Template:NEAU-China/JSjquery
/* jquery 1.7.2
*/
(function( window, undefined ) {
// Use the correct document accordingly with window argument (sandbox) var document = window.document, navigator = window.navigator, location = window.location; var jQuery = (function() {
// Define a local copy of jQuery var jQuery = function( selector, context ) { // The jQuery object is actually just the init constructor 'enhanced' return new jQuery.fn.init( selector, context, rootjQuery ); },
// Map over jQuery in case of overwrite _jQuery = window.jQuery,
// Map over the $ in case of overwrite _$ = window.$,
// A central reference to the root jQuery(document) rootjQuery,
// A simple way to check for HTML strings or ID strings // Prioritize #id over <tag> to avoid XSS via location.hash (#9521) quickExpr = /^(?:[^#<]*(<[\w\W]+>)[^>]*$|#([\w\-]*)$)/,
// Check if a string has a non-whitespace character in it rnotwhite = /\S/,
// Used for trimming whitespace trimLeft = /^\s+/, trimRight = /\s+$/,
// Match a standalone tag rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>)?$/,
// JSON RegExp rvalidchars = /^[\],:{}\s]*$/, rvalidescape = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, rvalidtokens = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
// Useragent RegExp rwebkit = /(webkit)[ \/]([\w.]+)/, ropera = /(opera)(?:.*version)?[ \/]([\w.]+)/, rmsie = /(msie) ([\w.]+)/, rmozilla = /(mozilla)(?:.*? rv:([\w.]+))?/,
// Matches dashed string for camelizing rdashAlpha = /-([a-z]|[0-9])/ig, rmsPrefix = /^-ms-/,
// Used by jQuery.camelCase as callback to replace() fcamelCase = function( all, letter ) { return ( letter + "" ).toUpperCase(); },
// Keep a UserAgent string for use with jQuery.browser userAgent = navigator.userAgent,
// For matching the engine and version of the browser browserMatch,
// The deferred used on DOM ready readyList,
// The ready event handler DOMContentLoaded,
// Save a reference to some core methods toString = Object.prototype.toString, hasOwn = Object.prototype.hasOwnProperty, push = Array.prototype.push, slice = Array.prototype.slice, trim = String.prototype.trim, indexOf = Array.prototype.indexOf,
// Class -> type pairs class2type = {};
jQuery.fn = jQuery.prototype = { constructor: jQuery, init: function( selector, context, rootjQuery ) { var match, elem, ret, doc;
// Handle $(""), $(null), or $(undefined) if ( !selector ) { return this; }
// Handle $(DOMElement) if ( selector.nodeType ) { this.context = this[0] = selector; this.length = 1; return this; }
// The body element only exists once, optimize finding it if ( selector === "body" && !context && document.body ) { this.context = document; this[0] = document.body; this.selector = selector; this.length = 1; return this; }
// Handle HTML strings if ( typeof selector === "string" ) { // Are we dealing with HTML string or an ID? 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 = quickExpr.exec( selector ); }
// Verify a match, and that no context was specified for #id if ( match && (match[1] || !context) ) {
// HANDLE: $(html) -> $(array) if ( match[1] ) { context = context instanceof jQuery ? context[0] : context; doc = ( context ? context.ownerDocument || context : document );
// If a single string is passed in and it's a single tag // just do a createElement and skip the rest ret = rsingleTag.exec( selector );
if ( ret ) { if ( jQuery.isPlainObject( context ) ) { selector = [ document.createElement( ret[1] ) ]; jQuery.fn.attr.call( selector, context, true );
} else { selector = [ doc.createElement( ret[1] ) ]; }
} else { ret = jQuery.buildFragment( [ match[1] ], [ doc ] ); selector = ( ret.cacheable ? jQuery.clone(ret.fragment) : ret.fragment ).childNodes; }
return jQuery.merge( this, selector );
// 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: $(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 current version of jQuery being used jquery: "1.7.2",
// 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 slice.call( this, 0 ); },
// 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, name, selector ) { // Build a new jQuery matched element set var ret = this.constructor();
if ( jQuery.isArray( elems ) ) { push.apply( ret, elems );
} else { jQuery.merge( ret, elems ); }
// Add the old object onto the stack (as a reference) ret.prevObject = this;
ret.context = this.context;
if ( name === "find" ) { ret.selector = this.selector + ( this.selector ? " " : "" ) + selector; } else if ( name ) { ret.selector = this.selector + "." + name + "(" + selector + ")"; }
// 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 ) { // Attach the listeners jQuery.bindReady();
// Add the callback readyList.add( fn );
return this; },
eq: function( i ) { i = +i; return i === -1 ? this.slice( i ) : this.slice( i, i + 1 ); },
first: function() { return this.eq( 0 ); },
last: function() { return this.eq( -1 ); },
slice: function() { return this.pushStack( slice.apply( this, arguments ), "slice", slice.call(arguments).join(",") ); },
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: 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 ) { // Either a released hold or an DOMready/load event and not yet ready if ( (wait === true && !--jQuery.readyWait) || (wait !== true && !jQuery.isReady) ) { // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). if ( !document.body ) { return setTimeout( jQuery.ready, 1 ); }
// 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.fireWith( document, [ jQuery ] );
// Trigger any bound ready events if ( jQuery.fn.trigger ) { jQuery( document ).trigger( "ready" ).off( "ready" ); } } },
bindReady: function() { if ( readyList ) { return; }
readyList = jQuery.Callbacks( "once memory" );
// Catch cases where $(document).ready() is called after the // browser event has already occurred. if ( document.readyState === "complete" ) { // Handle it asynchronously to allow scripts the opportunity to delay ready return setTimeout( jQuery.ready, 1 ); }
// Mozilla, Opera and webkit nightlies currently support this event 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 if ( document.attachEvent ) { // 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 toplevel = false;
try { toplevel = window.frameElement == null; } catch(e) {}
if ( document.documentElement.doScroll && toplevel ) { doScrollCheck(); } } },
// 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 ) { return obj == null ? String( obj ) : class2type[ toString.call(obj) ] || "object"; },
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 && !hasOwn.call(obj, "constructor") && !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 || hasOwn.call( obj, key ); },
isEmptyObject: function( obj ) { for ( var name in obj ) { return false; } return true; },
error: function( msg ) { throw new Error( msg ); },
parseJSON: function( data ) { if ( typeof data !== "string" || !data ) { return null; }
// Make sure leading/trailing whitespace is removed (IE can't handle it) data = jQuery.trim( data );
// Attempt to parse using the native JSON parser first if ( window.JSON && window.JSON.parse ) { return window.JSON.parse( 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 ) { if ( typeof data !== "string" || !data ) { return null; } var xml, tmp; 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 && rnotwhite.test( 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.toUpperCase() === name.toUpperCase(); },
// args is for internal usage only each: function( object, callback, args ) { var name, i = 0, length = object.length, isObj = length === undefined || jQuery.isFunction( object );
if ( args ) { if ( isObj ) { for ( name in object ) { if ( callback.apply( object[ name ], args ) === false ) { break; } } } else { for ( ; i < length; ) { if ( callback.apply( object[ i++ ], args ) === false ) { break; } } }
// A special, fast, case for the most common use of each } else { if ( isObj ) { for ( name in object ) { if ( callback.call( object[ name ], name, object[ name ] ) === false ) { break; } } } else { for ( ; i < length; ) { if ( callback.call( object[ i ], i, object[ i++ ] ) === false ) { break; } } } }
return object; },
// Use native String.trim function wherever possible trim: trim ? function( text ) { return text == null ? "" : trim.call( text ); } :
// Otherwise use our own trimming functionality function( text ) { return text == null ? "" : text.toString().replace( trimLeft, "" ).replace( trimRight, "" ); },
// results is for internal usage only makeArray: function( array, results ) { var ret = results || [];
if ( array != null ) { // The window, strings (and functions) also have 'length' // Tweaked logic slightly to handle Blackberry 4.7 RegExp issues #6930 var type = jQuery.type( array );
if ( array.length == null || type === "string" || type === "function" || type === "regexp" || jQuery.isWindow( array ) ) { push.call( ret, array ); } else { jQuery.merge( ret, array ); } }
return ret; },
inArray: function( elem, array, i ) { var len;
if ( array ) { if ( indexOf ) { return indexOf.call( array, elem, i ); }
len = array.length; i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;
for ( ; i < len; i++ ) { // Skip accessing in sparse arrays if ( i in array && array[ i ] === elem ) { return i; } } }
return -1; },
merge: function( first, second ) { var i = first.length, j = 0;
if ( typeof second.length === "number" ) { for ( var l = second.length; 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 ret = [], retVal; inv = !!inv;
// Go through the array, only saving the items // that pass the validator function for ( var i = 0, length = elems.length; 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, key, ret = [], i = 0, length = elems.length, // jquery objects are treated as arrays isArray = elems instanceof jQuery || length !== undefined && typeof length === "number" && ( ( length > 0 && elems[ 0 ] && elems[ length -1 ] ) || length === 0 || jQuery.isArray( elems ) ) ;
// 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 ( key in elems ) { value = callback( elems[ key ], key, arg );
if ( value != null ) { ret[ ret.length ] = value; } } }
// Flatten any nested arrays return ret.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 ) { if ( typeof context === "string" ) { var 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 var args = slice.call( arguments, 2 ), proxy = function() { return fn.apply( context, args.concat( 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 || proxy.guid || jQuery.guid++;
return proxy; },
// Mutifunctional method to get and set values to a collection // The value/s can optionally be executed if it's a function access: function( elems, fn, key, value, chainable, emptyGet, pass ) { var exec, bulk = key == null, i = 0, length = elems.length;
// Sets many values if ( key && typeof key === "object" ) { for ( i in key ) { jQuery.access( elems, fn, i, key[i], 1, emptyGet, value ); } chainable = 1;
// Sets one value } else if ( value !== undefined ) { // Optionally, function values get executed if exec is true exec = pass === undefined && jQuery.isFunction( value );
if ( bulk ) { // Bulk operations only iterate when executing function values if ( exec ) { exec = fn; fn = function( elem, key, value ) { return exec.call( jQuery( elem ), value ); };
// Otherwise they run against the entire set } else { fn.call( elems, value ); fn = null; } }
if ( fn ) { for (; i < length; i++ ) { fn( elems[i], key, exec ? value.call( elems[i], i, fn( elems[i], key ) ) : value, pass ); } }
chainable = 1; }
return chainable ? elems :
// Gets bulk ? fn.call( elems ) : length ? fn( elems[0], key ) : emptyGet; },
now: function() { return ( new Date() ).getTime(); },
// Use of jQuery.browser is frowned upon. // More details: http://docs.jquery.com/Utilities/jQuery.browser uaMatch: function( ua ) { ua = ua.toLowerCase();
var match = rwebkit.exec( ua ) || ropera.exec( ua ) || rmsie.exec( ua ) || ua.indexOf("compatible") < 0 && rmozilla.exec( ua ) || [];
return { browser: match[1] || "", version: match[2] || "0" }; },
sub: function() { function jQuerySub( selector, context ) { return new jQuerySub.fn.init( selector, context ); } jQuery.extend( true, jQuerySub, this ); jQuerySub.superclass = this; jQuerySub.fn = jQuerySub.prototype = this(); jQuerySub.fn.constructor = jQuerySub; jQuerySub.sub = this.sub; jQuerySub.fn.init = function init( selector, context ) { if ( context && context instanceof jQuery && !(context instanceof jQuerySub) ) { context = jQuerySub( context ); }
return jQuery.fn.init.call( this, selector, context, rootjQuerySub ); }; jQuerySub.fn.init.prototype = jQuerySub.fn; var rootjQuerySub = jQuerySub(document); return jQuerySub; },
browser: {} });
// Populate the class2type map jQuery.each("Boolean Number String Function Array Date RegExp Object".split(" "), function(i, name) { class2type[ "[object " + name + "]" ] = name.toLowerCase(); });
browserMatch = jQuery.uaMatch( userAgent ); if ( browserMatch.browser ) { jQuery.browser[ browserMatch.browser ] = true; jQuery.browser.version = browserMatch.version; }
// Deprecated, use jQuery.browser.webkit instead if ( jQuery.browser.webkit ) { jQuery.browser.safari = true; }
// IE doesn't match non-breaking spaces with \s if ( rnotwhite.test( "\xA0" ) ) { trimLeft = /^[\s\xA0]+/; trimRight = /[\s\xA0]+$/; }
// All jQuery objects should point back to these rootjQuery = jQuery(document);
// Cleanup functions for the document ready method if ( document.addEventListener ) { DOMContentLoaded = function() { document.removeEventListener( "DOMContentLoaded", DOMContentLoaded, false ); jQuery.ready(); };
