string" ) { | |
value = jQuery( value ).not( this ).detach(); | |
} | |
return this.domManip( [ value ], true, function( elem ) { | |
var next = this.nextSibling, | |
parent = this.parentNode; | |
if ( parent && this.nodeType === 1 || this.nodeType === 11 ) { | |
jQuery( this ).remove(); | |
if ( next ) { | |
next.parentNode.insertBefore( elem, next ); | |
} else { | |
parent.appendChild( elem ); | |
} | |
} | |
}); | |
}, | |
detach: function( selector ) { | |
return this.remove( selector, true ); | |
}, | |
domManip: function( args, table, callback ) { | |
// Flatten any nested arrays | |
args = core_concat.apply( [], args ); | |
var fragment, first, scripts, hasScripts, node, doc, | |
i = 0, | |
l = this.length, | |
set = this, | |
iNoClone = l - 1, | |
value = args[0], | |
isFunction = jQuery.isFunction( value ); | |
// We can't cloneNode fragments that contain checked, in WebKit | |
if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) { | |
return this.each(function( index ) { | |
var self = set.eq( index ); | |
if ( isFunction ) { | |
args[0] = value.call( this, index, table ? self.html() : undefined ); | |
} | |
self.domManip( args, table, callback ); | |
}); | |
} | |
if ( l ) { | |
fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); | |
first = fragment.firstChild; | |
if ( fragment.childNodes.length === 1 ) { | |
fragment = first; | |
} | |
if ( first ) { | |
table = table && jQuery.nodeName( first, "tr" ); | |
scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); | |
hasScripts = scripts.length; | |
// Use the original fragment for the last item instead of the first because it can end up | |
// being emptied incorrectly in certain situations (#8070). | |
for ( ; i < l; i++ ) { | |
node = fragment; | |
if ( i !== iNoClone ) { | |
node = jQuery.clone( node, true, true ); | |
// Keep references to cloned scripts for later restoration | |
if ( hasScripts ) { | |
jQuery.merge( scripts, getAll( node, "script" ) ); | |
} | |
} | |
callback.call( | |
table && jQuery.nodeName( this[i], "table" ) ? | |
findOrAppend( this[i], "tbody" ) : | |
this[i], | |
node, | |
i | |
); | |
} | |
if ( hasScripts ) { | |
doc = scripts[ scripts.length - 1 ].ownerDocument; | |
// Reenable scripts | |
jQuery.map( scripts, restoreScript ); | |
// Evaluate executable scripts on first document insertion | |
for ( i = 0; i < hasScripts; i++ ) { | |
node = scripts[ i ]; | |
if ( rscriptType.test( node.type || "" ) && | |
!jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) { | |
if ( node.src ) { | |
// Hope ajax is available... | |
jQuery.ajax({ | |
url: node.src, | |
type: "GET", | |
dataType: "script", | |
async: false, | |
global: false, | |
"throws": true | |
}); | |
} else { | |
jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) ); | |
} | |
} | |
} | |
} | |
// Fix #11809: Avoid leaking memory | |
fragment = first = null; | |
} | |
} | |
return this; | |
} | |
}); | |
function findOrAppend( elem, tag ) { | |
return elem.getElementsByTagName( tag )[0] || elem.appendChild( elem.ownerDocument.createElement( tag ) ); | |
} | |
// Replace/restore the type attribute of script elements for safe DOM manipulation | |
function disableScript( elem ) { | |
var attr = elem.getAttributeNode("type"); | |
elem.type = ( attr && attr.specified ) + "/" + elem.type; | |
return elem; | |
} | |
function restoreScript( elem ) { | |
var match = rscriptTypeMasked.exec( elem.type ); | |
if ( match ) { | |
elem.type = match[1]; | |
} else { | |
elem.removeAttribute("type"); | |
} | |
return elem; | |
} | |
// Mark scripts as having already been evaluated | |
function setGlobalEval( elems, refElements ) { | |
var elem, | |
i = 0; | |
for ( ; (elem = elems[i]) != null; i++ ) { | |
jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) ); | |
} | |
} | |
function cloneCopyEvent( src, dest ) { | |
if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { | |
return; | |
} | |
var type, i, l, | |
oldData = jQuery._data( src ), | |
curData = jQuery._data( dest, oldData ), | |
events = oldData.events; | |
if ( events ) { | |
delete curData.handle; | |
curData.events = {}; | |
for ( type in events ) { | |
for ( i = 0, l = events[ type ].length; i < l; i++ ) { | |
jQuery.event.add( dest, type, events[ type ][ i ] ); | |
} | |
} | |
} | |
// make the cloned public data object a copy from the original | |
if ( curData.data ) { | |
curData.data = jQuery.extend( {}, curData.data ); | |
} | |
} | |
function fixCloneNodeIssues( src, dest ) { | |
var nodeName, data, e; | |
// We do not need to do anything for non-Elements | |
if ( dest.nodeType !== 1 ) { | |
return; | |
} | |
nodeName = dest.nodeName.toLowerCase(); | |
// IE6-8 copies events bound via attachEvent when using cloneNode. | |
if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) { | |
data = jQuery._data( dest ); | |
for ( e in data.events ) { | |
jQuery.removeEvent( dest, e, data.handle ); | |
} | |
// Event data gets referenced instead of copied if the expando gets copied too | |
dest.removeAttribute( jQuery.expando ); | |
} | |
// IE blanks contents when cloning scripts, and tries to evaluate newly-set text | |
if ( nodeName === "script" && dest.text !== src.text ) { | |
disableScript( dest ).text = src.text; | |
restoreScript( dest ); | |
// IE6-10 improperly clones children of object elements using classid. | |
// IE10 throws NoModificationAllowedError if parent is null, #12132. | |
} else if ( nodeName === "object" ) { | |
if ( dest.parentNode ) { | |
dest.outerHTML = src.outerHTML; | |
} | |
// This path appears unavoidable for IE9. When cloning an object | |
// element in IE9, the outerHTML strategy above is not sufficient. | |
// If the src has innerHTML and the destination does not, | |
// copy the src.innerHTML into the dest.innerHTML. #10324 | |
if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) { | |
dest.innerHTML = src.innerHTML; | |
} | |
} else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) { | |
// IE6-8 fails to persist the checked state of a cloned checkbox | |
// or radio button. Worse, IE6-7 fail to give the cloned element | |
// a checked appearance if the defaultChecked value isn't also set | |
dest.defaultChecked = dest.checked = src.checked; | |
// IE6-7 get confused and end up setting the value of a cloned | |
// checkbox/radio button to an empty string instead of "on" | |
if ( dest.value !== src.value ) { | |
dest.value = src.value; | |
} | |
// IE6-8 fails to return the selected option to the default selected | |
// state when cloning options | |
} else if ( nodeName === "option" ) { | |
dest.defaultSelected = dest.selected = src.defaultSelected; | |
// IE6-8 fails to set the defaultValue to the correct value when | |
// cloning other types of input fields | |
} else if ( nodeName === "input" || nodeName === "textarea" ) { | |
dest.defaultValue = src.defaultValue; | |
} | |
} | |
jQuery.each({ | |
appendTo: "append", | |
prependTo: "prepend", | |
insertBefore: "before", | |
insertAfter: "after", | |
replaceAll: "replaceWith" | |
}, function( name, original ) { | |
jQuery.fn[ name ] = function( selector ) { | |
var elems, | |
i = 0, | |
ret = [], | |
insert = jQuery( selector ), | |
last = insert.length - 1; | |
for ( ; i <= last; i++ ) { | |
elems = i === last ? this : this.clone(true); | |
jQuery( insert[i] )[ original ]( elems ); | |
// Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get() | |
core_push.apply( ret, elems.get() ); | |
} | |
return this.pushStack( ret ); | |
}; | |
}); | |
function getAll( context, tag ) { | |
var elems, elem, | |
i = 0, | |
found = typeof context.getElementsByTagName !== "undefined" ? context.getElementsByTagName( tag || "*" ) : | |
typeof context.querySelectorAll !== "undefined" ? context.querySelectorAll( tag || "*" ) : | |
undefined; | |
if ( !found ) { | |
for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) { | |
if ( !tag || jQuery.nodeName( elem, tag ) ) { | |
found.push( elem ); | |
} else { | |
jQuery.merge( found, getAll( elem, tag ) ); | |
} | |
} | |
} | |
return tag === undefined || tag && jQuery.nodeName( context, tag ) ? | |
jQuery.merge( [ context ], found ) : | |
found; | |
} | |
// Used in buildFragment, fixes the defaultChecked property | |
function fixDefaultChecked( elem ) { | |
if ( manipulation_rcheckableType.test( elem.type ) ) { | |
elem.defaultChecked = elem.checked; | |
} | |
} | |
jQuery.extend({ | |
clone: function( elem, dataAndEvents, deepDataAndEvents ) { | |
var destElements, srcElements, node, i, clone, | |
inPage = jQuery.contains( elem.ownerDocument, elem ); | |
if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) { | |
clone = elem.cloneNode( true ); | |
// IE<=8 does not properly clone detached, unknown element nodes | |
} else { | |
fragmentDiv.innerHTML = elem.outerHTML; | |
fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); | |
} | |
if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) && | |
(elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) { | |
// We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 | |
destElements = getAll( clone ); | |
srcElements = getAll( elem ); | |
// Fix all IE cloning issues | |
for ( i = 0; (node = srcElements[i]) != null; ++i ) { | |
// Ensure that the destination node is not null; Fixes #9587 | |
if ( destElements[i] ) { | |
fixCloneNodeIssues( node, destElements[i] ); | |
} | |
} | |
} | |
// Copy the events from the original to the clone | |
if ( dataAndEvents ) { | |
if ( deepDataAndEvents ) { | |
srcElements = srcElements || getAll( elem ); | |
destElements = destElements || getAll( clone ); | |
for ( i = 0; (node = srcElements[i]) != null; i++ ) { | |
cloneCopyEvent( node, destElements[i] ); | |
} | |
} else { | |
cloneCopyEvent( elem, clone ); | |
} | |
} | |
// Preserve script evaluation history | |
destElements = getAll( clone, "script" ); | |
if ( destElements.length > 0 ) { | |
setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); | |
} | |
destElements = srcElements = node = null; | |
// Return the cloned set | |
return clone; | |
}, | |
buildFragment: function( elems, context, scripts, selection ) { | |
var contains, elem, tag, tmp, wrap, tbody, j, | |
l = elems.length, | |
// Ensure a safe fragment | |
safe = createSafeFragment( context ), | |
nodes = [], | |
i = 0; | |
for ( ; i < l; i++ ) { | |
elem = elems[ i ]; | |
if ( elem || elem === 0 ) { | |
// Add nodes directly | |
if ( jQuery.type( elem ) === "object" ) { | |
jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); | |
// Convert non-html into a text node | |
} else if ( !rhtml.test( elem ) ) { | |
nodes.push( context.createTextNode( elem ) ); | |
// Convert html into DOM nodes | |
} else { | |
tmp = tmp || safe.appendChild( context.createElement("div") ); | |
// Deserialize a standard representation | |
tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase(); | |
wrap = wrapMap[ tag ] || wrapMap._default; | |
tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2]; | |
// Descend through wrappers to the right content | |
j = wrap[0]; | |
while ( j-- ) { | |
tmp = tmp.lastChild; | |
} | |
// Manually add leading whitespace removed by IE | |
if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) { | |
nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) ); | |
} | |
// Remove IE's autoinserted <tbody> from table fragments | |
if ( !jQuery.support.tbody ) { | |
// String was a <table>, *may* have spurious <tbody> | |
elem = tag === "table" && !rtbody.test( elem ) ? | |
tmp.firstChild : | |
// String was a bare <thead> or <tfoot> | |
wrap[1] === "<table>" && !rtbody.test( elem ) ? | |
tmp : | |
0; | |
j = elem && elem.childNodes.length; | |
while ( j-- ) { | |
if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) { | |
elem.removeChild( tbody ); | |
} | |
} | |
} | |
jQuery.merge( nodes, tmp.childNodes ); | |
// Fix #12392 for WebKit and IE > 9 | |
tmp.textContent = ""; | |
// Fix #12392 for oldIE | |
while ( tmp.firstChild ) { | |
tmp.removeChild( tmp.firstChild ); | |
} | |
// Remember the top-level container for proper cleanup | |
tmp = safe.lastChild; | |
} | |
} | |
} | |
// Fix #11356: Clear elements from fragment | |
if ( tmp ) { | |
safe.removeChild( tmp ); | |
} | |
// Reset defaultChecked for any radios and checkboxes | |
