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1/*! 2 * jQuery JavaScript Library v2.1.0 3 * http://jquery.com/ 4 * 5 * Includes Sizzle.js 6 * http://sizzlejs.com/ 7 * 8 * Copyright 2005, 2014 jQuery Foundation, Inc. and other contributors 9 * Released under the MIT license 10 * http://jquery.org/license 11 * 12 * Date: 2014-01-23T21:10Z 13 */ 14 15(function( global, factory ) { 16 17 if ( typeof module === "object" && typeof module.exports === "object" ) { 18 // For CommonJS and CommonJS-like environments where a proper window is present, 19 // execute the factory and get jQuery 20 // For environments that do not inherently posses a window with a document 21 // (such as Node.js), expose a jQuery-making factory as module.exports 22 // This accentuates the need for the creation of a real window 23 // e.g. var jQuery = require("jquery")(window); 24 // See ticket #14549 for more info 25 module.exports = global.document ? 26 factory( global, true ) : 27 function( w ) { 28 if ( !w.document ) { 29 throw new Error( "jQuery requires a window with a document" ); 30 } 31 return factory( w ); 32 }; 33 } else { 34 factory( global ); 35 } 36 37// Pass this if window is not defined yet 38}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { 39 40// Can't do this because several apps including ASP.NET trace 41// the stack via arguments.caller.callee and Firefox dies if 42// you try to trace through "use strict" call chains. (#13335) 43// Support: Firefox 18+ 44// 45 46var arr = []; 47 48var slice = arr.slice; 49 50var concat = arr.concat; 51 52var push = arr.push; 53 54var indexOf = arr.indexOf; 55 56var class2type = {}; 57 58var toString = class2type.toString; 59 60var hasOwn = class2type.hasOwnProperty; 61 62var trim = "".trim; 63 64var support = {}; 65 66 67 68var 69 // Use the correct document accordingly with window argument (sandbox) 70 document = window.document, 71 72 version = "2.1.0", 73 74 // Define a local copy of jQuery 75 jQuery = function( selector, context ) { 76 // The jQuery object is actually just the init constructor 'enhanced' 77 // Need init if jQuery is called (just allow error to be thrown if not included) 78 return new jQuery.fn.init( selector, context ); 79 }, 80 81 // Matches dashed string for camelizing 82 rmsPrefix = /^-ms-/, 83 rdashAlpha = /-([\da-z])/gi, 84 85 // Used by jQuery.camelCase as callback to replace() 86 fcamelCase = function( all, letter ) { 87 return letter.toUpperCase(); 88 }; 89 90jQuery.fn = jQuery.prototype = { 91 // The current version of jQuery being used 92 jquery: version, 93 94 constructor: jQuery, 95 96 // Start with an empty selector 97 selector: "", 98 99 // The default length of a jQuery object is 0 100 length: 0, 101 102 toArray: function() { 103 return slice.call( this ); 104 }, 105 106 // Get the Nth element in the matched element set OR 107 // Get the whole matched element set as a clean array 108 get: function( num ) { 109 return num != null ? 110 111 // Return a 'clean' array 112 ( num < 0 ? this[ num + this.length ] : this[ num ] ) : 113 114 // Return just the object 115 slice.call( this ); 116 }, 117 118 // Take an array of elements and push it onto the stack 119 // (returning the new matched element set) 120 pushStack: function( elems ) { 121 122 // Build a new jQuery matched element set 123 var ret = jQuery.merge( this.constructor(), elems ); 124 125 // Add the old object onto the stack (as a reference) 126 ret.prevObject = this; 127 ret.context = this.context; 128 129 // Return the newly-formed element set 130 return ret; 131 }, 132 133 // Execute a callback for every element in the matched set. 134 // (You can seed the arguments with an array of args, but this is 135 // only used internally.) 136 each: function( callback, args ) { 137 return jQuery.each( this, callback, args ); 138 }, 139 140 map: function( callback ) { 141 return this.pushStack( jQuery.map(this, function( elem, i ) { 142 return callback.call( elem, i, elem ); 143 })); 144 }, 145 146 slice: function() { 147 return this.pushStack( slice.apply( this, arguments ) ); 148 }, 149 150 first: function() { 151 return this.eq( 0 ); 152 }, 153 154 last: function() { 155 return this.eq( -1 ); 156 }, 157 158 eq: function( i ) { 159 var len = this.length, 160 j = +i + ( i < 0 ? len : 0 ); 161 return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] ); 162 }, 163 164 end: function() { 165 return this.prevObject || this.constructor(null); 166 }, 167 168 // For internal use only. 169 // Behaves like an Array's method, not like a jQuery method. 170 push: push, 171 sort: arr.sort, 172 splice: arr.splice 173}; 174 175jQuery.extend = jQuery.fn.extend = function() { 176 var options, name, src, copy, copyIsArray, clone, 177 target = arguments[0] || {}, 178 i = 1, 179 length = arguments.length, 180 deep = false; 181 182 // Handle a deep copy situation 183 if ( typeof target === "boolean" ) { 184 deep = target; 185 186 // skip the boolean and the target 187 target = arguments[ i ] || {}; 188 i++; 189 } 190 191 // Handle case when target is a string or something (possible in deep copy) 192 if ( typeof target !== "object" && !jQuery.isFunction(target) ) { 193 target = {}; 194 } 195 196 // extend jQuery itself if only one argument is passed 197 if ( i === length ) { 198 target = this; 199 i--; 200 } 201 202 for ( ; i < length; i++ ) { 203 // Only deal with non-null/undefined values 204 if ( (options = arguments[ i ]) != null ) { 205 // Extend the base object 206 for ( name in options ) { 207 src = target[ name ]; 208 copy = options[ name ]; 209 210 // Prevent never-ending loop 211 if ( target === copy ) { 212 continue; 213 } 214 215 // Recurse if we're merging plain objects or arrays 216 if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) { 217 if ( copyIsArray ) { 218 copyIsArray = false; 219 clone = src && jQuery.isArray(src) ? src : []; 220 221 } else { 222 clone = src && jQuery.isPlainObject(src) ? src : {}; 223 } 224 225 // Never move original objects, clone them 226 target[ name ] = jQuery.extend( deep, clone, copy ); 227 228 // Don't bring in undefined values 229 } else if ( copy !== undefined ) { 230 target[ name ] = copy; 231 } 232 } 233 } 234 } 235 236 // Return the modified object 237 return target; 238}; 239 240jQuery.extend({ 241 // Unique for each copy of jQuery on the page 242 expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), 243 244 // Assume jQuery is ready without the ready module 245 isReady: true, 246 247 error: function( msg ) { 248 throw new Error( msg ); 249 }, 250 251 noop: function() {}, 252 253 // See test/unit/core.js for details concerning isFunction. 254 // Since version 1.3, DOM methods and functions like alert 255 // aren't supported. They return false on IE (#2968). 256 isFunction: function( obj ) { 257 return jQuery.type(obj) === "function"; 258 }, 259 260 isArray: Array.isArray, 261 262 isWindow: function( obj ) { 263 return obj != null && obj === obj.window; 264 }, 265 266 isNumeric: function( obj ) { 267 // parseFloat NaNs numeric-cast false positives (null|true|false|"") 268 // ...but misinterprets leading-number strings, particularly hex literals ("0x...") 269 // subtraction forces infinities to NaN 270 return obj - parseFloat( obj ) >= 0; 271 }, 272 273 isPlainObject: function( obj ) { 274 // Not plain objects: 275 // - Any object or value whose internal [[Class]] property is not "[object Object]" 276 // - DOM nodes 277 // - window 278 if ( jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { 279 return false; 280 } 281 282 // Support: Firefox <20 283 // The try/catch suppresses exceptions thrown when attempting to access 284 // the "constructor" property of certain host objects, ie. |window.location| 285 // https://bugzilla.mozilla.org/show_bug.cgi?id=814622 286 try { 287 if ( obj.constructor && 288 !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) { 289 return false; 290 } 291 } catch ( e ) { 292 return false; 293 } 294 295 // If the function hasn't returned already, we're confident that 296 // |obj| is a plain object, created by {} or constructed with new Object 297 return true; 298 }, 299 300 isEmptyObject: function( obj ) { 301 var name; 302 for ( name in obj ) { 303 return false; 304 } 305 return true; 306 }, 307 308 type: function( obj ) { 309 if ( obj == null ) { 310 return obj + ""; 311 } 312 // Support: Android < 4.0, iOS < 6 (functionish RegExp) 313 return typeof obj === "object" || typeof obj === "function" ? 314 class2type[ toString.call(obj) ] || "object" : 315 typeof obj; 316 }, 317 318 // Evaluates a script in a global context 319 globalEval: function( code ) { 320 var script, 321 indirect = eval; 322 323 code = jQuery.trim( code ); 324 325 if ( code ) { 326 // If the code includes a valid, prologue position 327 // strict mode pragma, execute code by injecting a 328 // script tag into the document. 329 if ( code.indexOf("use strict") === 1 ) { 330 script = document.createElement("script"); 331 script.text = code; 332 document.head.appendChild( script ).parentNode.removeChild( script ); 333 } else { 334 // Otherwise, avoid the DOM node creation, insertion 335 // and removal by using an indirect global eval 336 indirect( code ); 337 } 338 } 339 }, 340 341 // Convert dashed to camelCase; used by the css and data modules 342 // Microsoft forgot to hump their vendor prefix (#9572) 343 camelCase: function( string ) { 344 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); 345 }, 346 347 nodeName: function( elem, name ) { 348 return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); 349 }, 350 351 // args is for internal usage only 352 each: function( obj, callback, args ) { 353 var value, 354 i = 0, 355 length = obj.length, 356 isArray = isArraylike( obj ); 357 358 if ( args ) { 359 if ( isArray ) { 360 for ( ; i < length; i++ ) { 361 value = callback.apply( obj[ i ], args ); 362 363 if ( value === false ) { 364 break; 365 } 366 } 367 } else { 368 for ( i in obj ) { 369 value = callback.apply( obj[ i ], args ); 370 371 if ( value === false ) { 372 break; 373 } 374 } 375 } 376 377 // A special, fast, case for the most common use of each 378 } else { 379 if ( isArray ) { 380 for ( ; i < length; i++ ) { 381 value = callback.call( obj[ i ], i, obj[ i ] ); 382 383 if ( value === false ) { 384 break; 385 } 386 } 387 } else { 388 for ( i in obj ) { 389 value = callback.call( obj[ i ], i, obj[ i ] ); 390 391 if ( value === false ) { 392 break; 393 } 394 } 395 } 396 } 397 398 return obj; 399 }, 400 401 trim: function( text ) { 402 return text == null ? "" : trim.call( text ); 403 }, 404 405 // results is for internal usage only 406 makeArray: function( arr, results ) { 407 var ret = results || []; 408 409 if ( arr != null ) { 410 if ( isArraylike( Object(arr) ) ) { 411 jQuery.merge( ret, 412 typeof arr === "string" ? 413 [ arr ] : arr 414 ); 415 } else { 416 push.call( ret, arr ); 417 } 418 } 419 420 return ret; 421 }, 422 423 inArray: function( elem, arr, i ) { 424 return arr == null ? -1 : indexOf.call( arr, elem, i ); 425 }, 426 427 merge: function( first, second ) { 428 var len = +second.length, 429 j = 0, 430 i = first.length; 431 432 for ( ; j < len; j++ ) { 433 first[ i++ ] = second[ j ]; 434 } 435 436 first.length = i; 437 438 return first; 439 }, 440 441 grep: function( elems, callback, invert ) { 442 var callbackInverse, 443 matches = [], 444 i = 0, 445 length = elems.length, 446 callbackExpect = !invert; 447 448 // Go through the array, only saving the items 449 // that pass the validator function 450 for ( ; i < length; i++ ) { 451 callbackInverse = !callback( elems[ i ], i ); 452 if ( callbackInverse !== callbackExpect ) { 453 matches.push( elems[ i ] ); 454 } 455 } 456 457 return matches; 458 }, 459 460 // arg is for internal usage only 461 map: function( elems, callback, arg ) { 462 var value, 463 i = 0, 464 length = elems.length, 465 isArray = isArraylike( elems ), 466 ret = []; 467 468 // Go through the array, translating each of the items to their new values 469 if ( isArray ) { 470 for ( ; i < length; i++ ) { 471 value = callback( elems[ i ], i, arg ); 472 473 if ( value != null ) { 474 ret.push( value ); 475 } 476 } 477 478 // Go through every key on the object, 479 } else { 480 for ( i in elems ) { 481 value = callback( elems[ i ], i, arg ); 482 483 if ( value != null ) { 484 ret.push( value ); 485 } 486 } 487 } 488 489 // Flatten any nested arrays 490 return concat.apply( [], ret ); 491 }, 492 493 // A global GUID counter for objects 494 guid: 1, 495 496 // Bind a function to a context, optionally partially applying any 497 // arguments. 498 proxy: function( fn, context ) { 499 var tmp, args, proxy; 500 501 if ( typeof context === "string" ) { 502 tmp = fn[ context ]; 503 context = fn; 504 fn = tmp; 505 } 506 507 // Quick check to determine if target is callable, in the spec 508 // this throws a TypeError, but we will just return undefined. 509 if ( !jQuery.isFunction( fn ) ) { 510 return undefined; 511 } 512 513 // Simulated bind 514 args = slice.call( arguments, 2 ); 515 proxy = function() { 516 return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); 517 }; 518 519 // Set the guid of unique handler to the same of original handler, so it can be removed 520 proxy.guid = fn.guid = fn.guid || jQuery.guid++; 521 522 return proxy; 523 }, 524 525 now: Date.now, 526 527 // jQuery.support is not used in Core but other projects attach their 528 // properties to it so it needs to exist. 529 support: support 530}); 531 532// Populate the class2type map 533jQuery.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) { 534 class2type[ "[object " + name + "]" ] = name.toLowerCase(); 535}); 536 537function isArraylike( obj ) { 538 var length = obj.length, 539 type = jQuery.type( obj ); 540 541 if ( type === "function" || jQuery.isWindow( obj ) ) { 542 return false; 543 } 544 545 if ( obj.nodeType === 1 && length ) { 546 return true; 547 } 548 549 return type === "array" || length === 0 || 550 typeof length === "number" && length > 0 && ( length - 1 ) in obj; 551} 552var Sizzle = 553/*! 554 * Sizzle CSS Selector Engine v1.10.16 555 * http://sizzlejs.com/ 556 * 557 * Copyright 2013 jQuery Foundation, Inc. and other contributors 558 * Released under the MIT license 559 * http://jquery.org/license 560 * 561 * Date: 2014-01-13 562 */ 563(function( window ) { 564 565var i, 566 support, 567 Expr, 568 getText, 569 isXML, 570 compile, 571 outermostContext, 572 sortInput, 573 hasDuplicate, 574 575 // Local document vars 576 setDocument, 577 document, 578 docElem, 579 documentIsHTML, 580 rbuggyQSA, 581 rbuggyMatches, 582 matches, 583 contains, 584 585 // Instance-specific data 586 expando = "sizzle" + -(new Date()), 587 preferredDoc = window.document, 588 dirruns = 0, 589 done = 0, 590 classCache = createCache(), 591 tokenCache = createCache(), 592 compilerCache = createCache(), 593 sortOrder = function( a, b ) { 594 if ( a === b ) { 595 hasDuplicate = true; 596 } 597 return 0; 598 }, 599 600 // General-purpose constants 601 strundefined = typeof undefined, 602 MAX_NEGATIVE = 1 << 31, 603 604 // Instance methods 605 hasOwn = ({}).hasOwnProperty, 606 arr = [], 607 pop = arr.pop, 608 push_native = arr.push, 609 push = arr.push, 610 slice = arr.slice, 611 // Use a stripped-down indexOf if we can't use a native one 612 indexOf = arr.indexOf || function( elem ) { 613 var i = 0, 614 len = this.length; 615 for ( ; i < len; i++ ) { 616 if ( this[i] === elem ) { 617 return i; 618 } 619 } 620 return -1; 621 }, 622 623 booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", 624 625 // Regular expressions 626 627 // Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace 628 whitespace = "[\\x20\\t\\r\\n\\f]", 629 // http://www.w3.org/TR/css3-syntax/#characters 630 characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", 631 632 // Loosely modeled on CSS identifier characters 633 // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors 634 // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier 635 identifier = characterEncoding.replace( "w", "w#" ), 636 637 // Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors 638 attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace + 639 "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]", 640 641 // Prefer arguments quoted, 642 // then not containing pseudos/brackets, 643 // then attribute selectors/non-parenthetical expressions, 644 // then anything else 645 // These preferences are here to reduce the number of selectors 646 // needing tokenize in the PSEUDO preFilter 647 pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\\)|)", 648 649 // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter 650 rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), 651 652 rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), 653 rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), 654 655 rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), 656 657 rpseudo = new RegExp( pseudos ), 658 ridentifier = new RegExp( "^" + identifier + "$" ), 659 660 matchExpr = { 661 "ID": new RegExp( "^#(" + characterEncoding + ")" ), 662 "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ), 663 "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ), 664 "ATTR": new RegExp( "^" + attributes ), 665 "PSEUDO": new RegExp( "^" + pseudos ), 666 "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + 667 "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + 668 "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), 669 "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), 670 // For use in libraries implementing .is() 671 // We use this for POS matching in `select` 672 "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + 673 whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) 674 }, 675 676 rinputs = /^(?:input|select|textarea|button)$/i, 677 rheader = /^h\d$/i, 678 679 rnative = /^[^{]+\{\s*\[native \w/, 680 681 // Easily-parseable/retrievable ID or TAG or CLASS selectors 682 rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, 683 684 rsibling = /[+~]/, 685 rescape = /'|\\/g, 686 687 // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters 688 runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), 689 funescape = function( _, escaped, escapedWhitespace ) { 690 var high = "0x" + escaped - 0x10000; 691 // NaN means non-codepoint 692 // Support: Firefox 693 // Workaround erroneous numeric interpretation of +"0x" 694 return high !== high || escapedWhitespace ? 695 escaped : 696 high < 0 ? 697 // BMP codepoint 698 String.fromCharCode( high + 0x10000 ) : 699 // Supplemental Plane codepoint (surrogate pair) 700 String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); 701 }; 702 703// Optimize for push.apply( _, NodeList ) 704try { 705 push.apply( 706 (arr = slice.call( preferredDoc.childNodes )), 707 preferredDoc.childNodes 708 ); 709 // Support: Android<4.0 710 // Detect silently failing push.apply 711 arr[ preferredDoc.childNodes.length ].nodeType; 712} catch ( e ) { 713 push = { apply: arr.length ? 714 715 // Leverage slice if possible 716 function( target, els ) { 717 push_native.apply( target, slice.call(els) ); 718 } : 719 720 // Support: IE<9 721 // Otherwise append directly 722 function( target, els ) { 723 var j = target.length, 724 i = 0; 725 // Can't trust NodeList.length 726 while ( (target[j++] = els[i++]) ) {} 727 target.length = j - 1; 728 } 729 }; 730} 731 732function Sizzle( selector, context, results, seed ) { 733 var match, elem, m, nodeType, 734 // QSA vars 735 i, groups, old, nid, newContext, newSelector; 736 737 if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { 738 setDocument( context ); 739 } 740 741 context = context || document; 742 results = results || []; 743 744 if ( !selector || typeof selector !== "string" ) { 745 return results; 746 } 747 748 if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) { 749 return []; 750 } 751 752 if ( documentIsHTML && !seed ) { 753 754 // Shortcuts 755 if ( (match = rquickExpr.exec( selector )) ) { 756 // Speed-up: Sizzle("#ID") 757 if ( (m = match[1]) ) { 758 if ( nodeType === 9 ) { 759 elem = context.getElementById( m ); 760 // Check parentNode to catch when Blackberry 4.6 returns 761 // nodes that are no longer in the document (jQuery #6963) 762 if ( elem && elem.parentNode ) { 763 // Handle the case where IE, Opera, and Webkit return items 764 // by name instead of ID 765 if ( elem.id === m ) { 766 results.push( elem ); 767 return results; 768 } 769 } else { 770 return results; 771 } 772 } else { 773 // Context is not a document 774 if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) && 775 contains( context, elem ) && elem.id === m ) { 776 results.push( elem ); 777 return results; 778 } 779 } 780 781 // Speed-up: Sizzle("TAG") 782 } else if ( match[2] ) { 783 push.apply( results, context.getElementsByTagName( selector ) ); 784 return results; 785 786 // Speed-up: Sizzle(".CLASS") 787 } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { 788 push.apply( results, context.getElementsByClassName( m ) ); 789 return results; 790 } 791 } 792 793 // QSA path 794 if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { 795 nid = old = expando; 796 newContext = context; 797 newSelector = nodeType === 9 && selector; 798 799 // qSA works strangely on Element-rooted queries 800 // We can work around this by specifying an extra ID on the root 801 // and working up from there (Thanks to Andrew Dupont for the technique) 802 // IE 8 doesn't work on object elements 803 if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) { 804 groups = tokenize( selector ); 805 806 if ( (old = context.getAttribute("id")) ) { 807 nid = old.replace( rescape, "\\$&" ); 808 } else { 809 context.setAttribute( "id", nid ); 810 } 811 nid = "[id='" + nid + "'] "; 812 813 i = groups.length; 814 while ( i-- ) { 815 groups[i] = nid + toSelector( groups[i] ); 816 } 817 newContext = rsibling.test( selector ) && testContext( context.parentNode ) || context; 818 newSelector = groups.join(","); 819 } 820 821 if ( newSelector ) { 822 try { 823 push.apply( results, 824 newContext.querySelectorAll( newSelector ) 825 ); 826 return results; 827 } catch(qsaError) { 828 } finally { 829 if ( !old ) { 830 context.removeAttribute("id"); 831 } 832 } 833 } 834 } 835 } 836 837 // All others 838 return select( selector.replace( rtrim, "$1" ), context, results, seed ); 839} 840 841/** 842 * Create key-value caches of limited size 843 * @returns {Function(string, Object)} Returns the Object data after storing it on itself with 844 * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) 845 * deleting the oldest entry 846 */ 847function createCache() { 848 var keys = []; 849 850 function cache( key, value ) { 851 // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) 852 if ( keys.push( key + " " ) > Expr.cacheLength ) { 853 // Only keep the most recent entries 854 delete cache[ keys.shift() ]; 855 } 856 return (cache[ key + " " ] = value); 857 } 858 return cache; 859} 860 861/** 862 * Mark a function for special use by Sizzle 863 * @param {Function} fn The function to mark 864 */ 865function markFunction( fn ) { 866 fn[ expando ] = true; 867 return fn; 868} 869 870/** 871 * Support testing using an element 872 * @param {Function} fn Passed the created div and expects a boolean result 873 */ 874function assert( fn ) { 875 var div = document.createElement("div"); 876 877 try { 878 return !!fn( div ); 879 } catch (e) { 880 return false; 881 } finally { 882 // Remove from its parent by default 883 if ( div.parentNode ) { 884 div.parentNode.removeChild( div ); 885 } 886 // release memory in IE 887 div = null; 888 } 889} 890 891/** 892 * Adds the same handler for all of the specified attrs 893 * @param {String} attrs Pipe-separated list of attributes 894 * @param {Function} handler The method that will be applied 895 */ 896function addHandle( attrs, handler ) { 897 var arr = attrs.split("|"), 898 i = attrs.length; 899 900 while ( i-- ) { 901 Expr.attrHandle[ arr[i] ] = handler; 902 } 903} 904 905/** 906 * Checks document order of two siblings 907 * @param {Element} a 908 * @param {Element} b 909 * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b 910 */ 911function siblingCheck( a, b ) { 912 var cur = b && a, 913 diff = cur && a.nodeType === 1 && b.nodeType === 1 && 914 ( ~b.sourceIndex || MAX_NEGATIVE ) - 915 ( ~a.sourceIndex || MAX_NEGATIVE ); 916 917 // Use IE sourceIndex if available on both nodes 918 if ( diff ) { 919 return diff; 920 } 921 922 // Check if b follows a 923 if ( cur ) { 924 while ( (cur = cur.nextSibling) ) { 925 if ( cur === b ) { 926 return -1; 927 } 928 } 929 } 930 931 return a ? 