} else if ( document.attachEvent ) { DOMContentLoaded = function() { // Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443). if ( document.readyState === "complete" ) { document.detachEvent( "onreadystatechange", DOMContentLoaded ); jQuery.ready(); } }; }
// The DOM ready check for Internet Explorer function doScrollCheck() { if ( jQuery.isReady ) { return; }
try { // If IE is used, use the trick by Diego Perini // http://javascript.nwbox.com/IEContentLoaded/ document.documentElement.doScroll("left"); } catch(e) { setTimeout( doScrollCheck, 1 ); return; }
// and execute any waiting functions jQuery.ready(); }
return jQuery;
})();
// String to Object flags format cache
var flagsCache = {};
// Convert String-formatted flags into Object-formatted ones and store in cache function createFlags( flags ) { var object = flagsCache[ flags ] = {}, i, length; flags = flags.split( /\s+/ ); for ( i = 0, length = flags.length; i < length; i++ ) { object[ flags[i] ] = true; } return object; }
/*
* Create a callback list using the following parameters: * * flags: an optional list of space-separated flags that will change how * the callback list behaves * * By default a callback list will act like an event callback list and can be * "fired" multiple times. * * Possible flags: * * 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( flags ) {
// Convert flags from String-formatted to Object-formatted // (we check in cache first) flags = flags ? ( flagsCache[ flags ] || createFlags( flags ) ) : {};
var // Actual callback list list = [], // Stack of fire calls for repeatable lists stack = [], // 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, // Add one or several callbacks to the list add = function( args ) { var i, length, elem, type, actual; for ( i = 0, length = args.length; i < length; i++ ) { elem = args[ i ]; type = jQuery.type( elem ); if ( type === "array" ) { // Inspect recursively add( elem ); } else if ( type === "function" ) { // Add if not in unique mode and callback is not in if ( !flags.unique || !self.has( elem ) ) { list.push( elem ); } } } }, // Fire callbacks fire = function( context, args ) { args = args || []; memory = !flags.memory || [ context, args ]; fired = true; firing = true; firingIndex = firingStart || 0; firingStart = 0; firingLength = list.length; for ( ; list && firingIndex < firingLength; firingIndex++ ) { if ( list[ firingIndex ].apply( context, args ) === false && flags.stopOnFalse ) { memory = true; // Mark as halted break; } } firing = false; if ( list ) { if ( !flags.once ) { if ( stack && stack.length ) { memory = stack.shift(); self.fireWith( memory[ 0 ], memory[ 1 ] ); } } else if ( memory === true ) { self.disable(); } else { list = []; } } }, // Actual Callbacks object self = { // Add a callback or a collection of callbacks to the list add: function() { if ( list ) { var length = list.length; add( 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, unless previous // firing was halted (stopOnFalse) } else if ( memory && memory !== true ) { firingStart = length; fire( memory[ 0 ], memory[ 1 ] ); } } return this; }, // Remove a callback from the list remove: function() { if ( list ) { var args = arguments, argIndex = 0, argLength = args.length; for ( ; argIndex < argLength ; argIndex++ ) { for ( var i = 0; i < list.length; i++ ) { if ( args[ argIndex ] === list[ i ] ) { // Handle firingIndex and firingLength if ( firing ) { if ( i <= firingLength ) { firingLength--; if ( i <= firingIndex ) { firingIndex--; } } } // Remove the element list.splice( i--, 1 ); // If we have some unicity property then // we only need to do this once if ( flags.unique ) { break; } } } } } return this; }, // Control if a given callback is in the list has: function( fn ) { if ( list ) { var i = 0, length = list.length; for ( ; i < length; i++ ) { if ( fn === list[ i ] ) { return true; } } } return false; }, // 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 || memory === true ) { self.disable(); } return this; }, // Is it locked? locked: function() { return !stack; }, // Call all callbacks with the given context and arguments fireWith: function( context, args ) { if ( stack ) { if ( firing ) { if ( !flags.once ) { stack.push( [ context, args ] ); } } else if ( !( flags.once && memory ) ) { fire( context, 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; };
var // Static reference to slice
sliceDeferred = [].slice;
jQuery.extend({
Deferred: function( func ) { var doneList = jQuery.Callbacks( "once memory" ), failList = jQuery.Callbacks( "once memory" ), progressList = jQuery.Callbacks( "memory" ), state = "pending", lists = { resolve: doneList, reject: failList, notify: progressList }, promise = { done: doneList.add, fail: failList.add, progress: progressList.add,
state: function() { return state; },
// Deprecated isResolved: doneList.fired, isRejected: failList.fired,
then: function( doneCallbacks, failCallbacks, progressCallbacks ) { deferred.done( doneCallbacks ).fail( failCallbacks ).progress( progressCallbacks ); return this; }, always: function() { deferred.done.apply( deferred, arguments ).fail.apply( deferred, arguments ); return this; }, pipe: function( fnDone, fnFail, fnProgress ) { return jQuery.Deferred(function( newDefer ) { jQuery.each( { done: [ fnDone, "resolve" ], fail: [ fnFail, "reject" ], progress: [ fnProgress, "notify" ] }, function( handler, data ) { var fn = data[ 0 ], action = data[ 1 ], returned; if ( jQuery.isFunction( fn ) ) { deferred[ handler ](function() { returned = fn.apply( this, arguments ); if ( returned && jQuery.isFunction( returned.promise ) ) { returned.promise().then( newDefer.resolve, newDefer.reject, newDefer.notify ); } else { newDefer[ action + "With" ]( this === deferred ? newDefer : this, [ returned ] ); } }); } else { deferred[ handler ]( newDefer[ action ] ); } }); }).promise(); }, // Get a promise for this deferred // If obj is provided, the promise aspect is added to the object promise: function( obj ) { if ( obj == null ) { obj = promise; } else { for ( var key in promise ) { obj[ key ] = promise[ key ]; } } return obj; } }, deferred = promise.promise({}), key;
for ( key in lists ) { deferred[ key ] = lists[ key ].fire; deferred[ key + "With" ] = lists[ key ].fireWith; }
// Handle state deferred.done( function() { state = "resolved"; }, failList.disable, progressList.lock ).fail( function() { state = "rejected"; }, doneList.disable, progressList.lock );
// Call given func if any if ( func ) { func.call( deferred, deferred ); }
// All done! return deferred; },
// Deferred helper when: function( firstParam ) { var args = sliceDeferred.call( arguments, 0 ), i = 0, length = args.length, pValues = new Array( length ), count = length, pCount = length, deferred = length <= 1 && firstParam && jQuery.isFunction( firstParam.promise ) ? firstParam : jQuery.Deferred(), promise = deferred.promise(); function resolveFunc( i ) { return function( value ) { args[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value; if ( !( --count ) ) { deferred.resolveWith( deferred, args ); } }; } function progressFunc( i ) { return function( value ) { pValues[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value; deferred.notifyWith( promise, pValues ); }; } if ( length > 1 ) { for ( ; i < length; i++ ) { if ( args[ i ] && args[ i ].promise && jQuery.isFunction( args[ i ].promise ) ) { args[ i ].promise().then( resolveFunc(i), deferred.reject, progressFunc(i) ); } else { --count; } } if ( !count ) { deferred.resolveWith( deferred, args ); } } else if ( deferred !== firstParam ) { deferred.resolveWith( deferred, length ? [ firstParam ] : [] ); } return promise; } });
jQuery.support = (function() {
var support, all, a, select, opt, input, fragment, tds, events, eventName, i, isSupported, div = document.createElement( "div" ), documentElement = document.documentElement;
// Preliminary tests div.setAttribute("className", "t");
div.innerHTML = " <link/>all = div.getElementsByTagName( "*" ); a = div.getElementsByTagName( "a" )[ 0 ];
// Can't get basic test support if ( !all || !all.length || !a ) { return {}; }
// First batch of supports tests select = document.createElement( "select" ); opt = select.appendChild( document.createElement("option") ); input = div.getElementsByTagName( "input" )[ 0 ];
support = { // 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: /^0.55/.test( a.style.opacity ),
// Verify style float existence // (IE uses styleFloat instead of cssFloat) cssFloat: !!a.style.cssFloat,
// Make sure that if no value is specified for a checkbox // that it defaults to "on". // (WebKit defaults to "" instead) checkOn: ( input.value === "on" ),
// 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,
// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7) getSetAttribute: div.className !== "t",
// 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>",
// Will be defined later submitBubbles: true, changeBubbles: true, focusinBubbles: false, deleteExpando: true, noCloneEvent: true, inlineBlockNeedsLayout: false, shrinkWrapBlocks: false, reliableMarginRight: true, pixelMargin: true };
// jQuery.boxModel DEPRECATED in 1.3, use jQuery.support.boxModel instead jQuery.boxModel = support.boxModel = (document.compatMode === "CSS1Compat");
// 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;
// Test to see if it's possible to delete an expando from an element // Fails in Internet Explorer try { delete div.test; } catch( e ) { support.deleteExpando = false; }
if ( !div.addEventListener && div.attachEvent && div.fireEvent ) { div.attachEvent( "onclick", function() { // Cloning a node shouldn't copy over any // bound event handlers (IE does this) support.noCloneEvent = false; }); div.cloneNode( true ).fireEvent( "onclick" ); }
// Check if a radio maintains its value // after being appended to the DOM input = document.createElement("input"); input.value = "t"; input.setAttribute("type", "radio"); support.radioValue = input.value === "t";
input.setAttribute("checked", "checked");
// #11217 - WebKit loses check when the name is after the checked attribute input.setAttribute( "name", "t" );
div.appendChild( input ); fragment = document.createDocumentFragment(); fragment.appendChild( div.lastChild );
// WebKit doesn't clone checked state correctly in fragments support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;
// Check if a disconnected checkbox will retain its checked // value of true after appended to the DOM (IE6/7) support.appendChecked = input.checked;
fragment.removeChild( input ); fragment.appendChild( div );
// Technique from Juriy Zaytsev // http://perfectionkills.com/detecting-event-support-without-browser-sniffing/ // We only care about the case where non-standard event systems // are used, namely in IE. Short-circuiting here helps us to // avoid an eval call (in setAttribute) which can cause CSP // to go haywire. See: https://developer.mozilla.org/en/Security/CSP if ( div.attachEvent ) { for ( i in { submit: 1, change: 1, focusin: 1 }) { eventName = "on" + i; isSupported = ( eventName in div ); if ( !isSupported ) { div.setAttribute( eventName, "return;" ); isSupported = ( typeof div[ eventName ] === "function" ); } support[ i + "Bubbles" ] = isSupported; } }
fragment.removeChild( div );
// Null elements to avoid leaks in IE fragment = select = opt = div = input = null;
// Run tests that need a body at doc ready jQuery(function() { var container, outer, inner, table, td, offsetSupport, marginDiv, conMarginTop, style, html, positionTopLeftWidthHeight, paddingMarginBorderVisibility, paddingMarginBorder, body = document.getElementsByTagName("body")[0];
if ( !body ) { // Return for frameset docs that don't have a body return; }
conMarginTop = 1; paddingMarginBorder = "padding:0;margin:0;border:"; positionTopLeftWidthHeight = "position:absolute;top:0;left:0;width:1px;height:1px;"; paddingMarginBorderVisibility = paddingMarginBorder + "0;visibility:hidden;"; style = "style='" + positionTopLeftWidthHeight + paddingMarginBorder + "5px solid #000;";
html = "container = document.createElement("div"); container.style.cssText = paddingMarginBorderVisibility + "width:0;height:0;position:static;top:0;margin-top:" + conMarginTop + "px"; body.insertBefore( container, body.firstChild );
// Construct the test element div = document.createElement("div"); container.appendChild( div );
// 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). // (only IE 8 fails this test)
div.innerHTML = "t |
tds = div.getElementsByTagName( "td" ); isSupported = ( tds[ 0 ].offsetHeight === 0 );
tds[ 0 ].style.display = ""; tds[ 1 ].style.display = "none";
// Check if empty table cells still have offsetWidth/Height // (IE <= 8 fail this test) support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );
// Check if div with explicit width and no margin-right incorrectly // gets computed margin-right based on width of container. For more // info see bug #3333 // Fails in WebKit before Feb 2011 nightlies // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right if ( window.getComputedStyle ) { div.innerHTML = ""; marginDiv = document.createElement( "div" ); marginDiv.style.width = "0"; marginDiv.style.marginRight = "0"; div.style.width = "2px"; div.appendChild( marginDiv ); support.reliableMarginRight = ( parseInt( ( window.getComputedStyle( marginDiv, null ) || { marginRight: 0 } ).marginRight, 10 ) || 0 ) === 0; }