// about to be appended to the DOM in IE 6/7 (#8060) | |
if ( !jQuery.support.appendChecked ) { | |
jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked ); | |
} | |
i = 0; | |
while ( (elem = nodes[ i++ ]) ) { | |
// #4087 - If origin and destination elements are the same, and this is | |
// that element, do not do anything | |
if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { | |
continue; | |
} | |
contains = jQuery.contains( elem.ownerDocument, elem ); | |
// Append to fragment | |
tmp = getAll( safe.appendChild( elem ), "script" ); | |
// Preserve script evaluation history | |
if ( contains ) { | |
setGlobalEval( tmp ); | |
} | |
// Capture executables | |
if ( scripts ) { | |
j = 0; | |
while ( (elem = tmp[ j++ ]) ) { | |
if ( rscriptType.test( elem.type || "" ) ) { | |
scripts.push( elem ); | |
} | |
} | |
} | |
} | |
tmp = null; | |
return safe; | |
}, | |
cleanData: function( elems, /* internal */ acceptData ) { | |
var data, id, elem, type, | |
i = 0, | |
internalKey = jQuery.expando, | |
cache = jQuery.cache, | |
deleteExpando = jQuery.support.deleteExpando, | |
special = jQuery.event.special; | |
for ( ; (elem = elems[i]) != null; i++ ) { | |
if ( acceptData || jQuery.acceptData( elem ) ) { | |
id = elem[ internalKey ]; | |
data = id && cache[ id ]; | |
if ( data ) { | |
if ( data.events ) { | |
for ( type in data.events ) { | |
if ( special[ type ] ) { | |
jQuery.event.remove( elem, type ); | |
// This is a shortcut to avoid jQuery.event.remove's overhead | |
} else { | |
jQuery.removeEvent( elem, type, data.handle ); | |
} | |
} | |
} | |
// Remove cache only if it was not already removed by jQuery.event.remove | |
if ( cache[ id ] ) { | |
delete cache[ id ]; | |
// IE does not allow us to delete expando properties from nodes, | |
// nor does it have a removeAttribute function on Document nodes; | |
// we must handle all of these cases | |
if ( deleteExpando ) { | |
delete elem[ internalKey ]; | |
} else if ( typeof elem.removeAttribute !== "undefined" ) { | |
elem.removeAttribute( internalKey ); | |
} else { | |
elem[ internalKey ] = null; | |
} | |
core_deletedIds.push( id ); | |
} | |
} | |
} | |
} | |
} | |
}); | |
var curCSS, getStyles, iframe, | |
ralpha = /alpha\([^)]*\)/i, | |
ropacity = /opacity\s*=\s*([^)]*)/, | |
rposition = /^(top|right|bottom|left)$/, | |
// swappable if display is none or starts with table except "table", "table-cell", or "table-caption" | |
// see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display | |
rdisplayswap = /^(none|table(?!-c[ea]).+)/, | |
rmargin = /^margin/, | |
rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ), | |
rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ), | |
rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ), | |
elemdisplay = { BODY: "block" }, | |
cssShow = { position: "absolute", visibility: "hidden", display: "block" }, | |
cssNormalTransform = { | |
letterSpacing: 0, | |
fontWeight: 400 | |
}, | |
cssExpand = [ "Top", "Right", "Bottom", "Left" ], | |
cssPrefixes = [ "Webkit", "O", "Moz", "ms" ]; | |
// return a css property mapped to a potentially vendor prefixed property | |
function vendorPropName( style, name ) { | |
// shortcut for names that are not vendor prefixed | |
if ( name in style ) { | |
return name; | |
} | |
// check for vendor prefixed names | |
var capName = name.charAt(0).toUpperCase() + name.slice(1), | |
origName = name, | |
i = cssPrefixes.length; | |
while ( i-- ) { | |
name = cssPrefixes[ i ] + capName; | |
if ( name in style ) { | |
return name; | |
} | |
} | |
return origName; | |
} | |
function isHidden( elem, el ) { | |
// isHidden might be called from jQuery#filter function; | |
// in that case, element will be second argument | |
elem = el || elem; | |
return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); | |
} | |
function showHide( elements, show ) { | |
var elem, | |
values = [], | |
index = 0, | |
length = elements.length; | |
for ( ; index < length; index++ ) { | |
elem = elements[ index ]; | |
if ( !elem.style ) { | |
continue; | |
} | |
values[ index ] = jQuery._data( elem, "olddisplay" ); | |
if ( show ) { | |
// Reset the inline display of this element to learn if it is | |
// being hidden by cascaded rules or not | |
if ( !values[ index ] && elem.style.display === "none" ) { | |
elem.style.display = ""; | |
} | |
// Set elements which have been overridden with display: none | |
// in a stylesheet to whatever the default browser style is | |
// for such an element | |
if ( elem.style.display === "" && isHidden( elem ) ) { | |
values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) ); | |
} | |
} else if ( !values[ index ] && !isHidden( elem ) ) { | |
jQuery._data( elem, "olddisplay", jQuery.css( elem, "display" ) ); | |
} | |
} | |
// Set the display of most of the elements in a second loop | |
// to avoid the constant reflow | |
for ( index = 0; index < length; index++ ) { | |
elem = elements[ index ]; | |
if ( !elem.style ) { | |
continue; | |
} | |
if ( !show || elem.style.display === "none" || elem.style.display === "" ) { | |
elem.style.display = show ? values[ index ] || "" : "none"; | |
} | |
} | |
return elements; | |
} | |
jQuery.fn.extend({ | |
css: function( name, value ) { | |
return jQuery.access( this, function( elem, name, value ) { | |
var styles, len, | |
map = {}, | |
i = 0; | |
if ( jQuery.isArray( name ) ) { | |
styles = getStyles( elem ); | |
len = name.length; | |
for ( ; i < len; i++ ) { | |
map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); | |
} | |
return map; | |
} | |
return value !== undefined ? | |
jQuery.style( elem, name, value ) : | |
jQuery.css( elem, name ); | |
}, name, value, arguments.length > 1 ); | |
}, | |
show: function() { | |
return showHide( this, true ); | |
}, | |
hide: function() { | |
return showHide( this ); | |
}, | |
toggle: function( state ) { | |
var bool = typeof state === "boolean"; | |
return this.each(function() { | |
if ( bool ? state : isHidden( this ) ) { | |
jQuery( this ).show(); | |
} else { | |
jQuery( this ).hide(); | |
} | |
}); | |
} | |
}); | |
jQuery.extend({ | |
// Add in style property hooks for overriding the default | |
// behavior of getting and setting a style property | |
cssHooks: { | |
opacity: { | |
get: function( elem, computed ) { | |
if ( computed ) { | |
// We should always get a number back from opacity | |
var ret = curCSS( elem, "opacity" ); | |
return ret === "" ? "1" : ret; | |
} | |
} | |
} | |
}, | |
// Exclude the following css properties to add px | |
cssNumber: { | |
"columnCount": true, | |
"fillOpacity": true, | |
"fontWeight": true, | |
"lineHeight": true, | |
"opacity": true, | |
"orphans": true, | |
"widows": true, | |
"zIndex": true, | |
"zoom": true | |
}, | |
// Add in properties whose names you wish to fix before | |
// setting or getting the value | |
cssProps: { | |
// normalize float css property | |
"float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat" | |
}, | |
// Get and set the style property on a DOM Node | |
style: function( elem, name, value, extra ) { | |
// Don't set styles on text and comment nodes | |
if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { | |
return; | |
} | |
// Make sure that we're working with the right name | |
var ret, type, hooks, | |
origName = jQuery.camelCase( name ), | |
style = elem.style; | |
name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) ); | |
// gets hook for the prefixed version | |
// followed by the unprefixed version | |
hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; | |
// Check if we're setting a value | |
if ( value !== undefined ) { | |
type = typeof value; | |
// convert relative number strings (+= or -=) to relative numbers. #7345 | |
if ( type === "string" && (ret = rrelNum.exec( value )) ) { | |
value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) ); | |
// Fixes bug #9237 | |
type = "number"; | |
} | |
// Make sure that NaN and null values aren't set. See: #7116 | |
if ( value == null || type === "number" && isNaN( value ) ) { | |
return; | |
} | |
// If a number was passed in, add 'px' to the (except for certain CSS properties) | |
if ( type === "number" && !jQuery.cssNumber[ origName ] ) { | |
value += "px"; | |
} | |
// Fixes #8908, it can be done more correctly by specifing setters in cssHooks, | |
// but it would mean to define eight (for every problematic property) identical functions | |
if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) { | |
style[ name ] = "inherit"; | |
} | |
// If a hook was provided, use that value, otherwise just set the specified value | |
if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) { | |
// Wrapped to prevent IE from throwing errors when 'invalid' values are provided | |
// Fixes bug #5509 | |
try { | |
style[ name ] = value; | |
} catch(e) {} | |
} | |
} else { | |
// If a hook was provided get the non-computed value from there | |
if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) { | |
return ret; | |
} | |
// Otherwise just get the value from the style object | |
return style[ name ]; | |
} | |
}, | |
css: function( elem, name, extra, styles ) { | |
var val, num, hooks, | |
origName = jQuery.camelCase( name ); | |
// Make sure that we're working with the right name | |
name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) ); | |
// gets hook for the prefixed version | |
// followed by the unprefixed version | |
hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; | |
// If a hook was provided get the computed value from there | |
if ( hooks && "get" in hooks ) { | |
val = hooks.get( elem, true, extra ); | |
} | |
// Otherwise, if a way to get the computed value exists, use that | |
if ( val === undefined ) { | |
val = curCSS( elem, name, styles ); | |
} | |
//convert "normal" to computed value | |
if ( val === "normal" && name in cssNormalTransform ) { | |
val = cssNormalTransform[ name ]; | |
} | |
// Return, converting to number if forced or a qualifier was provided and val looks numeric | |
if ( extra ) { | |
num = parseFloat( val ); | |
return extra === true || jQuery.isNumeric( num ) ? num || 0 : val; | |
} | |
return val; | |
}, | |
// A method for quickly swapping in/out CSS properties to get correct calculations | |
swap: function( elem, options, callback, args ) { | |
var ret, name, | |
old = {}; | |
// Remember the old values, and insert the new ones | |
for ( name in options ) { | |
old[ name ] = elem.style[ name ]; | |
elem.style[ name ] = options[ name ]; | |
} | |
ret = callback.apply( elem, args || [] ); | |
// Revert the old values | |
for ( name in options ) { | |
elem.style[ name ] = old[ name ]; | |
} | |
return ret; | |
} | |
}); | |
// NOTE: we've included the "window" in window.getComputedStyle | |
// because jsdom on node.js will break without it. | |
if ( window.getComputedStyle ) { | |
getStyles = function( elem ) { | |
return window.getComputedStyle( elem, null ); | |
}; | |
curCSS = function( elem, name, _computed ) { | |
var width, minWidth, maxWidth, | |
computed = _computed || getStyles( elem ), | |
// getPropertyValue is only needed for .css('filter') in IE9, see #12537 | |
ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined, | |
style = elem.style; | |
if ( computed ) { | |
if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { | |
ret = jQuery.style( elem, name ); | |
} | |
// A tribute to the "awesome hack by Dean Edwards" | |
// Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right | |
// Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels | |
// this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values | |
if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) { | |
// Remember the original values | |
width = style.width; | |
minWidth = style.minWidth; | |
maxWidth = style.maxWidth; | |
// Put in the new values to get a computed value out | |
style.minWidth = style.maxWidth = style.width = ret; | |
ret = computed.width; | |
// Revert the changed values | |
style.width = width; | |
style.minWidth = minWidth; | |
style.maxWidth = maxWidth; | |
} | |
} | |
return ret; | |
}; | |
} else if ( document.documentElement.currentStyle ) { | |
getStyles = function( elem ) { | |
return elem.currentStyle; | |
}; | |
curCSS = function( elem, name, _computed ) { | |