1 : -1; 932} 933 934/** 935 * Returns a function to use in pseudos for input types 936 * @param {String} type 937 */ 938function createInputPseudo( type ) { 939 return function( elem ) { 940 var name = elem.nodeName.toLowerCase(); 941 return name === "input" && elem.type === type; 942 }; 943} 944 945/** 946 * Returns a function to use in pseudos for buttons 947 * @param {String} type 948 */ 949function createButtonPseudo( type ) { 950 return function( elem ) { 951 var name = elem.nodeName.toLowerCase(); 952 return (name === "input" || name === "button") && elem.type === type; 953 }; 954} 955 956/** 957 * Returns a function to use in pseudos for positionals 958 * @param {Function} fn 959 */ 960function createPositionalPseudo( fn ) { 961 return markFunction(function( argument ) { 962 argument = +argument; 963 return markFunction(function( seed, matches ) { 964 var j, 965 matchIndexes = fn( [], seed.length, argument ), 966 i = matchIndexes.length; 967 968 // Match elements found at the specified indexes 969 while ( i-- ) { 970 if ( seed[ (j = matchIndexes[i]) ] ) { 971 seed[j] = !(matches[j] = seed[j]); 972 } 973 } 974 }); 975 }); 976} 977 978/** 979 * Checks a node for validity as a Sizzle context 980 * @param {Element|Object=} context 981 * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value 982 */ 983function testContext( context ) { 984 return context && typeof context.getElementsByTagName !== strundefined && context; 985} 986 987// Expose support vars for convenience 988support = Sizzle.support = {}; 989 990/** 991 * Detects XML nodes 992 * @param {Element|Object} elem An element or a document 993 * @returns {Boolean} True iff elem is a non-HTML XML node 994 */ 995isXML = Sizzle.isXML = function( elem ) { 996 // documentElement is verified for cases where it doesn't yet exist 997 // (such as loading iframes in IE - #4833) 998 var documentElement = elem && (elem.ownerDocument || elem).documentElement; 999 return documentElement ? documentElement.nodeName !== "HTML" : false; 1000}; 1001 1002/** 1003 * Sets document-related variables once based on the current document 1004 * @param {Element|Object} [doc] An element or document object to use to set the document 1005 * @returns {Object} Returns the current document 1006 */ 1007setDocument = Sizzle.setDocument = function( node ) { 1008 var hasCompare, 1009 doc = node ? node.ownerDocument || node : preferredDoc, 1010 parent = doc.defaultView; 1011 1012 // If no document and documentElement is available, return 1013 if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { 1014 return document; 1015 } 1016 1017 // Set our document 1018 document = doc; 1019 docElem = doc.documentElement; 1020 1021 // Support tests 1022 documentIsHTML = !isXML( doc ); 1023 1024 // Support: IE>8 1025 // If iframe document is assigned to "document" variable and if iframe has been reloaded, 1026 // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936 1027 // IE6-8 do not support the defaultView property so parent will be undefined 1028 if ( parent && parent !== parent.top ) { 1029 // IE11 does not have attachEvent, so all must suffer 1030 if ( parent.addEventListener ) { 1031 parent.addEventListener( "unload", function() { 1032 setDocument(); 1033 }, false ); 1034 } else if ( parent.attachEvent ) { 1035 parent.attachEvent( "onunload", function() { 1036 setDocument(); 1037 }); 1038 } 1039 } 1040 1041 /* Attributes 1042 ---------------------------------------------------------------------- */ 1043 1044 // Support: IE<8 1045 // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans) 1046 support.attributes = assert(function( div ) { 1047 div.className = "i"; 1048 return !div.getAttribute("className"); 1049 }); 1050 1051 /* getElement(s)By* 1052 ---------------------------------------------------------------------- */ 1053 1054 // Check if getElementsByTagName("*") returns only elements 1055 support.getElementsByTagName = assert(function( div ) { 1056 div.appendChild( doc.createComment("") ); 1057 return !div.getElementsByTagName("*").length; 1058 }); 1059 1060 // Check if getElementsByClassName can be trusted 1061 support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) { 1062 div.innerHTML = "<div class='a'></div><div class='a i'></div>"; 1063 1064 // Support: Safari<4 1065 // Catch class over-caching 1066 div.firstChild.className = "i"; 1067 // Support: Opera<10 1068 // Catch gEBCN failure to find non-leading classes 1069 return div.getElementsByClassName("i").length === 2; 1070 }); 1071 1072 // Support: IE<10 1073 // Check if getElementById returns elements by name 1074 // The broken getElementById methods don't pick up programatically-set names, 1075 // so use a roundabout getElementsByName test 1076 support.getById = assert(function( div ) { 1077 docElem.appendChild( div ).id = expando; 1078 return !doc.getElementsByName || !doc.getElementsByName( expando ).length; 1079 }); 1080 1081 // ID find and filter 1082 if ( support.getById ) { 1083 Expr.find["ID"] = function( id, context ) { 1084 if ( typeof context.getElementById !== strundefined && documentIsHTML ) { 1085 var m = context.getElementById( id ); 1086 // Check parentNode to catch when Blackberry 4.6 returns 1087 // nodes that are no longer in the document #6963 1088 return m && m.parentNode ? [m] : []; 1089 } 1090 }; 1091 Expr.filter["ID"] = function( id ) { 1092 var attrId = id.replace( runescape, funescape ); 1093 return function( elem ) { 1094 return elem.getAttribute("id") === attrId; 1095 }; 1096 }; 1097 } else { 1098 // Support: IE6/7 1099 // getElementById is not reliable as a find shortcut 1100 delete Expr.find["ID"]; 1101 1102 Expr.filter["ID"] = function( id ) { 1103 var attrId = id.replace( runescape, funescape ); 1104 return function( elem ) { 1105 var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id"); 1106 return node && node.value === attrId; 1107 }; 1108 }; 1109 } 1110 1111 // Tag 1112 Expr.find["TAG"] = support.getElementsByTagName ? 1113 function( tag, context ) { 1114 if ( typeof context.getElementsByTagName !== strundefined ) { 1115 return context.getElementsByTagName( tag ); 1116 } 1117 } : 1118 function( tag, context ) { 1119 var elem, 1120 tmp = [], 1121 i = 0, 1122 results = context.getElementsByTagName( tag ); 1123 1124 // Filter out possible comments 1125 if ( tag === "*" ) { 1126 while ( (elem = results[i++]) ) { 1127 if ( elem.nodeType === 1 ) { 1128 tmp.push( elem ); 1129 } 1130 } 1131 1132 return tmp; 1133 } 1134 return results; 1135 }; 1136 1137 // Class 1138 Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { 1139 if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) { 1140 return context.getElementsByClassName( className ); 1141 } 1142 }; 1143 1144 /* QSA/matchesSelector 1145 ---------------------------------------------------------------------- */ 1146 1147 // QSA and matchesSelector support 1148 1149 // matchesSelector(:active) reports false when true (IE9/Opera 11.5) 1150 rbuggyMatches = []; 1151 1152 // qSa(:focus) reports false when true (Chrome 21) 1153 // We allow this because of a bug in IE8/9 that throws an error 1154 // whenever `document.activeElement` is accessed on an iframe 1155 // So, we allow :focus to pass through QSA all the time to avoid the IE error 1156 // See http://bugs.jquery.com/ticket/13378 1157 rbuggyQSA = []; 1158 1159 if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) { 1160 // Build QSA regex 1161 // Regex strategy adopted from Diego Perini 1162 assert(function( div ) { 1163 // Select is set to empty string on purpose 1164 // This is to test IE's treatment of not explicitly 1165 // setting a boolean content attribute, 1166 // since its presence should be enough 1167 // http://bugs.jquery.com/ticket/12359 1168 div.innerHTML = "<select t=''><option selected=''></option></select>"; 1169 1170 // Support: IE8, Opera 10-12 1171 // Nothing should be selected when empty strings follow ^= or $= or *= 1172 if ( div.querySelectorAll("[t^='']").length ) { 1173 rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); 1174 } 1175 1176 // Support: IE8 1177 // Boolean attributes and "value" are not treated correctly 1178 if ( !div.querySelectorAll("[selected]").length ) { 1179 rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); 1180 } 1181 1182 // Webkit/Opera - :checked should return selected option elements 1183 // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked 1184 // IE8 throws error here and will not see later tests 1185 if ( !div.querySelectorAll(":checked").length ) { 1186 rbuggyQSA.push(":checked"); 1187 } 1188 }); 1189 1190 assert(function( div ) { 1191 // Support: Windows 8 Native Apps 1192 // The type and name attributes are restricted during .innerHTML assignment 1193 var input = doc.createElement("input"); 1194 input.setAttribute( "type", "hidden" ); 1195 div.appendChild( input ).setAttribute( "name", "D" ); 1196 1197 // Support: IE8 1198 // Enforce case-sensitivity of name attribute 1199 if ( div.querySelectorAll("[name=d]").length ) { 1200 rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); 1201 } 1202 1203 // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) 1204 // IE8 throws error here and will not see later tests 1205 if ( !div.querySelectorAll(":enabled").length ) { 1206 rbuggyQSA.push( ":enabled", ":disabled" ); 1207 } 1208 1209 // Opera 10-11 does not throw on post-comma invalid pseudos 1210 div.querySelectorAll("*,:x"); 1211 rbuggyQSA.push(",.*:"); 1212 }); 1213 } 1214 1215 if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector || 1216 docElem.mozMatchesSelector || 1217 docElem.oMatchesSelector || 1218 docElem.msMatchesSelector) )) ) { 1219 1220 assert(function( div ) { 1221 // Check to see if it's possible to do matchesSelector 1222 // on a disconnected node (IE 9) 1223 support.disconnectedMatch = matches.call( div, "div" ); 1224 1225 // This should fail with an exception 1226 // Gecko does not error, returns false instead 1227 matches.call( div, "[s!='']:x" ); 1228 rbuggyMatches.push( "!=", pseudos ); 1229 }); 1230 } 1231 1232 rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); 1233 rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); 1234 1235 /* Contains 1236 ---------------------------------------------------------------------- */ 1237 hasCompare = rnative.test( docElem.compareDocumentPosition ); 1238 1239 // Element contains another 1240 // Purposefully does not implement inclusive descendent 1241 // As in, an element does not contain itself 1242 contains = hasCompare || rnative.test( docElem.contains ) ? 1243 function( a, b ) { 1244 var adown = a.nodeType === 9 ? a.documentElement : a, 1245 bup = b && b.parentNode; 1246 return a === bup || !!( bup && bup.nodeType === 1 && ( 1247 adown.contains ? 1248 adown.contains( bup ) : 1249 a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 1250 )); 1251 } : 1252 function( a, b ) { 1253 if ( b ) { 1254 while ( (b = b.parentNode) ) { 1255 if ( b === a ) { 1256 return true; 1257 } 1258 } 1259 } 1260 return false; 1261 }; 1262 1263 /* Sorting 1264 ---------------------------------------------------------------------- */ 1265 1266 // Document order sorting 1267 sortOrder = hasCompare ? 1268 function( a, b ) { 1269 1270 // Flag for duplicate removal 1271 if ( a === b ) { 1272 hasDuplicate = true; 1273 return 0; 1274 } 1275 1276 // Sort on method existence if only one input has compareDocumentPosition 1277 var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; 1278 if ( compare ) { 1279 return compare; 1280 } 1281 1282 // Calculate position if both inputs belong to the same document 1283 compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? 1284 a.compareDocumentPosition( b ) : 1285 1286 // Otherwise we know they are disconnected 1287 1; 1288 1289 // Disconnected nodes 1290 if ( compare & 1 || 1291 (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { 1292 1293 // Choose the first element that is related to our preferred document 1294 if ( a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { 1295 return -1; 1296 } 1297 if ( b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { 1298 return 1; 1299 } 1300 1301 // Maintain original order 1302 return sortInput ? 1303 ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : 1304 0; 1305 } 1306 1307 return compare & 4 ? -1 : 1; 1308 } : 1309 function( a, b ) { 1310 // Exit early if the nodes are identical 1311 if ( a === b ) { 1312 hasDuplicate = true; 1313 return 0; 1314 } 1315 1316 var cur, 1317 i = 0, 1318 aup = a.parentNode, 1319 bup = b.parentNode, 1320 ap = [ a ], 1321 bp = [ b ]; 1322 1323 // Parentless nodes are either documents or disconnected 1324 if ( !aup || !bup ) { 1325 return a === doc ? -1 : 1326 b === doc ? 1 : 1327 aup ? -1 : 1328 bup ? 1 : 1329 sortInput ? 1330 ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : 1331 0; 1332 1333 // If the nodes are siblings, we can do a quick check 1334 } else if ( aup === bup ) { 1335 return siblingCheck( a, b ); 1336 } 1337 1338 // Otherwise we need full lists of their ancestors for comparison 1339 cur = a; 1340 while ( (cur = cur.parentNode) ) { 1341 ap.unshift( cur ); 1342 } 1343 cur = b; 1344 while ( (cur = cur.parentNode) ) { 1345 bp.unshift( cur ); 1346 } 1347 1348 // Walk down the tree looking for a discrepancy 1349 while ( ap[i] === bp[i] ) { 1350 i++; 1351 } 1352 1353 return i ? 1354 // Do a sibling check if the nodes have a common ancestor 1355 siblingCheck( ap[i], bp[i] ) : 1356 1357 // Otherwise nodes in our document sort first 1358 ap[i] === preferredDoc ? -1 : 1359 bp[i] === preferredDoc ? 1 : 1360 0; 1361 }; 1362 1363 return doc; 1364}; 1365 1366Sizzle.matches = function( expr, elements ) { 1367 return Sizzle( expr, null, null, elements ); 1368}; 1369 1370Sizzle.matchesSelector = function( elem, expr ) { 1371 // Set document vars if needed 1372 if ( ( elem.ownerDocument || elem ) !== document ) { 1373 setDocument( elem ); 1374 } 1375 1376 // Make sure that attribute selectors are quoted 1377 expr = expr.replace( rattributeQuotes, "='$1']" ); 1378 1379 if ( support.matchesSelector && documentIsHTML && 1380 ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && 1381 ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { 1382 1383 try { 1384 var ret = matches.call( elem, expr ); 1385 1386 // IE 9's matchesSelector returns false on disconnected nodes 1387 if ( ret || support.disconnectedMatch || 1388 // As well, disconnected nodes are said to be in a document 1389 // fragment in IE 9 1390 elem.document && elem.document.nodeType !== 11 ) { 1391 return ret; 1392 } 1393 } catch(e) {} 1394 } 1395 1396 return Sizzle( expr, document, null, [elem] ).length > 0; 1397}; 1398 1399Sizzle.contains = function( context, elem ) { 1400 // Set document vars if needed 1401 if ( ( context.ownerDocument || context ) !== document ) { 1402 setDocument( context ); 1403 } 1404 return contains( context, elem ); 1405}; 1406 1407Sizzle.attr = function( elem, name ) { 1408 // Set document vars if needed 1409 if ( ( elem.ownerDocument || elem ) !== document ) { 1410 setDocument( elem ); 1411 } 1412 1413 var fn = Expr.attrHandle[ name.toLowerCase() ], 1414 // Don't get fooled by Object.prototype properties (jQuery #13807) 1415 val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? 1416 fn( elem, name, !documentIsHTML ) : 1417 undefined; 1418 1419 return val !== undefined ? 1420 val : 1421 support.attributes || !documentIsHTML ? 1422 elem.getAttribute( name ) : 1423 (val = elem.getAttributeNode(name)) && val.specified ? 1424 val.value : 1425 null; 1426}; 1427 1428Sizzle.error = function( msg ) { 1429 throw new Error( "Syntax error, unrecognized expression: " + msg ); 1430}; 1431 1432/** 1433 * Document sorting and removing duplicates 1434 * @param {ArrayLike} results 1435 */ 1436Sizzle.uniqueSort = function( results ) { 1437 var elem, 1438 duplicates = [], 1439 j = 0, 1440 i = 0; 1441 1442 // Unless we *know* we can detect duplicates, assume their presence 1443 hasDuplicate = !support.detectDuplicates; 1444 sortInput = !support.sortStable && results.slice( 0 ); 1445 results.sort( sortOrder ); 1446 1447 if ( hasDuplicate ) { 1448 while ( (elem = results[i++]) ) { 1449 if ( elem === results[ i ] ) { 1450 j = duplicates.push( i ); 1451 } 1452 } 1453 while ( j-- ) { 1454 results.splice( duplicates[ j ], 1 ); 1455 } 1456 } 1457 1458 // Clear input after sorting to release objects 1459 // See https://github.com/jquery/sizzle/pull/225 1460 sortInput = null; 1461 1462 return results; 1463}; 1464 1465/** 1466 * Utility function for retrieving the text value of an array of DOM nodes 1467 * @param {Array|Element} elem 1468 */ 1469getText = Sizzle.getText = function( elem ) { 1470 var node, 1471 ret = "", 1472 i = 0, 1473 nodeType = elem.nodeType; 1474 1475 if ( !nodeType ) { 1476 // If no nodeType, this is expected to be an array 1477 while ( (node = elem[i++]) ) { 1478 // Do not traverse comment nodes 1479 ret += getText( node ); 1480 } 1481 } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { 1482 // Use textContent for elements 1483 // innerText usage removed for consistency of new lines (jQuery #11153) 1484 if ( typeof elem.textContent === "string" ) { 1485 return elem.textContent; 1486 } else { 1487 // Traverse its children 1488 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { 1489 ret += getText( elem ); 1490 } 1491 } 1492 } else if ( nodeType === 3 || nodeType === 4 ) { 1493 return elem.nodeValue; 1494 } 1495 // Do not include comment or processing instruction nodes 1496 1497 return ret; 1498}; 1499 1500Expr = Sizzle.selectors = { 1501 1502 // Can be adjusted by the user 1503 cacheLength: 50, 1504 1505 createPseudo: markFunction, 1506 1507 match: matchExpr, 1508 1509 attrHandle: {}, 1510 1511 find: {}, 1512 1513 relative: { 1514 ">": { dir: "parentNode", first: true }, 1515 " ": { dir: "parentNode" }, 1516 "+": { dir: "previousSibling", first: true }, 1517 "~": { dir: "previousSibling" } 1518 }, 1519 1520 preFilter: { 1521 "ATTR": function( match ) { 1522 match[1] = match[1].replace( runescape, funescape ); 1523 1524 // Move the given value to match[3] whether quoted or unquoted 1525 match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape ); 1526 1527 if ( match[2] === "~=" ) { 1528 match[3] = " " + match[3] + " "; 1529 } 1530 1531 return match.slice( 0, 4 ); 1532 }, 1533 1534 "CHILD": function( match ) { 1535 /* matches from matchExpr["CHILD"] 1536 1 type (only|nth|...) 1537 2 what (child|of-type) 1538 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) 1539 4 xn-component of xn+y argument ([+-]?\d*n|) 1540 5 sign of xn-component 1541 6 x of xn-component 1542 7 sign of y-component 1543 8 y of y-component 1544 */ 1545 match[1] = match[1].toLowerCase(); 1546 1547 if ( match[1].slice( 0, 3 ) === "nth" ) { 1548 // nth-* requires argument 1549 if ( !match[3] ) { 1550 Sizzle.error( match[0] ); 1551 } 1552 1553 // numeric x and y parameters for Expr.filter.CHILD 1554 // remember that false/true cast respectively to 0/1 1555 match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); 1556 match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); 1557 1558 // other types prohibit arguments 1559 } else if ( match[3] ) { 1560 Sizzle.error( match[0] ); 1561 } 1562 1563 return match; 1564 }, 1565 1566 "PSEUDO": function( match ) { 1567 var excess, 1568 unquoted = !match[5] && match[2]; 1569 1570 if ( matchExpr["CHILD"].test( match[0] ) ) { 1571 return null; 1572 } 1573 1574 // Accept quoted arguments as-is 1575 if ( match[3] && match[4] !== undefined ) { 1576 match[2] = match[4]; 1577 1578 // Strip excess characters from unquoted arguments 1579 } else if ( unquoted && rpseudo.test( unquoted ) && 1580 // Get excess from tokenize (recursively) 1581 (excess = tokenize( unquoted, true )) && 1582 // advance to the next closing parenthesis 1583 (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { 1584 1585 // excess is a negative index 1586 match[0] = match[0].slice( 0, excess ); 1587 match[2] = unquoted.slice( 0, excess ); 1588 } 1589 1590 // Return only captures needed by the pseudo filter method (type and argument) 1591 return match.slice( 0, 3 ); 1592 } 1593 }, 1594 1595 filter: { 1596 1597 "TAG": function( nodeNameSelector ) { 1598 var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); 1599 return nodeNameSelector === "*" ? 1600 function() { return true; } : 1601 function( elem ) { 1602 return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; 1603 }; 1604 }, 1605 1606 "CLASS": function( className ) { 1607 var pattern = classCache[ className + " " ]; 1608 1609 return pattern || 1610 (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && 1611 classCache( className, function( elem ) { 1612 return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" ); 1613 }); 1614 }, 1615 1616 "ATTR": function( name, operator, check ) { 1617 return function( elem ) { 1618 var result = Sizzle.attr( elem, name ); 1619 1620 if ( result == null ) { 1621 return operator === "!="; 1622 } 1623 if ( !operator ) { 1624 return true; 1625 } 1626 1627 result += ""; 1628 1629 return operator === "=" ? result === check : 1630 operator === "!=" ? result !== check : 1631 operator === "^=" ? check && result.indexOf( check ) === 0 : 1632 operator === "*=" ? check && result.indexOf( check ) > -1 : 1633 operator === "$=" ? check && result.slice( -check.length ) === check : 1634 operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 : 1635 operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : 1636 false; 1637 }; 1638 }, 1639 1640 "CHILD": function( type, what, argument, first, last ) { 1641 var simple = type.slice( 0, 3 ) !== "nth", 1642 forward = type.slice( -4 ) !== "last", 1643 ofType = what === "of-type"; 1644 1645 return first === 1 && last === 0 ? 1646 1647 // Shortcut for :nth-*(n) 1648 function( elem ) { 1649 return !!elem.parentNode; 1650 } : 1651 1652 function( elem, context, xml ) { 1653 var cache, outerCache, node, diff, nodeIndex, start, 1654 dir = simple !== forward ? "nextSibling" : "previousSibling", 1655 parent = elem.parentNode, 1656 name = ofType && elem.nodeName.toLowerCase(), 1657 useCache = !xml && !ofType; 1658 1659 if ( parent ) { 1660 1661 // :(first|last|only)-(child|of-type) 1662 if ( simple ) { 1663 while ( dir ) { 1664 node = elem; 1665 while ( (node = node[ dir ]) ) { 1666 if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { 1667 return false; 1668 } 1669 } 1670 // Reverse direction for :only-* (if we haven't yet done so) 1671 start = dir = type === "only" && !start && "nextSibling"; 1672 } 1673 return true; 1674 } 1675 1676 start = [ forward ? parent.firstChild : parent.lastChild ]; 1677 1678 // non-xml :nth-child(...) stores cache data on `parent` 1679 if ( forward && useCache ) { 1680 // Seek `elem` from a previously-cached index 1681 outerCache = parent[ expando ] || (parent[ expando ] = {}); 1682 cache = outerCache[ type ] || []; 1683 nodeIndex = cache[0] === dirruns && cache[1]; 1684 diff = cache[0] === dirruns && cache[2]; 1685 node = nodeIndex && parent.childNodes[ nodeIndex ]; 1686 1687 while ( (node = ++nodeIndex && node && node[ dir ] || 1688 1689 // Fallback to seeking `elem` from the start 1690 (diff = nodeIndex = 0) || start.pop()) ) { 1691 1692 // When found, cache indexes on `parent` and break 1693 if ( node.nodeType === 1 && ++diff && node === elem ) { 1694 outerCache[ type ] = [ dirruns, nodeIndex, diff ]; 1695 break; 1696 } 1697 } 1698 1699 // Use previously-cached element index if available 1700 } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) { 1701 diff = cache[1]; 1702 1703 // xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...) 