if ( typeof div.style.zoom !== "undefined" ) { // Check if natively block-level elements act like inline-block // elements when setting their display to 'inline' and giving // them layout // (IE < 8 does this) div.innerHTML = ""; div.style.width = div.style.padding = "1px"; div.style.border = 0; div.style.overflow = "hidden"; div.style.display = "inline"; div.style.zoom = 1; support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );
// Check if elements with layout shrink-wrap their children // (IE 6 does this) div.style.display = "block"; div.style.overflow = "visible";
div.innerHTML = "";support.shrinkWrapBlocks = ( div.offsetWidth !== 3 ); }
div.style.cssText = positionTopLeftWidthHeight + paddingMarginBorderVisibility; div.innerHTML = html;
outer = div.firstChild; inner = outer.firstChild; td = outer.nextSibling.firstChild.firstChild;
offsetSupport = { doesNotAddBorder: ( inner.offsetTop !== 5 ), doesAddBorderForTableAndCells: ( td.offsetTop === 5 ) };
inner.style.position = "fixed"; inner.style.top = "20px";
// safari subtracts parent border width here which is 5px offsetSupport.fixedPosition = ( inner.offsetTop === 20 || inner.offsetTop === 15 ); inner.style.position = inner.style.top = "";
outer.style.overflow = "hidden"; outer.style.position = "relative";
offsetSupport.subtractsBorderForOverflowNotVisible = ( inner.offsetTop === -5 ); offsetSupport.doesNotIncludeMarginInBodyOffset = ( body.offsetTop !== conMarginTop );
if ( window.getComputedStyle ) { div.style.marginTop = "1%"; support.pixelMargin = ( window.getComputedStyle( div, null ) || { marginTop: 0 } ).marginTop !== "1%"; }
if ( typeof container.style.zoom !== "undefined" ) { container.style.zoom = 1; }
body.removeChild( container ); marginDiv = div = container = null;
jQuery.extend( support, offsetSupport ); });
return support; })();
var rbrace = /^(?:\{.*\}|\[.*\])$/,
rmultiDash = /([A-Z])/g;
jQuery.extend({ cache: {},
// Please use with caution uuid: 0,
// Unique for each copy of jQuery on the page // Non-digits removed to match rinlinejQuery expando: "jQuery" + ( jQuery.fn.jquery + 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, pvt /* Internal Use Only */ ) { if ( !jQuery.acceptData( elem ) ) { return; }
var privateCache, 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, isEvents = name === "events";
// 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] || (!isEvents && !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 = ++jQuery.uuid; } 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 ); } }
privateCache = 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; }
// Users should not attempt to inspect the internal events object using jQuery.data, // it is undocumented and subject to change. But does anyone listen? No. if ( isEvents && !thisCache[ name ] ) { return privateCache.events; }
// 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; },
removeData: function( elem, name, pvt /* Internal Use Only */ ) { if ( !jQuery.acceptData( elem ) ) { return; }
var thisCache, i, l,
// Reference to internal data cache key internalKey = jQuery.expando,
isNode = elem.nodeType,
// See jQuery.data for more information cache = isNode ? jQuery.cache : elem,
// See jQuery.data for more information id = isNode ? elem[ internalKey ] : internalKey;
// 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( " " ); } } }
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; } }
// Browsers that fail expando deletion also refuse to delete expandos on // the window, but it will allow it on all other JS objects; other browsers // don't care // Ensure that `cache` is not a window object #10080 if ( jQuery.support.deleteExpando || !cache.setInterval ) { delete cache[ id ]; } else { cache[ id ] = null; }
// We destroyed the cache and need to eliminate the expando on the node to avoid // false lookups in the cache for entries that no longer exist if ( isNode ) { // 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 ( jQuery.support.deleteExpando ) { delete elem[ internalKey ]; } else if ( elem.removeAttribute ) { elem.removeAttribute( internalKey ); } else { elem[ internalKey ] = null; } } },
// For internal use only. _data: function( elem, name, data ) { return jQuery.data( elem, name, data, true ); },
// A method for determining if a DOM node can handle the data expando acceptData: function( elem ) { if ( elem.nodeName ) { var match = jQuery.noData[ elem.nodeName.toLowerCase() ];
if ( match ) { return !(match === true || elem.getAttribute("classid") !== match); } }
return true; } });
jQuery.fn.extend({ data: function( key, value ) { var parts, part, attr, name, l, 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" ) ) { attr = elem.attributes; for ( l = attr.length; i < l; i++ ) { name = attr[i].name;
if ( name.indexOf( "data-" ) === 0 ) { 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 ); }); }
parts = key.split( ".", 2 ); parts[1] = parts[1] ? "." + parts[1] : ""; part = parts[1] + "!";
return jQuery.access( this, function( value ) {
if ( value === undefined ) { data = this.triggerHandler( "getData" + part, [ parts[0] ] );
// Try to fetch any internally stored data first if ( data === undefined && elem ) { data = jQuery.data( elem, key ); data = dataAttr( elem, key, data ); }
return data === undefined && parts[1] ? this.data( parts[0] ) : data; }
parts[1] = value; this.each(function() { var self = jQuery( this );
self.triggerHandler( "setData" + part, parts ); jQuery.data( this, key, value ); self.triggerHandler( "changeData" + part, parts ); }); }, null, value, arguments.length > 1, null, false ); },
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 : jQuery.isNumeric( 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 ) { for ( var 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; }
function handleQueueMarkDefer( elem, type, src ) {
var deferDataKey = type + "defer",
queueDataKey = type + "queue",
markDataKey = type + "mark",
defer = jQuery._data( elem, deferDataKey );
if ( defer &&
( src === "queue" || !jQuery._data(elem, queueDataKey) ) &&
( src === "mark" || !jQuery._data(elem, markDataKey) ) ) {
// Give room for hard-coded callbacks to fire first
// and eventually mark/queue something else on the element
setTimeout( function() {
if ( !jQuery._data( elem, queueDataKey ) &&
!jQuery._data( elem, markDataKey ) ) {
jQuery.removeData( elem, deferDataKey, true );
defer.fire();
}
}, 0 );
}
}
jQuery.extend({
_mark: function( elem, type ) { if ( elem ) { type = ( type || "fx" ) + "mark"; jQuery._data( elem, type, (jQuery._data( elem, type ) || 0) + 1 ); } },
_unmark: function( force, elem, type ) { if ( force !== true ) { type = elem; elem = force; force = false; } if ( elem ) { type = type || "fx"; var key = type + "mark", count = force ? 0 : ( (jQuery._data( elem, key ) || 1) - 1 ); if ( count ) { jQuery._data( elem, key, count ); } else { jQuery.removeData( elem, key, true ); handleQueueMarkDefer( elem, type, "mark" ); } } },
queue: function( elem, type, data ) { var q; if ( elem ) { type = ( type || "fx" ) + "queue"; q = jQuery._data( elem, type );
// Speed up dequeue by getting out quickly if this is just a lookup if ( data ) { if ( !q || jQuery.isArray(data) ) { q = jQuery._data( elem, type, jQuery.makeArray(data) ); } else { q.push( data ); } } return q || []; } },
dequeue: function( elem, type ) { type = type || "fx";
var queue = jQuery.queue( elem, type ), fn = queue.shift(), hooks = {};
// If the fx queue is dequeued, always remove the progress sentinel if ( fn === "inprogress" ) { fn = queue.shift(); }
if ( fn ) { // Add a progress sentinel to prevent the fx queue from being // automatically dequeued if ( type === "fx" ) { queue.unshift( "inprogress" ); }
jQuery._data( elem, type + ".run", hooks ); fn.call( elem, function() { jQuery.dequeue( elem, type ); }, hooks ); }
if ( !queue.length ) { jQuery.removeData( elem, type + "queue " + type + ".run", true ); handleQueueMarkDefer( elem, type, "queue" ); } } });
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 );
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, object ) { if ( typeof type !== "string" ) { object = type; type = undefined; } type = type || "fx"; var defer = jQuery.Deferred(), elements = this, i = elements.length, count = 1, deferDataKey = type + "defer", queueDataKey = type + "queue", markDataKey = type + "mark", tmp; function resolve() { if ( !( --count ) ) { defer.resolveWith( elements, [ elements ] ); } } while( i-- ) { if (( tmp = jQuery.data( elements[ i ], deferDataKey, undefined, true ) || ( jQuery.data( elements[ i ], queueDataKey, undefined, true ) || jQuery.data( elements[ i ], markDataKey, undefined, true ) ) && jQuery.data( elements[ i ], deferDataKey, jQuery.Callbacks( "once memory" ), true ) )) { count++; tmp.add( resolve ); } } resolve(); return defer.promise( object ); } });
var rclass = /[\n\t\r]/g,
rspace = /\s+/,
rreturn = /\r/g,
rtype = /^(?:button|input)$/i,
rfocusable = /^(?:button|input|object|select|textarea)$/i,
rclickable = /^a(?:rea)?$/i,
rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
getSetAttribute = jQuery.support.getSetAttribute,
nodeHook, boolHook, fixSpecified;
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 classNames, i, l, elem, setClass, c, cl;
if ( jQuery.isFunction( value ) ) { return this.each(function( j ) { jQuery( this ).addClass( value.call(this, j, this.className) ); }); }
if ( value && typeof value === "string" ) { classNames = value.split( rspace );
for ( i = 0, l = this.length; i < l; i++ ) { elem = this[ i ];
if ( elem.nodeType === 1 ) { if ( !elem.className && classNames.length === 1 ) { elem.className = value;
} else { setClass = " " + elem.className + " ";
for ( c = 0, cl = classNames.length; c < cl; c++ ) { if ( !~setClass.indexOf( " " + classNames[ c ] + " " ) ) { setClass += classNames[ c ] + " "; } } elem.className = jQuery.trim( setClass ); } } } }
return this; },
removeClass: function( value ) { var classNames, i, l, elem, className, c, cl;
if ( jQuery.isFunction( value ) ) { return this.each(function( j ) { jQuery( this ).removeClass( value.call(this, j, this.className) ); }); }
if ( (value && typeof value === "string") || value === undefined ) { classNames = ( value || "" ).split( rspace );
for ( i = 0, l = this.length; i < l; i++ ) { elem = this[ i ];
if ( elem.nodeType === 1 && elem.className ) { if ( value ) { className = (" " + elem.className + " ").replace( rclass, " " ); for ( c = 0, cl = classNames.length; c < cl; c++ ) { className = className.replace(" " + classNames[ c ] + " ", " "); } elem.className = jQuery.trim( className );
} else { elem.className = ""; } } } }
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.split( rspace );
while ( (className = classNames[ i++ ]) ) { // check each className given, space seperated list state = isBool ? state : !self.hasClass( className ); self[ state ? "addClass" : "removeClass" ]( className ); }
} else if ( type === "undefined" || type === "boolean" ) { if ( this.className ) { // store className if set jQuery._data( this, "__className__", this.className ); }
// toggle whole className 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 ) > -1 ) { 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 self = jQuery(this), val;
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, i, max, option, index = elem.selectedIndex, values = [], options = elem.options, one = elem.type === "select-one";
// Nothing was selected if ( index < 0 ) { return null; }
// Loop through all the selected options i = one ? index : 0; max = one ? index + 1 : options.length; for ( ; i < max; i++ ) { option = options[ i ];
// Don't return options that are disabled or in a disabled optgroup if ( option.selected && (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 ); } }
// Fixes Bug #2551 -- select.val() broken in IE after form.reset() if ( one && !values.length && options.length ) { return jQuery( options[ index ] ).val(); }
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; } } },
attrFn: { val: true, css: true, html: true, text: true, data: true, width: true, height: true, offset: true },
attr: function( elem, name, value, pass ) { 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; }
if ( pass && name in jQuery.attrFn ) { return jQuery( elem )[ name ]( value ); }
// 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 ); return;
} else if ( hooks && "set" in hooks && notxml && (ret = hooks.set( elem, value, name )) !== undefined ) { return ret;
} else { elem.setAttribute( name, "" + value ); return value; }
} else if ( hooks && "get" in hooks && notxml && (ret = hooks.get( elem, name )) !== null ) { return ret;
} else {
ret = elem.getAttribute( name );
// Non-existent attributes return null, we normalize to undefined return ret === null ? undefined : ret; } },
removeAttr: function( elem, value ) { var propName, attrNames, name, l, isBool, i = 0;
if ( value && elem.nodeType === 1 ) { attrNames = value.toLowerCase().split( rspace ); l = attrNames.length;
for ( ; i < l; i++ ) { name = attrNames[ i ];
if ( name ) { propName = jQuery.propFix[ name ] || name; isBool = rboolean.test( name );
// See #9699 for explanation of this approach (setting first, then removal) // Do not do this for boolean attributes (see #10870) if ( !isBool ) { jQuery.attr( elem, name, "" ); } elem.removeAttribute( getSetAttribute ? name : propName );
// Set corresponding property to false for boolean attributes if ( isBool && propName in elem ) { elem[ propName ] = false; } } } } },