var left, rs, rsLeft, | |
computed = _computed || getStyles( elem ), | |
ret = computed ? computed[ name ] : undefined, | |
style = elem.style; | |
// Avoid setting ret to empty string here | |
// so we don't default to auto | |
if ( ret == null && style && style[ name ] ) { | |
ret = style[ name ]; | |
} | |
// From the awesome hack by Dean Edwards | |
// http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291 | |
// If we're not dealing with a regular pixel number | |
// but a number that has a weird ending, we need to convert it to pixels | |
// but not position css attributes, as those are proportional to the parent element instead | |
// and we can't measure the parent instead because it might trigger a "stacking dolls" problem | |
if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) { | |
// Remember the original values | |
left = style.left; | |
rs = elem.runtimeStyle; | |
rsLeft = rs && rs.left; | |
// Put in the new values to get a computed value out | |
if ( rsLeft ) { | |
rs.left = elem.currentStyle.left; | |
} | |
style.left = name === "fontSize" ? "1em" : ret; | |
ret = style.pixelLeft + "px"; | |
// Revert the changed values | |
style.left = left; | |
if ( rsLeft ) { | |
rs.left = rsLeft; | |
} | |
} | |
return ret === "" ? "auto" : ret; | |
}; | |
} | |
function setPositiveNumber( elem, value, subtract ) { | |
var matches = rnumsplit.exec( value ); | |
return matches ? | |
// Guard against undefined "subtract", e.g., when used as in cssHooks | |
Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : | |
value; | |
} | |
function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) { | |
var i = extra === ( isBorderBox ? "border" : "content" ) ? | |
// If we already have the right measurement, avoid augmentation | |
4 : | |
// Otherwise initialize for horizontal or vertical properties | |
name === "width" ? 1 : 0, | |
val = 0; | |
for ( ; i < 4; i += 2 ) { | |
// both box models exclude margin, so add it if we want it | |
if ( extra === "margin" ) { | |
val += jQuery.css( elem, extra + cssExpand[ i ], true, styles ); | |
} | |
if ( isBorderBox ) { | |
// border-box includes padding, so remove it if we want content | |
if ( extra === "content" ) { | |
val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); | |
} | |
// at this point, extra isn't border nor margin, so remove border | |
if ( extra !== "margin" ) { | |
val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); | |
} | |
} else { | |
// at this point, extra isn't content, so add padding | |
val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); | |
// at this point, extra isn't content nor padding, so add border | |
if ( extra !== "padding" ) { | |
val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); | |
} | |
} | |
} | |
return val; | |
} | |
function getWidthOrHeight( elem, name, extra ) { | |
// Start with offset property, which is equivalent to the border-box value | |
var valueIsBorderBox = true, | |
val = name === "width" ? elem.offsetWidth : elem.offsetHeight, | |
styles = getStyles( elem ), | |
isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; | |
// some non-html elements return undefined for offsetWidth, so check for null/undefined | |
// svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 | |
// MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 | |
if ( val <= 0 || val == null ) { | |
// Fall back to computed then uncomputed css if necessary | |
val = curCSS( elem, name, styles ); | |
if ( val < 0 || val == null ) { | |
val = elem.style[ name ]; | |
} | |
// Computed unit is not pixels. Stop here and return. | |
if ( rnumnonpx.test(val) ) { | |
return val; | |
} | |
// we need the check for style in case a browser which returns unreliable values | |
// for getComputedStyle silently falls back to the reliable elem.style | |
valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] ); | |
// Normalize "", auto, and prepare for extra | |
val = parseFloat( val ) || 0; | |
} | |
// use the active box-sizing model to add/subtract irrelevant styles | |
return ( val + | |
augmentWidthOrHeight( | |
elem, | |
name, | |
extra || ( isBorderBox ? "border" : "content" ), | |
valueIsBorderBox, | |
styles | |
) | |
) + "px"; | |
} | |
// Try to determine the default display value of an element | |
function css_defaultDisplay( nodeName ) { | |
var doc = document, | |
display = elemdisplay[ nodeName ]; | |
if ( !display ) { | |
display = actualDisplay( nodeName, doc ); | |
// If the simple way fails, read from inside an iframe | |
if ( display === "none" || !display ) { | |
// Use the already-created iframe if possible | |
iframe = ( iframe || | |
jQuery("<iframe frameborder='0' width='0' height='0'/>") | |
.css( "cssText", "display:block !important" ) | |
).appendTo( doc.documentElement ); | |
// Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse | |
doc = ( iframe[0].contentWindow || iframe[0].contentDocument ).document; | |
doc.write("<!doctype html><html><body>"); | |
doc.close(); | |
display = actualDisplay( nodeName, doc ); | |
iframe.detach(); | |
} | |
// Store the correct default display | |
elemdisplay[ nodeName ] = display; | |
} | |
return display; | |
} | |
// Called ONLY from within css_defaultDisplay | |
function actualDisplay( name, doc ) { | |
var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), | |
display = jQuery.css( elem[0], "display" ); | |
elem.remove(); | |
return display; | |
} | |
jQuery.each([ "height", "width" ], function( i, name ) { | |
jQuery.cssHooks[ name ] = { | |
get: function( elem, computed, extra ) { | |
if ( computed ) { | |
// certain elements can have dimension info if we invisibly show them | |
// however, it must have a current display style that would benefit from this | |
return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ? | |
jQuery.swap( elem, cssShow, function() { | |
return getWidthOrHeight( elem, name, extra ); | |
}) : | |
getWidthOrHeight( elem, name, extra ); | |
} | |
}, | |
set: function( elem, value, extra ) { | |
var styles = extra && getStyles( elem ); | |
return setPositiveNumber( elem, value, extra ? | |
augmentWidthOrHeight( | |
elem, | |
name, | |
extra, | |
jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box", | |
styles | |
) : 0 | |
); | |
} | |
}; | |
}); | |
if ( !jQuery.support.opacity ) { | |
jQuery.cssHooks.opacity = { | |
get: function( elem, computed ) { | |
// IE uses filters for opacity | |
return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ? | |
( 0.01 * parseFloat( RegExp.$1 ) ) + "" : | |
computed ? "1" : ""; | |
}, | |
set: function( elem, value ) { | |
var style = elem.style, | |
currentStyle = elem.currentStyle, | |
opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "", | |
filter = currentStyle && currentStyle.filter || style.filter || ""; | |
// IE has trouble with opacity if it does not have layout | |
// Force it by setting the zoom level | |
style.zoom = 1; | |
// if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652 | |
// if value === "", then remove inline opacity #12685 | |
if ( ( value >= 1 || value === "" ) && | |
jQuery.trim( filter.replace( ralpha, "" ) ) === "" && | |
style.removeAttribute ) { | |
// Setting style.filter to null, "" & " " still leave "filter:" in the cssText | |
// if "filter:" is present at all, clearType is disabled, we want to avoid this | |
// style.removeAttribute is IE Only, but so apparently is this code path... | |
style.removeAttribute( "filter" ); | |
// if there is no filter style applied in a css rule or unset inline opacity, we are done | |
if ( value === "" || currentStyle && !currentStyle.filter ) { | |
return; | |
} | |
} | |
// otherwise, set new filter values | |
style.filter = ralpha.test( filter ) ? | |
filter.replace( ralpha, opacity ) : | |
filter + " " + opacity; | |
} | |
}; | |
} | |
// These hooks cannot be added until DOM ready because the support test | |
// for it is not run until after DOM ready | |
jQuery(function() { | |
if ( !jQuery.support.reliableMarginRight ) { | |
jQuery.cssHooks.marginRight = { | |
get: function( elem, computed ) { | |
if ( computed ) { | |
// WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right | |
// Work around by temporarily setting element display to inline-block | |
return jQuery.swap( elem, { "display": "inline-block" }, | |
curCSS, [ elem, "marginRight" ] ); | |
} | |
} | |
}; | |
} | |
// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084 | |
// getComputedStyle returns percent when specified for top/left/bottom/right | |
// rather than make the css module depend on the offset module, we just check for it here | |
if ( !jQuery.support.pixelPosition && jQuery.fn.position ) { | |
jQuery.each( [ "top", "left" ], function( i, prop ) { | |
jQuery.cssHooks[ prop ] = { | |
get: function( elem, computed ) { | |
if ( computed ) { | |
computed = curCSS( elem, prop ); | |
// if curCSS returns percentage, fallback to offset | |
return rnumnonpx.test( computed ) ? | |
jQuery( elem ).position()[ prop ] + "px" : | |
computed; | |
} | |
} | |
}; | |
}); | |
} | |
}); | |
if ( jQuery.expr && jQuery.expr.filters ) { | |
jQuery.expr.filters.hidden = function( elem ) { | |
return ( elem.offsetWidth === 0 && elem.offsetHeight === 0 ) || (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none"); | |
}; | |
jQuery.expr.filters.visible = function( elem ) { | |
return !jQuery.expr.filters.hidden( elem ); | |
}; | |
} | |
// These hooks are used by animate to expand properties | |
jQuery.each({ | |
margin: "", | |
padding: "", | |
border: "Width" | |
}, function( prefix, suffix ) { | |
jQuery.cssHooks[ prefix + suffix ] = { | |
expand: function( value ) { | |
var i = 0, | |
expanded = {}, | |
// assumes a single number if not a string | |
parts = typeof value === "string" ? value.split(" ") : [ value ]; | |
for ( ; i < 4; i++ ) { | |
expanded[ prefix + cssExpand[ i ] + suffix ] = | |
parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; | |
} | |
return expanded; | |
} | |
}; | |
if ( !rmargin.test( prefix ) ) { | |
jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; | |
} | |
}); | |
var r20 = /%20/g, | |
rbracket = /\[\]$/, | |
rCRLF = /\r?\n/g, | |
rsubmitterTypes = /^(?:submit|button|image|reset)$/i, | |
rsubmittable = /^(?:input|select|textarea|keygen)/i; | |
jQuery.fn.extend({ | |
serialize: function() { | |
return jQuery.param( this.serializeArray() ); | |
}, | |
serializeArray: function() { | |
return this.map(function(){ | |
// Can add propHook for "elements" to filter or add form elements | |
var elements = jQuery.prop( this, "elements" ); | |
return elements ? jQuery.makeArray( elements ) : this; | |
}) | |
.filter(function(){ | |
var type = this.type; | |
// Use .is(":disabled") so that fieldset[disabled] works | |
return this.name && !jQuery( this ).is( ":disabled" ) && | |
rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && | |
( this.checked || !manipulation_rcheckableType.test( type ) ); | |
}) | |
.map(function( i, elem ){ | |
var val = jQuery( this ).val(); | |
return val == null ? | |
null : | |
jQuery.isArray( val ) ? | |
jQuery.map( val, function( val ){ | |
return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; | |
}) : | |
{ name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; | |
}).get(); | |
} | |
}); | |
//Serialize an array of form elements or a set of | |
//key/values into a query string | |
jQuery.param = function( a, traditional ) { | |
var prefix, | |
s = [], | |
add = function( key, value ) { | |
// If value is a function, invoke it and return its value | |
value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value ); | |
s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value ); | |
}; | |
// Set traditional to true for jQuery <= 1.3.2 behavior. | |
if ( traditional === undefined ) { | |
traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional; | |
} | |
// If an array was passed in, assume that it is an array of form elements. | |
if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { | |
// Serialize the form elements | |
jQuery.each( a, function() { | |
add( this.name, this.value ); | |
}); | |
} else { | |
// If traditional, encode the "old" way (the way 1.3.2 or older | |
// did it), otherwise encode params recursively. | |
for ( prefix in a ) { | |