1704 } else { 1705 // Use the same loop as above to seek `elem` from the start 1706 while ( (node = ++nodeIndex && node && node[ dir ] || 1707 (diff = nodeIndex = 0) || start.pop()) ) { 1708 1709 if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) { 1710 // Cache the index of each encountered element 1711 if ( useCache ) { 1712 (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ]; 1713 } 1714 1715 if ( node === elem ) { 1716 break; 1717 } 1718 } 1719 } 1720 } 1721 1722 // Incorporate the offset, then check against cycle size 1723 diff -= last; 1724 return diff === first || ( diff % first === 0 && diff / first >= 0 ); 1725 } 1726 }; 1727 }, 1728 1729 "PSEUDO": function( pseudo, argument ) { 1730 // pseudo-class names are case-insensitive 1731 // http://www.w3.org/TR/selectors/#pseudo-classes 1732 // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters 1733 // Remember that setFilters inherits from pseudos 1734 var args, 1735 fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || 1736 Sizzle.error( "unsupported pseudo: " + pseudo ); 1737 1738 // The user may use createPseudo to indicate that 1739 // arguments are needed to create the filter function 1740 // just as Sizzle does 1741 if ( fn[ expando ] ) { 1742 return fn( argument ); 1743 } 1744 1745 // But maintain support for old signatures 1746 if ( fn.length > 1 ) { 1747 args = [ pseudo, pseudo, "", argument ]; 1748 return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? 1749 markFunction(function( seed, matches ) { 1750 var idx, 1751 matched = fn( seed, argument ), 1752 i = matched.length; 1753 while ( i-- ) { 1754 idx = indexOf.call( seed, matched[i] ); 1755 seed[ idx ] = !( matches[ idx ] = matched[i] ); 1756 } 1757 }) : 1758 function( elem ) { 1759 return fn( elem, 0, args ); 1760 }; 1761 } 1762 1763 return fn; 1764 } 1765 }, 1766 1767 pseudos: { 1768 // Potentially complex pseudos 1769 "not": markFunction(function( selector ) { 1770 // Trim the selector passed to compile 1771 // to avoid treating leading and trailing 1772 // spaces as combinators 1773 var input = [], 1774 results = [], 1775 matcher = compile( selector.replace( rtrim, "$1" ) ); 1776 1777 return matcher[ expando ] ? 1778 markFunction(function( seed, matches, context, xml ) { 1779 var elem, 1780 unmatched = matcher( seed, null, xml, [] ), 1781 i = seed.length; 1782 1783 // Match elements unmatched by `matcher` 1784 while ( i-- ) { 1785 if ( (elem = unmatched[i]) ) { 1786 seed[i] = !(matches[i] = elem); 1787 } 1788 } 1789 }) : 1790 function( elem, context, xml ) { 1791 input[0] = elem; 1792 matcher( input, null, xml, results ); 1793 return !results.pop(); 1794 }; 1795 }), 1796 1797 "has": markFunction(function( selector ) { 1798 return function( elem ) { 1799 return Sizzle( selector, elem ).length > 0; 1800 }; 1801 }), 1802 1803 "contains": markFunction(function( text ) { 1804 return function( elem ) { 1805 return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; 1806 }; 1807 }), 1808 1809 // "Whether an element is represented by a :lang() selector 1810 // is based solely on the element's language value 1811 // being equal to the identifier C, 1812 // or beginning with the identifier C immediately followed by "-". 1813 // The matching of C against the element's language value is performed case-insensitively. 1814 // The identifier C does not have to be a valid language name." 1815 // http://www.w3.org/TR/selectors/#lang-pseudo 1816 "lang": markFunction( function( lang ) { 1817 // lang value must be a valid identifier 1818 if ( !ridentifier.test(lang || "") ) { 1819 Sizzle.error( "unsupported lang: " + lang ); 1820 } 1821 lang = lang.replace( runescape, funescape ).toLowerCase(); 1822 return function( elem ) { 1823 var elemLang; 1824 do { 1825 if ( (elemLang = documentIsHTML ? 1826 elem.lang : 1827 elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { 1828 1829 elemLang = elemLang.toLowerCase(); 1830 return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; 1831 } 1832 } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); 1833 return false; 1834 }; 1835 }), 1836 1837 // Miscellaneous 1838 "target": function( elem ) { 1839 var hash = window.location && window.location.hash; 1840 return hash && hash.slice( 1 ) === elem.id; 1841 }, 1842 1843 "root": function( elem ) { 1844 return elem === docElem; 1845 }, 1846 1847 "focus": function( elem ) { 1848 return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); 1849 }, 1850 1851 // Boolean properties 1852 "enabled": function( elem ) { 1853 return elem.disabled === false; 1854 }, 1855 1856 "disabled": function( elem ) { 1857 return elem.disabled === true; 1858 }, 1859 1860 "checked": function( elem ) { 1861 // In CSS3, :checked should return both checked and selected elements 1862 // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked 1863 var nodeName = elem.nodeName.toLowerCase(); 1864 return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); 1865 }, 1866 1867 "selected": function( elem ) { 1868 // Accessing this property makes selected-by-default 1869 // options in Safari work properly 1870 if ( elem.parentNode ) { 1871 elem.parentNode.selectedIndex; 1872 } 1873 1874 return elem.selected === true; 1875 }, 1876 1877 // Contents 1878 "empty": function( elem ) { 1879 // http://www.w3.org/TR/selectors/#empty-pseudo 1880 // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), 1881 // but not by others (comment: 8; processing instruction: 7; etc.) 1882 // nodeType < 6 works because attributes (2) do not appear as children 1883 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { 1884 if ( elem.nodeType < 6 ) { 1885 return false; 1886 } 1887 } 1888 return true; 1889 }, 1890 1891 "parent": function( elem ) { 1892 return !Expr.pseudos["empty"]( elem ); 1893 }, 1894 1895 // Element/input types 1896 "header": function( elem ) { 1897 return rheader.test( elem.nodeName ); 1898 }, 1899 1900 "input": function( elem ) { 1901 return rinputs.test( elem.nodeName ); 1902 }, 1903 1904 "button": function( elem ) { 1905 var name = elem.nodeName.toLowerCase(); 1906 return name === "input" && elem.type === "button" || name === "button"; 1907 }, 1908 1909 "text": function( elem ) { 1910 var attr; 1911 return elem.nodeName.toLowerCase() === "input" && 1912 elem.type === "text" && 1913 1914 // Support: IE<8 1915 // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" 1916 ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); 1917 }, 1918 1919 // Position-in-collection 1920 "first": createPositionalPseudo(function() { 1921 return [ 0 ]; 1922 }), 1923 1924 "last": createPositionalPseudo(function( matchIndexes, length ) { 1925 return [ length - 1 ]; 1926 }), 1927 1928 "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { 1929 return [ argument < 0 ? argument + length : argument ]; 1930 }), 1931 1932 "even": createPositionalPseudo(function( matchIndexes, length ) { 1933 var i = 0; 1934 for ( ; i < length; i += 2 ) { 1935 matchIndexes.push( i ); 1936 } 1937 return matchIndexes; 1938 }), 1939 1940 "odd": createPositionalPseudo(function( matchIndexes, length ) { 1941 var i = 1; 1942 for ( ; i < length; i += 2 ) { 1943 matchIndexes.push( i ); 1944 } 1945 return matchIndexes; 1946 }), 1947 1948 "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { 1949 var i = argument < 0 ? argument + length : argument; 1950 for ( ; --i >= 0; ) { 1951 matchIndexes.push( i ); 1952 } 1953 return matchIndexes; 1954 }), 1955 1956 "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { 1957 var i = argument < 0 ? argument + length : argument; 1958 for ( ; ++i < length; ) { 1959 matchIndexes.push( i ); 1960 } 1961 return matchIndexes; 1962 }) 1963 } 1964}; 1965 1966Expr.pseudos["nth"] = Expr.pseudos["eq"]; 1967 1968// Add button/input type pseudos 1969for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { 1970 Expr.pseudos[ i ] = createInputPseudo( i ); 1971} 1972for ( i in { submit: true, reset: true } ) { 1973 Expr.pseudos[ i ] = createButtonPseudo( i ); 1974} 1975 1976// Easy API for creating new setFilters 1977function setFilters() {} 1978setFilters.prototype = Expr.filters = Expr.pseudos; 1979Expr.setFilters = new setFilters(); 1980 1981function tokenize( selector, parseOnly ) { 1982 var matched, match, tokens, type, 1983 soFar, groups, preFilters, 1984 cached = tokenCache[ selector + " " ]; 1985 1986 if ( cached ) { 1987 return parseOnly ? 0 : cached.slice( 0 ); 1988 } 1989 1990 soFar = selector; 1991 groups = []; 1992 preFilters = Expr.preFilter; 1993 1994 while ( soFar ) { 1995 1996 // Comma and first run 1997 if ( !matched || (match = rcomma.exec( soFar )) ) { 1998 if ( match ) { 1999 // Don't consume trailing commas as valid 2000 soFar = soFar.slice( match[0].length ) || soFar; 2001 } 2002 groups.push( (tokens = []) ); 2003 } 2004 2005 matched = false; 2006 2007 // Combinators 2008 if ( (match = rcombinators.exec( soFar )) ) { 2009 matched = match.shift(); 2010 tokens.push({ 2011 value: matched, 2012 // Cast descendant combinators to space 2013 type: match[0].replace( rtrim, " " ) 2014 }); 2015 soFar = soFar.slice( matched.length ); 2016 } 2017 2018 // Filters 2019 for ( type in Expr.filter ) { 2020 if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || 2021 (match = preFilters[ type ]( match ))) ) { 2022 matched = match.shift(); 2023 tokens.push({ 2024 value: matched, 2025 type: type, 2026 matches: match 2027 }); 2028 soFar = soFar.slice( matched.length ); 2029 } 2030 } 2031 2032 if ( !matched ) { 2033 break; 2034 } 2035 } 2036 2037 // Return the length of the invalid excess 2038 // if we're just parsing 2039 // Otherwise, throw an error or return tokens 2040 return parseOnly ? 2041 soFar.length : 2042 soFar ? 2043 Sizzle.error( selector ) : 2044 // Cache the tokens 2045 tokenCache( selector, groups ).slice( 0 ); 2046} 2047 2048function toSelector( tokens ) { 2049 var i = 0, 2050 len = tokens.length, 2051 selector = ""; 2052 for ( ; i < len; i++ ) { 2053 selector += tokens[i].value; 2054 } 2055 return selector; 2056} 2057 2058function addCombinator( matcher, combinator, base ) { 2059 var dir = combinator.dir, 2060 checkNonElements = base && dir === "parentNode", 2061 doneName = done++; 2062 2063 return combinator.first ? 2064 // Check against closest ancestor/preceding element 2065 function( elem, context, xml ) { 2066 while ( (elem = elem[ dir ]) ) { 2067 if ( elem.nodeType === 1 || checkNonElements ) { 2068 return matcher( elem, context, xml ); 2069 } 2070 } 2071 } : 2072 2073 // Check against all ancestor/preceding elements 2074 function( elem, context, xml ) { 2075 var oldCache, outerCache, 2076 newCache = [ dirruns, doneName ]; 2077 2078 // We can't set arbitrary data on XML nodes, so they don't benefit from dir caching 2079 if ( xml ) { 2080 while ( (elem = elem[ dir ]) ) { 2081 if ( elem.nodeType === 1 || checkNonElements ) { 2082 if ( matcher( elem, context, xml ) ) { 2083 return true; 2084 } 2085 } 2086 } 2087 } else { 2088 while ( (elem = elem[ dir ]) ) { 2089 if ( elem.nodeType === 1 || checkNonElements ) { 2090 outerCache = elem[ expando ] || (elem[ expando ] = {}); 2091 if ( (oldCache = outerCache[ dir ]) && 2092 oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { 2093 2094 // Assign to newCache so results back-propagate to previous elements 2095 return (newCache[ 2 ] = oldCache[ 2 ]); 2096 } else { 2097 // Reuse newcache so results back-propagate to previous elements 2098 outerCache[ dir ] = newCache; 2099 2100 // A match means we're done; a fail means we have to keep checking 2101 if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { 2102 return true; 2103 } 2104 } 2105 } 2106 } 2107 } 2108 }; 2109} 2110 2111function elementMatcher( matchers ) { 2112 return matchers.length > 1 ? 2113 function( elem, context, xml ) { 2114 var i = matchers.length; 2115 while ( i-- ) { 2116 if ( !matchers[i]( elem, context, xml ) ) { 2117 return false; 2118 } 2119 } 2120 return true; 2121 } : 2122 matchers[0]; 2123} 2124 2125function condense( unmatched, map, filter, context, xml ) { 2126 var elem, 2127 newUnmatched = [], 2128 i = 0, 2129 len = unmatched.length, 2130 mapped = map != null; 2131 2132 for ( ; i < len; i++ ) { 2133 if ( (elem = unmatched[i]) ) { 2134 if ( !filter || filter( elem, context, xml ) ) { 2135 newUnmatched.push( elem ); 2136 if ( mapped ) { 2137 map.push( i ); 2138 } 2139 } 2140 } 2141 } 2142 2143 return newUnmatched; 2144} 2145 2146function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { 2147 if ( postFilter && !postFilter[ expando ] ) { 2148 postFilter = setMatcher( postFilter ); 2149 } 2150 if ( postFinder && !postFinder[ expando ] ) { 2151 postFinder = setMatcher( postFinder, postSelector ); 2152 } 2153 return markFunction(function( seed, results, context, xml ) { 2154 var temp, i, elem, 2155 preMap = [], 2156 postMap = [], 2157 preexisting = results.length, 2158 2159 // Get initial elements from seed or context 2160 elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), 2161 2162 // Prefilter to get matcher input, preserving a map for seed-results synchronization 2163 matcherIn = preFilter && ( seed || !selector ) ? 2164 condense( elems, preMap, preFilter, context, xml ) : 2165 elems, 2166 2167 matcherOut = matcher ? 2168 // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, 2169 postFinder || ( seed ? preFilter : preexisting || postFilter ) ? 2170 2171 // ...intermediate processing is necessary 2172 [] : 2173 2174 // ...otherwise use results directly 2175 results : 2176 matcherIn; 2177 2178 // Find primary matches 2179 if ( matcher ) { 2180 matcher( matcherIn, matcherOut, context, xml ); 2181 } 2182 2183 // Apply postFilter 2184 if ( postFilter ) { 2185 temp = condense( matcherOut, postMap ); 2186 postFilter( temp, [], context, xml ); 2187 2188 // Un-match failing elements by moving them back to matcherIn 2189 i = temp.length; 2190 while ( i-- ) { 2191 if ( (elem = temp[i]) ) { 2192 matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); 2193 } 2194 } 2195 } 2196 2197 if ( seed ) { 2198 if ( postFinder || preFilter ) { 2199 if ( postFinder ) { 2200 // Get the final matcherOut by condensing this intermediate into postFinder contexts 2201 temp = []; 2202 i = matcherOut.length; 2203 while ( i-- ) { 2204 if ( (elem = matcherOut[i]) ) { 2205 // Restore matcherIn since elem is not yet a final match 2206 temp.push( (matcherIn[i] = elem) ); 2207 } 2208 } 2209 postFinder( null, (matcherOut = []), temp, xml ); 2210 } 2211 2212 // Move matched elements from seed to results to keep them synchronized 2213 i = matcherOut.length; 2214 while ( i-- ) { 2215 if ( (elem = matcherOut[i]) && 2216 (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) { 2217 2218 seed[temp] = !(results[temp] = elem); 2219 } 2220 } 2221 } 2222 2223 // Add elements to results, through postFinder if defined 2224 } else { 2225 matcherOut = condense( 2226 matcherOut === results ? 2227 matcherOut.splice( preexisting, matcherOut.length ) : 2228 matcherOut 2229 ); 2230 if ( postFinder ) { 2231 postFinder( null, results, matcherOut, xml ); 2232 } else { 2233 push.apply( results, matcherOut ); 2234 } 2235 } 2236 }); 2237} 2238 2239function matcherFromTokens( tokens ) { 2240 var checkContext, matcher, j, 2241 len = tokens.length, 2242 leadingRelative = Expr.relative[ tokens[0].type ], 2243 implicitRelative = leadingRelative || Expr.relative[" "], 2244 i = leadingRelative ? 1 : 0, 2245 2246 // The foundational matcher ensures that elements are reachable from top-level context(s) 2247 matchContext = addCombinator( function( elem ) { 2248 return elem === checkContext; 2249 }, implicitRelative, true ), 2250 matchAnyContext = addCombinator( function( elem ) { 2251 return indexOf.call( checkContext, elem ) > -1; 2252 }, implicitRelative, true ), 2253 matchers = [ function( elem, context, xml ) { 2254 return ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( 2255 (checkContext = context).nodeType ? 2256 matchContext( elem, context, xml ) : 2257 matchAnyContext( elem, context, xml ) ); 2258 } ]; 2259 2260 for ( ; i < len; i++ ) { 2261 if ( (matcher = Expr.relative[ tokens[i].type ]) ) { 2262 matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; 2263 } else { 2264 matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); 2265 2266 // Return special upon seeing a positional matcher 2267 if ( matcher[ expando ] ) { 2268 // Find the next relative operator (if any) for proper handling 2269 j = ++i; 2270 for ( ; j < len; j++ ) { 2271 if ( Expr.relative[ tokens[j].type ] ) { 2272 break; 2273 } 2274 } 2275 return setMatcher( 2276 i > 1 && elementMatcher( matchers ), 2277 i > 1 && toSelector( 2278 // If the preceding token was a descendant combinator, insert an implicit any-element `*` 2279 tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) 2280 ).replace( rtrim, "$1" ), 2281 matcher, 2282 i < j && matcherFromTokens( tokens.slice( i, j ) ), 2283 j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), 2284 j < len && toSelector( tokens ) 2285 ); 2286 } 2287 matchers.push( matcher ); 2288 } 2289 } 2290 2291 return elementMatcher( matchers ); 2292} 2293 2294function matcherFromGroupMatchers( elementMatchers, setMatchers ) { 2295 var bySet = setMatchers.length > 0, 2296 byElement = elementMatchers.length > 0, 2297 superMatcher = function( seed, context, xml, results, outermost ) { 2298 var elem, j, matcher, 2299 matchedCount = 0, 2300 i = "0", 2301 unmatched = seed && [], 2302 setMatched = [], 2303 contextBackup = outermostContext, 2304 // We must always have either seed elements or outermost context 2305 elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), 2306 // Use integer dirruns iff this is the outermost matcher 2307 dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), 2308 len = elems.length; 2309 2310 if ( outermost ) { 2311 outermostContext = context !== document && context; 2312 } 2313 2314 // Add elements passing elementMatchers directly to results 2315 // Keep `i` a string if there are no elements so `matchedCount` will be "00" below 2316 // Support: IE<9, Safari 2317 // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id 2318 for ( ; i !== len && (elem = elems[i]) != null; i++ ) { 2319 if ( byElement && elem ) { 2320 j = 0; 2321 while ( (matcher = elementMatchers[j++]) ) { 2322 if ( matcher( elem, context, xml ) ) { 2323 results.push( elem ); 2324 break; 2325 } 2326 } 2327 if ( outermost ) { 2328 dirruns = dirrunsUnique; 2329 } 2330 } 2331 2332 // Track unmatched elements for set filters 2333 if ( bySet ) { 2334 // They will have gone through all possible matchers 2335 if ( (elem = !matcher && elem) ) { 2336 matchedCount--; 2337 } 2338 2339 // Lengthen the array for every element, matched or not 2340 if ( seed ) { 2341 unmatched.push( elem ); 2342 } 2343 } 2344 } 2345 2346 // Apply set filters to unmatched elements 2347 matchedCount += i; 2348 if ( bySet && i !== matchedCount ) { 2349 j = 0; 2350 while ( (matcher = setMatchers[j++]) ) { 2351 matcher( unmatched, setMatched, context, xml ); 2352 } 2353 2354 if ( seed ) { 2355 // Reintegrate element matches to eliminate the need for sorting 2356 if ( matchedCount > 0 ) { 2357 while ( i-- ) { 2358 if ( !(unmatched[i] || setMatched[i]) ) { 2359 setMatched[i] = pop.call( results ); 2360 } 2361 } 2362 } 2363 2364 // Discard index placeholder values to get only actual matches 2365 setMatched = condense( setMatched ); 2366 } 2367 2368 // Add matches to results 2369 push.apply( results, setMatched ); 2370 2371 // Seedless set matches succeeding multiple successful matchers stipulate sorting 2372 if ( outermost && !seed && setMatched.length > 0 && 2373 ( matchedCount + setMatchers.length ) > 1 ) { 2374 2375 Sizzle.uniqueSort( results ); 2376 } 2377 } 2378 2379 // Override manipulation of globals by nested matchers 2380 if ( outermost ) { 2381 dirruns = dirrunsUnique; 2382 outermostContext = contextBackup; 2383 } 2384 2385 return unmatched; 2386 }; 2387 2388 return bySet ? 2389 markFunction( superMatcher ) : 2390 superMatcher; 2391} 2392 2393compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) { 2394 var i, 2395 setMatchers = [], 2396 elementMatchers = [], 2397 cached = compilerCache[ selector + " " ]; 2398 2399 if ( !cached ) { 2400 // Generate a function of recursive functions that can be used to check each element 2401 if ( !group ) { 2402 group = tokenize( selector ); 2403 } 2404 i = group.length; 2405 while ( i-- ) { 2406 cached = matcherFromTokens( group[i] ); 2407 if ( cached[ expando ] ) { 2408 setMatchers.push( cached ); 2409 } else { 2410 elementMatchers.push( cached ); 2411 } 2412 } 2413 2414 // Cache the compiled function 2415 cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); 2416 } 2417 return cached; 2418}; 2419 2420function multipleContexts( selector, contexts, results ) { 2421 var i = 0, 2422 len = contexts.length; 2423 for ( ; i < len; i++ ) { 2424 Sizzle( selector, contexts[i], results ); 2425 } 2426 return results; 2427} 2428 2429function select( selector, context, results, seed ) { 2430 var i, tokens, token, type, find, 2431 match = tokenize( selector ); 2432 2433 if ( !seed ) { 2434 // Try to minimize operations if there is only one group 2435 if ( match.length === 1 ) { 2436 2437 // Take a shortcut and set the context if the root selector is an ID 2438 tokens = match[0] = match[0].slice( 0 ); 2439 if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && 2440 support.getById && context.nodeType === 9 && documentIsHTML && 2441 Expr.relative[ tokens[1].type ] ) { 2442 2443 context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; 2444 if ( !context ) { 2445 return results; 2446 } 2447 selector = selector.slice( tokens.shift().value.length ); 2448 } 2449 2450 // Fetch a seed set for right-to-left matching 2451 i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; 2452 while ( i-- ) { 2453 token = tokens[i]; 2454 2455 // Abort if we hit a combinator 2456 if ( Expr.relative[ (type = token.type) ] ) { 2457 break; 2458 } 2459 if ( (find = Expr.find[ type ]) ) { 2460 // Search, expanding context for leading sibling combinators 2461 if ( (seed = find( 2462 token.matches[0].replace( runescape, funescape ), 2463 rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context 2464 )) ) { 2465 2466 // If seed is empty or no tokens remain, we can return early 2467 tokens.splice( i, 1 ); 2468 selector = seed.length && toSelector( tokens ); 2469 if ( !selector ) { 2470 push.apply( results, seed ); 2471 return results; 2472 } 2473 2474 break; 2475 } 2476 } 2477 } 2478 } 2479 } 2480 2481 // Compile and execute a filtering function 2482 // Provide `match` to avoid retokenization if we modified the selector above 2483 compile( selector, match )( 2484 seed, 2485 context, 2486 !documentIsHTML, 2487 results, 2488 rsibling.test( selector ) && testContext( context.parentNode ) || context 2489 ); 2490 return results; 2491} 2492 2493// One-time assignments 2494 2495// Sort stability 2496support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; 2497 2498// Support: Chrome<14 2499// Always assume duplicates if they aren't passed to the comparison function 2500support.detectDuplicates = !!hasDuplicate; 2501 2502// Initialize against the default document 2503setDocument(); 2504 2505// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) 2506// Detached nodes confoundingly follow *each other* 2507support.sortDetached = assert(function( div1 ) { 2508 // Should return 1, but returns 4 (following) 2509 return div1.compareDocumentPosition( document.createElement("div") ) & 1; 2510}); 2511 2512// Support: IE<8 2513// Prevent attribute/property "interpolation" 2514// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx 2515if ( !assert(function( div ) { 2516 div.innerHTML = "<a href='#'></a>"; 2517 return div.firstChild.getAttribute("href") === "#" ; 2518}) ) { 2519 addHandle( "type|href|height|width", function( elem, name, isXML ) { 2520 if ( !isXML ) { 2521 return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); 2522 } 2523 }); 2524} 2525 2526// Support: IE<9 2527// Use defaultValue in place of getAttribute("value") 2528if ( !support.attributes || !assert(function( div ) { 2529 div.innerHTML = "<input/>"; 2530 div.firstChild.setAttribute( "value", "" ); 2531 return div.firstChild.getAttribute( "value" ) === ""; 2532}) ) { 2533 addHandle( "value", function( elem, name, isXML ) { 2534 if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { 2535 return elem.defaultValue; 2536 } 2537 }); 2538} 2539 2540// Support: IE<9 2541// Use getAttributeNode to fetch booleans when getAttribute lies 2542if ( !assert(function( div ) { 2543 return div.getAttribute("disabled") == null; 2544}) ) { 2545 addHandle( booleans, function( elem, name, isXML ) { 2546 var val; 2547 if ( !isXML ) { 2548 return elem[ name ] === true ? name.toLowerCase() : 2549 (val = elem.getAttributeNode( name )) && val.specified ? 