attrHooks: { type: { set: function( elem, value ) { // We can't allow the type property to be changed (since it causes problems in IE) if ( rtype.test( elem.nodeName ) && elem.parentNode ) { jQuery.error( "type property can't be changed" ); } else 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 it's default in case type is set after value // This is for element creation var val = elem.value; elem.setAttribute( "type", value ); if ( val ) { elem.value = val; } return value; } } }, // Use the value property for back compat // Use the nodeHook for button elements in IE6/7 (#1954) value: { get: function( elem, name ) { if ( nodeHook && jQuery.nodeName( elem, "button" ) ) { return nodeHook.get( elem, name ); } return name in elem ? elem.value : null; }, set: function( elem, value, name ) { if ( nodeHook && jQuery.nodeName( elem, "button" ) ) { return nodeHook.set( elem, value, name ); } // Does not return so that setAttribute is also used elem.value = 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; } } } });
// Add the tabIndex propHook to attrHooks for back-compat (different case is intentional) jQuery.attrHooks.tabindex = jQuery.propHooks.tabIndex;
// Hook for boolean attributes boolHook = { get: function( elem, name ) { // Align boolean attributes with corresponding properties // Fall back to attribute presence where some booleans are not supported var attrNode, property = jQuery.prop( elem, name ); return property === true || typeof property !== "boolean" && ( attrNode = elem.getAttributeNode(name) ) && attrNode.nodeValue !== false ? name.toLowerCase() : undefined; }, set: function( elem, value, name ) { var propName; if ( value === false ) { // Remove boolean attributes when set to false jQuery.removeAttr( elem, name ); } else { // value is true since we know at this point it's type boolean and not false // Set boolean attributes to the same name and set the DOM property propName = jQuery.propFix[ name ] || name; if ( propName in elem ) { // Only set the IDL specifically if it already exists on the element elem[ propName ] = true; }
elem.setAttribute( name, name.toLowerCase() ); } return name; } };
// IE6/7 do not support getting/setting some attributes with get/setAttribute if ( !getSetAttribute ) {
fixSpecified = { name: true, id: true, coords: true };
// 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; ret = elem.getAttributeNode( name ); return ret && ( fixSpecified[ name ] ? ret.nodeValue !== "" : ret.specified ) ? ret.nodeValue : undefined; }, set: function( elem, value, name ) { // Set the existing or create a new attribute node var ret = elem.getAttributeNode( name ); if ( !ret ) { ret = document.createAttribute( name ); elem.setAttributeNode( ret ); } return ( ret.nodeValue = value + "" ); } };
// Apply the nodeHook to tabindex jQuery.attrHooks.tabindex.set = nodeHook.set;
// 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; } } }); });
// 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 ) { if ( value === "" ) { value = "false"; } nodeHook.set( elem, value, name ); } }; }
// Some attributes require a special call on IE
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;
}
});
});
}
if ( !jQuery.support.style ) { jQuery.attrHooks.style = { get: function( elem ) { // Return undefined in the case of empty string // Normalize to lowercase since IE uppercases css property names return elem.style.cssText.toLowerCase() || 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 = /^(?:textarea|input|select)$/i,
rtypenamespace = /^([^\.]*)?(?:\.(.+))?$/,
rhoverHack = /(?:^|\s)hover(\.\S+)?\b/,
rkeyEvent = /^key/,
rmouseEvent = /^(?:mouse|contextmenu)|click/,
rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
rquickIs = /^(\w*)(?:#([\w\-]+))?(?:\.([\w\-]+))?$/,
quickParse = function( selector ) {
var quick = rquickIs.exec( selector );
if ( quick ) {
// 0 1 2 3
// [ _, tag, id, class ]
quick[1] = ( quick[1] || "" ).toLowerCase();
quick[3] = quick[3] && new RegExp( "(?:^|\\s)" + quick[3] + "(?:\\s|$)" );
}
return quick;
},
quickIs = function( elem, m ) {
var attrs = elem.attributes || {};
return (
(!m[1] || elem.nodeName.toLowerCase() === m[1]) &&
(!m[2] || (attrs.id || {}).value === m[2]) &&
(!m[3] || m[3].test( (attrs[ "class" ] || {}).value ))
);
},
hoverHack = function( events ) {
return jQuery.event.special.hover ? events : events.replace( rhoverHack, "mouseenter$1 mouseleave$1" );
};
/*
* Helper functions for managing events -- not part of the public interface. * Props to Dean Edwards' addEvent library for many of the ideas. */
jQuery.event = {
add: function( elem, types, handler, data, selector ) {
var elemData, eventHandle, events, t, tns, type, namespaces, handleObj, handleObjIn, quick, handlers, special;
// Don't attach events to noData or text/comment nodes (allow plain objects tho) if ( elem.nodeType === 3 || elem.nodeType === 8 || !types || !handler || !(elemData = jQuery._data( elem )) ) { 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 events = elemData.events; if ( !events ) { elemData.events = events = {}; } eventHandle = elemData.handle; if ( !eventHandle ) { elemData.handle = eventHandle = 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 = jQuery.trim( hoverHack(types) ).split( " " ); for ( t = 0; t < types.length; t++ ) {
tns = rtypenamespace.exec( types[t] ) || []; type = tns[1]; namespaces = ( tns[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: tns[1], data: data, handler: handler, guid: handler.guid, selector: selector, quick: selector && quickParse( selector ), namespace: namespaces.join(".") }, handleObjIn );
// Init the event handler queue if we're the first handlers = events[ type ]; if ( !handlers ) { 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; },
global: {},
// Detach an event or set of events from an element remove: function( elem, types, handler, selector, mappedTypes ) {
var elemData = jQuery.hasData( elem ) && jQuery._data( elem ), t, tns, type, origType, namespaces, origCount, j, events, special, handle, eventType, handleObj;
if ( !elemData || !(events = elemData.events) ) { return; }
// Once for each type.namespace in types; type may be omitted types = jQuery.trim( hoverHack( types || "" ) ).split(" "); for ( t = 0; t < types.length; t++ ) { tns = rtypenamespace.exec( types[t] ) || []; type = origType = tns[1]; namespaces = tns[2];
// 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; eventType = events[ type ] || []; origCount = eventType.length; namespaces = namespaces ? new RegExp("(^|\\.)" + namespaces.split(".").sort().join("\\.(?:.*\\.)?") + "(\\.|$)") : null;
// Remove matching events for ( j = 0; j < eventType.length; j++ ) { handleObj = eventType[ j ];
if ( ( mappedTypes || origType === handleObj.origType ) && ( !handler || handler.guid === handleObj.guid ) && ( !namespaces || namespaces.test( handleObj.namespace ) ) && ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { eventType.splice( j--, 1 );
if ( handleObj.selector ) { eventType.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 ( eventType.length === 0 && origCount !== eventType.length ) { if ( !special.teardown || special.teardown.call( elem, namespaces ) === false ) { jQuery.removeEvent( elem, type, elemData.handle ); }
delete events[ type ]; } }
// Remove the expando if it's no longer used if ( jQuery.isEmptyObject( events ) ) { handle = elemData.handle; if ( handle ) { handle.elem = null; }
// removeData also checks for emptiness and clears the expando if empty // so use it instead of delete jQuery.removeData( elem, [ "events", "handle" ], true ); } },
// Events that are safe to short-circuit if no handlers are attached. // Native DOM events should not be added, they may have inline handlers. customEvent: { "getData": true, "setData": true, "changeData": true },
trigger: function( event, data, elem, onlyHandlers ) { // Don't do events on text and comment nodes if ( elem && (elem.nodeType === 3 || elem.nodeType === 8) ) { return; }
// Event object or event type var type = event.type || event, namespaces = [], cache, exclusive, i, cur, old, ontype, special, handle, eventPath, bubbleType;
// 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 ) { // Exclusive events trigger only for the exact event (no namespaces) type = type.slice(0, -1); exclusive = true; }
if ( type.indexOf( "." ) >= 0 ) { // Namespaced trigger; create a regexp to match event type in handle() namespaces = type.split("."); type = namespaces.shift(); namespaces.sort(); }
if ( (!elem || jQuery.event.customEvent[ type ]) && !jQuery.event.global[ type ] ) { // No jQuery handlers for this event type, and it can't have inline handlers return; }
// Caller can pass in an Event, Object, or just an event type string event = typeof event === "object" ? // jQuery.Event object event[ jQuery.expando ] ? event : // Object literal new jQuery.Event( type, event ) : // Just the event type (string) new jQuery.Event( type );
event.type = type; event.isTrigger = true; event.exclusive = exclusive; event.namespace = namespaces.join( "." ); event.namespace_re = event.namespace? new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.)?") + "(\\.|$)") : null; ontype = type.indexOf( ":" ) < 0 ? "on" + type : "";
// Handle a global trigger if ( !elem ) {
// TODO: Stop taunting the data cache; remove global events and always attach to document cache = jQuery.cache; for ( i in cache ) { if ( cache[ i ].events && cache[ i ].events[ type ] ) { jQuery.event.trigger( event, data, cache[ i ].handle.elem, true ); } } return; }
// 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 ? jQuery.makeArray( data ) : []; data.unshift( event );
// Allow special events to draw outside the lines special = jQuery.event.special[ type ] || {}; if ( 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) eventPath = | type ; if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {
bubbleType = special.delegateType || type; cur = rfocusMorph.test( bubbleType + type ) ? elem : elem.parentNode; old = null; for ( ; cur; cur = cur.parentNode ) { eventPath.push([ cur, bubbleType ]); old = cur; }
// Only add window if we got to document (e.g., not plain obj or detached DOM) if ( old && old === elem.ownerDocument ) { eventPath.push([ old.defaultView || old.parentWindow || window, bubbleType ]); } }
// Fire handlers on the event path for ( i = 0; i < eventPath.length && !event.isPropagationStopped(); i++ ) {
cur = eventPath[i][0]; event.type = eventPath[i][1];
handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" ); if ( handle ) { handle.apply( cur, data ); } // Note that this is a bare JS function and not a jQuery handler handle = ontype && cur[ ontype ]; if ( handle && jQuery.acceptData( cur ) && 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) // IE<9 dies on focus/blur to hidden element (#1486) if ( ontype && elem[ type ] && ((type !== "focus" && type !== "blur") || event.target.offsetWidth !== 0) && !jQuery.isWindow( elem ) ) {
// Don't re-trigger an onFOO event when we call its FOO() method old = elem[ ontype ];
if ( old ) { elem[ ontype ] = null; }
// Prevent re-triggering of the same event, since we already bubbled it above jQuery.event.triggered = type; elem[ type ](); jQuery.event.triggered = undefined;
if ( old ) { elem[ ontype ] = old; } } } }
return event.result; },
dispatch: function( event ) {
// Make a writable jQuery.Event from the native event object event = jQuery.event.fix( event || window.event );
var handlers = ( (jQuery._data( this, "events" ) || {} )[ event.type ] || []), delegateCount = handlers.delegateCount, args = [].slice.call( arguments, 0 ), run_all = !event.exclusive && !event.namespace, special = jQuery.event.special[ event.type ] || {}, handlerQueue = [], i, j, cur, jqcur, ret, selMatch, matched, matches, handleObj, sel, related;
// 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 that should run if there are delegated events // Avoid non-left-click bubbling in Firefox (#3861) if ( delegateCount && !(event.button && event.type === "click") ) {
// Pregenerate a single jQuery object for reuse with .is() jqcur = jQuery(this); jqcur.context = this.ownerDocument || this;
for ( cur = event.target; cur != this; cur = cur.parentNode || this ) {
// Don't process events on disabled elements (#6911, #8165) if ( cur.disabled !== true ) { selMatch = {}; matches = []; jqcur[0] = cur; for ( i = 0; i < delegateCount; i++ ) { handleObj = handlers[ i ]; sel = handleObj.selector;
if ( selMatch[ sel ] === undefined ) { selMatch[ sel ] = ( handleObj.quick ? quickIs( cur, handleObj.quick ) : jqcur.is( sel ) ); } if ( selMatch[ sel ] ) { matches.push( handleObj ); } } if ( matches.length ) { handlerQueue.push({ elem: cur, matches: matches }); } } } }
// Add the remaining (directly-bound) handlers if ( handlers.length > delegateCount ) { handlerQueue.push({ elem: this, matches: handlers.slice( delegateCount ) }); }
// Run delegates first; they may want to stop propagation beneath us for ( i = 0; i < handlerQueue.length && !event.isPropagationStopped(); i++ ) { matched = handlerQueue[ i ]; event.currentTarget = matched.elem;
for ( j = 0; j < matched.matches.length && !event.isImmediatePropagationStopped(); j++ ) { handleObj = matched.matches[ j ];
// Triggered event must either 1) be non-exclusive and have no namespace, or // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). if ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) {