buildParams( prefix, a[ prefix ], traditional, add ); | |
} | |
} | |
// Return the resulting serialization | |
return s.join( "&" ).replace( r20, "+" ); | |
}; | |
function buildParams( prefix, obj, traditional, add ) { | |
var name; | |
if ( jQuery.isArray( obj ) ) { | |
// Serialize array item. | |
jQuery.each( obj, function( i, v ) { | |
if ( traditional || rbracket.test( prefix ) ) { | |
// Treat each array item as a scalar. | |
add( prefix, v ); | |
} else { | |
// Item is non-scalar (array or object), encode its numeric index. | |
buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add ); | |
} | |
}); | |
} else if ( !traditional && jQuery.type( obj ) === "object" ) { | |
// Serialize object item. | |
for ( name in obj ) { | |
buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); | |
} | |
} else { | |
// Serialize scalar item. | |
add( prefix, obj ); | |
} | |
} | |
var | |
// Document location | |
ajaxLocParts, | |
ajaxLocation, | |
ajax_nonce = jQuery.now(), | |
ajax_rquery = /\?/, | |
rhash = /#.*$/, | |
rts = /([?&])_=[^&]*/, | |
rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg, // IE leaves an \r character at EOL | |
// #7653, #8125, #8152: local protocol detection | |
rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, | |
rnoContent = /^(?:GET|HEAD)$/, | |
rprotocol = /^\/\//, | |
rurl = /^([\w.+-]+:)(?:\/\/([^\/?#:]*)(?::(\d+)|)|)/, | |
// Keep a copy of the old load method | |
_load = jQuery.fn.load, | |
/* Prefilters | |
* 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) | |
* 2) These are called: | |
* - BEFORE asking for a transport | |
* - AFTER param serialization (s.data is a string if s.processData is true) | |
* 3) key is the dataType | |
* 4) the catchall symbol "*" can be used | |
* 5) execution will start with transport dataType and THEN continue down to "*" if needed | |
*/ | |
prefilters = {}, | |
/* Transports bindings | |
* 1) key is the dataType | |
* 2) the catchall symbol "*" can be used | |
* 3) selection will start with transport dataType and THEN go to "*" if needed | |
*/ | |
transports = {}, | |
// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression | |
allTypes = "*/".concat("*"); | |
// #8138, IE may throw an exception when accessing | |
// a field from window.location if document.domain has been set | |
try { | |
ajaxLocation = location.href; | |
} catch( e ) { | |
// Use the href attribute of an A element | |
// since IE will modify it given document.location | |
ajaxLocation = document.createElement( "a" ); | |
ajaxLocation.href = ""; | |
ajaxLocation = ajaxLocation.href; | |
} | |
// Segment location into parts | |
ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || []; | |
// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport | |
function addToPrefiltersOrTransports( structure ) { | |
// dataTypeExpression is optional and defaults to "*" | |
return function( dataTypeExpression, func ) { | |
if ( typeof dataTypeExpression !== "string" ) { | |
func = dataTypeExpression; | |
dataTypeExpression = "*"; | |
} | |
var dataType, | |
i = 0, | |
dataTypes = dataTypeExpression.toLowerCase().match( core_rnotwhite ) || []; | |
if ( jQuery.isFunction( func ) ) { | |
// For each dataType in the dataTypeExpression | |
while ( (dataType = dataTypes[i++]) ) { | |
// Prepend if requested | |
if ( dataType[0] === "+" ) { | |
dataType = dataType.slice( 1 ) || "*"; | |
(structure[ dataType ] = structure[ dataType ] || []).unshift( func ); | |
// Otherwise append | |
} else { | |
(structure[ dataType ] = structure[ dataType ] || []).push( func ); | |
} | |
} | |
} | |
}; | |
} | |
// Base inspection function for prefilters and transports | |
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) { | |
var inspected = {}, | |
seekingTransport = ( structure === transports ); | |
function inspect( dataType ) { | |
var selected; | |
inspected[ dataType ] = true; | |
jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) { | |
var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR ); | |
if( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) { | |
options.dataTypes.unshift( dataTypeOrTransport ); | |
inspect( dataTypeOrTransport ); | |
return false; | |
} else if ( seekingTransport ) { | |
return !( selected = dataTypeOrTransport ); | |
} | |
}); | |
return selected; | |
} | |
return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" ); | |
} | |
// A special extend for ajax options | |
// that takes "flat" options (not to be deep extended) | |
// Fixes #9887 | |
function ajaxExtend( target, src ) { | |
var key, deep, | |
flatOptions = jQuery.ajaxSettings.flatOptions || {}; | |
for ( key in src ) { | |
if ( src[ key ] !== undefined ) { | |
( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ]; | |
} | |
} | |
if ( deep ) { | |
jQuery.extend( true, target, deep ); | |
} | |
return target; | |
} | |
jQuery.fn.load = function( url, params, callback ) { | |
if ( typeof url !== "string" && _load ) { | |
return _load.apply( this, arguments ); | |
} | |
var selector, type, response, | |
self = this, | |
off = url.indexOf(" "); | |
if ( off >= 0 ) { | |
selector = url.slice( off, url.length ); | |
url = url.slice( 0, off ); | |
} | |
// If it's a function | |
if ( jQuery.isFunction( params ) ) { | |
// We assume that it's the callback | |
callback = params; | |
params = undefined; | |
// Otherwise, build a param string | |
} else if ( params && typeof params === "object" ) { | |
type = "POST"; | |
} | |
// If we have elements to modify, make the request | |
if ( self.length > 0 ) { | |
jQuery.ajax({ | |
url: url, | |
// if "type" variable is undefined, then "GET" method will be used | |
type: type, | |
dataType: "html", | |
data: params | |
}).done(function( responseText ) { | |
// Save response for use in complete callback | |
response = arguments; | |
self.html( selector ? | |
// If a selector was specified, locate the right elements in a dummy div | |
// Exclude scripts to avoid IE 'Permission Denied' errors | |
jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) : | |
// Otherwise use the full result | |
responseText ); | |
}).complete( callback && function( jqXHR, status ) { | |
self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] ); | |
}); | |
} | |
return this; | |
}; | |
// Attach a bunch of functions for handling common AJAX events | |
jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){ | |
jQuery.fn[ type ] = function( fn ){ | |
return this.on( type, fn ); | |
}; | |
}); | |
jQuery.each( [ "get", "post" ], function( i, method ) { | |
jQuery[ method ] = function( url, data, callback, type ) { | |
// shift arguments if data argument was omitted | |
if ( jQuery.isFunction( data ) ) { | |
type = type || callback; | |
callback = data; | |
data = undefined; | |
} | |
return jQuery.ajax({ | |
url: url, | |
type: method, | |
dataType: type, | |
data: data, | |
success: callback | |
}); | |
}; | |
}); | |
jQuery.extend({ | |
// Counter for holding the number of active queries | |
active: 0, | |
// Last-Modified header cache for next request | |
lastModified: {}, | |
etag: {}, | |
ajaxSettings: { | |
url: ajaxLocation, | |
type: "GET", | |
isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ), | |
global: true, | |
processData: true, | |
async: true, | |
contentType: "application/x-www-form-urlencoded; charset=UTF-8", | |
/* | |
timeout: 0, | |
data: null, | |
dataType: null, | |
username: null, | |
password: null, | |
cache: null, | |
throws: false, | |
traditional: false, | |
headers: {}, | |
*/ | |
accepts: { | |
"*": allTypes, | |
text: "text/plain", | |
html: "text/html", | |
xml: "application/xml, text/xml", | |
json: "application/json, text/javascript" | |
}, | |
contents: { | |
xml: /xml/, | |
html: /html/, | |
json: /json/ | |
}, | |
responseFields: { | |
xml: "responseXML", | |
text: "responseText" | |
}, | |
// Data converters | |
// Keys separate source (or catchall "*") and destination types with a single space | |
converters: { | |
// Convert anything to text | |
"* text": window.String, | |
// Text to html (true = no transformation) | |
"text html": true, | |
// Evaluate text as a json expression | |
"text json": jQuery.parseJSON, | |
// Parse text as xml | |
"text xml": jQuery.parseXML | |
}, | |
// For options that shouldn't be deep extended: | |
// you can add your own custom options here if | |
// and when you create one that shouldn't be | |
// deep extended (see ajaxExtend) | |
flatOptions: { | |
url: true, | |
context: true | |
} | |
}, | |
// Creates a full fledged settings object into target | |
// with both ajaxSettings and settings fields. | |
// If target is omitted, writes into ajaxSettings. | |
ajaxSetup: function( target, settings ) { | |
return settings ? | |
// Building a settings object | |
ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) : | |
// Extending ajaxSettings | |
ajaxExtend( jQuery.ajaxSettings, target ); | |
}, | |
ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), | |
ajaxTransport: addToPrefiltersOrTransports( transports ), | |
// Main method | |
ajax: function( url, options ) { | |
// If url is an object, simulate pre-1.5 signature | |
if ( typeof url === "object" ) { | |
options = url; | |
url = undefined; | |
} | |
// Force options to be an object | |
options = options || {}; | |
var transport, | |
// URL without anti-cache param | |
cacheURL, | |
// Response headers | |
responseHeadersString, | |
responseHeaders, | |
// timeout handle | |
timeoutTimer, | |
// Cross-domain detection vars | |
parts, | |
// To know if global events are to be dispatched | |
fireGlobals, | |
// Loop variable | |
i, | |
// Create the final options object | |
s = jQuery.ajaxSetup( {}, options ), | |
// Callbacks context | |
callbackContext = s.context || s, | |
// Context for global events is callbackContext if it is a DOM node or jQuery collection | |
globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ? | |
jQuery( callbackContext ) : | |
jQuery.event, | |
// Deferreds | |
deferred = jQuery.Deferred(), | |
completeDeferred = jQuery.Callbacks("once memory"), | |
// Status-dependent callbacks | |
statusCode = s.statusCode || {}, | |
// Headers (they are sent all at once) | |
requestHeaders = {}, | |
requestHeadersNames = {}, | |
// The jqXHR state | |
state = 0, | |
// Default abort message | |
strAbort = "canceled", | |
// Fake xhr | |
jqXHR = { | |
readyState: 0, | |
// Builds headers hashtable if needed | |
getResponseHeader: function( key ) { | |
var match; | |
if ( state === 2 ) { | |
if ( !responseHeaders ) { | |
responseHeaders = {}; | |
while ( (match = rheaders.exec( responseHeadersString )) ) { | |
responseHeaders[ match[1].toLowerCase() ] = match[ 2 ]; | |
} | |
} | |
match = responseHeaders[ key.toLowerCase() ]; | |
} | |
return match == null ? null : match; | |
}, | |
// Raw string | |
getAllResponseHeaders: function() { | |
return state === 2 ? responseHeadersString : null; | |
}, | |
// Caches the header | |
setRequestHeader: function( name, value ) { | |
var lname = name.toLowerCase(); | |
if ( !state ) { | |
name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name; | |
requestHeaders[ name ] = value; | |
} | |
return this; | |
}, | |
// Overrides response content-type header | |
overrideMimeType: function( type ) { | |
if ( !state ) { | |
s.mimeType = type; | |
} | |
return this; | |
}, | |
// Status-dependent callbacks | |
statusCode: function( map ) { | |
var code; | |
if ( map ) { | |
if ( state < 2 ) { | |
for ( code in map ) { | |
// Lazy-add the new callback in a way that preserves old ones | |
statusCode[ code ] = [ statusCode[ code ], map[ code ] ]; | |
} | |
} else { | |
// Execute the appropriate callbacks | |
jqXHR.always( map[ jqXHR.status ] ); | |
} | |
} | |
return this; | |
}, | |
// Cancel the request | |
abort: function( statusText ) { | |
var finalText = statusText || strAbort; | |
if ( transport ) { | |
transport.abort( finalText ); | |
} | |
done( 0, finalText ); | |
return this; | |
} | |
}; | |
// Attach deferreds | |
deferred.promise( jqXHR ).complete = completeDeferred.add; | |
jqXHR.success = jqXHR.done; | |
jqXHR.error = jqXHR.fail; | |
// Remove hash character (#7531: and string promotion) | |
// Add protocol if not provided (#5866: IE7 issue with protocol-less urls) | |