2550 val.value : 2551 null; 2552 } 2553 }); 2554} 2555 2556return Sizzle; 2557 2558})( window ); 2559 2560 2561 2562jQuery.find = Sizzle; 2563jQuery.expr = Sizzle.selectors; 2564jQuery.expr[":"] = jQuery.expr.pseudos; 2565jQuery.unique = Sizzle.uniqueSort; 2566jQuery.text = Sizzle.getText; 2567jQuery.isXMLDoc = Sizzle.isXML; 2568jQuery.contains = Sizzle.contains; 2569 2570 2571 2572var rneedsContext = jQuery.expr.match.needsContext; 2573 2574var rsingleTag = (/^<(\w+)\s*\/?>(?:<\/\1>|)$/); 2575 2576 2577 2578var risSimple = /^.[^:#\[\.,]*$/; 2579 2580// Implement the identical functionality for filter and not 2581function winnow( elements, qualifier, not ) { 2582 if ( jQuery.isFunction( qualifier ) ) { 2583 return jQuery.grep( elements, function( elem, i ) { 2584 /* jshint -W018 */ 2585 return !!qualifier.call( elem, i, elem ) !== not; 2586 }); 2587 2588 } 2589 2590 if ( qualifier.nodeType ) { 2591 return jQuery.grep( elements, function( elem ) { 2592 return ( elem === qualifier ) !== not; 2593 }); 2594 2595 } 2596 2597 if ( typeof qualifier === "string" ) { 2598 if ( risSimple.test( qualifier ) ) { 2599 return jQuery.filter( qualifier, elements, not ); 2600 } 2601 2602 qualifier = jQuery.filter( qualifier, elements ); 2603 } 2604 2605 return jQuery.grep( elements, function( elem ) { 2606 return ( indexOf.call( qualifier, elem ) >= 0 ) !== not; 2607 }); 2608} 2609 2610jQuery.filter = function( expr, elems, not ) { 2611 var elem = elems[ 0 ]; 2612 2613 if ( not ) { 2614 expr = ":not(" + expr + ")"; 2615 } 2616 2617 return elems.length === 1 && elem.nodeType === 1 ? 2618 jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : 2619 jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { 2620 return elem.nodeType === 1; 2621 })); 2622}; 2623 2624jQuery.fn.extend({ 2625 find: function( selector ) { 2626 var i, 2627 len = this.length, 2628 ret = [], 2629 self = this; 2630 2631 if ( typeof selector !== "string" ) { 2632 return this.pushStack( jQuery( selector ).filter(function() { 2633 for ( i = 0; i < len; i++ ) { 2634 if ( jQuery.contains( self[ i ], this ) ) { 2635 return true; 2636 } 2637 } 2638 }) ); 2639 } 2640 2641 for ( i = 0; i < len; i++ ) { 2642 jQuery.find( selector, self[ i ], ret ); 2643 } 2644 2645 // Needed because $( selector, context ) becomes $( context ).find( selector ) 2646 ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); 2647 ret.selector = this.selector ? this.selector + " " + selector : selector; 2648 return ret; 2649 }, 2650 filter: function( selector ) { 2651 return this.pushStack( winnow(this, selector || [], false) ); 2652 }, 2653 not: function( selector ) { 2654 return this.pushStack( winnow(this, selector || [], true) ); 2655 }, 2656 is: function( selector ) { 2657 return !!winnow( 2658 this, 2659 2660 // If this is a positional/relative selector, check membership in the returned set 2661 // so $("p:first").is("p:last") won't return true for a doc with two "p". 2662 typeof selector === "string" && rneedsContext.test( selector ) ? 2663 jQuery( selector ) : 2664 selector || [], 2665 false 2666 ).length; 2667 } 2668}); 2669 2670 2671// Initialize a jQuery object 2672 2673 2674// A central reference to the root jQuery(document) 2675var rootjQuery, 2676 2677 // A simple way to check for HTML strings 2678 // Prioritize #id over <tag> to avoid XSS via location.hash (#9521) 2679 // Strict HTML recognition (#11290: must start with <) 2680 rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, 2681 2682 init = jQuery.fn.init = function( selector, context ) { 2683 var match, elem; 2684 2685 // HANDLE: $(""), $(null), $(undefined), $(false) 2686 if ( !selector ) { 2687 return this; 2688 } 2689 2690 // Handle HTML strings 2691 if ( typeof selector === "string" ) { 2692 if ( selector[0] === "<" && selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { 2693 // Assume that strings that start and end with <> are HTML and skip the regex check 2694 match = [ null, selector, null ]; 2695 2696 } else { 2697 match = rquickExpr.exec( selector ); 2698 } 2699 2700 // Match html or make sure no context is specified for #id 2701 if ( match && (match[1] || !context) ) { 2702 2703 // HANDLE: $(html) -> $(array) 2704 if ( match[1] ) { 2705 context = context instanceof jQuery ? context[0] : context; 2706 2707 // scripts is true for back-compat 2708 // Intentionally let the error be thrown if parseHTML is not present 2709 jQuery.merge( this, jQuery.parseHTML( 2710 match[1], 2711 context && context.nodeType ? context.ownerDocument || context : document, 2712 true 2713 ) ); 2714 2715 // HANDLE: $(html, props) 2716 if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) { 2717 for ( match in context ) { 2718 // Properties of context are called as methods if possible 2719 if ( jQuery.isFunction( this[ match ] ) ) { 2720 this[ match ]( context[ match ] ); 2721 2722 // ...and otherwise set as attributes 2723 } else { 2724 this.attr( match, context[ match ] ); 2725 } 2726 } 2727 } 2728 2729 return this; 2730 2731 // HANDLE: $(#id) 2732 } else { 2733 elem = document.getElementById( match[2] ); 2734 2735 // Check parentNode to catch when Blackberry 4.6 returns 2736 // nodes that are no longer in the document #6963 2737 if ( elem && elem.parentNode ) { 2738 // Inject the element directly into the jQuery object 2739 this.length = 1; 2740 this[0] = elem; 2741 } 2742 2743 this.context = document; 2744 this.selector = selector; 2745 return this; 2746 } 2747 2748 // HANDLE: $(expr, $(...)) 2749 } else if ( !context || context.jquery ) { 2750 return ( context || rootjQuery ).find( selector ); 2751 2752 // HANDLE: $(expr, context) 2753 // (which is just equivalent to: $(context).find(expr) 2754 } else { 2755 return this.constructor( context ).find( selector ); 2756 } 2757 2758 // HANDLE: $(DOMElement) 2759 } else if ( selector.nodeType ) { 2760 this.context = this[0] = selector; 2761 this.length = 1; 2762 return this; 2763 2764 // HANDLE: $(function) 2765 // Shortcut for document ready 2766 } else if ( jQuery.isFunction( selector ) ) { 2767 return typeof rootjQuery.ready !== "undefined" ? 2768 rootjQuery.ready( selector ) : 2769 // Execute immediately if ready is not present 2770 selector( jQuery ); 2771 } 2772 2773 if ( selector.selector !== undefined ) { 2774 this.selector = selector.selector; 2775 this.context = selector.context; 2776 } 2777 2778 return jQuery.makeArray( selector, this ); 2779 }; 2780 2781// Give the init function the jQuery prototype for later instantiation 2782init.prototype = jQuery.fn; 2783 2784// Initialize central reference 2785rootjQuery = jQuery( document ); 2786 2787 2788var rparentsprev = /^(?:parents|prev(?:Until|All))/, 2789 // methods guaranteed to produce a unique set when starting from a unique set 2790 guaranteedUnique = { 2791 children: true, 2792 contents: true, 2793 next: true, 2794 prev: true 2795 }; 2796 2797jQuery.extend({ 2798 dir: function( elem, dir, until ) { 2799 var matched = [], 2800 truncate = until !== undefined; 2801 2802 while ( (elem = elem[ dir ]) && elem.nodeType !== 9 ) { 2803 if ( elem.nodeType === 1 ) { 2804 if ( truncate && jQuery( elem ).is( until ) ) { 2805 break; 2806 } 2807 matched.push( elem ); 2808 } 2809 } 2810 return matched; 2811 }, 2812 2813 sibling: function( n, elem ) { 2814 var matched = []; 2815 2816 for ( ; n; n = n.nextSibling ) { 2817 if ( n.nodeType === 1 && n !== elem ) { 2818 matched.push( n ); 2819 } 2820 } 2821 2822 return matched; 2823 } 2824}); 2825 2826jQuery.fn.extend({ 2827 has: function( target ) { 2828 var targets = jQuery( target, this ), 2829 l = targets.length; 2830 2831 return this.filter(function() { 2832 var i = 0; 2833 for ( ; i < l; i++ ) { 2834 if ( jQuery.contains( this, targets[i] ) ) { 2835 return true; 2836 } 2837 } 2838 }); 2839 }, 2840 2841 closest: function( selectors, context ) { 2842 var cur, 2843 i = 0, 2844 l = this.length, 2845 matched = [], 2846 pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? 2847 jQuery( selectors, context || this.context ) : 2848 0; 2849 2850 for ( ; i < l; i++ ) { 2851 for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) { 2852 // Always skip document fragments 2853 if ( cur.nodeType < 11 && (pos ? 2854 pos.index(cur) > -1 : 2855 2856 // Don't pass non-elements to Sizzle 2857 cur.nodeType === 1 && 2858 jQuery.find.matchesSelector(cur, selectors)) ) { 2859 2860 matched.push( cur ); 2861 break; 2862 } 2863 } 2864 } 2865 2866 return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched ); 2867 }, 2868 2869 // Determine the position of an element within 2870 // the matched set of elements 2871 index: function( elem ) { 2872 2873 // No argument, return index in parent 2874 if ( !elem ) { 2875 return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; 2876 } 2877 2878 // index in selector 2879 if ( typeof elem === "string" ) { 2880 return indexOf.call( jQuery( elem ), this[ 0 ] ); 2881 } 2882 2883 // Locate the position of the desired element 2884 return indexOf.call( this, 2885 2886 // If it receives a jQuery object, the first element is used 2887 elem.jquery ? elem[ 0 ] : elem 2888 ); 2889 }, 2890 2891 add: function( selector, context ) { 2892 return this.pushStack( 2893 jQuery.unique( 2894 jQuery.merge( this.get(), jQuery( selector, context ) ) 2895 ) 2896 ); 2897 }, 2898 2899 addBack: function( selector ) { 2900 return this.add( selector == null ? 2901 this.prevObject : this.prevObject.filter(selector) 2902 ); 2903 } 2904}); 2905 2906function sibling( cur, dir ) { 2907 while ( (cur = cur[dir]) && cur.nodeType !== 1 ) {} 2908 return cur; 2909} 2910 2911jQuery.each({ 2912 parent: function( elem ) { 2913 var parent = elem.parentNode; 2914 return parent && parent.nodeType !== 11 ? parent : null; 2915 }, 2916 parents: function( elem ) { 2917 return jQuery.dir( elem, "parentNode" ); 2918 }, 2919 parentsUntil: function( elem, i, until ) { 2920 return jQuery.dir( elem, "parentNode", until ); 2921 }, 2922 next: function( elem ) { 2923 return sibling( elem, "nextSibling" ); 2924 }, 2925 prev: function( elem ) { 2926 return sibling( elem, "previousSibling" ); 2927 }, 2928 nextAll: function( elem ) { 2929 return jQuery.dir( elem, "nextSibling" ); 2930 }, 2931 prevAll: function( elem ) { 2932 return jQuery.dir( elem, "previousSibling" ); 2933 }, 2934 nextUntil: function( elem, i, until ) { 2935 return jQuery.dir( elem, "nextSibling", until ); 2936 }, 2937 prevUntil: function( elem, i, until ) { 2938 return jQuery.dir( elem, "previousSibling", until ); 2939 }, 2940 siblings: function( elem ) { 2941 return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem ); 2942 }, 2943 children: function( elem ) { 2944 return jQuery.sibling( elem.firstChild ); 2945 }, 2946 contents: function( elem ) { 2947 return elem.contentDocument || jQuery.merge( [], elem.childNodes ); 2948 } 2949}, function( name, fn ) { 2950 jQuery.fn[ name ] = function( until, selector ) { 2951 var matched = jQuery.map( this, fn, until ); 2952 2953 if ( name.slice( -5 ) !== "Until" ) { 2954 selector = until; 2955 } 2956 2957 if ( selector && typeof selector === "string" ) { 2958 matched = jQuery.filter( selector, matched ); 2959 } 2960 2961 if ( this.length > 1 ) { 2962 // Remove duplicates 2963 if ( !guaranteedUnique[ name ] ) { 2964 jQuery.unique( matched ); 2965 } 2966 2967 // Reverse order for parents* and prev-derivatives 2968 if ( rparentsprev.test( name ) ) { 2969 matched.reverse(); 2970 } 2971 } 2972 2973 return this.pushStack( matched ); 2974 }; 2975}); 2976var rnotwhite = (/\S+/g); 2977 2978 2979 2980// String to Object options format cache 2981var optionsCache = {}; 2982 2983// Convert String-formatted options into Object-formatted ones and store in cache 2984function createOptions( options ) { 2985 var object = optionsCache[ options ] = {}; 2986 jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { 2987 object[ flag ] = true; 2988 }); 2989 return object; 2990} 2991 2992/* 2993 * Create a callback list using the following parameters: 2994 * 2995 * options: an optional list of space-separated options that will change how 2996 * the callback list behaves or a more traditional option object 2997 * 2998 * By default a callback list will act like an event callback list and can be 2999 * "fired" multiple times. 3000 * 3001 * Possible options: 3002 * 3003 * once: will ensure the callback list can only be fired once (like a Deferred) 3004 * 3005 * memory: will keep track of previous values and will call any callback added 3006 * after the list has been fired right away with the latest "memorized" 3007 * values (like a Deferred) 3008 * 3009 * unique: will ensure a callback can only be added once (no duplicate in the list) 3010 * 3011 * stopOnFalse: interrupt callings when a callback returns false 3012 * 3013 */ 3014jQuery.Callbacks = function( options ) { 3015 3016 // Convert options from String-formatted to Object-formatted if needed 3017 // (we check in cache first) 3018 options = typeof options === "string" ? 3019 ( optionsCache[ options ] || createOptions( options ) ) : 3020 jQuery.extend( {}, options ); 3021 3022 var // Last fire value (for non-forgettable lists) 3023 memory, 3024 // Flag to know if list was already fired 3025 fired, 3026 // Flag to know if list is currently firing 3027 firing, 3028 // First callback to fire (used internally by add and fireWith) 3029 firingStart, 3030 // End of the loop when firing 3031 firingLength, 3032 // Index of currently firing callback (modified by remove if needed) 3033 firingIndex, 3034 // Actual callback list 3035 list = [], 3036 // Stack of fire calls for repeatable lists 3037 stack = !options.once && [], 3038 // Fire callbacks 3039 fire = function( data ) { 3040 memory = options.memory && data; 3041 fired = true; 3042 firingIndex = firingStart || 0; 3043 firingStart = 0; 3044 firingLength = list.length; 3045 firing = true; 3046 for ( ; list && firingIndex < firingLength; firingIndex++ ) { 3047 if ( list[ firingIndex ].apply( data[ 0 ], data[ 1 ] ) === false && options.stopOnFalse ) { 3048 memory = false; // To prevent further calls using add 3049 break; 3050 } 3051 } 3052 firing = false; 3053 if ( list ) { 3054 if ( stack ) { 3055 if ( stack.length ) { 3056 fire( stack.shift() ); 3057 } 3058 } else if ( memory ) { 3059 list = []; 3060 } else { 3061 self.disable(); 3062 } 3063 } 3064 }, 3065 // Actual Callbacks object 3066 self = { 3067 // Add a callback or a collection of callbacks to the list 3068 add: function() { 3069 if ( list ) { 3070 // First, we save the current length 3071 var start = list.length; 3072 (function add( args ) { 3073 jQuery.each( args, function( _, arg ) { 3074 var type = jQuery.type( arg ); 3075 if ( type === "function" ) { 3076 if ( !options.unique || !self.has( arg ) ) { 3077 list.push( arg ); 3078 } 3079 } else if ( arg && arg.length && type !== "string" ) { 3080 // Inspect recursively 3081 add( arg ); 3082 } 3083 }); 3084 })( arguments ); 3085 // Do we need to add the callbacks to the 3086 // current firing batch? 3087 if ( firing ) { 3088 firingLength = list.length; 3089 // With memory, if we're not firing then 3090 // we should call right away 3091 } else if ( memory ) { 3092 firingStart = start; 3093 fire( memory ); 3094 } 3095 } 3096 return this; 3097 }, 3098 // Remove a callback from the list 3099 remove: function() { 3100 if ( list ) { 3101 jQuery.each( arguments, function( _, arg ) { 3102 var index; 3103 while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { 3104 list.splice( index, 1 ); 3105 // Handle firing indexes 3106 if ( firing ) { 3107 if ( index <= firingLength ) { 3108 firingLength--; 3109 } 3110 if ( index <= firingIndex ) { 3111 firingIndex--; 3112 } 3113 } 3114 } 3115 }); 3116 } 3117 return this; 3118 }, 3119 // Check if a given callback is in the list. 3120 // If no argument is given, return whether or not list has callbacks attached. 3121 has: function( fn ) { 3122 return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length ); 3123 }, 3124 // Remove all callbacks from the list 3125 empty: function() { 3126 list = []; 3127 firingLength = 0; 3128 return this; 3129 }, 3130 // Have the list do nothing anymore 3131 disable: function() { 3132 list = stack = memory = undefined; 3133 return this; 3134 }, 3135 // Is it disabled? 3136 disabled: function() { 3137 return !list; 3138 }, 3139 // Lock the list in its current state 3140 lock: function() { 3141 stack = undefined; 3142 if ( !memory ) { 3143 self.disable(); 3144 } 3145 return this; 3146 }, 3147 // Is it locked? 3148 locked: function() { 3149 return !stack; 3150 }, 3151 // Call all callbacks with the given context and arguments 3152 fireWith: function( context, args ) { 3153 if ( list && ( !fired || stack ) ) { 3154 args = args || []; 3155 args = [ context, args.slice ? args.slice() : args ]; 3156 if ( firing ) { 3157 stack.push( args ); 3158 } else { 3159 fire( args ); 3160 } 3161 } 3162 return this; 3163 }, 3164 // Call all the callbacks with the given arguments 3165 fire: function() { 3166 self.fireWith( this, arguments ); 3167 return this; 3168 }, 3169 // To know if the callbacks have already been called at least once 3170 fired: function() { 3171 return !!fired; 3172 } 3173 }; 3174 3175 return self; 3176}; 3177 3178 3179jQuery.extend({ 3180 3181 Deferred: function( func ) { 3182 var tuples = [ 3183 // action, add listener, listener list, final state 3184 [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ], 3185 [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ], 3186 [ "notify", "progress", jQuery.Callbacks("memory") ] 3187 ], 3188 state = "pending", 3189 promise = { 3190 state: function() { 3191 return state; 3192 }, 3193 always: function() { 3194 deferred.done( arguments ).fail( arguments ); 3195 return this; 3196 }, 3197 then: function( /* fnDone, fnFail, fnProgress */ ) { 3198 var fns = arguments; 3199 return jQuery.Deferred(function( newDefer ) { 3200 jQuery.each( tuples, function( i, tuple ) { 3201 var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; 3202 // deferred[ done | fail | progress ] for forwarding actions to newDefer 3203 deferred[ tuple[1] ](function() { 3204 var returned = fn && fn.apply( this, arguments ); 3205 if ( returned && jQuery.isFunction( returned.promise ) ) { 3206 returned.promise() 3207 .done( newDefer.resolve ) 3208 .fail( newDefer.reject ) 3209 .progress( newDefer.notify ); 3210 } else { 3211 newDefer[ tuple[ 0 ] + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments ); 3212 } 3213 }); 3214 }); 3215 fns = null; 3216 }).promise(); 3217 }, 3218 // Get a promise for this deferred 3219 // If obj is provided, the promise aspect is added to the object 3220 promise: function( obj ) { 3221 return obj != null ? jQuery.extend( obj, promise ) : promise; 3222 } 3223 }, 3224 deferred = {}; 3225 3226 // Keep pipe for back-compat 3227 promise.pipe = promise.then; 3228 3229 // Add list-specific methods 3230 jQuery.each( tuples, function( i, tuple ) { 3231 var list = tuple[ 2 ], 3232 stateString = tuple[ 3 ]; 3233 3234 // promise[ done | fail | progress ] = list.add 3235 promise[ tuple[1] ] = list.add; 3236 3237 // Handle state 3238 if ( stateString ) { 3239 list.add(function() { 3240 // state = [ resolved | rejected ] 3241 state = stateString; 3242 3243 // [ reject_list | resolve_list ].disable; progress_list.lock 3244 }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); 3245 } 3246 3247 // deferred[ resolve | reject | notify ] 3248 deferred[ tuple[0] ] = function() { 3249 deferred[ tuple[0] + "With" ]( this === deferred ? promise : this, arguments ); 3250 return this; 3251 }; 3252 deferred[ tuple[0] + "With" ] = list.fireWith; 3253 }); 3254 3255 // Make the deferred a promise 3256 promise.promise( deferred ); 3257 3258 // Call given func if any 3259 if ( func ) { 3260 func.call( deferred, deferred ); 3261 } 3262 3263 // All done! 3264 return deferred; 3265 }, 3266 3267 // Deferred helper 3268 when: function( subordinate /* , ..., subordinateN */ ) { 3269 var i = 0, 3270 resolveValues = slice.call( arguments ), 3271 length = resolveValues.length, 3272 3273 // the count of uncompleted subordinates 3274 remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, 3275 3276 // the master Deferred. If resolveValues consist of only a single Deferred, just use that. 3277 deferred = remaining === 1 ? subordinate : jQuery.Deferred(), 3278 3279 // Update function for both resolve and progress values 3280 updateFunc = function( i, contexts, values ) { 3281 return function( value ) { 3282 contexts[ i ] = this; 3283 values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; 3284 if ( values === progressValues ) { 3285 deferred.notifyWith( contexts, values ); 3286 } else if ( !( --remaining ) ) { 3287 deferred.resolveWith( contexts, values ); 3288 } 3289 }; 3290 }, 3291 3292 progressValues, progressContexts, resolveContexts; 3293 3294 // add listeners to Deferred subordinates; treat others as resolved 3295 if ( length > 1 ) { 3296 progressValues = new Array( length ); 3297 progressContexts = new Array( length ); 3298 resolveContexts = new Array( length ); 3299 for ( ; i < length; i++ ) { 3300 if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { 3301 resolveValues[ i ].promise() 3302 .done( updateFunc( i, resolveContexts, resolveValues ) ) 3303 .fail( deferred.reject ) 3304 .progress( updateFunc( i, progressContexts, progressValues ) ); 3305 } else { 3306 --remaining; 3307 } 3308 } 3309 } 3310 3311 // if we're not waiting on anything, resolve the master 3312 if ( !remaining ) { 3313 deferred.resolveWith( resolveContexts, resolveValues ); 3314 } 3315 3316 return deferred.promise(); 3317 } 3318}); 3319 3320 3321// The deferred used on DOM ready 3322var readyList; 3323 3324jQuery.fn.ready = function( fn ) { 3325 // Add the callback 3326 jQuery.ready.promise().done( fn ); 3327 3328 return this; 3329}; 3330 3331jQuery.extend({ 3332 // Is the DOM ready to be used? Set to true once it occurs. 3333 isReady: false, 3334 3335 // A counter to track how many items to wait for before 3336 // the ready event fires. See #6781 3337 readyWait: 1, 3338 3339 // Hold (or release) the ready event 3340 holdReady: function( hold ) { 3341 if ( hold ) { 3342 jQuery.readyWait++; 3343 } else { 3344 jQuery.ready( true ); 3345 } 3346 }, 3347 3348 // Handle when the DOM is ready 3349 ready: function( wait ) { 3350 3351 // Abort if there are pending holds or we're already ready 3352 if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { 3353 return; 3354 } 3355 3356 // Remember that the DOM is ready 3357 jQuery.isReady = true; 3358 3359 // If a normal DOM Ready event fired, decrement, and wait if need be 3360 if ( wait !