event.data = handleObj.data; event.handleObj = handleObj;
ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) .apply( matched.elem, args );
if ( ret !== undefined ) { event.result = ret; if ( 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; },
// Includes some event props shared by KeyEvent and MouseEvent // *** attrChange attrName relatedNode srcElement are not normalized, non-W3C, deprecated, will be removed in 1.8 *** props: "attrChange attrName relatedNode srcElement 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; } },
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 = jQuery.Event( originalEvent );
for ( i = copy.length; i; ) { prop = copy[ --i ]; event[ prop ] = originalEvent[ prop ]; }
// Fix target property, if necessary (#1925, IE 6/7/8 & Safari2) if ( !event.target ) { event.target = originalEvent.srcElement || document; }
// Target should not be a text node (#504, Safari) if ( event.target.nodeType === 3 ) { event.target = event.target.parentNode; }
// For mouse/key events; add metaKey if it's not there (#3368, IE6/7/8) if ( event.metaKey === undefined ) { event.metaKey = event.ctrlKey; }
return fixHook.filter? fixHook.filter( event, originalEvent ) : event; },
special: { ready: { // Make sure the ready event is setup setup: jQuery.bindReady },
load: { // Prevent triggered image.load events from bubbling to window.load noBubble: true },
focus: { delegateType: "focusin" }, blur: { delegateType: "focusout" },
beforeunload: { setup: function( data, namespaces, eventHandle ) { // We only want to do this special case on windows if ( jQuery.isWindow( this ) ) { this.onbeforeunload = eventHandle; } },
teardown: function( namespaces, eventHandle ) { if ( this.onbeforeunload === eventHandle ) { this.onbeforeunload = null; } } } },
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(); } } };
// Some plugins are using, but it's undocumented/deprecated and will be removed. // The 1.7 special event interface should provide all the hooks needed now. jQuery.event.handle = jQuery.event.dispatch;
jQuery.removeEvent = document.removeEventListener ? function( elem, type, handle ) { if ( elem.removeEventListener ) { elem.removeEventListener( type, handle, false ); } } : function( elem, type, handle ) { if ( elem.detachEvent ) { elem.detachEvent( "on" + type, 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; };
function returnFalse() { return false; } function returnTrue() { return 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 = { preventDefault: function() { this.isDefaultPrevented = returnTrue;
var e = this.originalEvent; if ( !e ) { return; }
// if preventDefault exists run it on the original event if ( e.preventDefault ) { e.preventDefault();
// otherwise set the returnValue property of the original event to false (IE) } else { e.returnValue = false; } }, stopPropagation: function() { this.isPropagationStopped = returnTrue;
var e = this.originalEvent; if ( !e ) { return; } // if stopPropagation exists run it on the original event if ( e.stopPropagation ) { e.stopPropagation(); } // otherwise set the cancelBubble property of the original event to true (IE) e.cancelBubble = true; }, stopImmediatePropagation: function() { this.isImmediatePropagationStopped = returnTrue; this.stopPropagation(); }, isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse };
// 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 target = this, related = event.relatedTarget, handleObj = event.handleObj, selector = handleObj.selector, ret;
// 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 && !form._submit_attached ) { jQuery.event.add( form, "submit._submit", function( event ) { event._submit_bubble = true; }); form._submit_attached = 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; 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 ) && !elem._change_attached ) { jQuery.event.add( elem, "change._change", function( event ) { if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { jQuery.event.simulate( "change", this.parentNode, event, true ); } }); elem._change_attached = 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" ) { // && selector != null // ( 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 ) { if ( types && types.preventDefault && types.handleObj ) { // ( event ) dispatched jQuery.Event var 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 ( var 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 ); },
live: function( types, data, fn ) { jQuery( this.context ).on( types, this.selector, data, fn ); return this; }, die: function( types, fn ) { jQuery( this.context ).off( types, this.selector || "**", fn ); return this; },
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 ) { if ( this[0] ) { return jQuery.event.trigger( type, data, this[0], true ); } },
toggle: function( fn ) { // Save reference to arguments for access in closure var args = arguments, guid = fn.guid || jQuery.guid++, i = 0, toggler = function( event ) { // Figure out which function to execute var lastToggle = ( jQuery._data( this, "lastToggle" + fn.guid ) || 0 ) % i; jQuery._data( this, "lastToggle" + fn.guid, lastToggle + 1 );
// Make sure that clicks stop event.preventDefault();
// and execute the function return args[ lastToggle ].apply( this, arguments ) || false; };
// link all the functions, so any of them can unbind this click handler toggler.guid = guid; while ( i < args.length ) { args[ i++ ].guid = guid; }
return this.click( toggler ); },
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 ) { if ( fn == null ) { fn = data; data = null; }
return arguments.length > 0 ? this.on( name, null, data, fn ) : this.trigger( name ); };
if ( jQuery.attrFn ) { jQuery.attrFn[ name ] = true; }
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 2011, The Dojo Foundation * Released under the MIT, BSD, and GPL Licenses. * More information: http://sizzlejs.com/ */
(function(){
var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^\[\]]*\]|['"][^'"]*['"]|[^\[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?((?:.|\r|\n)*)/g, expando = "sizcache" + (Math.random() + ).replace('.', ), done = 0, toString = Object.prototype.toString, hasDuplicate = false, baseHasDuplicate = true, rBackslash = /\\/g, rReturn = /\r\n/g, rNonWord = /\W/;
// Here we check if the JavaScript engine is using some sort of // optimization where it does not always call our comparision // function. If that is the case, discard the hasDuplicate value. // Thus far that includes Google Chrome. [0, 0].sort(function() { baseHasDuplicate = false; return 0; });
var Sizzle = function( selector, context, results, seed ) { results = results || []; context = context || document;
var origContext = context;
if ( context.nodeType !== 1 && context.nodeType !== 9 ) { return []; }
if ( !selector || typeof selector !== "string" ) { return results; }
var m, set, checkSet, extra, ret, cur, pop, i, prune = true, contextXML = Sizzle.isXML( context ), parts = [], soFar = selector;
// Reset the position of the chunker regexp (start from head) do { chunker.exec( "" ); m = chunker.exec( soFar );
if ( m ) { soFar = m[3];
parts.push( m[1] );
if ( m[2] ) { extra = m[3]; break; } } } while ( m );
if ( parts.length > 1 && origPOS.exec( selector ) ) {
if ( parts.length === 2 && Expr.relative[ parts[0] ] ) { set = posProcess( parts[0] + parts[1], context, seed );
} else { set = Expr.relative[ parts[0] ] ? [ context ] : Sizzle( parts.shift(), context );
while ( parts.length ) { selector = parts.shift();
if ( Expr.relative[ selector ] ) { selector += parts.shift(); }
set = posProcess( selector, set, seed ); } }
} else { // Take a shortcut and set the context if the root selector is an ID // (but not if it'll be faster if the inner selector is an ID) if ( !seed && parts.length > 1 && context.nodeType === 9 && !contextXML && Expr.match.ID.test(parts[0]) && !Expr.match.ID.test(parts[parts.length - 1]) ) {
ret = Sizzle.find( parts.shift(), context, contextXML ); context = ret.expr ? Sizzle.filter( ret.expr, ret.set )[0] : ret.set[0]; }
if ( context ) { ret = seed ? { expr: parts.pop(), set: makeArray(seed) } : Sizzle.find( parts.pop(), parts.length === 1 && (parts[0] === "~" || parts[0] === "+") && context.parentNode ? context.parentNode : context, contextXML );
set = ret.expr ? Sizzle.filter( ret.expr, ret.set ) : ret.set;
if ( parts.length > 0 ) { checkSet = makeArray( set );
} else { prune = false; }
while ( parts.length ) { cur = parts.pop(); pop = cur;
if ( !Expr.relative[ cur ] ) { cur = ""; } else { pop = parts.pop(); }
if ( pop == null ) { pop = context; }
Expr.relative[ cur ]( checkSet, pop, contextXML ); }
} else { checkSet = parts = []; } }
if ( !checkSet ) { checkSet = set; }
if ( !checkSet ) { Sizzle.error( cur || selector ); }
if ( toString.call(checkSet) === "[object Array]" ) { if ( !prune ) { results.push.apply( results, checkSet );
} else if ( context && context.nodeType === 1 ) { for ( i = 0; checkSet[i] != null; i++ ) { if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && Sizzle.contains(context, checkSet[i])) ) { results.push( set[i] ); } }
} else { for ( i = 0; checkSet[i] != null; i++ ) { if ( checkSet[i] && checkSet[i].nodeType === 1 ) { results.push( set[i] ); } } }
} else { makeArray( checkSet, results ); }
if ( extra ) { Sizzle( extra, origContext, results, seed ); Sizzle.uniqueSort( results ); }
return results; };
Sizzle.uniqueSort = function( results ) { if ( sortOrder ) { hasDuplicate = baseHasDuplicate; results.sort( sortOrder );
if ( hasDuplicate ) { for ( var i = 1; i < results.length; i++ ) { if ( results[i] === results[ i - 1 ] ) { results.splice( i--, 1 ); } } } }
return results; };
Sizzle.matches = function( expr, set ) { return Sizzle( expr, null, null, set ); };
Sizzle.matchesSelector = function( node, expr ) { return Sizzle( expr, null, null, [node] ).length > 0; };
Sizzle.find = function( expr, context, isXML ) { var set, i, len, match, type, left;
if ( !expr ) { return []; }
for ( i = 0, len = Expr.order.length; i < len; i++ ) { type = Expr.order[i];
if ( (match = Expr.leftMatch[ type ].exec( expr )) ) { left = match[1]; match.splice( 1, 1 );
if ( left.substr( left.length - 1 ) !== "\\" ) { match[1] = (match[1] || "").replace( rBackslash, "" ); set = Expr.find[ type ]( match, context, isXML );
if ( set != null ) { expr = expr.replace( Expr.match[ type ], "" ); break; } } } }
if ( !set ) { set = typeof context.getElementsByTagName !== "undefined" ? context.getElementsByTagName( "*" ) : []; }
return { set: set, expr: expr }; };
Sizzle.filter = function( expr, set, inplace, not ) { var match, anyFound, type, found, item, filter, left, i, pass, old = expr, result = [], curLoop = set, isXMLFilter = set && set[0] && Sizzle.isXML( set[0] );
while ( expr && set.length ) { for ( type in Expr.filter ) { if ( (match = Expr.leftMatch[ type ].exec( expr )) != null && match[2] ) { filter = Expr.filter[ type ]; left = match[1];
anyFound = false;
match.splice(1,1);
if ( left.substr( left.length - 1 ) === "\\" ) { continue; }
if ( curLoop === result ) { result = []; }
if ( Expr.preFilter[ type ] ) { match = Expr.preFilter[ type ]( match, curLoop, inplace, result, not, isXMLFilter );
if ( !match ) { anyFound = found = true;
} else if ( match === true ) { continue; } }
if ( match ) { for ( i = 0; (item = curLoop[i]) != null; i++ ) { if ( item ) { found = filter( item, match, i, curLoop ); pass = not ^ found;
if ( inplace && found != null ) { if ( pass ) { anyFound = true;
} else { curLoop[i] = false; }
} else if ( pass ) { result.push( item ); anyFound = true; } } } }
if ( found !== undefined ) { if ( !inplace ) { curLoop = result; }
expr = expr.replace( Expr.match[ type ], "" );
if ( !anyFound ) { return []; }
break; } } }
// Improper expression if ( expr === old ) { if ( anyFound == null ) { Sizzle.error( expr );
} else { break; } }
old = expr; }
return curLoop; };
Sizzle.error = function( msg ) { throw new Error( "Syntax error, unrecognized expression: " + msg ); };
/**
* Utility function for retreiving the text value of an array of DOM nodes * @param {Array|Element} elem */
var getText = Sizzle.getText = function( elem ) {
var i, node,
nodeType = elem.nodeType, ret = "";
if ( nodeType ) { if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { // Use textContent || innerText for elements if ( typeof elem.textContent === 'string' ) { return elem.textContent; } else if ( typeof elem.innerText === 'string' ) { // Replace IE's carriage returns return elem.innerText.replace( rReturn, ); } else { // Traverse it's children for ( elem = elem.firstChild; elem; elem = elem.nextSibling) { ret += getText( elem ); } } } else if ( nodeType === 3 || nodeType === 4 ) { return elem.nodeValue; } } else {
// If no nodeType, this is expected to be an array for ( i = 0; (node = elem[i]); i++ ) { // Do not traverse comment nodes if ( node.nodeType !== 8 ) { ret += getText( node ); } } } return ret; };
var Expr = Sizzle.selectors = { order: [ "ID", "NAME", "TAG" ],
match: { ID: /#((?:[\w\u00c0-\uFFFF\-]|\\.)+)/, CLASS: /\.((?:[\w\u00c0-\uFFFF\-]|\\.)+)/, NAME: /\[name=['"]*((?:[\w\u00c0-\uFFFF\-]|\\.)+)['"]*\]/, ATTR: /\[\s*((?:[\w\u00c0-\uFFFF\-]|\\.)+)\s*(?:(\S?=)\s*(?:(['"])(.*?)\3|(#?(?:[\w\u00c0-\uFFFF\-]|\\.)*)|)|)\s*\]/, TAG: /^((?:[\w\u00c0-\uFFFF\*\-]|\\.)+)/, CHILD: /:(only|nth|last|first)-child(?:\(\s*(even|odd|(?:[+\-]?\d+|(?:[+\-]?\d*)?n\s*(?:[+\-]\s*\d+)?))\s*\))?/, POS: /:(nth|eq|gt|lt|first|last|even|odd)(?:\((\d*)\))?(?=[^\-]|$)/, PSEUDO: /:((?:[\w\u00c0-\uFFFF\-]|\\.)+)(?:\((['"]?)((?:\([^\)]+\)|[^\(\)]*)+)\2\))?/ },