// Handle falsy url in the settings object (#10093: consistency with old signature) | |
// We also use the url parameter if available | |
s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); | |
// Alias method option to type as per ticket #12004 | |
s.type = options.method || options.type || s.method || s.type; | |
// Extract dataTypes list | |
s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( core_rnotwhite ) || [""]; | |
// A cross-domain request is in order when we have a protocol:host:port mismatch | |
if ( s.crossDomain == null ) { | |
parts = rurl.exec( s.url.toLowerCase() ); | |
s.crossDomain = !!( parts && | |
( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] || | |
( parts[ 3 ] || ( parts[ 1 ] === "http:" ? 80 : 443 ) ) != | |
( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? 80 : 443 ) ) ) | |
); | |
} | |
// Convert data if not already a string | |
if ( s.data && s.processData && typeof s.data !== "string" ) { | |
s.data = jQuery.param( s.data, s.traditional ); | |
} | |
// Apply prefilters | |
inspectPrefiltersOrTransports( prefilters, s, options, jqXHR ); | |
// If request was aborted inside a prefilter, stop there | |
if ( state === 2 ) { | |
return jqXHR; | |
} | |
// We can fire global events as of now if asked to | |
fireGlobals = s.global; | |
// Watch for a new set of requests | |
if ( fireGlobals && jQuery.active++ === 0 ) { | |
jQuery.event.trigger("ajaxStart"); | |
} | |
// Uppercase the type | |
s.type = s.type.toUpperCase(); | |
// Determine if request has content | |
s.hasContent = !rnoContent.test( s.type ); | |
// Save the URL in case we're toying with the If-Modified-Since | |
// and/or If-None-Match header later on | |
cacheURL = s.url; | |
// More options handling for requests with no content | |
if ( !s.hasContent ) { | |
// If data is available, append data to url | |
if ( s.data ) { | |
cacheURL = ( s.url += ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + s.data ); | |
// #9682: remove data so that it's not used in an eventual retry | |
delete s.data; | |
} | |
// Add anti-cache in url if needed | |
if ( s.cache === false ) { | |
s.url = rts.test( cacheURL ) ? | |
// If there is already a '_' parameter, set its value | |
cacheURL.replace( rts, "$1_=" + ajax_nonce++ ) : | |
// Otherwise add one to the end | |
cacheURL + ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ajax_nonce++; | |
} | |
} | |
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. | |
if ( s.ifModified ) { | |
if ( jQuery.lastModified[ cacheURL ] ) { | |
jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] ); | |
} | |
if ( jQuery.etag[ cacheURL ] ) { | |
jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] ); | |
} | |
} | |
// Set the correct header, if data is being sent | |
if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { | |
jqXHR.setRequestHeader( "Content-Type", s.contentType ); | |
} | |
// Set the Accepts header for the server, depending on the dataType | |
jqXHR.setRequestHeader( | |
"Accept", | |
s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ? | |
s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : | |
s.accepts[ "*" ] | |
); | |
// Check for headers option | |
for ( i in s.headers ) { | |
jqXHR.setRequestHeader( i, s.headers[ i ] ); | |
} | |
// Allow custom headers/mimetypes and early abort | |
if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) { | |
// Abort if not done already and return | |
return jqXHR.abort(); | |
} | |
// aborting is no longer a cancellation | |
strAbort = "abort"; | |
// Install callbacks on deferreds | |
for ( i in { success: 1, error: 1, complete: 1 } ) { | |
jqXHR[ i ]( s[ i ] ); | |
} | |
// Get transport | |
transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); | |
// If no transport, we auto-abort | |
if ( !transport ) { | |
done( -1, "No Transport" ); | |
} else { | |
jqXHR.readyState = 1; | |
// Send global event | |
if ( fireGlobals ) { | |
globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); | |
} | |
// Timeout | |
if ( s.async && s.timeout > 0 ) { | |
timeoutTimer = setTimeout(function() { | |
jqXHR.abort("timeout"); | |
}, s.timeout ); | |
} | |
try { | |
state = 1; | |
transport.send( requestHeaders, done ); | |
} catch ( e ) { | |
// Propagate exception as error if not done | |
if ( state < 2 ) { | |
done( -1, e ); | |
// Simply rethrow otherwise | |
} else { | |
throw e; | |
} | |
} | |
} | |
// Callback for when everything is done | |
function done( status, nativeStatusText, responses, headers ) { | |
var isSuccess, success, error, response, modified, | |
statusText = nativeStatusText; | |
// Called once | |
if ( state === 2 ) { | |
return; | |
} | |
// State is "done" now | |
state = 2; | |
// Clear timeout if it exists | |
if ( timeoutTimer ) { | |
clearTimeout( timeoutTimer ); | |
} | |
// Dereference transport for early garbage collection | |
// (no matter how long the jqXHR object will be used) | |
transport = undefined; | |
// Cache response headers | |
responseHeadersString = headers || ""; | |
// Set readyState | |
jqXHR.readyState = status > 0 ? 4 : 0; | |
// Get response data | |
if ( responses ) { | |
response = ajaxHandleResponses( s, jqXHR, responses ); | |
} | |
// If successful, handle type chaining | |
if ( status >= 200 && status < 300 || status === 304 ) { | |
// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. | |
if ( s.ifModified ) { | |
modified = jqXHR.getResponseHeader("Last-Modified"); | |
if ( modified ) { | |
jQuery.lastModified[ cacheURL ] = modified; | |
} | |
modified = jqXHR.getResponseHeader("etag"); | |
if ( modified ) { | |
jQuery.etag[ cacheURL ] = modified; | |
} | |
} | |
// If not modified | |
if ( status === 304 ) { | |
isSuccess = true; | |
statusText = "notmodified"; | |
// If we have data | |
} else { | |
isSuccess = ajaxConvert( s, response ); | |
statusText = isSuccess.state; | |
success = isSuccess.data; | |
error = isSuccess.error; | |
isSuccess = !error; | |
} | |
} else { | |
// We extract error from statusText | |
// then normalize statusText and status for non-aborts | |
error = statusText; | |
if ( status || !statusText ) { | |
statusText = "error"; | |
if ( status < 0 ) { | |
status = 0; | |
} | |
} | |
} | |
// Set data for the fake xhr object | |
jqXHR.status = status; | |
jqXHR.statusText = ( nativeStatusText || statusText ) + ""; | |
// Success/Error | |
if ( isSuccess ) { | |
deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); | |
} else { | |
deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); | |
} | |
// Status-dependent callbacks | |
jqXHR.statusCode( statusCode ); | |
statusCode = undefined; | |
if ( fireGlobals ) { | |
globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError", | |
[ jqXHR, s, isSuccess ? success : error ] ); | |
} | |
// Complete | |
completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] ); | |
if ( fireGlobals ) { | |
globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] ); | |
// Handle the global AJAX counter | |
if ( !( --jQuery.active ) ) { | |
jQuery.event.trigger("ajaxStop"); | |
} | |
} | |
} | |
return jqXHR; | |
}, | |
getScript: function( url, callback ) { | |
return jQuery.get( url, undefined, callback, "script" ); | |
}, | |
getJSON: function( url, data, callback ) { | |
return jQuery.get( url, data, callback, "json" ); | |
} | |
}); | |
/* Handles responses to an ajax request: | |
* - sets all responseXXX fields accordingly | |
* - finds the right dataType (mediates between content-type and expected dataType) | |
* - returns the corresponding response | |
*/ | |
function ajaxHandleResponses( s, jqXHR, responses ) { | |
var ct, type, finalDataType, firstDataType, | |
contents = s.contents, | |
dataTypes = s.dataTypes, | |
responseFields = s.responseFields; | |
// Fill responseXXX fields | |
for ( type in responseFields ) { | |
if ( type in responses ) { | |
jqXHR[ responseFields[type] ] = responses[ type ]; | |
} | |
} | |
// Remove auto dataType and get content-type in the process | |
while( dataTypes[ 0 ] === "*" ) { | |
dataTypes.shift(); | |
if ( ct === undefined ) { | |
ct = s.mimeType || jqXHR.getResponseHeader("Content-Type"); | |
} | |
} | |
// Check if we're dealing with a known content-type | |
if ( ct ) { | |
for ( type in contents ) { | |
if ( contents[ type ] && contents[ type ].test( ct ) ) { | |
dataTypes.unshift( type ); | |
break; | |
} | |
} | |
} | |
// Check to see if we have a response for the expected dataType | |
if ( dataTypes[ 0 ] in responses ) { | |
finalDataType = dataTypes[ 0 ]; | |
} else { | |
// Try convertible dataTypes | |
for ( type in responses ) { | |
if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) { | |
finalDataType = type; | |
break; | |
} | |
if ( !firstDataType ) { | |
firstDataType = type; | |
} | |
} | |
// Or just use first one | |
finalDataType = finalDataType || firstDataType; | |
} | |
// If we found a dataType | |
// We add the dataType to the list if needed | |
// and return the corresponding response | |
if ( finalDataType ) { | |
if ( finalDataType !== dataTypes[ 0 ] ) { | |
dataTypes.unshift( finalDataType ); | |
} | |
return responses[ finalDataType ]; | |
} | |
} | |
// Chain conversions given the request and the original response | |
function ajaxConvert( s, response ) { | |
var conv, conv2, current, tmp, | |
converters = {}, | |
i = 0, | |
// Work with a copy of dataTypes in case we need to modify it for conversion | |
dataTypes = s.dataTypes.slice(), | |
prev = dataTypes[ 0 ]; | |
// Apply the dataFilter if provided | |
if ( s.dataFilter ) { | |
response = s.dataFilter( response, s.dataType ); | |
} | |
// Create converters map with lowercased keys | |
if ( dataTypes[ 1 ] ) { | |
for ( conv in s.converters ) { | |
converters[ conv.toLowerCase() ] = s.converters[ conv ]; | |
} | |
} | |
// Convert to each sequential dataType, tolerating list modification | |
for ( ; (current = dataTypes[++i]); ) { | |
// There's only work to do if current dataType is non-auto | |
if ( current !== "*" ) { | |
// Convert response if prev dataType is non-auto and differs from current | |
if ( prev !== "*" && prev !== current ) { | |
// Seek a direct converter | |
conv = converters[ prev + " " + current ] || converters[ "* " + current ]; | |
// If none found, seek a pair | |
if ( !conv ) { | |
for ( conv2 in converters ) { | |
// If conv2 outputs current | |
tmp = conv2.split(" "); | |
if ( tmp[ 1 ] === current ) { | |
// If prev can be converted to accepted input | |
conv = converters[ prev + " " + tmp[ 0 ] ] || | |
converters[ "* " + tmp[ 0 ] ]; | |
if ( conv ) { | |
// Condense equivalence converters | |
if ( conv === true ) { | |
conv = converters[ conv2 ]; | |
// Otherwise, insert the intermediate dataType | |
} else if ( converters[ conv2 ] !== true ) { | |
current = tmp[ 0 ]; | |
dataTypes.splice( i--, 0, current ); | |
} | |
break; | |
} | |
} | |
} | |
} | |
// Apply converter (if not an equivalence) | |
if ( conv !== true ) { | |
// Unless errors are allowed to bubble, catch and return them | |
if ( conv && s["throws"] ) { | |
response = conv( response ); | |
} else { | |
try { | |
response = conv( response ); | |
} catch ( e ) { | |
return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; | |
} | |
} | |
} | |
} | |
// Update prev for next iteration | |
prev = current; | |
} | |
} | |
return { state: "success", data: response }; | |
} | |
// Install script dataType | |
jQuery.ajaxSetup({ | |
accepts: { | |
script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript" | |
}, | |
contents: { | |
script: /(?:java|ecma)script/ | |
}, | |
converters: { | |
"text script": function( text ) { | |
jQuery.globalEval( text ); | |
return text; | |
} | |
} | |
}); | |
// Handle cache's special case and global | |
jQuery.ajaxPrefilter( "script", function( s ) { | |
if ( s.cache === undefined ) { | |
s.cache = false; | |
} | |
if ( s.crossDomain ) { | |
s.type = "GET"; | |
s.global = false; | |
} | |
}); | |
// Bind script tag hack transport | |
jQuery.ajaxTransport( "script", function(s) { | |
// This transport only deals with cross domain requests | |
if ( s.crossDomain ) { | |
var script, | |
head = document.head || jQuery("head")[0] || document.documentElement; | |
return { | |
send: function( _, callback ) { | |