== true && --jQuery.readyWait > 0 ) { 3361 return; 3362 } 3363 3364 // If there are functions bound, to execute 3365 readyList.resolveWith( document, [ jQuery ] ); 3366 3367 // Trigger any bound ready events 3368 if ( jQuery.fn.trigger ) { 3369 jQuery( document ).trigger("ready").off("ready"); 3370 } 3371 } 3372}); 3373 3374/** 3375 * The ready event handler and self cleanup method 3376 */ 3377function completed() { 3378 document.removeEventListener( "DOMContentLoaded", completed, false ); 3379 window.removeEventListener( "load", completed, false ); 3380 jQuery.ready(); 3381} 3382 3383jQuery.ready.promise = function( obj ) { 3384 if ( !readyList ) { 3385 3386 readyList = jQuery.Deferred(); 3387 3388 // Catch cases where $(document).ready() is called after the browser event has already occurred. 3389 // we once tried to use readyState "interactive" here, but it caused issues like the one 3390 // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15 3391 if ( document.readyState === "complete" ) { 3392 // Handle it asynchronously to allow scripts the opportunity to delay ready 3393 setTimeout( jQuery.ready ); 3394 3395 } else { 3396 3397 // Use the handy event callback 3398 document.addEventListener( "DOMContentLoaded", completed, false ); 3399 3400 // A fallback to window.onload, that will always work 3401 window.addEventListener( "load", completed, false ); 3402 } 3403 } 3404 return readyList.promise( obj ); 3405}; 3406 3407// Kick off the DOM ready check even if the user does not 3408jQuery.ready.promise(); 3409 3410 3411 3412 3413// Multifunctional method to get and set values of a collection 3414// The value/s can optionally be executed if it's a function 3415var access = jQuery.access = function( elems, fn, key, value, chainable, emptyGet, raw ) { 3416 var i = 0, 3417 len = elems.length, 3418 bulk = key == null; 3419 3420 // Sets many values 3421 if ( jQuery.type( key ) === "object" ) { 3422 chainable = true; 3423 for ( i in key ) { 3424 jQuery.access( elems, fn, i, key[i], true, emptyGet, raw ); 3425 } 3426 3427 // Sets one value 3428 } else if ( value !== undefined ) { 3429 chainable = true; 3430 3431 if ( !jQuery.isFunction( value ) ) { 3432 raw = true; 3433 } 3434 3435 if ( bulk ) { 3436 // Bulk operations run against the entire set 3437 if ( raw ) { 3438 fn.call( elems, value ); 3439 fn = null; 3440 3441 // ...except when executing function values 3442 } else { 3443 bulk = fn; 3444 fn = function( elem, key, value ) { 3445 return bulk.call( jQuery( elem ), value ); 3446 }; 3447 } 3448 } 3449 3450 if ( fn ) { 3451 for ( ; i < len; i++ ) { 3452 fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) ); 3453 } 3454 } 3455 } 3456 3457 return chainable ? 3458 elems : 3459 3460 // Gets 3461 bulk ? 3462 fn.call( elems ) : 3463 len ? fn( elems[0], key ) : emptyGet; 3464}; 3465 3466 3467/** 3468 * Determines whether an object can have data 3469 */ 3470jQuery.acceptData = function( owner ) { 3471 // Accepts only: 3472 // - Node 3473 // - Node.ELEMENT_NODE 3474 // - Node.DOCUMENT_NODE 3475 // - Object 3476 // - Any 3477 /* jshint -W018 */ 3478 return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); 3479}; 3480 3481 3482function Data() { 3483 // Support: Android < 4, 3484 // Old WebKit does not have Object.preventExtensions/freeze method, 3485 // return new empty object instead with no [[set]] accessor 3486 Object.defineProperty( this.cache = {}, 0, { 3487 get: function() { 3488 return {}; 3489 } 3490 }); 3491 3492 this.expando = jQuery.expando + Math.random(); 3493} 3494 3495Data.uid = 1; 3496Data.accepts = jQuery.acceptData; 3497 3498Data.prototype = { 3499 key: function( owner ) { 3500 // We can accept data for non-element nodes in modern browsers, 3501 // but we should not, see #8335. 3502 // Always return the key for a frozen object. 3503 if ( !Data.accepts( owner ) ) { 3504 return 0; 3505 } 3506 3507 var descriptor = {}, 3508 // Check if the owner object already has a cache key 3509 unlock = owner[ this.expando ]; 3510 3511 // If not, create one 3512 if ( !unlock ) { 3513 unlock = Data.uid++; 3514 3515 // Secure it in a non-enumerable, non-writable property 3516 try { 3517 descriptor[ this.expando ] = { value: unlock }; 3518 Object.defineProperties( owner, descriptor ); 3519 3520 // Support: Android < 4 3521 // Fallback to a less secure definition 3522 } catch ( e ) { 3523 descriptor[ this.expando ] = unlock; 3524 jQuery.extend( owner, descriptor ); 3525 } 3526 } 3527 3528 // Ensure the cache object 3529 if ( !this.cache[ unlock ] ) { 3530 this.cache[ unlock ] = {}; 3531 } 3532 3533 return unlock; 3534 }, 3535 set: function( owner, data, value ) { 3536 var prop, 3537 // There may be an unlock assigned to this node, 3538 // if there is no entry for this "owner", create one inline 3539 // and set the unlock as though an owner entry had always existed 3540 unlock = this.key( owner ), 3541 cache = this.cache[ unlock ]; 3542 3543 // Handle: [ owner, key, value ] args 3544 if ( typeof data === "string" ) { 3545 cache[ data ] = value; 3546 3547 // Handle: [ owner, { properties } ] args 3548 } else { 3549 // Fresh assignments by object are shallow copied 3550 if ( jQuery.isEmptyObject( cache ) ) { 3551 jQuery.extend( this.cache[ unlock ], data ); 3552 // Otherwise, copy the properties one-by-one to the cache object 3553 } else { 3554 for ( prop in data ) { 3555 cache[ prop ] = data[ prop ]; 3556 } 3557 } 3558 } 3559 return cache; 3560 }, 3561 get: function( owner, key ) { 3562 // Either a valid cache is found, or will be created. 3563 // New caches will be created and the unlock returned, 3564 // allowing direct access to the newly created 3565 // empty data object. A valid owner object must be provided. 3566 var cache = this.cache[ this.key( owner ) ]; 3567 3568 return key === undefined ? 3569 cache : cache[ key ]; 3570 }, 3571 access: function( owner, key, value ) { 3572 var stored; 3573 // In cases where either: 3574 // 3575 // 1. No key was specified 3576 // 2. A string key was specified, but no value provided 3577 // 3578 // Take the "read" path and allow the get method to determine 3579 // which value to return, respectively either: 3580 // 3581 // 1. The entire cache object 3582 // 2. The data stored at the key 3583 // 3584 if ( key === undefined || 3585 ((key && typeof key === "string") && value === undefined) ) { 3586 3587 stored = this.get( owner, key ); 3588 3589 return stored !== undefined ? 3590 stored : this.get( owner, jQuery.camelCase(key) ); 3591 } 3592 3593 // [*]When the key is not a string, or both a key and value 3594 // are specified, set or extend (existing objects) with either: 3595 // 3596 // 1. An object of properties 3597 // 2. A key and value 3598 // 3599 this.set( owner, key, value ); 3600 3601 // Since the "set" path can have two possible entry points 3602 // return the expected data based on which path was taken[*] 3603 return value !== undefined ? value : key; 3604 }, 3605 remove: function( owner, key ) { 3606 var i, name, camel, 3607 unlock = this.key( owner ), 3608 cache = this.cache[ unlock ]; 3609 3610 if ( key === undefined ) { 3611 this.cache[ unlock ] = {}; 3612 3613 } else { 3614 // Support array or space separated string of keys 3615 if ( jQuery.isArray( key ) ) { 3616 // If "name" is an array of keys... 3617 // When data is initially created, via ("key", "val") signature, 3618 // keys will be converted to camelCase. 3619 // Since there is no way to tell _how_ a key was added, remove 3620 // both plain key and camelCase key. #12786 3621 // This will only penalize the array argument path. 3622 name = key.concat( key.map( jQuery.camelCase ) ); 3623 } else { 3624 camel = jQuery.camelCase( key ); 3625 // Try the string as a key before any manipulation 3626 if ( key in cache ) { 3627 name = [ key, camel ]; 3628 } else { 3629 // If a key with the spaces exists, use it. 3630 // Otherwise, create an array by matching non-whitespace 3631 name = camel; 3632 name = name in cache ? 3633 [ name ] : ( name.match( rnotwhite ) || [] ); 3634 } 3635 } 3636 3637 i = name.length; 3638 while ( i-- ) { 3639 delete cache[ name[ i ] ]; 3640 } 3641 } 3642 }, 3643 hasData: function( owner ) { 3644 return !jQuery.isEmptyObject( 3645 this.cache[ owner[ this.expando ] ] || {} 3646 ); 3647 }, 3648 discard: function( owner ) { 3649 if ( owner[ this.expando ] ) { 3650 delete this.cache[ owner[ this.expando ] ]; 3651 } 3652 } 3653}; 3654var data_priv = new Data(); 3655 3656var data_user = new Data(); 3657 3658 3659 3660/* 3661 Implementation Summary 3662 3663 1. Enforce API surface and semantic compatibility with 1.9.x branch 3664 2. Improve the module's maintainability by reducing the storage 3665 paths to a single mechanism. 3666 3. Use the same single mechanism to support "private" and "user" data. 3667 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) 3668 5. Avoid exposing implementation details on user objects (eg. expando properties) 3669 6. Provide a clear path for implementation upgrade to WeakMap in 2014 3670*/ 3671var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, 3672 rmultiDash = /([A-Z])/g; 3673 3674function dataAttr( elem, key, data ) { 3675 var name; 3676 3677 // If nothing was found internally, try to fetch any 3678 // data from the HTML5 data-* attribute 3679 if ( data === undefined && elem.nodeType === 1 ) { 3680 name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); 3681 data = elem.getAttribute( name ); 3682 3683 if ( typeof data === "string" ) { 3684 try { 3685 data = data === "true" ? true : 3686 data === "false" ? false : 3687 data === "null" ? null : 3688 // Only convert to a number if it doesn't change the string 3689 +data + "" === data ? +data : 3690 rbrace.test( data ) ? jQuery.parseJSON( data ) : 3691 data; 3692 } catch( e ) {} 3693 3694 // Make sure we set the data so it isn't changed later 3695 data_user.set( elem, key, data ); 3696 } else { 3697 data = undefined; 3698 } 3699 } 3700 return data; 3701} 3702 3703jQuery.extend({ 3704 hasData: function( elem ) { 3705 return data_user.hasData( elem ) || data_priv.hasData( elem ); 3706 }, 3707 3708 data: function( elem, name, data ) { 3709 return data_user.access( elem, name, data ); 3710 }, 3711 3712 removeData: function( elem, name ) { 3713 data_user.remove( elem, name ); 3714 }, 3715 3716 // TODO: Now that all calls to _data and _removeData have been replaced 3717 // with direct calls to data_priv methods, these can be deprecated. 3718 _data: function( elem, name, data ) { 3719 return data_priv.access( elem, name, data ); 3720 }, 3721 3722 _removeData: function( elem, name ) { 3723 data_priv.remove( elem, name ); 3724 } 3725}); 3726 3727jQuery.fn.extend({ 3728 data: function( key, value ) { 3729 var i, name, data, 3730 elem = this[ 0 ], 3731 attrs = elem && elem.attributes; 3732 3733 // Gets all values 3734 if ( key === undefined ) { 3735 if ( this.length ) { 3736 data = data_user.get( elem ); 3737 3738 if ( elem.nodeType === 1 && !data_priv.get( elem, "hasDataAttrs" ) ) { 3739 i = attrs.length; 3740 while ( i-- ) { 3741 name = attrs[ i ].name; 3742 3743 if ( name.indexOf( "data-" ) === 0 ) { 3744 name = jQuery.camelCase( name.slice(5) ); 3745 dataAttr( elem, name, data[ name ] ); 3746 } 3747 } 3748 data_priv.set( elem, "hasDataAttrs", true ); 3749 } 3750 } 3751 3752 return data; 3753 } 3754 3755 // Sets multiple values 3756 if ( typeof key === "object" ) { 3757 return this.each(function() { 3758 data_user.set( this, key ); 3759 }); 3760 } 3761 3762 return access( this, function( value ) { 3763 var data, 3764 camelKey = jQuery.camelCase( key ); 3765 3766 // The calling jQuery object (element matches) is not empty 3767 // (and therefore has an element appears at this[ 0 ]) and the 3768 // `value` parameter was not undefined. An empty jQuery object 3769 // will result in `undefined` for elem = this[ 0 ] which will 3770 // throw an exception if an attempt to read a data cache is made. 3771 if ( elem && value === undefined ) { 3772 // Attempt to get data from the cache 3773 // with the key as-is 3774 data = data_user.get( elem, key ); 3775 if ( data !== undefined ) { 3776 return data; 3777 } 3778 3779 // Attempt to get data from the cache 3780 // with the key camelized 3781 data = data_user.get( elem, camelKey ); 3782 if ( data !== undefined ) { 3783 return data; 3784 } 3785 3786 // Attempt to "discover" the data in 3787 // HTML5 custom data-* attrs 3788 data = dataAttr( elem, camelKey, undefined ); 3789 if ( data !== undefined ) { 3790 return data; 3791 } 3792 3793 // We tried really hard, but the data doesn't exist. 3794 return; 3795 } 3796 3797 // Set the data... 3798 this.each(function() { 3799 // First, attempt to store a copy or reference of any 3800 // data that might've been store with a camelCased key. 3801 var data = data_user.get( this, camelKey ); 3802 3803 // For HTML5 data-* attribute interop, we have to 3804 // store property names with dashes in a camelCase form. 3805 // This might not apply to all properties...* 3806 data_user.set( this, camelKey, value ); 3807 3808 // *... In the case of properties that might _actually_ 3809 // have dashes, we need to also store a copy of that 3810 // unchanged property. 3811 if ( key.indexOf("-") !== -1 && data !== undefined ) { 3812 data_user.set( this, key, value ); 3813 } 3814 }); 3815 }, null, value, arguments.length > 1, null, true ); 3816 }, 3817 3818 removeData: function( key ) { 3819 return this.each(function() { 3820 data_user.remove( this, key ); 3821 }); 3822 } 3823}); 3824 3825 3826jQuery.extend({ 3827 queue: function( elem, type, data ) { 3828 var queue; 3829 3830 if ( elem ) { 3831 type = ( type || "fx" ) + "queue"; 3832 queue = data_priv.get( elem, type ); 3833 3834 // Speed up dequeue by getting out quickly if this is just a lookup 3835 if ( data ) { 3836 if ( !queue || jQuery.isArray( data ) ) { 3837 queue = data_priv.access( elem, type, jQuery.makeArray(data) ); 3838 } else { 3839 queue.push( data ); 3840 } 3841 } 3842 return queue || []; 3843 } 3844 }, 3845 3846 dequeue: function( elem, type ) { 3847 type = type || "fx"; 3848 3849 var queue = jQuery.queue( elem, type ), 3850 startLength = queue.length, 3851 fn = queue.shift(), 3852 hooks = jQuery._queueHooks( elem, type ), 3853 next = function() { 3854 jQuery.dequeue( elem, type ); 3855 }; 3856 3857 // If the fx queue is dequeued, always remove the progress sentinel 3858 if ( fn === "inprogress" ) { 3859 fn = queue.shift(); 3860 startLength--; 3861 } 3862 3863 if ( fn ) { 3864 3865 // Add a progress sentinel to prevent the fx queue from being 3866 // automatically dequeued 3867 if ( type === "fx" ) { 3868 queue.unshift( "inprogress" ); 3869 } 3870 3871 // clear up the last queue stop function 3872 delete hooks.stop; 3873 fn.call( elem, next, hooks ); 3874 } 3875 3876 if ( !startLength && hooks ) { 3877 hooks.empty.fire(); 3878 } 3879 }, 3880 3881 // not intended for public consumption - generates a queueHooks object, or returns the current one 3882 _queueHooks: function( elem, type ) { 3883 var key = type + "queueHooks"; 3884 return data_priv.get( elem, key ) || data_priv.access( elem, key, { 3885 empty: jQuery.Callbacks("once memory").add(function() { 3886 data_priv.remove( elem, [ type + "queue", key ] ); 3887 }) 3888 }); 3889 } 3890}); 3891 3892jQuery.fn.extend({ 3893 queue: function( type, data ) { 3894 var setter = 2; 3895 3896 if ( typeof type !== "string" ) { 3897 data = type; 3898 type = "fx"; 3899 setter--; 3900 } 3901 3902 if ( arguments.length < setter ) { 3903 return jQuery.queue( this[0], type ); 3904 } 3905 3906 return data === undefined ? 3907 this : 3908 this.each(function() { 3909 var queue = jQuery.queue( this, type, data ); 3910 3911 // ensure a hooks for this queue 3912 jQuery._queueHooks( this, type ); 3913 3914 if ( type === "fx" && queue[0] !== "inprogress" ) { 3915 jQuery.dequeue( this, type ); 3916 } 3917 }); 3918 }, 3919 dequeue: function( type ) { 3920 return this.each(function() { 3921 jQuery.dequeue( this, type ); 3922 }); 3923 }, 3924 clearQueue: function( type ) { 3925 return this.queue( type || "fx", [] ); 3926 }, 3927 // Get a promise resolved when queues of a certain type 3928 // are emptied (fx is the type by default) 3929 promise: function( type, obj ) { 3930 var tmp, 3931 count = 1, 3932 defer = jQuery.Deferred(), 3933 elements = this, 3934 i = this.length, 3935 resolve = function() { 3936 if ( !( --count ) ) { 3937 defer.resolveWith( elements, [ elements ] ); 3938 } 3939 }; 3940 3941 if ( typeof type !== "string" ) { 3942 obj = type; 3943 type = undefined; 3944 } 3945 type = type || "fx"; 3946 3947 while ( i-- ) { 3948 tmp = data_priv.get( elements[ i ], type + "queueHooks" ); 3949 if ( tmp && tmp.empty ) { 3950 count++; 3951 tmp.empty.add( resolve ); 3952 } 3953 } 3954 resolve(); 3955 return defer.promise( obj ); 3956 } 3957}); 3958var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source; 3959 3960var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; 3961 3962var isHidden = function( elem, el ) { 3963 // isHidden might be called from jQuery#filter function; 3964 // in that case, element will be second argument 3965 elem = el || elem; 3966 return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem ); 3967 }; 3968 3969var rcheckableType = (/^(?:checkbox|radio)$/i); 3970 3971 3972 3973(function() { 3974 var fragment = document.createDocumentFragment(), 3975 div = fragment.appendChild( document.createElement( "div" ) ); 3976 3977 // #11217 - WebKit loses check when the name is after the checked attribute 3978 div.innerHTML = "<input type='radio' checked='checked' name='t'/>"; 3979 3980 // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3 3981 // old WebKit doesn't clone checked state correctly in fragments 3982 support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; 3983 3984 // Make sure textarea (and checkbox) defaultValue is properly cloned 3985 // Support: IE9-IE11+ 3986 div.innerHTML = "<textarea>x</textarea>"; 3987 support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; 3988})(); 3989var strundefined = typeof undefined; 3990 3991 3992 3993support.focusinBubbles = "onfocusin" in window; 3994 3995 3996var 3997 rkeyEvent = /^key/, 3998 rmouseEvent = /^(?:mouse|contextmenu)|click/, 3999 rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, 4000 rtypenamespace = /^([^.]*)(?:\.(.+)|)$/; 4001 4002function returnTrue() { 4003 return true; 4004} 4005 4006function returnFalse() { 4007 return false; 4008} 4009 4010function safeActiveElement() { 4011 try { 4012 return document.activeElement; 4013 } catch ( err ) { } 4014} 4015 4016/* 4017 * Helper functions for managing events -- not part of the public interface. 4018 * Props to Dean Edwards' addEvent library for many of the ideas. 4019 */ 4020jQuery.event = { 4021 4022 global: {}, 4023 4024 add: function( elem, types, handler, data, selector ) { 4025 4026 var handleObjIn, eventHandle, tmp, 4027 events, t, handleObj, 4028 special, handlers, type, namespaces, origType, 4029 elemData = data_priv.get( elem ); 4030 4031 // Don't attach events to noData or text/comment nodes (but allow plain objects) 4032 if ( !elemData ) { 4033 return; 4034 } 4035 4036 // Caller can pass in an object of custom data in lieu of the handler 4037 if ( handler.handler ) { 4038 handleObjIn = handler; 4039 handler = handleObjIn.handler; 4040 selector = handleObjIn.selector; 4041 } 4042 4043 // Make sure that the handler has a unique ID, used to find/remove it later 4044 if ( !handler.guid ) { 4045 handler.guid = jQuery.guid++; 4046 } 4047 4048 // Init the element's event structure and main handler, if this is the first 4049 if ( !(events = elemData.events) ) { 4050 events = elemData.events = {}; 4051 } 4052 if ( !(eventHandle = elemData.handle) ) { 4053 eventHandle = elemData.handle = function( e ) { 4054 // Discard the second event of a jQuery.event.trigger() and 4055 // when an event is called after a page has unloaded 4056 return typeof jQuery !== strundefined && jQuery.event.triggered !== e.type ? 4057 jQuery.event.dispatch.apply( elem, arguments ) : undefined; 4058 }; 4059 } 4060 4061 // Handle multiple events separated by a space 4062 types = ( types || "" ).match( rnotwhite ) || [ "" ]; 4063 t = types.length; 4064 while ( t-- ) { 4065 tmp = rtypenamespace.exec( types[t] ) || []; 4066 type = origType = tmp[1]; 4067 namespaces = ( tmp[2] || "" ).split( "." ).sort(); 4068 4069 // There *must* be a type, no attaching namespace-only handlers 4070 if ( !type ) { 4071 continue; 4072 } 4073 4074 // If event changes its type, use the special event handlers for the changed type 4075 special = jQuery.event.special[ type ] || {}; 4076 4077 // If selector defined, determine special event api type, otherwise given type 4078 type = ( selector ? special.delegateType : special.bindType ) || type; 4079 4080 // Update special based on newly reset type 4081 special = jQuery.event.special[ type ] || {}; 4082 4083 // handleObj is passed to all event handlers 4084 handleObj = jQuery.extend({ 4085 type: type, 4086 origType: origType, 4087 data: data, 4088 handler: handler, 4089 guid: handler.guid, 4090 selector: selector, 4091 needsContext: selector && jQuery.expr.match.needsContext.test( selector ), 4092 namespace: namespaces.join(".") 4093 }, handleObjIn ); 4094 4095 // Init the event handler queue if we're the first 4096 if ( !(handlers = events[ type ]) ) { 4097 handlers = events[ type ] = []; 4098 handlers.delegateCount = 0; 4099 4100 // Only use addEventListener if the special events handler returns false 4101 if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { 4102 if ( elem.addEventListener ) { 4103 elem.addEventListener( type, eventHandle, false ); 4104 } 4105 } 4106 } 4107 4108 if ( special.add ) { 4109 special.add.call( elem, handleObj ); 4110 4111 if ( !handleObj.handler.guid ) { 4112 handleObj.handler.guid = handler.guid; 4113 } 4114 } 4115 4116 // Add to the element's handler list, delegates in front 4117 if ( selector ) { 4118 handlers.splice( handlers.delegateCount++, 0, handleObj ); 4119 } else { 4120 handlers.push( handleObj ); 4121 } 4122 4123 // Keep track of which events have ever been used, for event optimization 4124 jQuery.event.global[ type ] = true; 4125 } 4126 4127 }, 4128 4129 // Detach an event or set of events from an element 4130 remove: function( elem, types, handler, selector, mappedTypes ) { 4131 4132 var j, origCount, tmp, 4133 events, t, handleObj, 4134 special, handlers, type, namespaces, origType, 4135 elemData = data_priv.hasData( elem ) && data_priv.get( elem ); 4136 4137 if ( !elemData || !(events = elemData.events) ) { 4138 return; 4139 } 4140 4141 // Once for each type.namespace in types; type may be omitted 4142 types = ( types || "" ).match( rnotwhite ) || [ "" ]; 4143 t = types.length; 4144 while ( t-- ) { 4145 tmp = rtypenamespace.exec( types[t] ) || []; 4146 type = origType = tmp[1]; 4147 namespaces = ( tmp[2] || "" ).split( "." ).sort(); 4148 4149 // Unbind all events (on this namespace, if provided) for the element 4150 if ( !type ) { 4151 for ( type in events ) { 4152 jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); 4153 } 4154 continue; 4155 } 4156 4157 special = jQuery.event.special[ type ] || {}; 4158 type = ( selector ? special.delegateType : special.bindType ) || type; 4159 handlers = events[ type ] || []; 4160 tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ); 4161 4162 // Remove matching events 4163 origCount = j = handlers.length; 4164 while ( j-- ) { 4165 handleObj = handlers[ j ]; 4166 4167 if ( ( mappedTypes || origType === handleObj.origType ) && 4168 ( !handler || handler.guid === handleObj.guid ) && 4169 ( !tmp || tmp.test( handleObj.namespace ) ) && 4170 ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) { 4171 handlers.splice( j, 1 ); 4172 4173 if ( handleObj.selector ) { 4174 handlers.delegateCount--; 4175 } 4176 if ( special.remove ) { 4177 special.remove.call( elem, handleObj ); 4178 } 4179 } 4180 } 4181 4182 // Remove generic event handler if we removed something and no more handlers exist 4183 // (avoids potential for endless recursion during removal of special event handlers) 4184 if ( origCount && !handlers.length ) { 4185 if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) { 4186 jQuery.removeEvent( elem, type, elemData.handle ); 4187 } 4188 4189 delete events[ type ]; 4190 } 4191 } 4192 4193 // Remove the expando if it's no longer used 4194 if ( jQuery.isEmptyObject( events ) ) { 4195 delete elemData.handle; 4196 data_priv.remove( elem, "events" ); 4197 } 4198 }, 4199 4200 trigger: function( event, data, elem, onlyHandlers ) { 4201 4202 var i, cur, tmp, bubbleType, ontype, handle, special, 4203 eventPath = [ elem || document ], 4204 type = hasOwn.call( event, "type" ) ? event.type : event, 4205 namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : []; 4206 4207 cur = tmp = elem = elem || document; 4208 4209 // Don't do events on text and comment nodes 4210 if ( elem.nodeType === 3 || elem.nodeType === 8 ) { 4211 return; 4212 } 4213 4214 // focus/blur morphs to focusin/out; ensure we're not firing them right now 4215 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { 4216 return; 4217 } 4218 4219 if ( type.indexOf(".") >= 0 ) { 4220 // Namespaced trigger; create a regexp to match event type in handle() 4221 namespaces = type.split("."); 4222 type = namespaces.shift(); 4223 namespaces.sort(); 4224 } 4225 ontype = type.indexOf(":") < 0 && "on" + type; 4226 4227 // Caller can pass in a jQuery.Event object, Object, or just an event type string 4228 event = event[ jQuery.expando ] ? 