leftMatch: {},
attrMap: { "class": "className", "for": "htmlFor" },
attrHandle: { href: function( elem ) { return elem.getAttribute( "href" ); }, type: function( elem ) { return elem.getAttribute( "type" ); } },
relative: { "+": function(checkSet, part){ var isPartStr = typeof part === "string", isTag = isPartStr && !rNonWord.test( part ), isPartStrNotTag = isPartStr && !isTag;
if ( isTag ) { part = part.toLowerCase(); }
for ( var i = 0, l = checkSet.length, elem; i < l; i++ ) { if ( (elem = checkSet[i]) ) { while ( (elem = elem.previousSibling) && elem.nodeType !== 1 ) {}
checkSet[i] = isPartStrNotTag || elem && elem.nodeName.toLowerCase() === part ? elem || false : elem === part; } }
if ( isPartStrNotTag ) { Sizzle.filter( part, checkSet, true ); } },
">": function( checkSet, part ) { var elem, isPartStr = typeof part === "string", i = 0, l = checkSet.length;
if ( isPartStr && !rNonWord.test( part ) ) { part = part.toLowerCase();
for ( ; i < l; i++ ) { elem = checkSet[i];
if ( elem ) { var parent = elem.parentNode; checkSet[i] = parent.nodeName.toLowerCase() === part ? parent : false; } }
} else { for ( ; i < l; i++ ) { elem = checkSet[i];
if ( elem ) { checkSet[i] = isPartStr ? elem.parentNode : elem.parentNode === part; } }
if ( isPartStr ) { Sizzle.filter( part, checkSet, true ); } } },
"": function(checkSet, part, isXML){ var nodeCheck, doneName = done++, checkFn = dirCheck;
if ( typeof part === "string" && !rNonWord.test( part ) ) { part = part.toLowerCase(); nodeCheck = part; checkFn = dirNodeCheck; }
checkFn( "parentNode", part, doneName, checkSet, nodeCheck, isXML ); },
"~": function( checkSet, part, isXML ) { var nodeCheck, doneName = done++, checkFn = dirCheck;
if ( typeof part === "string" && !rNonWord.test( part ) ) { part = part.toLowerCase(); nodeCheck = part; checkFn = dirNodeCheck; }
checkFn( "previousSibling", part, doneName, checkSet, nodeCheck, isXML ); } },
find: { ID: function( match, context, isXML ) { if ( typeof context.getElementById !== "undefined" && !isXML ) { var m = context.getElementById(match[1]); // Check parentNode to catch when Blackberry 4.6 returns // nodes that are no longer in the document #6963 return m && m.parentNode ? [m] : []; } },
NAME: function( match, context ) { if ( typeof context.getElementsByName !== "undefined" ) { var ret = [], results = context.getElementsByName( match[1] );
for ( var i = 0, l = results.length; i < l; i++ ) { if ( results[i].getAttribute("name") === match[1] ) { ret.push( results[i] ); } }
return ret.length === 0 ? null : ret; } },
TAG: function( match, context ) { if ( typeof context.getElementsByTagName !== "undefined" ) { return context.getElementsByTagName( match[1] ); } } }, preFilter: { CLASS: function( match, curLoop, inplace, result, not, isXML ) { match = " " + match[1].replace( rBackslash, "" ) + " ";
if ( isXML ) { return match; }
for ( var i = 0, elem; (elem = curLoop[i]) != null; i++ ) { if ( elem ) { if ( not ^ (elem.className && (" " + elem.className + " ").replace(/[\t\n\r]/g, " ").indexOf(match) >= 0) ) { if ( !inplace ) { result.push( elem ); }
} else if ( inplace ) { curLoop[i] = false; } } }
return false; },
ID: function( match ) { return match[1].replace( rBackslash, "" ); },
TAG: function( match, curLoop ) { return match[1].replace( rBackslash, "" ).toLowerCase(); },
CHILD: function( match ) { if ( match[1] === "nth" ) { if ( !match[2] ) { Sizzle.error( match[0] ); }
match[2] = match[2].replace(/^\+|\s*/g, );
// parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6' var test = /(-?)(\d*)(?:n([+\-]?\d*))?/.exec( match[2] === "even" && "2n" || match[2] === "odd" && "2n+1" || !/\D/.test( match[2] ) && "0n+" + match[2] || match[2]);
// calculate the numbers (first)n+(last) including if they are negative match[2] = (test[1] + (test[2] || 1)) - 0; match[3] = test[3] - 0; } else if ( match[2] ) { Sizzle.error( match[0] ); }
// TODO: Move to normal caching system match[0] = done++;
return match; },
ATTR: function( match, curLoop, inplace, result, not, isXML ) { var name = match[1] = match[1].replace( rBackslash, "" );
if ( !isXML && Expr.attrMap[name] ) { match[1] = Expr.attrMap[name]; }
// Handle if an un-quoted value was used match[4] = ( match[4] || match[5] || "" ).replace( rBackslash, "" );
if ( match[2] === "~=" ) { match[4] = " " + match[4] + " "; }
return match; },
PSEUDO: function( match, curLoop, inplace, result, not ) { if ( match[1] === "not" ) { // If we're dealing with a complex expression, or a simple one if ( ( chunker.exec(match[3]) || "" ).length > 1 || /^\w/.test(match[3]) ) { match[3] = Sizzle(match[3], null, null, curLoop);
} else { var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
if ( !inplace ) { result.push.apply( result, ret ); }
return false; }
} else if ( Expr.match.POS.test( match[0] ) || Expr.match.CHILD.test( match[0] ) ) { return true; }
return match; },
POS: function( match ) { match.unshift( true );
return match; } },
filters: { enabled: function( elem ) { return elem.disabled === false && elem.type !== "hidden"; },
disabled: function( elem ) { return elem.disabled === true; },
checked: function( elem ) { return elem.checked === true; },
selected: function( elem ) { // Accessing this property makes selected-by-default // options in Safari work properly if ( elem.parentNode ) { elem.parentNode.selectedIndex; }
return elem.selected === true; },
parent: function( elem ) { return !!elem.firstChild; },
empty: function( elem ) { return !elem.firstChild; },
has: function( elem, i, match ) { return !!Sizzle( match[3], elem ).length; },
header: function( elem ) { return (/h\d/i).test( elem.nodeName ); },
text: function( elem ) { var attr = elem.getAttribute( "type" ), type = elem.type; // 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" && "text" === type && ( attr === type || attr === null ); },
radio: function( elem ) { return elem.nodeName.toLowerCase() === "input" && "radio" === elem.type; },
checkbox: function( elem ) { return elem.nodeName.toLowerCase() === "input" && "checkbox" === elem.type; },
file: function( elem ) { return elem.nodeName.toLowerCase() === "input" && "file" === elem.type; },
password: function( elem ) { return elem.nodeName.toLowerCase() === "input" && "password" === elem.type; },
submit: function( elem ) { var name = elem.nodeName.toLowerCase(); return (name === "input" || name === "button") && "submit" === elem.type; },
image: function( elem ) { return elem.nodeName.toLowerCase() === "input" && "image" === elem.type; },
reset: function( elem ) { var name = elem.nodeName.toLowerCase(); return (name === "input" || name === "button") && "reset" === elem.type; },
button: function( elem ) { var name = elem.nodeName.toLowerCase(); return name === "input" && "button" === elem.type || name === "button"; },
input: function( elem ) { return (/input|select|textarea|button/i).test( elem.nodeName ); },
focus: function( elem ) { return elem === elem.ownerDocument.activeElement; } }, setFilters: { first: function( elem, i ) { return i === 0; },
last: function( elem, i, match, array ) { return i === array.length - 1; },
even: function( elem, i ) { return i % 2 === 0; },
odd: function( elem, i ) { return i % 2 === 1; },
lt: function( elem, i, match ) { return i < match[3] - 0; },
gt: function( elem, i, match ) { return i > match[3] - 0; },
nth: function( elem, i, match ) { return match[3] - 0 === i; },
eq: function( elem, i, match ) { return match[3] - 0 === i; } }, filter: { PSEUDO: function( elem, match, i, array ) { var name = match[1], filter = Expr.filters[ name ];
if ( filter ) { return filter( elem, i, match, array );
} else if ( name === "contains" ) { return (elem.textContent || elem.innerText || getText([ elem ]) || "").indexOf(match[3]) >= 0;
} else if ( name === "not" ) { var not = match[3];
for ( var j = 0, l = not.length; j < l; j++ ) { if ( not[j] === elem ) { return false; } }
return true;
} else { Sizzle.error( name ); } },
CHILD: function( elem, match ) { var first, last, doneName, parent, cache, count, diff, type = match[1], node = elem;
switch ( type ) { case "only": case "first": while ( (node = node.previousSibling) ) { if ( node.nodeType === 1 ) { return false; } }
if ( type === "first" ) { return true; }
node = elem;
/* falls through */ case "last": while ( (node = node.nextSibling) ) { if ( node.nodeType === 1 ) { return false; } }
return true;
case "nth": first = match[2]; last = match[3];
if ( first === 1 && last === 0 ) { return true; }
doneName = match[0]; parent = elem.parentNode;
if ( parent && (parent[ expando ] !== doneName || !elem.nodeIndex) ) { count = 0;
for ( node = parent.firstChild; node; node = node.nextSibling ) { if ( node.nodeType === 1 ) { node.nodeIndex = ++count; } }
parent[ expando ] = doneName; }
diff = elem.nodeIndex - last;
if ( first === 0 ) { return diff === 0;
} else { return ( diff % first === 0 && diff / first >= 0 ); } } },
ID: function( elem, match ) { return elem.nodeType === 1 && elem.getAttribute("id") === match; },
TAG: function( elem, match ) { return (match === "*" && elem.nodeType === 1) || !!elem.nodeName && elem.nodeName.toLowerCase() === match; },
CLASS: function( elem, match ) { return (" " + (elem.className || elem.getAttribute("class")) + " ") .indexOf( match ) > -1; },
ATTR: function( elem, match ) { var name = match[1], result = Sizzle.attr ? Sizzle.attr( elem, name ) : Expr.attrHandle[ name ] ? Expr.attrHandle[ name ]( elem ) : elem[ name ] != null ? elem[ name ] : elem.getAttribute( name ), value = result + "", type = match[2], check = match[4];
return result == null ? type === "!=" : !type && Sizzle.attr ? result != null : type === "=" ? value === check : type === "*=" ? value.indexOf(check) >= 0 : type === "~=" ? (" " + value + " ").indexOf(check) >= 0 : !check ? value && result !== false : type === "!=" ? value !== check : type === "^=" ? value.indexOf(check) === 0 : type === "$=" ? value.substr(value.length - check.length) === check : type === "|=" ? value === check || value.substr(0, check.length + 1) === check + "-" : false; },
POS: function( elem, match, i, array ) { var name = match[2], filter = Expr.setFilters[ name ];
if ( filter ) { return filter( elem, i, match, array ); } } } };
var origPOS = Expr.match.POS, fescape = function(all, num){ return "\\" + (num - 0 + 1); };
for ( var type in Expr.match ) { Expr.match[ type ] = new RegExp( Expr.match[ type ].source + (/(?![^\[]*\])(?![^\(]*\))/.source) ); Expr.leftMatch[ type ] = new RegExp( /(^(?:.|\r|\n)*?)/.source + Expr.match[ type ].source.replace(/\\(\d+)/g, fescape) ); } // Expose origPOS // "global" as in regardless of relation to brackets/parens Expr.match.globalPOS = origPOS;
var makeArray = function( array, results ) { array = Array.prototype.slice.call( array, 0 );
if ( results ) { results.push.apply( results, array ); return results; }
return array; };
// Perform a simple check to determine if the browser is capable of // converting a NodeList to an array using builtin methods. // Also verifies that the returned array holds DOM nodes // (which is not the case in the Blackberry browser) try { Array.prototype.slice.call( document.documentElement.childNodes, 0 )[0].nodeType;
// Provide a fallback method if it does not work } catch( e ) { makeArray = function( array, results ) { var i = 0, ret = results || [];
if ( toString.call(array) === "[object Array]" ) { Array.prototype.push.apply( ret, array );
} else { if ( typeof array.length === "number" ) { for ( var l = array.length; i < l; i++ ) { ret.push( array[i] ); }
} else { for ( ; array[i]; i++ ) { ret.push( array[i] ); } } }
return ret; }; }
var sortOrder, siblingCheck;
if ( document.documentElement.compareDocumentPosition ) { sortOrder = function( a, b ) { if ( a === b ) { hasDuplicate = true; return 0; }
if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) { return a.compareDocumentPosition ? -1 : 1; }
return a.compareDocumentPosition(b) & 4 ? -1 : 1; };
} else { sortOrder = function( a, 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 a.sourceIndex - b.sourceIndex; }
var al, bl, ap = [], bp = [], aup = a.parentNode, bup = b.parentNode, cur = aup;
// If the nodes are siblings (or identical) we can do a quick check if ( aup === bup ) { return siblingCheck( a, b );
// If no parents were found then the nodes are disconnected } else if ( !aup ) { return -1;
} else if ( !bup ) { return 1; }
// Otherwise they're somewhere else in the tree so we need // to build up a full list of the parentNodes for comparison while ( cur ) { ap.unshift( cur ); cur = cur.parentNode; }
cur = bup;
while ( cur ) { bp.unshift( cur ); cur = cur.parentNode; }
al = ap.length; bl = bp.length;
// Start walking down the tree looking for a discrepancy for ( var i = 0; i < al && i < bl; i++ ) { if ( ap[i] !== bp[i] ) { return siblingCheck( ap[i], bp[i] ); } }
// We ended someplace up the tree so do a sibling check return i === al ? siblingCheck( a, bp[i], -1 ) : siblingCheck( ap[i], b, 1 ); };
siblingCheck = function( a, b, ret ) { if ( a === b ) { return ret; }
var cur = a.nextSibling;
while ( cur ) { if ( cur === b ) { return -1; }
cur = cur.nextSibling; }
return 1; }; }
// Check to see if the browser returns elements by name when // querying by getElementById (and provide a workaround) (function(){ // We're going to inject a fake input element with a specified name var form = document.createElement("div"), id = "script" + (new Date()).getTime(), root = document.documentElement;