script = document.createElement("script"); | |
script.async = true; | |
if ( s.scriptCharset ) { | |
script.charset = s.scriptCharset; | |
} | |
script.src = s.url; | |
// Attach handlers for all browsers | |
script.onload = script.onreadystatechange = function( _, isAbort ) { | |
if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) { | |
// Handle memory leak in IE | |
script.onload = script.onreadystatechange = null; | |
// Remove the script | |
if ( script.parentNode ) { | |
script.parentNode.removeChild( script ); | |
} | |
// Dereference the script | |
script = null; | |
// Callback if not abort | |
if ( !isAbort ) { | |
callback( 200, "success" ); | |
} | |
} | |
}; | |
// Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending | |
// Use native DOM manipulation to avoid our domManip AJAX trickery | |
head.insertBefore( script, head.firstChild ); | |
}, | |
abort: function() { | |
if ( script ) { | |
script.onload( undefined, true ); | |
} | |
} | |
}; | |
} | |
}); | |
var oldCallbacks = [], | |
rjsonp = /(=)\?(?=&|$)|\?\?/; | |
// Default jsonp settings | |
jQuery.ajaxSetup({ | |
jsonp: "callback", | |
jsonpCallback: function() { | |
var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( ajax_nonce++ ) ); | |
this[ callback ] = true; | |
return callback; | |
} | |
}); | |
// Detect, normalize options and install callbacks for jsonp requests | |
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) { | |
var callbackName, overwritten, responseContainer, | |
jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ? | |
"url" : | |
typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data" | |
); | |
// Handle iff the expected data type is "jsonp" or we have a parameter to set | |
if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) { | |
// Get callback name, remembering preexisting value associated with it | |
callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ? | |
s.jsonpCallback() : | |
s.jsonpCallback; | |
// Insert callback into url or form data | |
if ( jsonProp ) { | |
s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName ); | |
} else if ( s.jsonp !== false ) { | |
s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName; | |
} | |
// Use data converter to retrieve json after script execution | |
s.converters["script json"] = function() { | |
if ( !responseContainer ) { | |
jQuery.error( callbackName + " was not called" ); | |
} | |
return responseContainer[ 0 ]; | |
}; | |
// force json dataType | |
s.dataTypes[ 0 ] = "json"; | |
// Install callback | |
overwritten = window[ callbackName ]; | |
window[ callbackName ] = function() { | |
responseContainer = arguments; | |
}; | |
// Clean-up function (fires after converters) | |
jqXHR.always(function() { | |
// Restore preexisting value | |
window[ callbackName ] = overwritten; | |
// Save back as free | |
if ( s[ callbackName ] ) { | |
// make sure that re-using the options doesn't screw things around | |
s.jsonpCallback = originalSettings.jsonpCallback; | |
// save the callback name for future use | |
oldCallbacks.push( callbackName ); | |
} | |
// Call if it was a function and we have a response | |
if ( responseContainer && jQuery.isFunction( overwritten ) ) { | |
overwritten( responseContainer[ 0 ] ); | |
} | |
responseContainer = overwritten = undefined; | |
}); | |
// Delegate to script | |
return "script"; | |
} | |
}); | |
var xhrCallbacks, xhrSupported, | |
xhrId = 0, | |
// #5280: Internet Explorer will keep connections alive if we don't abort on unload | |
xhrOnUnloadAbort = window.ActiveXObject && function() { | |
// Abort all pending requests | |
var key; | |
for ( key in xhrCallbacks ) { | |
xhrCallbacks[ key ]( undefined, true ); | |
} | |
}; | |
// Functions to create xhrs | |
function createStandardXHR() { | |
try { | |
return new window.XMLHttpRequest(); | |
} catch( e ) {} | |
} | |
function createActiveXHR() { | |
try { | |
return new window.ActiveXObject("Microsoft.XMLHTTP"); | |
} catch( e ) {} | |
} | |
// Create the request object | |
// (This is still attached to ajaxSettings for backward compatibility) | |
jQuery.ajaxSettings.xhr = window.ActiveXObject ? | |
/* Microsoft failed to properly | |
* implement the XMLHttpRequest in IE7 (can't request local files), | |
* so we use the ActiveXObject when it is available | |
* Additionally XMLHttpRequest can be disabled in IE7/IE8 so | |
* we need a fallback. | |
*/ | |
function() { | |
return !this.isLocal && createStandardXHR() || createActiveXHR(); | |
} : | |
// For all other browsers, use the standard XMLHttpRequest object | |
createStandardXHR; | |
// Determine support properties | |
xhrSupported = jQuery.ajaxSettings.xhr(); | |
jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported ); | |
xhrSupported = jQuery.support.ajax = !!xhrSupported; | |
// Create transport if the browser can provide an xhr | |
if ( xhrSupported ) { | |
jQuery.ajaxTransport(function( s ) { | |
// Cross domain only allowed if supported through XMLHttpRequest | |
if ( !s.crossDomain || jQuery.support.cors ) { | |
var callback; | |
return { | |
send: function( headers, complete ) { | |
// Get a new xhr | |
var handle, i, | |
xhr = s.xhr(); | |
// Open the socket | |
// Passing null username, generates a login popup on Opera (#2865) | |
if ( s.username ) { | |
xhr.open( s.type, s.url, s.async, s.username, s.password ); | |
} else { | |
xhr.open( s.type, s.url, s.async ); | |
} | |
// Apply custom fields if provided | |
if ( s.xhrFields ) { | |
for ( i in s.xhrFields ) { | |
xhr[ i ] = s.xhrFields[ i ]; | |
} | |
} | |
// Override mime type if needed | |
if ( s.mimeType && xhr.overrideMimeType ) { | |
xhr.overrideMimeType( s.mimeType ); | |
} | |
// X-Requested-With header | |
// For cross-domain requests, seeing as conditions for a preflight are | |
// akin to a jigsaw puzzle, we simply never set it to be sure. | |
// (it can always be set on a per-request basis or even using ajaxSetup) | |
// For same-domain requests, won't change header if already provided. | |
if ( !s.crossDomain && !headers["X-Requested-With"] ) { | |
headers["X-Requested-With"] = "XMLHttpRequest"; | |
} | |
// Need an extra try/catch for cross domain requests in Firefox 3 | |
try { | |
for ( i in headers ) { | |
xhr.setRequestHeader( i, headers[ i ] ); | |
} | |
} catch( err ) {} | |
// Do send the request | |
// This may raise an exception which is actually | |
// handled in jQuery.ajax (so no try/catch here) | |
xhr.send( ( s.hasContent && s.data ) || null ); | |
// Listener | |
callback = function( _, isAbort ) { | |
var status, | |
statusText, | |
responseHeaders, | |
responses, | |
xml; | |
// Firefox throws exceptions when accessing properties | |
// of an xhr when a network error occurred | |
// http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE) | |
try { | |
// Was never called and is aborted or complete | |
if ( callback && ( isAbort || xhr.readyState === 4 ) ) { | |
// Only called once | |
callback = undefined; | |
// Do not keep as active anymore | |
if ( handle ) { | |
xhr.onreadystatechange = jQuery.noop; | |
if ( xhrOnUnloadAbort ) { | |
delete xhrCallbacks[ handle ]; | |
} | |
} | |
// If it's an abort | |
if ( isAbort ) { | |
// Abort it manually if needed | |
if ( xhr.readyState !== 4 ) { | |
xhr.abort(); | |
} | |
} else { | |
responses = {}; | |
status = xhr.status; | |
xml = xhr.responseXML; | |
responseHeaders = xhr.getAllResponseHeaders(); | |
// Construct response list | |
if ( xml && xml.documentElement /* #4958 */ ) { | |
responses.xml = xml; | |
} | |
// When requesting binary data, IE6-9 will throw an exception | |
// on any attempt to access responseText (#11426) | |
if ( typeof xhr.responseText === "string" ) { | |
responses.text = xhr.responseText; | |
} | |
// Firefox throws an exception when accessing | |
// statusText for faulty cross-domain requests | |
try { | |
statusText = xhr.statusText; | |
} catch( e ) { | |
// We normalize with Webkit giving an empty statusText | |
statusText = ""; | |
} | |
// Filter status for non standard behaviors | |
// If the request is local and we have data: assume a success | |
// (success with no data won't get notified, that's the best we | |
// can do given current implementations) | |
if ( !status && s.isLocal && !s.crossDomain ) { | |
status = responses.text ? 200 : 404; | |
// IE - #1450: sometimes returns 1223 when it should be 204 | |
} else if ( status === 1223 ) { | |
status = 204; | |
} | |
} | |
} | |
} catch( firefoxAccessException ) { | |
if ( !isAbort ) { | |
complete( -1, firefoxAccessException ); | |
} | |
} | |
// Call complete if needed | |
if ( responses ) { | |
complete( status, statusText, responses, responseHeaders ); | |
} | |
}; | |
if ( !s.async ) { | |
// if we're in sync mode we fire the callback | |
callback(); | |
} else if ( xhr.readyState === 4 ) { | |
// (IE6 & IE7) if it's in cache and has been | |
// retrieved directly we need to fire the callback | |
setTimeout( callback ); | |
} else { | |
handle = ++xhrId; | |
if ( xhrOnUnloadAbort ) { | |
// Create the active xhrs callbacks list if needed | |
// and attach the unload handler | |
if ( !xhrCallbacks ) { | |
xhrCallbacks = {}; | |
jQuery( window ).unload( xhrOnUnloadAbort ); | |
} | |
// Add to list of active xhrs callbacks | |
xhrCallbacks[ handle ] = callback; | |
} | |
xhr.onreadystatechange = callback; | |
} | |
}, | |
abort: function() { | |
if ( callback ) { | |
callback( undefined, true ); | |
} | |
} | |
}; | |
} | |
}); | |
} | |
var fxNow, timerId, | |
rfxtypes = /^(?:toggle|show|hide)$/, | |
rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ), | |
rrun = /queueHooks$/, | |
animationPrefilters = [ defaultPrefilter ], | |
tweeners = { | |
"*": [function( prop, value ) { | |
var end, unit, | |
tween = this.createTween( prop, value ), | |
parts = rfxnum.exec( value ), | |
target = tween.cur(), | |
start = +target || 0, | |
scale = 1, | |
maxIterations = 20; | |
if ( parts ) { | |
end = +parts[2]; | |
unit = parts[3] || ( jQuery.cssNumber[ prop ] ? "" : "px" ); | |
// We need to compute starting value | |
if ( unit !== "px" && start ) { | |
// Iteratively approximate from a nonzero starting point | |
// Prefer the current property, because this process will be trivial if it uses the same units | |
// Fallback to end or a simple constant | |
start = jQuery.css( tween.elem, prop, true ) || end || 1; | |
do { | |
// If previous iteration zeroed out, double until we get *something* | |
// Use a string for doubling factor so we don't accidentally see scale as unchanged below | |
scale = scale || ".5"; | |
// Adjust and apply | |
start = start / scale; | |
jQuery.style( tween.elem, prop, start + unit ); | |
// Update scale, tolerating zero or NaN from tween.cur() | |
// And breaking the loop if scale is unchanged or perfect, or if we've just had enough | |
} while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations ); | |
} | |
tween.unit = unit; | |
tween.start = start; | |
// If a +=/-= token was provided, we're doing a relative animation | |
tween.end = parts[1] ? start + ( parts[1] + 1 ) * end : end; | |
} | |
return tween; | |
}] | |
}; | |
// Animations created synchronously will run synchronously | |
function createFxNow() { | |
setTimeout(function() { | |
fxNow = undefined; | |
}); | |
return ( fxNow = jQuery.now() ); | |
} | |
function createTweens( animation, props ) { | |
jQuery.each( props, function( prop, value ) { | |
var collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ), | |
index = 0, | |
length = collection.length; | |
for ( ; index < length; index++ ) { | |
if ( collection[ index ].call( animation, prop, value ) ) { | |
// we're done with this property | |
return; | |
} | |
} | |
}); | |
} | |
function Animation( elem, properties, options ) { | |
var result, | |
stopped, | |
index = 0, | |
length = animationPrefilters.length, | |
deferred = jQuery.Deferred().always( function() { | |
// don't match elem in the :animated selector | |
delete tick.elem; | |
}), | |
tick = function() { | |
if ( stopped ) { | |
return false; | |
} | |
var currentTime = fxNow || createFxNow(), | |
remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), | |
// archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497) | |
temp = remaining / animation.duration || 0, | |