4229 event : 4230 new jQuery.Event( type, typeof event === "object" && event ); 4231 4232 // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) 4233 event.isTrigger = onlyHandlers ? 2 : 3; 4234 event.namespace = namespaces.join("."); 4235 event.namespace_re = event.namespace ? 4236 new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) : 4237 null; 4238 4239 // Clean up the event in case it is being reused 4240 event.result = undefined; 4241 if ( !event.target ) { 4242 event.target = elem; 4243 } 4244 4245 // Clone any incoming data and prepend the event, creating the handler arg list 4246 data = data == null ? 4247 [ event ] : 4248 jQuery.makeArray( data, [ event ] ); 4249 4250 // Allow special events to draw outside the lines 4251 special = jQuery.event.special[ type ] || {}; 4252 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { 4253 return; 4254 } 4255 4256 // Determine event propagation path in advance, per W3C events spec (#9951) 4257 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) 4258 if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { 4259 4260 bubbleType = special.delegateType || type; 4261 if ( !rfocusMorph.test( bubbleType + type ) ) { 4262 cur = cur.parentNode; 4263 } 4264 for ( ; cur; cur = cur.parentNode ) { 4265 eventPath.push( cur ); 4266 tmp = cur; 4267 } 4268 4269 // Only add window if we got to document (e.g., not plain obj or detached DOM) 4270 if ( tmp === (elem.ownerDocument || document) ) { 4271 eventPath.push( tmp.defaultView || tmp.parentWindow || window ); 4272 } 4273 } 4274 4275 // Fire handlers on the event path 4276 i = 0; 4277 while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) { 4278 4279 event.type = i > 1 ? 4280 bubbleType : 4281 special.bindType || type; 4282 4283 // jQuery handler 4284 handle = ( data_priv.get( cur, "events" ) || {} )[ event.type ] && data_priv.get( cur, "handle" ); 4285 if ( handle ) { 4286 handle.apply( cur, data ); 4287 } 4288 4289 // Native handler 4290 handle = ontype && cur[ ontype ]; 4291 if ( handle && handle.apply && jQuery.acceptData( cur ) ) { 4292 event.result = handle.apply( cur, data ); 4293 if ( event.result === false ) { 4294 event.preventDefault(); 4295 } 4296 } 4297 } 4298 event.type = type; 4299 4300 // If nobody prevented the default action, do it now 4301 if ( !onlyHandlers && !event.isDefaultPrevented() ) { 4302 4303 if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) && 4304 jQuery.acceptData( elem ) ) { 4305 4306 // Call a native DOM method on the target with the same name name as the event. 4307 // Don't do default actions on window, that's where global variables be (#6170) 4308 if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) { 4309 4310 // Don't re-trigger an onFOO event when we call its FOO() method 4311 tmp = elem[ ontype ]; 4312 4313 if ( tmp ) { 4314 elem[ ontype ] = null; 4315 } 4316 4317 // Prevent re-triggering of the same event, since we already bubbled it above 4318 jQuery.event.triggered = type; 4319 elem[ type ](); 4320 jQuery.event.triggered = undefined; 4321 4322 if ( tmp ) { 4323 elem[ ontype ] = tmp; 4324 } 4325 } 4326 } 4327 } 4328 4329 return event.result; 4330 }, 4331 4332 dispatch: function( event ) { 4333 4334 // Make a writable jQuery.Event from the native event object 4335 event = jQuery.event.fix( event ); 4336 4337 var i, j, ret, matched, handleObj, 4338 handlerQueue = [], 4339 args = slice.call( arguments ), 4340 handlers = ( data_priv.get( this, "events" ) || {} )[ event.type ] || [], 4341 special = jQuery.event.special[ event.type ] || {}; 4342 4343 // Use the fix-ed jQuery.Event rather than the (read-only) native event 4344 args[0] = event; 4345 event.delegateTarget = this; 4346 4347 // Call the preDispatch hook for the mapped type, and let it bail if desired 4348 if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { 4349 return; 4350 } 4351 4352 // Determine handlers 4353 handlerQueue = jQuery.event.handlers.call( this, event, handlers ); 4354 4355 // Run delegates first; they may want to stop propagation beneath us 4356 i = 0; 4357 while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) { 4358 event.currentTarget = matched.elem; 4359 4360 j = 0; 4361 while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) { 4362 4363 // Triggered event must either 1) have no namespace, or 4364 // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace). 4365 if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) { 4366 4367 event.handleObj = handleObj; 4368 event.data = handleObj.data; 4369 4370 ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler ) 4371 .apply( matched.elem, args ); 4372 4373 if ( ret !== undefined ) { 4374 if ( (event.result = ret) === false ) { 4375 event.preventDefault(); 4376 event.stopPropagation(); 4377 } 4378 } 4379 } 4380 } 4381 } 4382 4383 // Call the postDispatch hook for the mapped type 4384 if ( special.postDispatch ) { 4385 special.postDispatch.call( this, event ); 4386 } 4387 4388 return event.result; 4389 }, 4390 4391 handlers: function( event, handlers ) { 4392 var i, matches, sel, handleObj, 4393 handlerQueue = [], 4394 delegateCount = handlers.delegateCount, 4395 cur = event.target; 4396 4397 // Find delegate handlers 4398 // Black-hole SVG <use> instance trees (#13180) 4399 // Avoid non-left-click bubbling in Firefox (#3861) 4400 if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) { 4401 4402 for ( ; cur !== this; cur = cur.parentNode || this ) { 4403 4404 // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) 4405 if ( cur.disabled !== true || event.type !== "click" ) { 4406 matches = []; 4407 for ( i = 0; i < delegateCount; i++ ) { 4408 handleObj = handlers[ i ]; 4409 4410 // Don't conflict with Object.prototype properties (#13203) 4411 sel = handleObj.selector + " "; 4412 4413 if ( matches[ sel ] === undefined ) { 4414 matches[ sel ] = handleObj.needsContext ? 4415 jQuery( sel, this ).index( cur ) >= 0 : 4416 jQuery.find( sel, this, null, [ cur ] ).length; 4417 } 4418 if ( matches[ sel ] ) { 4419 matches.push( handleObj ); 4420 } 4421 } 4422 if ( matches.length ) { 4423 handlerQueue.push({ elem: cur, handlers: matches }); 4424 } 4425 } 4426 } 4427 } 4428 4429 // Add the remaining (directly-bound) handlers 4430 if ( delegateCount < handlers.length ) { 4431 handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) }); 4432 } 4433 4434 return handlerQueue; 4435 }, 4436 4437 // Includes some event props shared by KeyEvent and MouseEvent 4438 props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "), 4439 4440 fixHooks: {}, 4441 4442 keyHooks: { 4443 props: "char charCode key keyCode".split(" "), 4444 filter: function( event, original ) { 4445 4446 // Add which for key events 4447 if ( event.which == null ) { 4448 event.which = original.charCode != null ? original.charCode : original.keyCode; 4449 } 4450 4451 return event; 4452 } 4453 }, 4454 4455 mouseHooks: { 4456 props: "button buttons clientX clientY offsetX offsetY pageX pageY screenX screenY toElement".split(" "), 4457 filter: function( event, original ) { 4458 var eventDoc, doc, body, 4459 button = original.button; 4460 4461 // Calculate pageX/Y if missing and clientX/Y available 4462 if ( event.pageX == null && original.clientX != null ) { 4463 eventDoc = event.target.ownerDocument || document; 4464 doc = eventDoc.documentElement; 4465 body = eventDoc.body; 4466 4467 event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); 4468 event.pageY = original.clientY + ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - ( doc && doc.clientTop || body && body.clientTop || 0 ); 4469 } 4470 4471 // Add which for click: 1 === left; 2 === middle; 3 === right 4472 // Note: button is not normalized, so don't use it 4473 if ( !event.which && button !== undefined ) { 4474 event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); 4475 } 4476 4477 return event; 4478 } 4479 }, 4480 4481 fix: function( event ) { 4482 if ( event[ jQuery.expando ] ) { 4483 return event; 4484 } 4485 4486 // Create a writable copy of the event object and normalize some properties 4487 var i, prop, copy, 4488 type = event.type, 4489 originalEvent = event, 4490 fixHook = this.fixHooks[ type ]; 4491 4492 if ( !fixHook ) { 4493 this.fixHooks[ type ] = fixHook = 4494 rmouseEvent.test( type ) ? this.mouseHooks : 4495 rkeyEvent.test( type ) ? this.keyHooks : 4496 {}; 4497 } 4498 copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; 4499 4500 event = new jQuery.Event( originalEvent ); 4501 4502 i = copy.length; 4503 while ( i-- ) { 4504 prop = copy[ i ]; 4505 event[ prop ] = originalEvent[ prop ]; 4506 } 4507 4508 // Support: Cordova 2.5 (WebKit) (#13255) 4509 // All events should have a target; Cordova deviceready doesn't 4510 if ( !event.target ) { 4511 event.target = document; 4512 } 4513 4514 // Support: Safari 6.0+, Chrome < 28 4515 // Target should not be a text node (#504, #13143) 4516 if ( event.target.nodeType === 3 ) { 4517 event.target = event.target.parentNode; 4518 } 4519 4520 return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; 4521 }, 4522 4523 special: { 4524 load: { 4525 // Prevent triggered image.load events from bubbling to window.load 4526 noBubble: true 4527 }, 4528 focus: { 4529 // Fire native event if possible so blur/focus sequence is correct 4530 trigger: function() { 4531 if ( this !== safeActiveElement() && this.focus ) { 4532 this.focus(); 4533 return false; 4534 } 4535 }, 4536 delegateType: "focusin" 4537 }, 4538 blur: { 4539 trigger: function() { 4540 if ( this === safeActiveElement() && this.blur ) { 4541 this.blur(); 4542 return false; 4543 } 4544 }, 4545 delegateType: "focusout" 4546 }, 4547 click: { 4548 // For checkbox, fire native event so checked state will be right 4549 trigger: function() { 4550 if ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { 4551 this.click(); 4552 return false; 4553 } 4554 }, 4555 4556 // For cross-browser consistency, don't fire native .click() on links 4557 _default: function( event ) { 4558 return jQuery.nodeName( event.target, "a" ); 4559 } 4560 }, 4561 4562 beforeunload: { 4563 postDispatch: function( event ) { 4564 4565 // Support: Firefox 20+ 4566 // Firefox doesn't alert if the returnValue field is not set. 4567 if ( event.result !== undefined ) { 4568 event.originalEvent.returnValue = event.result; 4569 } 4570 } 4571 } 4572 }, 4573 4574 simulate: function( type, elem, event, bubble ) { 4575 // Piggyback on a donor event to simulate a different one. 4576 // Fake originalEvent to avoid donor's stopPropagation, but if the 4577 // simulated event prevents default then we do the same on the donor. 4578 var e = jQuery.extend( 4579 new jQuery.Event(), 4580 event, 4581 { 4582 type: type, 4583 isSimulated: true, 4584 originalEvent: {} 4585 } 4586 ); 4587 if ( bubble ) { 4588 jQuery.event.trigger( e, null, elem ); 4589 } else { 4590 jQuery.event.dispatch.call( elem, e ); 4591 } 4592 if ( e.isDefaultPrevented() ) { 4593 event.preventDefault(); 4594 } 4595 } 4596}; 4597 4598jQuery.removeEvent = function( elem, type, handle ) { 4599 if ( elem.removeEventListener ) { 4600 elem.removeEventListener( type, handle, false ); 4601 } 4602}; 4603 4604jQuery.Event = function( src, props ) { 4605 // Allow instantiation without the 'new' keyword 4606 if ( !(this instanceof jQuery.Event) ) { 4607 return new jQuery.Event( src, props ); 4608 } 4609 4610 // Event object 4611 if ( src && src.type ) { 4612 this.originalEvent = src; 4613 this.type = src.type; 4614 4615 // Events bubbling up the document may have been marked as prevented 4616 // by a handler lower down the tree; reflect the correct value. 4617 this.isDefaultPrevented = src.defaultPrevented || 4618 // Support: Android < 4.0 4619 src.defaultPrevented === undefined && 4620 src.getPreventDefault && src.getPreventDefault() ? 4621 returnTrue : 4622 returnFalse; 4623 4624 // Event type 4625 } else { 4626 this.type = src; 4627 } 4628 4629 // Put explicitly provided properties onto the event object 4630 if ( props ) { 4631 jQuery.extend( this, props ); 4632 } 4633 4634 // Create a timestamp if incoming event doesn't have one 4635 this.timeStamp = src && src.timeStamp || jQuery.now(); 4636 4637 // Mark it as fixed 4638 this[ jQuery.expando ] = true; 4639}; 4640 4641// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding 4642// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html 4643jQuery.Event.prototype = { 4644 isDefaultPrevented: returnFalse, 4645 isPropagationStopped: returnFalse, 4646 isImmediatePropagationStopped: returnFalse, 4647 4648 preventDefault: function() { 4649 var e = this.originalEvent; 4650 4651 this.isDefaultPrevented = returnTrue; 4652 4653 if ( e && e.preventDefault ) { 4654 e.preventDefault(); 4655 } 4656 }, 4657 stopPropagation: function() { 4658 var e = this.originalEvent; 4659 4660 this.isPropagationStopped = returnTrue; 4661 4662 if ( e && e.stopPropagation ) { 4663 e.stopPropagation(); 4664 } 4665 }, 4666 stopImmediatePropagation: function() { 4667 this.isImmediatePropagationStopped = returnTrue; 4668 this.stopPropagation(); 4669 } 4670}; 4671 4672// Create mouseenter/leave events using mouseover/out and event-time checks 4673// Support: Chrome 15+ 4674jQuery.each({ 4675 mouseenter: "mouseover", 4676 mouseleave: "mouseout" 4677}, function( orig, fix ) { 4678 jQuery.event.special[ orig ] = { 4679 delegateType: fix, 4680 bindType: fix, 4681 4682 handle: function( event ) { 4683 var ret, 4684 target = this, 4685 related = event.relatedTarget, 4686 handleObj = event.handleObj; 4687 4688 // For mousenter/leave call the handler if related is outside the target. 4689 // NB: No relatedTarget if the mouse left/entered the browser window 4690 if ( !related || (related !== target && !jQuery.contains( target, related )) ) { 4691 event.type = handleObj.origType; 4692 ret = handleObj.handler.apply( this, arguments ); 4693 event.type = fix; 4694 } 4695 return ret; 4696 } 4697 }; 4698}); 4699 4700// Create "bubbling" focus and blur events 4701// Support: Firefox, Chrome, Safari 4702if ( !support.focusinBubbles ) { 4703 jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) { 4704 4705 // Attach a single capturing handler on the document while someone wants focusin/focusout 4706 var handler = function( event ) { 4707 jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true ); 4708 }; 4709 4710 jQuery.event.special[ fix ] = { 4711 setup: function() { 4712 var doc = this.ownerDocument || this, 4713 attaches = data_priv.access( doc, fix ); 4714 4715 if ( !attaches ) { 4716 doc.addEventListener( orig, handler, true ); 4717 } 4718 data_priv.access( doc, fix, ( attaches || 0 ) + 1 ); 4719 }, 4720 teardown: function() { 4721 var doc = this.ownerDocument || this, 4722 attaches = data_priv.access( doc, fix ) - 1; 4723 4724 if ( !attaches ) { 4725 doc.removeEventListener( orig, handler, true ); 4726 data_priv.remove( doc, fix ); 4727 4728 } else { 4729 data_priv.access( doc, fix, attaches ); 4730 } 4731 } 4732 }; 4733 }); 4734} 4735 4736jQuery.fn.extend({ 4737 4738 on: function( types, selector, data, fn, /*INTERNAL*/ one ) { 4739 var origFn, type; 4740 4741 // Types can be a map of types/handlers 4742 if ( typeof types === "object" ) { 4743 // ( types-Object, selector, data ) 4744 if ( typeof selector !== "string" ) { 4745 // ( types-Object, data ) 4746 data = data || selector; 4747 selector = undefined; 4748 } 4749 for ( type in types ) { 4750 this.on( type, selector, data, types[ type ], one ); 4751 } 4752 return this; 4753 } 4754 4755 if ( data == null && fn == null ) { 4756 // ( types, fn ) 4757 fn = selector; 4758 data = selector = undefined; 4759 } else if ( fn == null ) { 4760 if ( typeof selector === "string" ) { 4761 // ( types, selector, fn ) 4762 fn = data; 4763 data = undefined; 4764 } else { 4765 // ( types, data, fn ) 4766 fn = data; 4767 data = selector; 4768 selector = undefined; 4769 } 4770 } 4771 if ( fn === false ) { 4772 fn = returnFalse; 4773 } else if ( !fn ) { 4774 return this; 4775 } 4776 4777 if ( one === 1 ) { 4778 origFn = fn; 4779 fn = function( event ) { 4780 // Can use an empty set, since event contains the info 4781 jQuery().off( event ); 4782 return origFn.apply( this, arguments ); 4783 }; 4784 // Use same guid so caller can remove using origFn 4785 fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); 4786 } 4787 return this.each( function() { 4788 jQuery.event.add( this, types, fn, data, selector ); 4789 }); 4790 }, 4791 one: function( types, selector, data, fn ) { 4792 return this.on( types, selector, data, fn, 1 ); 4793 }, 4794 off: function( types, selector, fn ) { 4795 var handleObj, type; 4796 if ( types && types.preventDefault && types.handleObj ) { 4797 // ( event ) dispatched jQuery.Event 4798 handleObj = types.handleObj; 4799 jQuery( types.delegateTarget ).off( 4800 handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType, 4801 handleObj.selector, 4802 handleObj.handler 4803 ); 4804 return this; 4805 } 4806 if ( typeof types === "object" ) { 4807 // ( types-object [, selector] ) 4808 for ( type in types ) { 4809 this.off( type, selector, types[ type ] ); 4810 } 4811 return this; 4812 } 4813 if ( selector === false || typeof selector === "function" ) { 4814 // ( types [, fn] ) 4815 fn = selector; 4816 selector = undefined; 4817 } 4818 if ( fn === false ) { 4819 fn = returnFalse; 4820 } 4821 return this.each(function() { 4822 jQuery.event.remove( this, types, fn, selector ); 4823 }); 4824 }, 4825 4826 trigger: function( type, data ) { 4827 return this.each(function() { 4828 jQuery.event.trigger( type, data, this ); 4829 }); 4830 }, 4831 triggerHandler: function( type, data ) { 4832 var elem = this[0]; 4833 if ( elem ) { 4834 return jQuery.event.trigger( type, data, elem, true ); 4835 } 4836 } 4837}); 4838 4839 4840var 4841 rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi, 4842 rtagName = /<([\w:]+)/, 4843 rhtml = /<|&#?\w+;/, 4844 rnoInnerhtml = /<(?:script|style|link)/i, 4845 // checked="checked" or checked 4846 rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, 4847 rscriptType = /^$|\/(?:java|ecma)script/i, 4848 rscriptTypeMasked = /^true\/(.*)/, 4849 rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g, 4850 4851 // We have to close these tags to support XHTML (#13200) 4852 wrapMap = { 4853 4854 // Support: IE 9 4855 option: [ 1, "<select multiple='multiple'>", "</select>" ], 4856 4857 thead: [ 1, "<table>", "</table>" ], 4858 col: [ 2, "<table><colgroup>", "</colgroup></table>" ], 4859 tr: [ 2, "<table><tbody>", "</tbody></table>" ], 4860 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ], 4861 4862 _default: [ 0, "", "" ] 4863 }; 4864 4865// Support: IE 9 4866wrapMap.optgroup = wrapMap.option; 4867 4868wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; 4869wrapMap.th = wrapMap.td; 4870 4871// Support: 1.x compatibility 4872// Manipulating tables requires a tbody 4873function manipulationTarget( elem, content ) { 4874 return jQuery.nodeName( elem, "table" ) && 4875 jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? 4876 4877 elem.getElementsByTagName("tbody")[0] || 4878 elem.appendChild( elem.ownerDocument.createElement("tbody") ) : 4879 elem; 4880} 4881 4882// Replace/restore the type attribute of script elements for safe DOM manipulation 4883function disableScript( elem ) { 4884 elem.type = (elem.getAttribute("type") !== null) + "/" + elem.type; 4885 return elem; 4886} 4887function restoreScript( elem ) { 4888 var match = rscriptTypeMasked.exec( elem.type ); 4889 4890 if ( match ) { 4891 elem.type = match[ 1 ]; 4892 } else { 4893 elem.removeAttribute("type"); 4894 } 4895 4896 return elem; 4897} 4898 4899// Mark scripts as having already been evaluated 4900function setGlobalEval( elems, refElements ) { 4901 var i = 0, 4902 l = elems.length; 4903 4904 for ( ; i < l; i++ ) { 4905 data_priv.set( 4906 elems[ i ], "globalEval", !refElements || data_priv.get( refElements[ i ], "globalEval" ) 4907 ); 4908 } 4909} 4910 4911function cloneCopyEvent( src, dest ) { 4912 var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; 4913 4914 if ( dest.nodeType !== 1 ) { 4915 return; 4916 } 4917 4918 // 1. Copy private data: events, handlers, etc. 4919 if ( data_priv.hasData( src ) ) { 4920 pdataOld = data_priv.access( src ); 4921 pdataCur = data_priv.set( dest, pdataOld ); 4922 events = pdataOld.events; 4923 4924 if ( events ) { 4925 delete pdataCur.handle; 4926 pdataCur.events = {}; 4927 4928 for ( type in events ) { 4929 for ( i = 0, l = events[ type ].length; i < l; i++ ) { 4930 jQuery.event.add( dest, type, events[ type ][ i ] ); 4931 } 4932 } 4933 } 4934 } 4935 4936 // 2. Copy user data 4937 if ( data_user.hasData( src ) ) { 4938 udataOld = data_user.access( src ); 4939 udataCur = jQuery.extend( {}, udataOld ); 4940 4941 data_user.set( dest, udataCur ); 4942 } 4943} 4944 4945function getAll( context, tag ) { 4946 var ret = context.getElementsByTagName ? context.getElementsByTagName( tag || "*" ) : 4947 context.querySelectorAll ? context.querySelectorAll( tag || "*" ) : 4948 []; 4949 4950 return tag === undefined || tag && jQuery.nodeName( context, tag ) ? 4951 jQuery.merge( [ context ], ret ) : 4952 ret; 4953} 4954 4955// Support: IE >= 9 4956function fixInput( src, dest ) { 4957 var nodeName = dest.nodeName.toLowerCase(); 4958 4959 // Fails to persist the checked state of a cloned checkbox or radio button. 