form.innerHTML = "<a name='" + id + "'/>";
// Inject it into the root element, check its status, and remove it quickly root.insertBefore( form, root.firstChild );
// The workaround has to do additional checks after a getElementById // Which slows things down for other browsers (hence the branching) if ( document.getElementById( id ) ) { Expr.find.ID = function( match, context, isXML ) { if ( typeof context.getElementById !== "undefined" && !isXML ) { var m = context.getElementById(match[1]);
return m ? m.id === match[1] || typeof m.getAttributeNode !== "undefined" && m.getAttributeNode("id").nodeValue === match[1] ? [m] : undefined : []; } };
Expr.filter.ID = function( elem, match ) { var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
return elem.nodeType === 1 && node && node.nodeValue === match; }; }
root.removeChild( form );
// release memory in IE root = form = null; })();
(function(){ // Check to see if the browser returns only elements // when doing getElementsByTagName("*")
// Create a fake element var div = document.createElement("div"); div.appendChild( document.createComment("") );
// Make sure no comments are found if ( div.getElementsByTagName("*").length > 0 ) { Expr.find.TAG = function( match, context ) { var results = context.getElementsByTagName( match[1] );
// Filter out possible comments if ( match[1] === "*" ) { var tmp = [];
for ( var i = 0; results[i]; i++ ) { if ( results[i].nodeType === 1 ) { tmp.push( results[i] ); } }
results = tmp; }
return results; }; }
// Check to see if an attribute returns normalized href attributes div.innerHTML = "<a href='#'></a>";
if ( div.firstChild && typeof div.firstChild.getAttribute !== "undefined" && div.firstChild.getAttribute("href") !== "#" ) {
Expr.attrHandle.href = function( elem ) { return elem.getAttribute( "href", 2 ); }; }
// release memory in IE div = null; })();
if ( document.querySelectorAll ) { (function(){ var oldSizzle = Sizzle, div = document.createElement("div"), id = "__sizzle__";
div.innerHTML = "";// Safari can't handle uppercase or unicode characters when // in quirks mode. if ( div.querySelectorAll && div.querySelectorAll(".TEST").length === 0 ) { return; }
Sizzle = function( query, context, extra, seed ) { context = context || document;
// Only use querySelectorAll on non-XML documents // (ID selectors don't work in non-HTML documents) if ( !seed && !Sizzle.isXML(context) ) { // See if we find a selector to speed up var match = /^(\w+$)|^\.([\w\-]+$)|^#([\w\-]+$)/.exec( query );
if ( match && (context.nodeType === 1 || context.nodeType === 9) ) { // Speed-up: Sizzle("TAG") if ( match[1] ) { return makeArray( context.getElementsByTagName( query ), extra );
// Speed-up: Sizzle(".CLASS") } else if ( match[2] && Expr.find.CLASS && context.getElementsByClassName ) { return makeArray( context.getElementsByClassName( match[2] ), extra ); } }
if ( context.nodeType === 9 ) { // Speed-up: Sizzle("body") // The body element only exists once, optimize finding it if ( query === "body" && context.body ) { return makeArray( [ context.body ], extra );
// Speed-up: Sizzle("#ID") } else if ( match && match[3] ) { var elem = context.getElementById( match[3] );
// Check parentNode to catch when Blackberry 4.6 returns // nodes that are no longer in the document #6963 if ( elem && elem.parentNode ) { // Handle the case where IE and Opera return items // by name instead of ID if ( elem.id === match[3] ) { return makeArray( [ elem ], extra ); }
} else { return makeArray( [], extra ); } }
try { return makeArray( context.querySelectorAll(query), extra ); } catch(qsaError) {}
// qSA works strangely on Element-rooted queries // We can work around this by specifying an extra ID on the root // and working up from there (Thanks to Andrew Dupont for the technique) // IE 8 doesn't work on object elements } else if ( context.nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { var oldContext = context, old = context.getAttribute( "id" ), nid = old || id, hasParent = context.parentNode, relativeHierarchySelector = /^\s*[+~]/.test( query );
if ( !old ) { context.setAttribute( "id", nid ); } else { nid = nid.replace( /'/g, "\\$&" ); } if ( relativeHierarchySelector && hasParent ) { context = context.parentNode; }
try { if ( !relativeHierarchySelector || hasParent ) { return makeArray( context.querySelectorAll( "[id='" + nid + "'] " + query ), extra ); }
} catch(pseudoError) { } finally { if ( !old ) { oldContext.removeAttribute( "id" ); } } } }
return oldSizzle(query, context, extra, seed); };
for ( var prop in oldSizzle ) { Sizzle[ prop ] = oldSizzle[ prop ]; }
// release memory in IE div = null; })(); }
(function(){ var html = document.documentElement, matches = html.matchesSelector || html.mozMatchesSelector || html.webkitMatchesSelector || html.msMatchesSelector;
if ( matches ) { // Check to see if it's possible to do matchesSelector // on a disconnected node (IE 9 fails this) var disconnectedMatch = !matches.call( document.createElement( "div" ), "div" ), pseudoWorks = false;
try { // This should fail with an exception // Gecko does not error, returns false instead matches.call( document.documentElement, "[test!=]:sizzle" );
} catch( pseudoError ) { pseudoWorks = true; }
Sizzle.matchesSelector = function( node, expr ) { // Make sure that attribute selectors are quoted expr = expr.replace(/\=\s*([^'"\]]*)\s*\]/g, "='$1']");
if ( !Sizzle.isXML( node ) ) { try { if ( pseudoWorks || !Expr.match.PSEUDO.test( expr ) && !/!=/.test( expr ) ) { var ret = matches.call( node, expr );
// IE 9's matchesSelector returns false on disconnected nodes if ( ret || !disconnectedMatch || // As well, disconnected nodes are said to be in a document // fragment in IE 9, so check for that node.document && node.document.nodeType !== 11 ) { return ret; } } } catch(e) {} }
return Sizzle(expr, null, null, [node]).length > 0; }; } })();
(function(){ var div = document.createElement("div");
div.innerHTML = "";// Opera can't find a second classname (in 9.6) // Also, make sure that getElementsByClassName actually exists if ( !div.getElementsByClassName || div.getElementsByClassName("e").length === 0 ) { return; }
// Safari caches class attributes, doesn't catch changes (in 3.2) div.lastChild.className = "e";
if ( div.getElementsByClassName("e").length === 1 ) { return; }
Expr.order.splice(1, 0, "CLASS"); Expr.find.CLASS = function( match, context, isXML ) { if ( typeof context.getElementsByClassName !== "undefined" && !isXML ) { return context.getElementsByClassName(match[1]); } };
// release memory in IE div = null; })();
function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) { for ( var i = 0, l = checkSet.length; i < l; i++ ) { var elem = checkSet[i];
if ( elem ) { var match = false;
elem = elem[dir];
while ( elem ) { if ( elem[ expando ] === doneName ) { match = checkSet[elem.sizset]; break; }
if ( elem.nodeType === 1 && !isXML ){ elem[ expando ] = doneName; elem.sizset = i; }
if ( elem.nodeName.toLowerCase() === cur ) { match = elem; break; }
elem = elem[dir]; }
checkSet[i] = match; } } }
function dirCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) { for ( var i = 0, l = checkSet.length; i < l; i++ ) { var elem = checkSet[i];
if ( elem ) { var match = false;
elem = elem[dir];
while ( elem ) { if ( elem[ expando ] === doneName ) { match = checkSet[elem.sizset]; break; }
if ( elem.nodeType === 1 ) { if ( !isXML ) { elem[ expando ] = doneName; elem.sizset = i; }
if ( typeof cur !== "string" ) { if ( elem === cur ) { match = true; break; }
} else if ( Sizzle.filter( cur, [elem] ).length > 0 ) { match = elem; break; } }
elem = elem[dir]; }
checkSet[i] = match; } } }
if ( document.documentElement.contains ) { Sizzle.contains = function( a, b ) { return a !== b && (a.contains ? a.contains(b) : true); };
} else if ( document.documentElement.compareDocumentPosition ) { Sizzle.contains = function( a, b ) { return !!(a.compareDocumentPosition(b) & 16); };
} else { Sizzle.contains = function() { return false; }; }
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 : 0).documentElement;
return documentElement ? documentElement.nodeName !== "HTML" : false; };
var posProcess = function( selector, context, seed ) { var match, tmpSet = [], later = "", root = context.nodeType ? [context] : context;
// Position selectors must be done after the filter // And so must :not(positional) so we move all PSEUDOs to the end while ( (match = Expr.match.PSEUDO.exec( selector )) ) { later += match[0]; selector = selector.replace( Expr.match.PSEUDO, "" ); }
selector = Expr.relative[selector] ? selector + "*" : selector;
for ( var i = 0, l = root.length; i < l; i++ ) { Sizzle( selector, root[i], tmpSet, seed ); }
return Sizzle.filter( later, tmpSet ); };
// EXPOSE // Override sizzle attribute retrieval Sizzle.attr = jQuery.attr; Sizzle.selectors.attrMap = {}; jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; jQuery.expr[":"] = jQuery.expr.filters; jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains;
})();
var runtil = /Until$/,
rparentsprev = /^(?:parents|prevUntil|prevAll)/,
// Note: This RegExp should be improved, or likely pulled from Sizzle
rmultiselector = /,/,
isSimple = /^.[^:#\[\.,]*$/,
slice = Array.prototype.slice,
POS = jQuery.expr.match.globalPOS,
// 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 self = this, i, l;
if ( typeof selector !== "string" ) { return jQuery( selector ).filter(function() { for ( i = 0, l = self.length; i < l; i++ ) { if ( jQuery.contains( self[ i ], this ) ) { return true; } } }); }
var ret = this.pushStack( "", "find", selector ), length, n, r;
for ( i = 0, l = this.length; i < l; i++ ) { length = ret.length; jQuery.find( selector, this[i], ret );
if ( i > 0 ) { // Make sure that the results are unique for ( n = length; n < ret.length; n++ ) { for ( r = 0; r < length; r++ ) { if ( ret[r] === ret[n] ) { ret.splice(n--, 1); break; } } } } }
return ret; },
has: function( target ) { var targets = jQuery( target ); return this.filter(function() { for ( var i = 0, l = targets.length; i < l; i++ ) { if ( jQuery.contains( this, targets[i] ) ) { return true; } } }); },
not: function( selector ) { return this.pushStack( winnow(this, selector, false), "not", selector); },
filter: function( selector ) { return this.pushStack( winnow(this, selector, true), "filter", selector ); },
is: function( selector ) { return !!selector && ( typeof selector === "string" ? // If this is a positional selector, check membership in the returned set // so $("p:first").is("p:last") won't return true for a doc with two "p". POS.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 ret = [], i, l, cur = this[0];
// Array (deprecated as of jQuery 1.7) if ( jQuery.isArray( selectors ) ) { var level = 1;
while ( cur && cur.ownerDocument && cur !== context ) { for ( i = 0; i < selectors.length; i++ ) {
if ( jQuery( cur ).is( selectors[ i ] ) ) { ret.push({ selector: selectors[ i ], elem: cur, level: level }); } }
cur = cur.parentNode; level++; }
return ret; }
// String var pos = POS.test( selectors ) || typeof selectors !== "string" ? jQuery( selectors, context || this.context ) : 0;
for ( i = 0, l = this.length; i < l; i++ ) { cur = this[i];
while ( cur ) { if ( pos ? pos.index(cur) > -1 : jQuery.find.matchesSelector(cur, selectors) ) { ret.push( cur ); break;
} else { cur = cur.parentNode; if ( !cur || !cur.ownerDocument || cur === context || cur.nodeType === 11 ) { break; } } } }
ret = ret.length > 1 ? jQuery.unique( ret ) : ret;
return this.pushStack( ret, "closest", selectors ); },
// 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.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( isDisconnected( set[0] ) || isDisconnected( all[0] ) ? all : jQuery.unique( all ) ); },
andSelf: function() { return this.add( this.prevObject ); } });
// A painfully simple check to see if an element is disconnected // from a document (should be improved, where feasible). function isDisconnected( node ) { return !node || !node.parentNode || node.parentNode.nodeType === 11; }
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 jQuery.nth( elem, 2, "nextSibling" ); }, prev: function( elem ) { return jQuery.nth( elem, 2, "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.makeArray( 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 || rmultiselector.test( selector )) && rparentsprev.test( name ) ) { ret = ret.reverse(); }
return this.pushStack( ret, name, slice.call( arguments ).join(",") ); }; });
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; },
nth: function( cur, result, dir, elem ) { result = result || 1; var num = 0;
for ( ; cur; cur = cur[dir] ) { if ( cur.nodeType === 1 && ++num === result ) { break; } }
return cur; },
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, i ) { 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, i ) { 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+="(?:\d+|null)"/g, rleadingWhitespace = /^\s+/, rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig, rtagName = /<([\w:]+)/, rtbody = /<tbody/i, rhtml = /<|&#?\w+;/, rnoInnerhtml = /<(?:script|style)/i, rnocache = /<(?:script|object|embed|option|style)/i, rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"), // checked="checked" or checked rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, rscriptType = /\/(java|ecma)script/i, rcleanScript = /^\s*<!(?:\[CDATA\[|\-\-)/, wrapMap = { option: [ 1, "<select multiple='multiple'>", "</select>" ], legend: [ 1, "<fieldset>", "</fieldset>" ],