percent = 1 - temp, | |
index = 0, | |
length = animation.tweens.length; | |
for ( ; index < length ; index++ ) { | |
animation.tweens[ index ].run( percent ); | |
} | |
deferred.notifyWith( elem, [ animation, percent, remaining ]); | |
if ( percent < 1 && length ) { | |
return remaining; | |
} else { | |
deferred.resolveWith( elem, [ animation ] ); | |
return false; | |
} | |
}, | |
animation = deferred.promise({ | |
elem: elem, | |
props: jQuery.extend( {}, properties ), | |
opts: jQuery.extend( true, { specialEasing: {} }, options ), | |
originalProperties: properties, | |
originalOptions: options, | |
startTime: fxNow || createFxNow(), | |
duration: options.duration, | |
tweens: [], | |
createTween: function( prop, end ) { | |
var tween = jQuery.Tween( elem, animation.opts, prop, end, | |
animation.opts.specialEasing[ prop ] || animation.opts.easing ); | |
animation.tweens.push( tween ); | |
return tween; | |
}, | |
stop: function( gotoEnd ) { | |
var index = 0, | |
// if we are going to the end, we want to run all the tweens | |
// otherwise we skip this part | |
length = gotoEnd ? animation.tweens.length : 0; | |
if ( stopped ) { | |
return this; | |
} | |
stopped = true; | |
for ( ; index < length ; index++ ) { | |
animation.tweens[ index ].run( 1 ); | |
} | |
// resolve when we played the last frame | |
// otherwise, reject | |
if ( gotoEnd ) { | |
deferred.resolveWith( elem, [ animation, gotoEnd ] ); | |
} else { | |
deferred.rejectWith( elem, [ animation, gotoEnd ] ); | |
} | |
return this; | |
} | |
}), | |
props = animation.props; | |
propFilter( props, animation.opts.specialEasing ); | |
for ( ; index < length ; index++ ) { | |
result = animationPrefilters[ index ].call( animation, elem, props, animation.opts ); | |
if ( result ) { | |
return result; | |
} | |
} | |
createTweens( animation, props ); | |
if ( jQuery.isFunction( animation.opts.start ) ) { | |
animation.opts.start.call( elem, animation ); | |
} | |
jQuery.fx.timer( | |
jQuery.extend( tick, { | |
elem: elem, | |
anim: animation, | |
queue: animation.opts.queue | |
}) | |
); | |
// attach callbacks from options | |
return animation.progress( animation.opts.progress ) | |
.done( animation.opts.done, animation.opts.complete ) | |
.fail( animation.opts.fail ) | |
.always( animation.opts.always ); | |
} | |
function propFilter( props, specialEasing ) { | |
var index, name, easing, value, hooks; | |
// camelCase, specialEasing and expand cssHook pass | |
for ( index in props ) { | |
name = jQuery.camelCase( index ); | |
easing = specialEasing[ name ]; | |
value = props[ index ]; | |
if ( jQuery.isArray( value ) ) { | |
easing = value[ 1 ]; | |
value = props[ index ] = value[ 0 ]; | |
} | |
if ( index !== name ) { | |
props[ name ] = value; | |
delete props[ index ]; | |
} | |
hooks = jQuery.cssHooks[ name ]; | |
if ( hooks && "expand" in hooks ) { | |
value = hooks.expand( value ); | |
delete props[ name ]; | |
// not quite $.extend, this wont overwrite keys already present. | |
// also - reusing 'index' from above because we have the correct "name" | |
for ( index in value ) { | |
if ( !( index in props ) ) { | |
props[ index ] = value[ index ]; | |
specialEasing[ index ] = easing; | |
} | |
} | |
} else { | |
specialEasing[ name ] = easing; | |
} | |
} | |
} | |
jQuery.Animation = jQuery.extend( Animation, { | |
tweener: function( props, callback ) { | |
if ( jQuery.isFunction( props ) ) { | |
callback = props; | |
props = [ "*" ]; | |
} else { | |
props = props.split(" "); | |
} | |
var prop, | |
index = 0, | |
length = props.length; | |
for ( ; index < length ; index++ ) { | |
prop = props[ index ]; | |
tweeners[ prop ] = tweeners[ prop ] || []; | |
tweeners[ prop ].unshift( callback ); | |
} | |
}, | |
prefilter: function( callback, prepend ) { | |
if ( prepend ) { | |
animationPrefilters.unshift( callback ); | |
} else { | |
animationPrefilters.push( callback ); | |
} | |
} | |
}); | |
function defaultPrefilter( elem, props, opts ) { | |
/*jshint validthis:true */ | |
var index, prop, value, length, dataShow, toggle, tween, hooks, oldfire, | |
anim = this, | |
style = elem.style, | |
orig = {}, | |
handled = [], | |
hidden = elem.nodeType && isHidden( elem ); | |
// handle queue: false promises | |
if ( !opts.queue ) { | |
hooks = jQuery._queueHooks( elem, "fx" ); | |
if ( hooks.unqueued == null ) { | |
hooks.unqueued = 0; | |
oldfire = hooks.empty.fire; | |
hooks.empty.fire = function() { | |
if ( !hooks.unqueued ) { | |
oldfire(); | |
} | |
}; | |
} | |
hooks.unqueued++; | |
anim.always(function() { | |
// doing this makes sure that the complete handler will be called | |
// before this completes | |
anim.always(function() { | |
hooks.unqueued--; | |
if ( !jQuery.queue( elem, "fx" ).length ) { | |
hooks.empty.fire(); | |
} | |
}); | |
}); | |
} | |
// height/width overflow pass | |
if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) { | |
// Make sure that nothing sneaks out | |
// Record all 3 overflow attributes because IE does not | |
// change the overflow attribute when overflowX and | |
// overflowY are set to the same value | |
opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; | |
// Set display property to inline-block for height/width | |
// animations on inline elements that are having width/height animated | |
if ( jQuery.css( elem, "display" ) === "inline" && | |
jQuery.css( elem, "float" ) === "none" ) { | |
// inline-level elements accept inline-block; | |
// block-level elements need to be inline with layout | |
if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) { | |
style.display = "inline-block"; | |
} else { | |
style.zoom = 1; | |
} | |
} | |
} | |
if ( opts.overflow ) { | |
style.overflow = "hidden"; | |
if ( !jQuery.support.shrinkWrapBlocks ) { | |
anim.done(function() { | |
style.overflow = opts.overflow[ 0 ]; | |
style.overflowX = opts.overflow[ 1 ]; | |
style.overflowY = opts.overflow[ 2 ]; | |
}); | |
} | |
} | |
// show/hide pass | |
for ( index in props ) { | |
value = props[ index ]; | |
if ( rfxtypes.exec( value ) ) { | |
delete props[ index ]; | |
toggle = toggle || value === "toggle"; | |
if ( value === ( hidden ? "hide" : "show" ) ) { | |
continue; | |
} | |
handled.push( index ); | |
} | |
} | |
length = handled.length; | |
if ( length ) { | |
dataShow = jQuery._data( elem, "fxshow" ) || jQuery._data( elem, "fxshow", {} ); | |
if ( "hidden" in dataShow ) { | |
hidden = dataShow.hidden; | |
} | |
// store state if its toggle - enables .stop().toggle() to "reverse" | |
if ( toggle ) { | |
dataShow.hidden = !hidden; | |
} | |
if ( hidden ) { | |
jQuery( elem ).show(); | |
} else { | |
anim.done(function() { | |
jQuery( elem ).hide(); | |
}); | |
} | |
anim.done(function() { | |
var prop; | |
jQuery._removeData( elem, "fxshow" ); | |
for ( prop in orig ) { | |
jQuery.style( elem, prop, orig[ prop ] ); | |
} | |
}); | |
for ( index = 0 ; index < length ; index++ ) { | |
prop = handled[ index ]; | |
tween = anim.createTween( prop, hidden ? dataShow[ prop ] : 0 ); | |
orig[ prop ] = dataShow[ prop ] || jQuery.style( elem, prop ); | |
if ( !( prop in dataShow ) ) { | |
dataShow[ prop ] = tween.start; | |
if ( hidden ) { | |
tween.end = tween.start; | |
tween.start = prop === "width" || prop === "height" ? 1 : 0; | |
} | |
} | |
} | |
} | |
} | |
function Tween( elem, options, prop, end, easing ) { | |
return new Tween.prototype.init( elem, options, prop, end, easing ); | |
} | |
jQuery.Tween = Tween; | |
Tween.prototype = { | |
constructor: Tween, | |
init: function( elem, options, prop, end, easing, unit ) { | |
this.elem = elem; | |
this.prop = prop; | |
this.easing = easing || "swing"; | |
this.options = options; | |
this.start = this.now = this.cur(); | |
this.end = end; | |
this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); | |
}, | |
cur: function() { | |
var hooks = Tween.propHooks[ this.prop ]; | |
return hooks && hooks.get ? | |
hooks.get( this ) : | |
Tween.propHooks._default.get( this ); | |
}, | |
run: function( percent ) { | |
var eased, | |
hooks = Tween.propHooks[ this.prop ]; | |
if ( this.options.duration ) { | |
this.pos = eased = jQuery.easing[ this.easing ]( | |
percent, this.options.duration * percent, 0, 1, this.options.duration | |
); | |
} else { | |
this.pos = eased = percent; | |
} | |
this.now = ( this.end - this.start ) * eased + this.start; | |
if ( this.options.step ) { | |
this.options.step.call( this.elem, this.now, this ); | |
} | |
if ( hooks && hooks.set ) { | |
hooks.set( this ); | |
} else { | |
Tween.propHooks._default.set( this ); | |
} | |
return this; | |
} | |
}; | |
Tween.prototype.init.prototype = Tween.prototype; | |
Tween.propHooks = { | |
_default: { | |
get: function( tween ) { | |
var result; | |
if ( tween.elem[ tween.prop ] != null && | |
(!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) { | |
return tween.elem[ tween.prop ]; | |
} | |
// passing a non empty string as a 3rd parameter to .css will automatically | |
// attempt a parseFloat and fallback to a string if the parse fails | |
// so, simple values such as "10px" are parsed to Float. | |
// complex values such as "rotate(1rad)" are returned as is. | |
result = jQuery.css( tween.elem, tween.prop, "auto" ); | |
// Empty strings, null, undefined and "auto" are converted to 0. | |
return !result || result === "auto" ? 0 : result; | |
}, | |
set: function( tween ) { | |
// use step hook for back compat - use cssHook if its there - use .style if its | |
// available and use plain properties where available | |
if ( jQuery.fx.step[ tween.prop ] ) { | |
jQuery.fx.step[ tween.prop ]( tween ); | |
} else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) { | |
jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); | |
} else { | |
tween.elem[ tween.prop ] = tween.now; | |
} | |
} | |
} | |
}; | |
// Remove in 2.0 - this supports IE8's panic based approach | |
// to setting things on disconnected nodes | |
Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { | |
set: function( tween ) { | |
if ( tween.elem.nodeType && tween.elem.parentNode ) { | |
tween.elem[ tween.prop ] = tween.now; | |
} | |
} | |
}; | |
jQuery.each([ "toggle", "show", "hide" ], function( i, name ) { | |
var cssFn = jQuery.fn[ name ]; | |
jQuery.fn[ name ] = function( speed, easing, callback ) { | |
return speed == null || typeof speed === "boolean" ? | |
cssFn.apply( this, arguments ) : | |
this.animate( genFx( name, true ), speed, easing, callback ); | |
}; | |
}); | |
jQuery.fn.extend({ | |
fadeTo: function( speed, to, easing, callback ) { | |
// show any hidden elements after setting opacity to 0 | |
return this.filter( isHidden ).css( "opacity", 0 ).show() | |
// animate to the value specified | |
.end().animate({ opacity: to }, speed, easing, callback ); | |
}, | |
animate: function( prop, speed, easing, callback ) { | |
var empty = jQuery.isEmptyObject( prop ), | |
optall = jQuery.speed( speed, easing, callback ), | |
doAnimation = function() { | |
// Operate on a copy of prop so per-property easing won't be lost | |
var anim = Animation( this, jQuery.extend( {}, prop ), optall ); | |
doAnimation.finish = function() { | |
anim.stop( true ); | |
}; | |
// Empty animations, or finishing resolves immediately | |
if ( empty || jQuery._data( this, "finish" ) ) { | |
anim.stop( true ); | |
} | |
}; | |
doAnimation.finish = doAnimation; | |
return empty || optall.queue === false ? | |
this.each( doAnimation ) : | |
this.queue( optall.queue, doAnimation ); | |
}, | |
stop: function( type, clearQueue, gotoEnd ) { | |
var stopQueue = function( hooks ) { | |
var stop = hooks.stop; | |
delete hooks.stop; | |
stop( gotoEnd ); | |
}; | |
if ( typeof type !== "string" ) { | |
gotoEnd = clearQueue; | |
clearQueue = type; | |
type = undefined; | |
} | |
if ( clearQueue && type !== false ) { | |
this.queue( type || "fx", [] ); | |
} | |
return this.each(function() { | |
var dequeue = true, | |
index = type != null && type + "queueHooks", | |
timers = jQuery.timers, | |
data = jQuery._data( this ); | |
if ( index ) { | |
if ( data[ index ] && data[ index ].stop ) { | |
stopQueue( data[ index ] ); | |
} | |
} else { | |
for ( index in data ) { | |
if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { | |
stopQueue( data[ index ] ); | |
} | |
} | |
} | |
for ( index = timers.length; index--; ) { | |
if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) { | |
timers[ index ].anim.stop( gotoEnd ); | |
dequeue = false; | |
timers.splice( index, 1 ); | |
} | |
} | |
// start the next in the queue if the last step wasn't forced | |
// timers currently will call their complete callbacks, which will dequeue | |
// but only if they were gotoEnd | |
if ( dequeue || !gotoEnd ) { | |
jQuery.dequeue( this, type ); | |
} | |
}); | |
}, | |
finish: function( type ) { | |
if ( type !== false ) { | |
type = type || "fx"; | |
} | |
return this.each(function() { | |
var index, | |
data = jQuery._data( this ), | |
queue = data[ type + "queue" ], | |
hooks = data[ type + "queueHooks" ], | |
timers = jQuery.timers, | |
length = queue ? queue.length : 0; | |
// enable finishing flag on private data | |
data.finish = true; | |
// empty the queue first | |
jQuery.queue( this, type, [] ); | |
if ( hooks && hooks.cur && hooks.cur.finish ) { | |
hooks.cur.finish.call( this ); | |
} | |
// look for any active animations, and finish them | |
for ( index = timers.length; index--; ) { | |
if ( timers[ index ].elem === this && timers[ index ].queue === type ) { | |
timers[ index ].anim.stop( true ); | |
timers.splice( index, 1 ); | |
} | |
} | |
// look for any animations in the old queue and finish them | |
for ( index = 0; index < length; index++ ) { | |
if ( queue[ index ] && queue[ index ].finish ) { | |
queue[ index ].finish.call( this ); | |
} | |
} | |
// turn off finishing flag | |
delete data.finish; | |
}); | |
} | |
}); | |
// Generate parameters to create a standard animation | |
function genFx( type, includeWidth ) { | |
var which, | |
attrs = { height: type }, | |
i = 0; | |
// if we include width, step value is 1 to do all cssExpand values, | |
// if we don't include width, step value is 2 to skip over Left and Right | |
includeWidth = includeWidth? 1 : 0; | |
for( ; i < 4 ; i += 2 - includeWidth ) { | |
which = cssExpand[ i ]; | |
attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; | |
} | |
if ( includeWidth ) { | |
attrs.opacity = attrs.width = type; | |
} | |
return attrs; | |
} | |
// Generate shortcuts for custom animations | |
jQuery.each({ | |
slideDown: genFx("show"), | |
slideUp: genFx("hide"), | |
slideToggle: genFx("toggle"), | |
fadeIn: { opacity: "show" }, | |
fadeOut: { opacity: "hide" }, | |
fadeToggle: { opacity: "toggle" } | |
}, function( name, props ) { | |
jQuery.fn[ name ] = function( speed, easing, callback ) { | |
return this.animate( props, speed, easing, callback ); | |
}; | |
}); | |
jQuery.speed = function( speed, easing, fn ) { | |
var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { | |
complete: fn || !fn && easing || | |
jQuery.isFunction( speed ) && speed, | |
duration: speed, | |
easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing | |
}; | |
opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration : | |
opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default; | |
// normalize opt.queue - true/undefined/null -> "fx" | |
if ( opt.queue == null || opt.queue === true ) { | |
opt.queue = "fx"; | |
} | |
// Queueing | |
opt.old = opt.complete; | |
opt.complete = function() { | |
if ( jQuery.isFunction( opt.old ) ) { | |
opt.old.call( this ); | |
} | |
if ( opt.queue ) { | |
jQuery.dequeue( this, opt.queue ); | |
} | |
}; | |
return opt; | |
}; | |
jQuery.easing = { | |
linear: function( p ) { | |
return p; | |
}, | |
swing: function( p ) { | |
return 0.5 - Math.cos( p*Math.PI ) / 2; | |
} | |
}; | |
jQuery.timers = []; | |
jQuery.fx = Tween.prototype.init; | |
jQuery.fx.tick = function() { | |
var timer, | |
timers = jQuery.timers, | |
i = 0; | |
fxNow = jQuery.now(); | |
for ( ; i < timers.length; i++ ) { | |
timer = timers[ i ]; | |
// Checks the timer has not already been removed | |
if ( !timer() && timers[ i ] === timer ) { | |
timers.splice( i--, 1 ); | |
} | |
} | |
if ( !timers.length ) { | |
jQuery.fx.stop(); | |
} | |
fxNow = undefined; | |
}; | |
jQuery.fx.timer = function( timer ) { | |
if ( timer() && jQuery.timers.push( timer ) ) { | |
jQuery.fx.start(); | |
} | |
}; | |
jQuery.fx.interval = 13; | |
jQuery.fx.start = function() { | |
if ( !timerId ) { | |
timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval ); | |
} | |
}; | |
jQuery.fx.stop = function() { | |
clearInterval( timerId ); | |
timerId = null; | |
}; | |
jQuery.fx.speeds = { | |
slow: 600, | |
fast: 200, | |
// Default speed | |
_default: 400 | |
}; | |
// Back Compat <1.8 extension point | |
jQuery.fx.step = {}; | |
if ( jQuery.expr && jQuery.expr.filters ) { | |
jQuery.expr.filters.animated = function( elem ) { | |
return jQuery.grep(jQuery.timers, function( fn ) { | |
return elem === fn.elem; | |
}).length; | |
}; | |
} | |
jQuery.fn.offset = function( options ) { | |
if ( arguments.length ) { | |
return options === undefined ? | |
this : | |
this.each(function( i ) { | |
jQuery.offset.setOffset( this, options, i ); | |
}); | |
} | |
var docElem, win, | |
box = { top: 0, left: 0 }, | |
elem = this[ 0 ], | |
doc = elem && elem.ownerDocument; | |
if ( !doc ) { | |
return; | |
} | |
docElem = doc.documentElement; | |
// Make sure it's not a disconnected DOM node | |
if ( !jQuery.contains( docElem, elem ) ) { | |
return box; | |
} | |
// If we don't have gBCR, just use 0,0 rather than error | |
// BlackBerry 5, iOS 3 (original iPhone) | |
if ( typeof elem.getBoundingClientRect !== "undefined" ) { | |
box = elem.getBoundingClientRect(); | |
} | |
win = getWindow( doc ); | |
return { | |
top: box.top + ( win.pageYOffset || docElem.scrollTop ) - ( docElem.clientTop || 0 ), | |
left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 ) | |
}; | |
}; | |
jQuery.offset = { | |
setOffset: function( elem, options, i ) { | |
var position = jQuery.css( elem, "position" ); | |
// set position first, in-case top/left are set even on static elem | |
if ( position === "static" ) { | |
elem.style.position = "relative"; | |
} | |
var curElem = jQuery( elem ), | |
curOffset = curElem.offset(), | |
curCSSTop = jQuery.css( elem, "top" ), | |
curCSSLeft = jQuery.css( elem, "left" ), | |
calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1, | |
props = {}, curPosition = {}, curTop, curLeft; | |
// need to be able to calculate position if either top or left is auto and position is either absolute or fixed | |
if ( calculatePosition ) { | |
curPosition = curElem.position(); | |
curTop = curPosition.top; | |
curLeft = curPosition.left; | |
} else { | |
curTop = parseFloat( curCSSTop ) || 0; | |
curLeft = parseFloat( curCSSLeft ) || 0; | |
} | |
if ( jQuery.isFunction( options ) ) { | |
options = options.call( elem, i, curOffset ); | |
} | |
if ( options.top != null ) { | |
props.top = ( options.top - curOffset.top ) + curTop; | |
} | |
if ( options.left != null ) { | |
props.left = ( options.left - curOffset.left ) + curLeft; | |
} | |
if ( "using" in options ) { | |
options.using.call( elem, props ); | |
} else { | |
curElem.css( props ); | |
} | |
} | |
}; | |
jQuery.fn.extend({ | |
position: function() { | |
if ( !this[ 0 ] ) { | |
return; | |
} | |
var offsetParent, offset, | |
parentOffset = { top: 0, left: 0 }, | |
elem = this[ 0 ]; | |
// fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent | |
if ( jQuery.css( elem, "position" ) === "fixed" ) { | |
// we assume that getBoundingClientRect is available when computed position is fixed | |
offset = elem.getBoundingClientRect(); | |
} else { | |
// Get *real* offsetParent | |
offsetParent = this.offsetParent(); | |
// Get correct offsets | |
offset = this.offset(); | |
if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) { | |
parentOffset = offsetParent.offset(); | |
} | |
// Add offsetParent borders | |
parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true ); | |
parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true ); | |
} | |
// Subtract parent offsets and element margins | |
// note: when an element has margin: auto the offsetLeft and marginLeft | |
// are the same in Safari causing offset.left to incorrectly be 0 | |
return { | |
top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ), | |
left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true) | |
}; | |
}, | |
offsetParent: function() { | |
return this.map(function() { | |
var offsetParent = this.offsetParent || document.documentElement; | |
while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) { | |
offsetParent = offsetParent.offsetParent; | |
} | |
return offsetParent || document.documentElement; | |
}); | |
} | |
}); | |
// Create scrollLeft and scrollTop methods | |
jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) { | |
var top = /Y/.test( prop ); | |
jQuery.fn[ method ] = function( val ) { | |
return jQuery.access( this, function( elem, method, val ) { | |
var win = getWindow( elem ); | |
if ( val === undefined ) { | |
return win ? (prop in win) ? win[ prop ] : | |
win.document.documentElement[ method ] : | |
elem[ method ]; | |
} | |
if ( win ) { | |
win.scrollTo( | |
!top ? val : jQuery( win ).scrollLeft(), | |
top ? val : jQuery( win ).scrollTop() | |
); | |
} else { | |
elem[ method ] = val; | |
} | |
}, method, val, arguments.length, null ); | |
}; | |
}); | |
function getWindow( elem ) { | |
return jQuery.isWindow( elem ) ? | |
elem : | |
elem.nodeType === 9 ? | |
elem.defaultView || elem.parentWindow : | |
false; | |
} | |
// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods | |
jQuery.each( { Height: "height", Width: "width" }, function( name, type ) { | |
jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) { | |
// margin is only for outerHeight, outerWidth | |
jQuery.fn[ funcName ] = function( margin, value ) { | |
var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ), | |
extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" ); | |
return jQuery.access( this, function( elem, type, value ) { | |
var doc; | |
if ( jQuery.isWindow( elem ) ) { | |
// As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there | |
// isn't a whole lot we can do. See pull request at this URL for discussion: | |
// https://github.com/jquery/jquery/pull/764 | |
return elem.document.documentElement[ "client" + name ]; | |
} | |
// Get document width or height | |
if ( elem.nodeType === 9 ) { | |
doc = elem.documentElement; | |
// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest | |
// unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it. | |
return Math.max( | |
elem.body[ "scroll" + name ], doc[ "scroll" + name ], | |
elem.body[ "offset" + name ], doc[ "offset" + name ], | |
doc[ "client" + name ] | |
); | |
} | |
return value === undefined ? | |
// Get width or height on the element, requesting but not forcing parseFloat | |
jQuery.css( elem, type, extra ) : | |
// Set width or height on the element | |
jQuery.style( elem, type, value, extra ); | |
}, type, chainable ? margin : undefined, chainable, null ); | |
}; | |
}); | |
}); | |
// Limit scope pollution from any deprecated API | |
// (function() { | |
// })(); | |
// Expose jQuery to the global object | |
window.jQuery = window.$ = jQuery; | |
// Expose jQuery as an AMD module, but only for AMD loaders that | |
// understand the issues with loading multiple versions of jQuery | |
// in a page that all might call define(). The loader will indicate | |
// they have special allowances for multiple jQuery versions by | |
// specifying define.amd.jQuery = true. Register as a named module, | |
// since jQuery can be concatenated with other files that may use define, | |
// but not use a proper concatenation script that understands anonymous | |
// AMD modules. A named AMD is safest and most robust way to register. | |
// Lowercase jquery is used because AMD module names are derived from | |
// file names, and jQuery is normally delivered in a lowercase file name. | |
// Do this after creating the global so that if an AMD module wants to call | |
// noConflict to hide this version of jQuery, it will work. | |
if ( typeof define === "function" && define.amd && define.amd.jQuery ) { | |
define( "jquery", [], function () { return jQuery; } ); | |
} | |
})( window ); |
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