4960 if ( nodeName === "input" && rcheckableType.test( src.type ) ) { 4961 dest.checked = src.checked; 4962 4963 // Fails to return the selected option to the default selected state when cloning options 4964 } else if ( nodeName === "input" || nodeName === "textarea" ) { 4965 dest.defaultValue = src.defaultValue; 4966 } 4967} 4968 4969jQuery.extend({ 4970 clone: function( elem, dataAndEvents, deepDataAndEvents ) { 4971 var i, l, srcElements, destElements, 4972 clone = elem.cloneNode( true ), 4973 inPage = jQuery.contains( elem.ownerDocument, elem ); 4974 4975 // Support: IE >= 9 4976 // Fix Cloning issues 4977 if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && 4978 !jQuery.isXMLDoc( elem ) ) { 4979 4980 // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 4981 destElements = getAll( clone ); 4982 srcElements = getAll( elem ); 4983 4984 for ( i = 0, l = srcElements.length; i < l; i++ ) { 4985 fixInput( srcElements[ i ], destElements[ i ] ); 4986 } 4987 } 4988 4989 // Copy the events from the original to the clone 4990 if ( dataAndEvents ) { 4991 if ( deepDataAndEvents ) { 4992 srcElements = srcElements || getAll( elem ); 4993 destElements = destElements || getAll( clone ); 4994 4995 for ( i = 0, l = srcElements.length; i < l; i++ ) { 4996 cloneCopyEvent( srcElements[ i ], destElements[ i ] ); 4997 } 4998 } else { 4999 cloneCopyEvent( elem, clone ); 5000 } 5001 } 5002 5003 // Preserve script evaluation history 5004 destElements = getAll( clone, "script" ); 5005 if ( destElements.length > 0 ) { 5006 setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); 5007 } 5008 5009 // Return the cloned set 5010 return clone; 5011 }, 5012 5013 buildFragment: function( elems, context, scripts, selection ) { 5014 var elem, tmp, tag, wrap, contains, j, 5015 fragment = context.createDocumentFragment(), 5016 nodes = [], 5017 i = 0, 5018 l = elems.length; 5019 5020 for ( ; i < l; i++ ) { 5021 elem = elems[ i ]; 5022 5023 if ( elem || elem === 0 ) { 5024 5025 // Add nodes directly 5026 if ( jQuery.type( elem ) === "object" ) { 5027 // Support: QtWebKit 5028 // jQuery.merge because push.apply(_, arraylike) throws 5029 jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); 5030 5031 // Convert non-html into a text node 5032 } else if ( !rhtml.test( elem ) ) { 5033 nodes.push( context.createTextNode( elem ) ); 5034 5035 // Convert html into DOM nodes 5036 } else { 5037 tmp = tmp || fragment.appendChild( context.createElement("div") ); 5038 5039 // Deserialize a standard representation 5040 tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); 5041 wrap = wrapMap[ tag ] || wrapMap._default; 5042 tmp.innerHTML = wrap[ 1 ] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[ 2 ]; 5043 5044 // Descend through wrappers to the right content 5045 j = wrap[ 0 ]; 5046 while ( j-- ) { 5047 tmp = tmp.lastChild; 5048 } 5049 5050 // Support: QtWebKit 5051 // jQuery.merge because push.apply(_, arraylike) throws 5052 jQuery.merge( nodes, tmp.childNodes ); 5053 5054 // Remember the top-level container 5055 tmp = fragment.firstChild; 5056 5057 // Fixes #12346 5058 // Support: Webkit, IE 5059 tmp.textContent = ""; 5060 } 5061 } 5062 } 5063 5064 // Remove wrapper from fragment 5065 fragment.textContent = ""; 5066 5067 i = 0; 5068 while ( (elem = nodes[ i++ ]) ) { 5069 5070 // #4087 - If origin and destination elements are the same, and this is 5071 // that element, do not do anything 5072 if ( selection && jQuery.inArray( elem, selection ) !== -1 ) { 5073 continue; 5074 } 5075 5076 contains = jQuery.contains( elem.ownerDocument, elem ); 5077 5078 // Append to fragment 5079 tmp = getAll( fragment.appendChild( elem ), "script" ); 5080 5081 // Preserve script evaluation history 5082 if ( contains ) { 5083 setGlobalEval( tmp ); 5084 } 5085 5086 // Capture executables 5087 if ( scripts ) { 5088 j = 0; 5089 while ( (elem = tmp[ j++ ]) ) { 5090 if ( rscriptType.test( elem.type || "" ) ) { 5091 scripts.push( elem ); 5092 } 5093 } 5094 } 5095 } 5096 5097 return fragment; 5098 }, 5099 5100 cleanData: function( elems ) { 5101 var data, elem, events, type, key, j, 5102 special = jQuery.event.special, 5103 i = 0; 5104 5105 for ( ; (elem = elems[ i ]) !== undefined; i++ ) { 5106 if ( jQuery.acceptData( elem ) ) { 5107 key = elem[ data_priv.expando ]; 5108 5109 if ( key && (data = data_priv.cache[ key ]) ) { 5110 events = Object.keys( data.events || {} ); 5111 if ( events.length ) { 5112 for ( j = 0; (type = events[j]) !== undefined; j++ ) { 5113 if ( special[ type ] ) { 5114 jQuery.event.remove( elem, type ); 5115 5116 // This is a shortcut to avoid jQuery.event.remove's overhead 5117 } else { 5118 jQuery.removeEvent( elem, type, data.handle ); 5119 } 5120 } 5121 } 5122 if ( data_priv.cache[ key ] ) { 5123 // Discard any remaining `private` data 5124 delete data_priv.cache[ key ]; 5125 } 5126 } 5127 } 5128 // Discard any remaining `user` data 5129 delete data_user.cache[ elem[ data_user.expando ] ]; 5130 } 5131 } 5132}); 5133 5134jQuery.fn.extend({ 5135 text: function( value ) { 5136 return access( this, function( value ) { 5137 return value === undefined ? 5138 jQuery.text( this ) : 5139 this.empty().each(function() { 5140 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { 5141 this.textContent = value; 5142 } 5143 }); 5144 }, null, value, arguments.length ); 5145 }, 5146 5147 append: function() { 5148 return this.domManip( arguments, function( elem ) { 5149 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { 5150 var target = manipulationTarget( this, elem ); 5151 target.appendChild( elem ); 5152 } 5153 }); 5154 }, 5155 5156 prepend: function() { 5157 return this.domManip( arguments, function( elem ) { 5158 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { 5159 var target = manipulationTarget( this, elem ); 5160 target.insertBefore( elem, target.firstChild ); 5161 } 5162 }); 5163 }, 5164 5165 before: function() { 5166 return this.domManip( arguments, function( elem ) { 5167 if ( this.parentNode ) { 5168 this.parentNode.insertBefore( elem, this ); 5169 } 5170 }); 5171 }, 5172 5173 after: function() { 5174 return this.domManip( arguments, function( elem ) { 5175 if ( this.parentNode ) { 5176 this.parentNode.insertBefore( elem, this.nextSibling ); 5177 } 5178 }); 5179 }, 5180 5181 remove: function( selector, keepData /* Internal Use Only */ ) { 5182 var elem, 5183 elems = selector ? jQuery.filter( selector, this ) : this, 5184 i = 0; 5185 5186 for ( ; (elem = elems[i]) != null; i++ ) { 5187 if ( !keepData && elem.nodeType === 1 ) { 5188 jQuery.cleanData( getAll( elem ) ); 5189 } 5190 5191 if ( elem.parentNode ) { 5192 if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) { 5193 setGlobalEval( getAll( elem, "script" ) ); 5194 } 5195 elem.parentNode.removeChild( elem ); 5196 } 5197 } 5198 5199 return this; 5200 }, 5201 5202 empty: function() { 5203 var elem, 5204 i = 0; 5205 5206 for ( ; (elem = this[i]) != null; i++ ) { 5207 if ( elem.nodeType === 1 ) { 5208 5209 // Prevent memory leaks 5210 jQuery.cleanData( getAll( elem, false ) ); 5211 5212 // Remove any remaining nodes 5213 elem.textContent = ""; 5214 } 5215 } 5216 5217 return this; 5218 }, 5219 5220 clone: function( dataAndEvents, deepDataAndEvents ) { 5221 dataAndEvents = dataAndEvents == null ? false : dataAndEvents; 5222 deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; 5223 5224 return this.map(function() { 5225 return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); 5226 }); 5227 }, 5228 5229 html: function( value ) { 5230 return access( this, function( value ) { 5231 var elem = this[ 0 ] || {}, 5232 i = 0, 5233 l = this.length; 5234 5235 if ( value === undefined && elem.nodeType === 1 ) { 5236 return elem.innerHTML; 5237 } 5238 5239 // See if we can take a shortcut and just use innerHTML 5240 if ( typeof value === "string" && !rnoInnerhtml.test( value ) && 5241 !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { 5242 5243 value = value.replace( rxhtmlTag, "<$1></$2>" ); 5244 5245 try { 5246 for ( ; i < l; i++ ) { 5247 elem = this[ i ] || {}; 5248 5249 // Remove element nodes and prevent memory leaks 5250 if ( elem.nodeType === 1 ) { 5251 jQuery.cleanData( getAll( elem, false ) ); 5252 elem.innerHTML = value; 5253 } 5254 } 5255 5256 elem = 0; 5257 5258 // If using innerHTML throws an exception, use the fallback method 5259 } catch( e ) {} 5260 } 5261 5262 if ( elem ) { 5263 this.empty().append( value ); 5264 } 5265 }, null, value, arguments.length ); 5266 }, 5267 5268 replaceWith: function() { 5269 var arg = arguments[ 0 ]; 5270 5271 // Make the changes, replacing each context element with the new content 5272 this.domManip( arguments, function( elem ) { 5273 arg = this.parentNode; 5274 5275 jQuery.cleanData( getAll( this ) ); 5276 5277 if ( arg ) { 5278 arg.replaceChild( elem, this ); 5279 } 5280 }); 5281 5282 // Force removal if there was no new content (e.g., from empty arguments) 5283 return arg && (arg.length || arg.nodeType) ? this : this.remove(); 5284 }, 5285 5286 detach: function( selector ) { 5287 return this.remove( selector, true ); 5288 }, 5289 5290 domManip: function( args, callback ) { 5291 5292 // Flatten any nested arrays 5293 args = concat.apply( [], args ); 5294 5295 var fragment, first, scripts, hasScripts, node, doc, 5296 i = 0, 5297 l = this.length, 5298 set = this, 5299 iNoClone = l - 1, 5300 value = args[ 0 ], 5301 isFunction = jQuery.isFunction( value ); 5302 5303 // We can't cloneNode fragments that contain checked, in WebKit 5304 if ( isFunction || 5305 ( l > 1 && typeof value === "string" && 5306 !support.checkClone && rchecked.test( value ) ) ) { 5307 return this.each(function( index ) { 5308 var self = set.eq( index ); 5309 if ( isFunction ) { 5310 args[ 0 ] = value.call( this, index, self.html() ); 5311 } 5312 self.domManip( args, callback ); 5313 }); 5314 } 5315 5316 if ( l ) { 5317 fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, this ); 5318 first = fragment.firstChild; 5319 5320 if ( fragment.childNodes.length === 1 ) { 5321 fragment = first; 5322 } 5323 5324 if ( first ) { 5325 scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); 5326 hasScripts = scripts.length; 5327 5328 // Use the original fragment for the last item instead of the first because it can end up 5329 // being emptied incorrectly in certain situations (#8070). 5330 for ( ; i < l; i++ ) { 5331 node = fragment; 5332 5333 if ( i !== iNoClone ) { 5334 node = jQuery.clone( node, true, true ); 5335 5336 // Keep references to cloned scripts for later restoration 5337 if ( hasScripts ) { 5338 // Support: QtWebKit 5339 // jQuery.merge because push.apply(_, arraylike) throws 5340 jQuery.merge( scripts, getAll( node, "script" ) ); 5341 } 5342 } 5343 5344 callback.call( this[ i ], node, i ); 5345 } 5346 5347 if ( hasScripts ) { 5348 doc = scripts[ scripts.length - 1 ].ownerDocument; 5349 5350 // Reenable scripts 5351 jQuery.map( scripts, restoreScript ); 5352 5353 // Evaluate executable scripts on first document insertion 5354 for ( i = 0; i < hasScripts; i++ ) { 5355 node = scripts[ i ]; 5356 if ( rscriptType.test( node.type || "" ) && 5357 !data_priv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { 5358 5359 if ( node.src ) { 5360 // Optional AJAX dependency, but won't run scripts if not present 5361 if ( jQuery._evalUrl ) { 5362 jQuery._evalUrl( node.src ); 5363 } 5364 } else { 5365 jQuery.globalEval( node.textContent.replace( rcleanScript, "" ) ); 5366 } 5367 } 5368 } 5369 } 5370 } 5371 } 5372 5373 return this; 5374 } 5375}); 5376 5377jQuery.each({ 5378 appendTo: "append", 5379 prependTo: "prepend", 5380 insertBefore: "before", 5381 insertAfter: "after", 5382 replaceAll: "replaceWith" 5383}, function( name, original ) { 5384 jQuery.fn[ name ] = function( selector ) { 5385 var elems, 5386 ret = [], 5387 insert = jQuery( selector ), 5388 last = insert.length - 1, 5389 i = 0; 5390 5391 for ( ; i <= last; i++ ) { 5392 elems = i === last ? this : this.clone( true ); 5393 jQuery( insert[ i ] )[ original ]( elems ); 5394 5395 // Support: QtWebKit 5396 // .get() because push.apply(_, arraylike) throws 5397 push.apply( ret, elems.get() ); 5398 } 5399 5400 return this.pushStack( ret ); 5401 }; 5402}); 5403 5404 5405var iframe, 5406 elemdisplay = {}; 5407 5408/** 5409 * Retrieve the actual display of a element 5410 * @param {String} name nodeName of the element 5411 * @param {Object} doc Document object 5412 */ 5413// Called only from within defaultDisplay 5414function actualDisplay( name, doc ) { 5415 var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), 5416 5417 // getDefaultComputedStyle might be reliably used only on attached element 5418 display = window.getDefaultComputedStyle ? 5419 5420 // Use of this method is a temporary fix (more like optmization) until something better comes along, 5421 // since it was removed from specification and supported only in FF 5422 window.getDefaultComputedStyle( elem[ 0 ] ).display : jQuery.css( elem[ 0 ], "display" ); 5423 5424 // We don't have any data stored on the element, 5425 // so use "detach" method as fast way to get rid of the element 5426 elem.detach(); 5427 5428 return display; 5429} 5430 5431/** 5432 * Try to determine the default display value of an element 5433 * @param {String} nodeName 5434 */ 5435function defaultDisplay( nodeName ) { 5436 var doc = document, 5437 display = elemdisplay[ nodeName ]; 5438 5439 if ( !display ) { 5440 display = actualDisplay( nodeName, doc ); 5441 5442 // If the simple way fails, read from inside an iframe 5443 if ( display === "none" || !display ) { 5444 5445 // Use the already-created iframe if possible 5446 iframe = (iframe || jQuery( "<iframe frameborder='0' width='0' height='0'/>" )).appendTo( doc.documentElement ); 5447 5448 // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse 5449 doc = iframe[ 0 ].contentDocument; 5450 5451 // Support: IE 5452 doc.write(); 5453 doc.close(); 5454 5455 display = actualDisplay( nodeName, doc ); 5456 iframe.detach(); 5457 } 5458 5459 // Store the correct default display 5460 elemdisplay[ nodeName ] = display; 5461 } 5462 5463 return display; 5464} 5465var rmargin = (/^margin/); 5466 5467var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" ); 5468 5469var getStyles = function( elem ) { 5470 return elem.ownerDocument.defaultView.getComputedStyle( elem, null ); 5471 }; 5472 5473 5474 5475function curCSS( elem, name, computed ) { 5476 var width, minWidth, maxWidth, ret, 5477 style = elem.style; 5478 5479 computed = computed || getStyles( elem ); 5480 5481 // Support: IE9 5482 // getPropertyValue is only needed for .css('filter') in IE9, see #12537 5483 if ( computed ) { 5484 ret = computed.getPropertyValue( name ) || computed[ name ]; 5485 } 5486 5487 if ( computed ) { 5488 5489 if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { 5490 ret = jQuery.style( elem, name ); 5491 } 5492 5493 // Support: iOS < 6 5494 // A tribute to the "awesome hack by Dean Edwards" 5495 // iOS < 6 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels 5496 // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values 5497 if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) { 5498 5499 // Remember the original values 5500 width = style.width; 5501 minWidth = style.minWidth; 5502 maxWidth = style.maxWidth; 5503 5504 // Put in the new values to get a computed value out 5505 style.minWidth = style.maxWidth = style.width = ret; 5506 ret = computed.width; 5507 5508 // Revert the changed values 5509 style.width = width; 5510 style.minWidth = minWidth; 5511 style.maxWidth = maxWidth; 5512 } 5513 } 5514 5515 return ret !== undefined ? 5516 // Support: IE 5517 // IE returns zIndex value as an integer. 5518 ret + "" : 5519 ret; 5520} 5521 5522 5523function addGetHookIf( conditionFn, hookFn ) { 5524 // Define the hook, we'll check on the first run if it's really needed. 5525 return { 5526 get: function() { 5527 if ( conditionFn() ) { 5528 // Hook not needed (or it's not possible to use it due to missing dependency), 5529 // remove it. 5530 // Since there are no other hooks for marginRight, remove the whole object. 5531 delete this.get; 5532 return; 5533 } 5534 5535 // Hook needed; redefine it so that the support test is not executed again. 5536 5537 return (this.get = hookFn).apply( this, arguments ); 5538 } 5539 }; 5540} 5541 5542 5543(function() { 5544 var pixelPositionVal, boxSizingReliableVal, 5545 // Support: Firefox, Android 2.3 (Prefixed box-sizing versions). 5546 divReset = "padding:0;margin:0;border:0;display:block;-webkit-box-sizing:content-box;" + 5547 "-moz-box-sizing:content-box;box-sizing:content-box", 5548 docElem = document.documentElement, 5549 container = document.createElement( "div" ), 5550 div = document.createElement( "div" ); 5551 5552 div.style.backgroundClip = "content-box"; 5553 div.cloneNode( true ).style.backgroundClip = ""; 5554 support.clearCloneStyle = div.style.backgroundClip === "content-box"; 5555 5556 container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;" + 5557 "margin-top:1px"; 5558 container.appendChild( div ); 5559 5560 // Executing both pixelPosition & boxSizingReliable tests require only one layout 5561 // so they're executed at the same time to save the second computation. 5562 function computePixelPositionAndBoxSizingReliable() { 5563 // Support: Firefox, Android 2.3 (Prefixed box-sizing versions). 5564 div.style.cssText = "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" + 5565 "box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;" + 5566 "position:absolute;top:1%"; 5567 docElem.appendChild( container ); 5568 5569 var divStyle = window.getComputedStyle( div, null ); 5570 pixelPositionVal = divStyle.top !== "1%"; 5571 boxSizingReliableVal = divStyle.width === "4px"; 5572 5573 docElem.removeChild( container ); 5574 } 5575 5576 // Use window.getComputedStyle because jsdom on node.js will break without it. 5577 if ( window.getComputedStyle ) { 5578 jQuery.extend(support, { 5579 pixelPosition: function() { 5580 // This test is executed only once but we still do memoizing 5581 // since we can use the boxSizingReliable pre-computing. 5582 // No need to check if the test was already performed, though. 5583 computePixelPositionAndBoxSizingReliable(); 5584 return pixelPositionVal; 5585 }, 5586 boxSizingReliable: function() { 5587 if ( boxSizingReliableVal == null ) { 5588 computePixelPositionAndBoxSizingReliable(); 5589 } 5590 return boxSizingReliableVal; 5591 }, 5592 reliableMarginRight: function() { 5593 // Support: Android 2.3 5594 // Check if div with explicit width and no margin-right incorrectly 5595 // gets computed margin-right based on width of container. (#3333) 5596 // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right 5597 // This support function is only executed once so no memoizing is needed. 5598 var ret, 5599 marginDiv = div.appendChild( document.createElement( "div" ) ); 5600 marginDiv.style.cssText = div.style.cssText = divReset; 5601 marginDiv.style.marginRight = marginDiv.style.width = "0"; 5602 div.style.width = "1px"; 5603 docElem.appendChild( container ); 5604 5605 ret = !parseFloat( window.getComputedStyle( marginDiv, null ).marginRight ); 5606 5607 docElem.removeChild( container ); 5608 5609 // Clean up the div for other support tests. 5610 div.innerHTML = ""; 5611 5612 return ret; 5613 } 5614 }); 5615 } 5616})(); 5617 5618 5619// A method for quickly swapping in/out CSS properties to get correct calculations. 5620jQuery.swap = function( elem, options, callback, args ) { 5621 var ret, name, 5622 old = {}; 5623 5624 // Remember the old values, and insert the new ones 5625 for ( name in options ) { 5626 old[ name ] = elem.style[ name ]; 5627 elem.style[ name ] = options[ name ]; 5628 } 5629 5630 ret = callback.apply( elem, args || [] ); 5631 5632 // Revert the old values 5633 for ( name in options ) { 5634 elem.style[ name ] = old[ name ]; 5635 } 5636 5637 return ret; 5638}; 5639 5640 5641var 5642 // swappable if display is none or starts with table except "table", "table-cell", or "table-caption" 5643 // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display 5644 rdisplayswap = /^(none|table(?!-c[ea]).+)/, 5645 rnumsplit = new RegExp( "^(" + pnum + ")(.*)$", "i" ), 5646 rrelNum = new RegExp( "^([+-])=(" + pnum + ")", "i" ), 5647 5648 cssShow = { position: "absolute", visibility: "hidden", display: "block" }, 5649 cssNormalTransform = { 5650 letterSpacing: 0, 5651 fontWeight: 400 5652 }, 5653 5654 cssPrefixes = [ "Webkit", "O", "Moz", "ms" ]; 5655 5656// return a css property mapped to a potentially vendor prefixed property 5657function vendorPropName( style, name ) { 5658 5659 // shortcut for names that are not vendor prefixed 5660 if ( name in style ) { 5661 return name; 5662 } 5663 5664 // check for vendor prefixed names 5665 var capName = name[0].toUpperCase() + name.slice(1), 5666 origName = name, 5667 i = cssPrefixes.length; 5668 5669 while ( i-- ) { 5670 name = cssPrefixes[ i ] + capName; 5671 if ( name in style ) { 5672 return name; 5673 } 5674 } 5675 5676 return origName; 5677} 5678 5679function setPositiveNumber( elem, value, subtract ) { 5680 var matches = rnumsplit.exec( value ); 5681 return matches ? 5682 // Guard against undefined "subtract", e.g., when used as in cssHooks 5683 Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) : 5684 value; 5685} 5686 5687function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) { 5688 var i = extra === ( isBorderBox ? "border" : "content" ) ? 5689 // If we already have the right measurement, avoid augmentation 5690 4 : 5691 // Otherwise initialize for horizontal or vertical properties 5692 name === "width" ? 1 : 0, 5693 5694 val = 0; 5695 5696 for ( ; i < 4; i += 2 ) { 5697 // both box models exclude margin, so add it if we want it 5698 if ( extra === "margin" ) { 5699 val += jQuery.css( elem, extra + cssExpand[ i ], true, styles ); 5700 } 5701 5702 if ( isBorderBox ) { 5703 // border-box includes padding, so remove it if we want content 5704 if ( extra === "content" ) { 5705 val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); 5706 } 5707 5708 // at this point, extra isn't border nor margin, so remove border 5709 if ( extra !== "margin" ) { 5710 val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); 5711 } 5712 } else { 5713 // at this point, extra isn't content, so add padding 5714 val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); 5715 5716 // at this point, extra isn't content nor padding, so add border 5717 if ( extra !== "padding" ) { 5718 val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); 5719 } 5720 } 5721 } 5722 5723 return val; 5724} 5725 5726function getWidthOrHeight( elem, name, extra ) { 5727 5728 // Start with offset property, which is equivalent to the border-box value 5729 var valueIsBorderBox = true, 5730 val = name === "width" ? elem.offsetWidth : elem.offsetHeight, 5731 styles = getStyles( elem ), 5732 isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; 5733 5734 // some non-html elements return undefined for offsetWidth, so check for null/undefined 5735 // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 5736 // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 5737 if ( val <= 0 || val == null ) { 5738 // Fall back to computed then uncomputed css if necessary 5739 val = curCSS( elem, name, styles ); 5740 if ( val < 0 || val == null ) { 5741 val = elem.style[ name ]; 5742 } 5743 5744 // Computed unit is not pixels. Stop here and return. 5745 if ( rnumnonpx.test(val) ) { 5746 return val; 5747 } 5748 5749 // we need the check for style in case a browser which returns unreliable values 5750 // for getComputedStyle silently falls back to the reliable elem.style 5751 valueIsBorderBox = isBorderBox && 5752 ( support.boxSizingReliable() || val === elem.style[ name ] ); 5753 5754 // Normalize "", auto, and prepare for extra 5755 val = parseFloat( val ) || 0; 5756 } 5757 5758 // use the active box-sizing model to add/subtract irrelevant styles 5759 return ( val + 5760 augmentWidthOrHeight( 5761 elem, 5762 name, 5763 extra || ( isBorderBox ? "border" : "content" ), 5764 valueIsBorderBox, 5765 styles 5766 ) 5767 ) + "px"; 5768} 5769 5770function showHide( elements, show ) { 5771 var display, elem, hidden, 5772 values = [], 5773 index = 0, 5774 length = elements.length; 5775 5776 for ( ; index < length; index++ ) { 5777 elem = elements[ index ]; 5778 if ( !elem.style ) { 5779 continue; 5780 } 5781 5782 values[ index ] = data_priv.get( elem, "olddisplay" ); 5783 display = elem.style.display; 5784 if ( show ) { 5785 // Reset the inline display of this element to learn if it is 5786 // being hidden by cascaded rules or not 5787 if ( !values[ index ] && display === "none" ) { 5788 elem.style.display = ""; 5789 } 5790 5791 // Set elements which have been overridden with display: none 5792 // in a stylesheet to whatever the default browser style is 5793 // for such an element 5794 if ( elem.style.display === "" && isHidden( elem ) ) { 5795 values[ index ] = data_priv.access( elem, "olddisplay", defaultDisplay(elem.nodeName) ); 5796 } 5797 } else { 5798 5799 if ( !values[ index ] ) { 5800 hidden = isHidden( elem ); 5801 5802 if ( display && display !