thead: [ 1, "area: [ 1, "<map>", "</map>" ], _default: [ 0, "", "" ] }, safeFragment = createSafeFragment( document );
wrapMap.optgroup = wrapMap.option; wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; wrapMap.th = wrapMap.td;
// IE can't serialize <link> and <script> tags normally if ( !jQuery.support.htmlSerialize ) {
wrapMap._default = [ 1, "div}
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.appendChild( elem ); } }); },
prepend: function() { return this.domManip(arguments, true, function( elem ) { if ( this.nodeType === 1 ) { this.insertBefore( elem, this.firstChild ); } }); },
before: function() { if ( this[0] && this[0].parentNode ) { return this.domManip(arguments, false, function( elem ) { this.parentNode.insertBefore( elem, this ); }); } else if ( arguments.length ) { var set = jQuery.clean( arguments ); set.push.apply( set, this.toArray() ); return this.pushStack( set, "before", arguments ); } },
after: function() { if ( this[0] && this[0].parentNode ) { return this.domManip(arguments, false, function( elem ) { this.parentNode.insertBefore( elem, this.nextSibling ); }); } else if ( arguments.length ) { var set = this.pushStack( this, "after", arguments ); set.push.apply( set, jQuery.clean(arguments) ); return set; } },
// keepData is for internal use only--do not document remove: function( selector, keepData ) { for ( var i = 0, elem; (elem = this[i]) != null; i++ ) { if ( !selector || jQuery.filter( selector, [ elem ] ).length ) { if ( !keepData && elem.nodeType === 1 ) { jQuery.cleanData( elem.getElementsByTagName("*") ); jQuery.cleanData( [ elem ] ); }
if ( elem.parentNode ) { elem.parentNode.removeChild( elem ); } } }
return this; },
empty: function() { for ( var i = 0, elem; (elem = this[i]) != null; i++ ) { // Remove element nodes and prevent memory leaks if ( elem.nodeType === 1 ) { jQuery.cleanData( elem.getElementsByTagName("*") ); }
// Remove any remaining nodes while ( elem.firstChild ) { elem.removeChild( elem.firstChild ); } }
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, "" ) : null; }
if ( typeof value === "string" && !rnoInnerhtml.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( elem.getElementsByTagName( "*" ) ); 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 ) { if ( this[0] && this[0].parentNode ) { // 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 ( jQuery.isFunction( value ) ) { return this.each(function(i) { var self = jQuery(this), old = self.html(); self.replaceWith( value.call( this, i, old ) ); }); }
if ( typeof value !== "string" ) { value = jQuery( value ).detach(); }
return this.each(function() { var next = this.nextSibling, parent = this.parentNode;
jQuery( this ).remove();
if ( next ) { jQuery(next).before( value ); } else { jQuery(parent).append( value ); } }); } else { return this.length ? this.pushStack( jQuery(jQuery.isFunction(value) ? value() : value), "replaceWith", value ) : this; } },
detach: function( selector ) { return this.remove( selector, true ); },
domManip: function( args, table, callback ) { var results, first, fragment, parent, value = args[0], scripts = [];
// We can't cloneNode fragments that contain checked, in WebKit if ( !jQuery.support.checkClone && arguments.length === 3 && typeof value === "string" && rchecked.test( value ) ) { return this.each(function() { jQuery(this).domManip( args, table, callback, true ); }); }
if ( jQuery.isFunction(value) ) { return this.each(function(i) { var self = jQuery(this); args[0] = value.call(this, i, table ? self.html() : undefined); self.domManip( args, table, callback ); }); }
if ( this[0] ) { parent = value && value.parentNode;
// If we're in a fragment, just use that instead of building a new one if ( jQuery.support.parentNode && parent && parent.nodeType === 11 && parent.childNodes.length === this.length ) { results = { fragment: parent };
} else { results = jQuery.buildFragment( args, this, scripts ); }
fragment = results.fragment;
if ( fragment.childNodes.length === 1 ) { first = fragment = fragment.firstChild; } else { first = fragment.firstChild; }
if ( first ) { table = table && jQuery.nodeName( first, "tr" );
for ( var i = 0, l = this.length, lastIndex = l - 1; i < l; i++ ) { callback.call( table ? root(this[i], first) : this[i], // Make sure that we do not leak memory by inadvertently discarding // the original fragment (which might have attached data) instead of // using it; in addition, use the original fragment object for the last // item instead of first because it can end up being emptied incorrectly // in certain situations (Bug #8070). // Fragments from the fragment cache must always be cloned and never used // in place. results.cacheable || ( l > 1 && i < lastIndex ) ? jQuery.clone( fragment, true, true ) : fragment ); } }
if ( scripts.length ) { jQuery.each( scripts, function( i, elem ) { if ( elem.src ) { jQuery.ajax({ type: "GET", global: false, url: elem.src, async: false, dataType: "script" }); } else { jQuery.globalEval( ( elem.text || elem.textContent || elem.innerHTML || "" ).replace( rcleanScript, "/*$0*/" ) ); }
if ( elem.parentNode ) { elem.parentNode.removeChild( elem ); } }); } }
return this; } });
function root( elem, cur ) { return jQuery.nodeName(elem, "table") ? (elem.getElementsByTagName("tbody")[0] || elem.appendChild(elem.ownerDocument.createElement("tbody"))) : elem; }
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 cloneFixAttributes( src, dest ) { var nodeName;
// We do not need to do anything for non-Elements if ( dest.nodeType !== 1 ) { return; }
// clearAttributes removes the attributes, which we don't want, // but also removes the attachEvent events, which we *do* want if ( dest.clearAttributes ) { dest.clearAttributes(); }
// mergeAttributes, in contrast, only merges back on the // original attributes, not the events if ( dest.mergeAttributes ) { dest.mergeAttributes( src ); }
nodeName = dest.nodeName.toLowerCase();
// IE6-8 fail to clone children inside object elements that use // the proprietary classid attribute value (rather than the type // attribute) to identify the type of content to display if ( nodeName === "object" ) { dest.outerHTML = src.outerHTML;
} else if ( nodeName === "input" && (src.type === "checkbox" || src.type === "radio") ) { // 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 if ( src.checked ) { 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.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;
// IE blanks contents when cloning scripts } else if ( nodeName === "script" && dest.text !== src.text ) { dest.text = src.text; }
// Event data gets referenced instead of copied if the expando // gets copied too dest.removeAttribute( jQuery.expando );
// Clear flags for bubbling special change/submit events, they must // be reattached when the newly cloned events are first activated dest.removeAttribute( "_submit_attached" ); dest.removeAttribute( "_change_attached" ); }
jQuery.buildFragment = function( args, nodes, scripts ) { var fragment, cacheable, cacheresults, doc, first = args[ 0 ];
// nodes may contain either an explicit document object, // a jQuery collection or context object. // If nodes[0] contains a valid object to assign to doc if ( nodes && nodes[0] ) { doc = nodes[0].ownerDocument || nodes[0]; }
// Ensure that an attr object doesn't incorrectly stand in as a document object // Chrome and Firefox seem to allow this to occur and will throw exception // Fixes #8950 if ( !doc.createDocumentFragment ) { doc = document; }
// Only cache "small" (1/2 KB) HTML strings that are associated with the main document // Cloning options loses the selected state, so don't cache them // IE 6 doesn't like it when you put <object> or <embed> elements in a fragment // Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache // Lastly, IE6,7,8 will not correctly reuse cached fragments that were created from unknown elems #10501 if ( args.length === 1 && typeof first === "string" && first.length < 512 && doc === document && first.charAt(0) === "<" && !rnocache.test( first ) && (jQuery.support.checkClone || !rchecked.test( first )) && (jQuery.support.html5Clone || !rnoshimcache.test( first )) ) {
cacheable = true;
cacheresults = jQuery.fragments[ first ]; if ( cacheresults && cacheresults !== 1 ) { fragment = cacheresults; } }
if ( !fragment ) { fragment = doc.createDocumentFragment(); jQuery.clean( args, doc, fragment, scripts ); }
if ( cacheable ) { jQuery.fragments[ first ] = cacheresults ? fragment : 1; }
return { fragment: fragment, cacheable: cacheable }; };
jQuery.fragments = {};
jQuery.each({ appendTo: "append", prependTo: "prepend", insertBefore: "before", insertAfter: "after", replaceAll: "replaceWith" }, function( name, original ) { jQuery.fn[ name ] = function( selector ) { var ret = [], insert = jQuery( selector ), parent = this.length === 1 && this[0].parentNode;
if ( parent && parent.nodeType === 11 && parent.childNodes.length === 1 && insert.length === 1 ) { insert[ original ]( this[0] ); return this;
} else { for ( var i = 0, l = insert.length; i < l; i++ ) { var elems = ( i > 0 ? this.clone(true) : this ).get(); jQuery( insert[i] )[ original ]( elems ); ret = ret.concat( elems ); }
return this.pushStack( ret, name, insert.selector ); } }; });
function getAll( elem ) { if ( typeof elem.getElementsByTagName !== "undefined" ) { return elem.getElementsByTagName( "*" );
} else if ( typeof elem.querySelectorAll !== "undefined" ) { return elem.querySelectorAll( "*" );
} else { return []; } }
// Used in clean, fixes the defaultChecked property function fixDefaultChecked( elem ) { if ( elem.type === "checkbox" || elem.type === "radio" ) { elem.defaultChecked = elem.checked; } } // Finds all inputs and passes them to fixDefaultChecked function findInputs( elem ) { var nodeName = ( elem.nodeName || "" ).toLowerCase(); if ( nodeName === "input" ) { fixDefaultChecked( elem ); // Skip scripts, get other children } else if ( nodeName !== "script" && typeof elem.getElementsByTagName !== "undefined" ) { jQuery.grep( elem.getElementsByTagName("input"), fixDefaultChecked ); } }
// Derived From: http://www.iecss.com/shimprove/javascript/shimprove.1-0-1.js function shimCloneNode( elem ) { var div = document.createElement( "div" ); safeFragment.appendChild( div );
div.innerHTML = elem.outerHTML; return div.firstChild; }
jQuery.extend({ clone: function( elem, dataAndEvents, deepDataAndEvents ) { var srcElements, destElements, i, // IE<=8 does not properly clone detached, unknown element nodes clone = jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ? elem.cloneNode( true ) : shimCloneNode( elem );
if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) && (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) { // IE copies events bound via attachEvent when using cloneNode. // Calling detachEvent on the clone will also remove the events // from the original. In order to get around this, we use some // proprietary methods to clear the events. Thanks to MooTools // guys for this hotness.
cloneFixAttributes( elem, clone );
// Using Sizzle here is crazy slow, so we use getElementsByTagName instead srcElements = getAll( elem ); destElements = getAll( clone );
// Weird iteration because IE will replace the length property // with an element if you are cloning the body and one of the // elements on the page has a name or id of "length" for ( i = 0; srcElements[i]; ++i ) { // Ensure that the destination node is not null; Fixes #9587 if ( destElements[i] ) { cloneFixAttributes( srcElements[i], destElements[i] ); } } }
// Copy the events from the original to the clone if ( dataAndEvents ) { cloneCopyEvent( elem, clone );
if ( deepDataAndEvents ) { srcElements = getAll( elem ); destElements = getAll( clone );
for ( i = 0; srcElements[i]; ++i ) { cloneCopyEvent( srcElements[i], destElements[i] ); } } }
srcElements = destElements = null;
// Return the cloned set return clone; },
clean: function( elems, context, fragment, scripts ) { var checkScriptType, script, j, ret = [];
context = context || document;
// !context.createElement fails in IE with an error but returns typeof 'object' if ( typeof context.createElement === "undefined" ) { context = context.ownerDocument || context[0] && context[0].ownerDocument || document; }
for ( var i = 0, elem; (elem = elems[i]) != null; i++ ) { if ( typeof elem === "number" ) { elem += ""; }
if ( !elem ) { continue; }
// Convert html string into DOM nodes if ( typeof elem === "string" ) { if ( !rhtml.test( elem ) ) { elem = context.createTextNode( elem ); } else { // Fix "XHTML"-style tags in all browsers elem = elem.replace(rxhtmlTag, "<$1></$2>");
// Trim whitespace, otherwise indexOf won't work as expected var tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase(), wrap = wrapMap[ tag ] || wrapMap._default, depth = wrap[0], div = context.createElement("div"), safeChildNodes = safeFragment.childNodes, remove;
// Append wrapper element to unknown element safe doc fragment if ( context === document ) { // Use the fragment we've already created for this document safeFragment.appendChild( div ); } else { // Use a fragment created with the owner document createSafeFragment( context ).appendChild( div ); }
// Go to html and back, then peel off extra wrappers div.innerHTML = wrap[1] + elem + wrap[2];
// Move to the right depth while ( depth-- ) { div = div.lastChild; }
// Remove IE's autoinserted <tbody> from table fragments if ( !jQuery.support.tbody ) {
// String was a