== "none" || !hidden ) { 5803 data_priv.set( elem, "olddisplay", hidden ? display : jQuery.css(elem, "display") ); 5804 } 5805 } 5806 } 5807 } 5808 5809 // Set the display of most of the elements in a second loop 5810 // to avoid the constant reflow 5811 for ( index = 0; index < length; index++ ) { 5812 elem = elements[ index ]; 5813 if ( !elem.style ) { 5814 continue; 5815 } 5816 if ( !show || elem.style.display === "none" || elem.style.display === "" ) { 5817 elem.style.display = show ? values[ index ] || "" : "none"; 5818 } 5819 } 5820 5821 return elements; 5822} 5823 5824jQuery.extend({ 5825 // Add in style property hooks for overriding the default 5826 // behavior of getting and setting a style property 5827 cssHooks: { 5828 opacity: { 5829 get: function( elem, computed ) { 5830 if ( computed ) { 5831 // We should always get a number back from opacity 5832 var ret = curCSS( elem, "opacity" ); 5833 return ret === "" ? "1" : ret; 5834 } 5835 } 5836 } 5837 }, 5838 5839 // Don't automatically add "px" to these possibly-unitless properties 5840 cssNumber: { 5841 "columnCount": true, 5842 "fillOpacity": true, 5843 "fontWeight": true, 5844 "lineHeight": true, 5845 "opacity": true, 5846 "order": true, 5847 "orphans": true, 5848 "widows": true, 5849 "zIndex": true, 5850 "zoom": true 5851 }, 5852 5853 // Add in properties whose names you wish to fix before 5854 // setting or getting the value 5855 cssProps: { 5856 // normalize float css property 5857 "float": "cssFloat" 5858 }, 5859 5860 // Get and set the style property on a DOM Node 5861 style: function( elem, name, value, extra ) { 5862 // Don't set styles on text and comment nodes 5863 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { 5864 return; 5865 } 5866 5867 // Make sure that we're working with the right name 5868 var ret, type, hooks, 5869 origName = jQuery.camelCase( name ), 5870 style = elem.style; 5871 5872 name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) ); 5873 5874 // gets hook for the prefixed version 5875 // followed by the unprefixed version 5876 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; 5877 5878 // Check if we're setting a value 5879 if ( value !== undefined ) { 5880 type = typeof value; 5881 5882 // convert relative number strings (+= or -=) to relative numbers. #7345 5883 if ( type === "string" && (ret = rrelNum.exec( value )) ) { 5884 value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) ); 5885 // Fixes bug #9237 5886 type = "number"; 5887 } 5888 5889 // Make sure that null and NaN values aren't set. See: #7116 5890 if ( value == null || value !== value ) { 5891 return; 5892 } 5893 5894 // If a number was passed in, add 'px' to the (except for certain CSS properties) 5895 if ( type === "number" && !jQuery.cssNumber[ origName ] ) { 5896 value += "px"; 5897 } 5898 5899 // Fixes #8908, it can be done more correctly by specifying setters in cssHooks, 5900 // but it would mean to define eight (for every problematic property) identical functions 5901 if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) { 5902 style[ name ] = "inherit"; 5903 } 5904 5905 // If a hook was provided, use that value, otherwise just set the specified value 5906 if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) { 5907 // Support: Chrome, Safari 5908 // Setting style to blank string required to delete "style: x !important;" 5909 style[ name ] = ""; 5910 style[ name ] = value; 5911 } 5912 5913 } else { 5914 // If a hook was provided get the non-computed value from there 5915 if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) { 5916 return ret; 5917 } 5918 5919 // Otherwise just get the value from the style object 5920 return style[ name ]; 5921 } 5922 }, 5923 5924 css: function( elem, name, extra, styles ) { 5925 var val, num, hooks, 5926 origName = jQuery.camelCase( name ); 5927 5928 // Make sure that we're working with the right name 5929 name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) ); 5930 5931 // gets hook for the prefixed version 5932 // followed by the unprefixed version 5933 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; 5934 5935 // If a hook was provided get the computed value from there 5936 if ( hooks && "get" in hooks ) { 5937 val = hooks.get( elem, true, extra ); 5938 } 5939 5940 // Otherwise, if a way to get the computed value exists, use that 5941 if ( val === undefined ) { 5942 val = curCSS( elem, name, styles ); 5943 } 5944 5945 //convert "normal" to computed value 5946 if ( val === "normal" && name in cssNormalTransform ) { 5947 val = cssNormalTransform[ name ]; 5948 } 5949 5950 // Return, converting to number if forced or a qualifier was provided and val looks numeric 5951 if ( extra === "" || extra ) { 5952 num = parseFloat( val ); 5953 return extra === true || jQuery.isNumeric( num ) ? num || 0 : val; 5954 } 5955 return val; 5956 } 5957}); 5958 5959jQuery.each([ "height", "width" ], function( i, name ) { 5960 jQuery.cssHooks[ name ] = { 5961 get: function( elem, computed, extra ) { 5962 if ( computed ) { 5963 // certain elements can have dimension info if we invisibly show them 5964 // however, it must have a current display style that would benefit from this 5965 return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ? 5966 jQuery.swap( elem, cssShow, function() { 5967 return getWidthOrHeight( elem, name, extra ); 5968 }) : 5969 getWidthOrHeight( elem, name, extra ); 5970 } 5971 }, 5972 5973 set: function( elem, value, extra ) { 5974 var styles = extra && getStyles( elem ); 5975 return setPositiveNumber( elem, value, extra ? 5976 augmentWidthOrHeight( 5977 elem, 5978 name, 5979 extra, 5980 jQuery.css( elem, "boxSizing", false, styles ) === "border-box", 5981 styles 5982 ) : 0 5983 ); 5984 } 5985 }; 5986}); 5987 5988// Support: Android 2.3 5989jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight, 5990 function( elem, computed ) { 5991 if ( computed ) { 5992 // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right 5993 // Work around by temporarily setting element display to inline-block 5994 return jQuery.swap( elem, { "display": "inline-block" }, 5995 curCSS, [ elem, "marginRight" ] ); 5996 } 5997 } 5998); 5999 6000// These hooks are used by animate to expand properties 6001jQuery.each({ 6002 margin: "", 6003 padding: "", 6004 border: "Width" 6005}, function( prefix, suffix ) { 6006 jQuery.cssHooks[ prefix + suffix ] = { 6007 expand: function( value ) { 6008 var i = 0, 6009 expanded = {}, 6010 6011 // assumes a single number if not a string 6012 parts = typeof value === "string" ? value.split(" ") : [ value ]; 6013 6014 for ( ; i < 4; i++ ) { 6015 expanded[ prefix + cssExpand[ i ] + suffix ] = 6016 parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; 6017 } 6018 6019 return expanded; 6020 } 6021 }; 6022 6023 if ( !rmargin.test( prefix ) ) { 6024 jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; 6025 } 6026}); 6027 6028jQuery.fn.extend({ 6029 css: function( name, value ) { 6030 return access( this, function( elem, name, value ) { 6031 var styles, len, 6032 map = {}, 6033 i = 0; 6034 6035 if ( jQuery.isArray( name ) ) { 6036 styles = getStyles( elem ); 6037 len = name.length; 6038 6039 for ( ; i < len; i++ ) { 6040 map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); 6041 } 6042 6043 return map; 6044 } 6045 6046 return value !== undefined ? 6047 jQuery.style( elem, name, value ) : 6048 jQuery.css( elem, name ); 6049 }, name, value, arguments.length > 1 ); 6050 }, 6051 show: function() { 6052 return showHide( this, true ); 6053 }, 6054 hide: function() { 6055 return showHide( this ); 6056 }, 6057 toggle: function( state ) { 6058 if ( typeof state === "boolean" ) { 6059 return state ? this.show() : this.hide(); 6060 } 6061 6062 return this.each(function() { 6063 if ( isHidden( this ) ) { 6064 jQuery( this ).show(); 6065 } else { 6066 jQuery( this ).hide(); 6067 } 6068 }); 6069 } 6070}); 6071 6072 6073function Tween( elem, options, prop, end, easing ) { 6074 return new Tween.prototype.init( elem, options, prop, end, easing ); 6075} 6076jQuery.Tween = Tween; 6077 6078Tween.prototype = { 6079 constructor: Tween, 6080 init: function( elem, options, prop, end, easing, unit ) { 6081 this.elem = elem; 6082 this.prop = prop; 6083 this.easing = easing || "swing"; 6084 this.options = options; 6085 this.start = this.now = this.cur(); 6086 this.end = end; 6087 this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" ); 6088 }, 6089 cur: function() { 6090 var hooks = Tween.propHooks[ this.prop ]; 6091 6092 return hooks && hooks.get ? 6093 hooks.get( this ) : 6094 Tween.propHooks._default.get( this ); 6095 }, 6096 run: function( percent ) { 6097 var eased, 6098 hooks = Tween.propHooks[ this.prop ]; 6099 6100 if ( this.options.duration ) { 6101 this.pos = eased = jQuery.easing[ this.easing ]( 6102 percent, this.options.duration * percent, 0, 1, this.options.duration 6103 ); 6104 } else { 6105 this.pos = eased = percent; 6106 } 6107 this.now = ( this.end - this.start ) * eased + this.start; 6108 6109 if ( this.options.step ) { 6110 this.options.step.call( this.elem, this.now, this ); 6111 } 6112 6113 if ( hooks && hooks.set ) { 6114 hooks.set( this ); 6115 } else { 6116 Tween.propHooks._default.set( this ); 6117 } 6118 return this; 6119 } 6120}; 6121 6122Tween.prototype.init.prototype = Tween.prototype; 6123 6124Tween.propHooks = { 6125 _default: { 6126 get: function( tween ) { 6127 var result; 6128 6129 if ( tween.elem[ tween.prop ] != null && 6130 (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) { 6131 return tween.elem[ tween.prop ]; 6132 } 6133 6134 // passing an empty string as a 3rd parameter to .css will automatically 6135 // attempt a parseFloat and fallback to a string if the parse fails 6136 // so, simple values such as "10px" are parsed to Float. 6137 // complex values such as "rotate(1rad)" are returned as is. 6138 result = jQuery.css( tween.elem, tween.prop, "" ); 6139 // Empty strings, null, undefined and "auto" are converted to 0. 6140 return !result || result === "auto" ? 0 : result; 6141 }, 6142 set: function( tween ) { 6143 // use step hook for back compat - use cssHook if its there - use .style if its 6144 // available and use plain properties where available 6145 if ( jQuery.fx.step[ tween.prop ] ) { 6146 jQuery.fx.step[ tween.prop ]( tween ); 6147 } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) { 6148 jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); 6149 } else { 6150 tween.elem[ tween.prop ] = tween.now; 6151 } 6152 } 6153 } 6154}; 6155 6156// Support: IE9 6157// Panic based approach to setting things on disconnected nodes 6158 6159Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = { 6160 set: function( tween ) { 6161 if ( tween.elem.nodeType && tween.elem.parentNode ) { 6162 tween.elem[ tween.prop ] = tween.now; 6163 } 6164 } 6165}; 6166 6167jQuery.easing = { 6168 linear: function( p ) { 6169 return p; 6170 }, 6171 swing: function( p ) { 6172 return 0.5 - Math.cos( p * Math.PI ) / 2; 6173 } 6174}; 6175 6176jQuery.fx = Tween.prototype.init; 6177 6178// Back Compat <1.8 extension point 6179jQuery.fx.step = {}; 6180 6181 6182 6183 6184var 6185 fxNow, timerId, 6186 rfxtypes = /^(?:toggle|show|hide)$/, 6187 rfxnum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ), 6188 rrun = /queueHooks$/, 6189 animationPrefilters = [ defaultPrefilter ], 6190 tweeners = { 6191 "*": [ function( prop, value ) { 6192 var tween = this.createTween( prop, value ), 6193 target = tween.cur(), 6194 parts = rfxnum.exec( value ), 6195 unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), 6196 6197 // Starting value computation is required for potential unit mismatches 6198 start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) && 6199 rfxnum.exec( jQuery.css( tween.elem, prop ) ), 6200 scale = 1, 6201 maxIterations = 20; 6202 6203 if ( start && start[ 3 ] !== unit ) { 6204 // Trust units reported by jQuery.css 6205 unit = unit || start[ 3 ]; 6206 6207 // Make sure we update the tween properties later on 6208 parts = parts || []; 6209 6210 // Iteratively approximate from a nonzero starting point 6211 start = +target || 1; 6212 6213 do { 6214 // If previous iteration zeroed out, double until we get *something* 6215 // Use a string for doubling factor so we don't accidentally see scale as unchanged below 6216 scale = scale || ".5"; 6217 6218 // Adjust and apply 6219 start = start / scale; 6220 jQuery.style( tween.elem, prop, start + unit ); 6221 6222 // Update scale, tolerating zero or NaN from tween.cur() 6223 // And breaking the loop if scale is unchanged or perfect, or if we've just had enough 6224 } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations ); 6225 } 6226 6227 // Update tween properties 6228 if ( parts ) { 6229 start = tween.start = +start || +target || 0; 6230 tween.unit = unit; 6231 // If a +=/-= token was provided, we're doing a relative animation 6232 tween.end = parts[ 1 ] ? 6233 start + ( parts[ 1 ] + 1 ) * parts[ 2 ] : 6234 +parts[ 2 ]; 6235 } 6236 6237 return tween; 6238 } ] 6239 }; 6240 6241// Animations created synchronously will run synchronously 6242function createFxNow() { 6243 setTimeout(function() { 6244 fxNow = undefined; 6245 }); 6246 return ( fxNow = jQuery.now() ); 6247} 6248 6249// Generate parameters to create a standard animation 6250function genFx( type, includeWidth ) { 6251 var which, 6252 i = 0, 6253 attrs = { height: type }; 6254 6255 // if we include width, step value is 1 to do all cssExpand values, 6256 // if we don't include width, step value is 2 to skip over Left and Right 6257 includeWidth = includeWidth ? 1 : 0; 6258 for ( ; i < 4 ; i += 2 - includeWidth ) { 6259 which = cssExpand[ i ]; 6260 attrs[ "margin" + which ] = attrs[ "padding" + which ] = type; 6261 } 6262 6263 if ( includeWidth ) { 6264 attrs.opacity = attrs.width = type; 6265 } 6266 6267 return attrs; 6268} 6269 6270function createTween( value, prop, animation ) { 6271 var tween, 6272 collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ), 6273 index = 0, 6274 length = collection.length; 6275 for ( ; index < length; index++ ) { 6276 if ( (tween = collection[ index ].call( animation, prop, value )) ) { 6277 6278 // we're done with this property 6279 return tween; 6280 } 6281 } 6282} 6283 6284function defaultPrefilter( elem, props, opts ) { 6285 /* jshint validthis: true */ 6286 var prop, value, toggle, tween, hooks, oldfire, display, 6287 anim = this, 6288 orig = {}, 6289 style = elem.style, 6290 hidden = elem.nodeType && isHidden( elem ), 6291 dataShow = data_priv.get( elem, "fxshow" ); 6292 6293 // handle queue: false promises 6294 if ( !opts.queue ) { 6295 hooks = jQuery._queueHooks( elem, "fx" ); 6296 if ( hooks.unqueued == null ) { 6297 hooks.unqueued = 0; 6298 oldfire = hooks.empty.fire; 6299 hooks.empty.fire = function() { 6300 if ( !hooks.unqueued ) { 6301 oldfire(); 6302 } 6303 }; 6304 } 6305 hooks.unqueued++; 6306 6307 anim.always(function() { 6308 // doing this makes sure that the complete handler will be called 6309 // before this completes 6310 anim.always(function() { 6311 hooks.unqueued--; 6312 if ( !jQuery.queue( elem, "fx" ).length ) { 6313 hooks.empty.fire(); 6314 } 6315 }); 6316 }); 6317 } 6318 6319 // height/width overflow pass 6320 if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) { 6321 // Make sure that nothing sneaks out 6322 // Record all 3 overflow attributes because IE9-10 do not 6323 // change the overflow attribute when overflowX and 6324 // overflowY are set to the same value 6325 opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; 6326 6327 // Set display property to inline-block for height/width 6328 // animations on inline elements that are having width/height animated 6329 display = jQuery.css( elem, "display" ); 6330 // Get default display if display is currently "none" 6331 if ( display === "none" ) { 6332 display = defaultDisplay( elem.nodeName ); 6333 } 6334 if ( display === "inline" && 6335 jQuery.css( elem, "float" ) === "none" ) { 6336 6337 style.display = "inline-block"; 6338 } 6339 } 6340 6341 if ( opts.overflow ) { 6342 style.overflow = "hidden"; 6343 anim.always(function() { 6344 style.overflow = opts.overflow[ 0 ]; 6345 style.overflowX = opts.overflow[ 1 ]; 6346 style.overflowY = opts.overflow[ 2 ]; 6347 }); 6348 } 6349 6350 // show/hide pass 6351 for ( prop in props ) { 6352 value = props[ prop ]; 6353 if ( rfxtypes.exec( value ) ) { 6354 delete props[ prop ]; 6355 toggle = toggle || value === "toggle"; 6356 if ( value === ( hidden ? "hide" : "show" ) ) { 6357 6358 // If there is dataShow left over from a stopped hide or show and we are going to proceed with show, we should pretend to be hidden 6359 if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) { 6360 hidden = true; 6361 } else { 6362 continue; 6363 } 6364 } 6365 orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop ); 6366 } 6367 } 6368 6369 if ( !jQuery.isEmptyObject( orig ) ) { 6370 if ( dataShow ) { 6371 if ( "hidden" in dataShow ) { 6372 hidden = dataShow.hidden; 6373 } 6374 } else { 6375 dataShow = data_priv.access( elem, "fxshow", {} ); 6376 } 6377 6378 // store state if its toggle - enables .stop().toggle() to "reverse" 6379 if ( toggle ) { 6380 dataShow.hidden = !hidden; 6381 } 6382 if ( hidden ) { 6383 jQuery( elem ).show(); 6384 } else { 6385 anim.done(function() { 6386 jQuery( elem ).hide(); 6387 }); 6388 } 6389 anim.done(function() { 6390 var prop; 6391 6392 data_priv.remove( elem, "fxshow" ); 6393 for ( prop in orig ) { 6394 jQuery.style( elem, prop, orig[ prop ] ); 6395 } 6396 }); 6397 for ( prop in orig ) { 6398 tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim ); 6399 6400 if ( !( prop in dataShow ) ) { 6401 dataShow[ prop ] = tween.start; 6402 if ( hidden ) { 6403 tween.end = tween.start; 6404 tween.start = prop === "width" || prop === "height" ? 1 : 0; 6405 } 6406 } 6407 } 6408 } 6409} 6410 6411function propFilter( props, specialEasing ) { 6412 var index, name, easing, value, hooks; 6413 6414 // camelCase, specialEasing and expand cssHook pass 6415 for ( index in props ) { 6416 name = jQuery.camelCase( index ); 6417 easing = specialEasing[ name ]; 6418 value = props[ index ]; 6419 if ( jQuery.isArray( value ) ) { 6420 easing = value[ 1 ]; 6421 value = props[ index ] = value[ 0 ]; 6422 } 6423 6424 if ( index !== name ) { 6425 props[ name ] = value; 6426 delete props[ index ]; 6427 } 6428 6429 hooks = jQuery.cssHooks[ name ]; 6430 if ( hooks && "expand" in hooks ) { 6431 value = hooks.expand( value ); 6432 delete props[ name ]; 6433 6434 // not quite $.extend, this wont overwrite keys already present. 6435 // also - reusing 'index' from above because we have the correct "name" 6436 for ( index in value ) { 6437 if ( !( index in props ) ) { 6438 props[ index ] = value[ index ]; 6439 specialEasing[ index ] = easing; 6440 } 6441 } 6442 } else { 6443 specialEasing[ name ] = easing; 6444 } 6445 } 6446} 6447 6448function Animation( elem, properties, options ) { 6449 var result, 6450 stopped, 6451 index = 0, 6452 length = animationPrefilters.length, 6453 deferred = jQuery.Deferred().always( function() { 6454 // don't match elem in the :animated selector 6455 delete tick.elem; 6456 }), 6457 tick = function() { 6458 if ( stopped ) { 6459 return false; 6460 } 6461 var currentTime = fxNow || createFxNow(), 6462 remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), 6463 // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497) 6464 temp = remaining / animation.duration || 0, 6465 percent = 1 - temp, 6466 index = 0, 6467 length = animation.tweens.length; 6468 6469 for ( ; index < length ; index++ ) { 6470 animation.tweens[ index ].run( percent ); 6471 } 6472 6473 deferred.notifyWith( elem, [ animation, percent, remaining ]); 6474 6475 if ( percent < 1 && length ) { 6476 return remaining; 6477 } else { 6478 deferred.resolveWith( elem, [ animation ] ); 6479 return false; 6480 } 6481 }, 6482 animation = deferred.promise({ 6483 elem: elem, 6484 props: jQuery.extend( {}, properties ), 6485 opts: jQuery.extend( true, { specialEasing: {} }, options ), 6486 originalProperties: properties, 6487 originalOptions: options, 6488 startTime: fxNow || createFxNow(), 6489 duration: options.duration, 6490 tweens: [], 6491 createTween: function( prop, end ) { 6492 var tween = jQuery.Tween( elem, animation.opts, prop, end, 6493 animation.opts.specialEasing[ prop ] || animation.opts.easing ); 6494 animation.tweens.push( tween ); 6495 return tween; 6496 }, 6497 stop: function( gotoEnd ) { 6498 var index = 0, 6499 // if we are going to the end, we want to run all the tweens 6500 // otherwise we skip this part 6501 length = gotoEnd ? animation.tweens.length : 0; 6502 if ( stopped ) { 6503 return this; 6504 } 6505 stopped = true; 6506 for ( ; index < length ; index++ ) { 6507 animation.tweens[ index ].run( 1 ); 6508 } 6509 6510 // resolve when we played the last frame 6511 // otherwise, reject 6512 if ( gotoEnd ) { 6513 deferred.resolveWith( elem, [ animation, gotoEnd ] ); 6514 } else { 6515 deferred.rejectWith( elem, [ animation, gotoEnd ] ); 6516 } 6517 return this; 6518 } 6519 }), 6520 props = animation.props; 6521 6522 propFilter( props, animation.opts.specialEasing ); 6523 6524 for ( ; index < length ; index++ ) { 6525 result = animationPrefilters[ index ].call( animation, elem, props, animation.opts ); 6526 if ( result ) { 6527 return result; 6528 } 6529 } 6530 6531 jQuery.map( props, createTween, animation ); 6532 6533 if ( jQuery.isFunction( animation.opts.start ) ) { 6534 animation.opts.start.call( elem, animation ); 6535 } 6536 6537 jQuery.fx.timer( 6538 jQuery.extend( tick, { 6539 elem: elem, 6540 anim: animation, 6541 queue: animation.opts.queue 6542 }) 6543 ); 6544 6545 // attach callbacks from options 6546 return animation.progress( animation.opts.progress ) 6547 .done( animation.opts.done, animation.opts.complete ) 6548 .fail( animation.opts.fail ) 6549 .always( animation.opts.always ); 6550} 6551 6552jQuery.Animation = jQuery.extend( Animation, { 6553 6554 tweener: function( props, callback ) { 6555 if ( jQuery.isFunction( props ) ) { 6556 callback = props; 6557 props = [ "*" ]; 6558 } else { 6559 props = props.split(" "); 6560 } 6561 6562 var prop, 6563 index = 0, 6564 length = props.length; 6565 6566 for ( ; index < length ; index++ ) { 6567 prop = props[ index ]; 6568 tweeners[ prop ] = tweeners[ prop ] || []; 6569 tweeners[ prop ].unshift( callback ); 6570 } 6571 }, 6572 6573 prefilter: function( callback, prepend ) { 6574 if ( prepend ) { 6575 animationPrefilters.unshift( callback ); 6576 } else { 6577 animationPrefilters.push( callback ); 6578 } 6579 } 6580}); 6581 6582jQuery.speed = function( speed, easing, fn ) { 6583 var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { 6584 complete: fn || !fn && easing || 6585 jQuery.isFunction( speed ) && speed, 6586 duration: speed, 6587 easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing 6588 }; 6589 6590 opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration : 6591 opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default; 6592 6593 // normalize opt.queue - true/undefined/null -> "fx" 6594 if ( opt.queue == null || opt.queue === true ) { 6595 opt.queue = "fx"; 6596 } 6597 6598 // Queueing 6599 opt.old = opt.complete; 6600 6601 opt.complete = function() { 6602 if ( jQuery.isFunction( opt.old ) ) { 6603 opt.old.call( this ); 6604 } 6605 6606 if ( opt.queue ) { 6607 jQuery.dequeue( this, opt.queue ); 6608 } 6609 }; 6610 6611 return opt; 6612}; 6613 6614jQuery.fn.extend({ 6615 fadeTo: function( speed, to, easing, callback ) { 6616 6617 // show any hidden elements after setting opacity to 0 6618 return this.filter( isHidden ).css( "opacity", 0 ).show() 6619 6620 // animate to the value specified 6621 .end().animate({ opacity: to }, speed, easing, callback ); 6622 }, 6623 animate: function( prop, speed, easing, callback ) { 6624 var empty = jQuery.isEmptyObject( prop ), 6625 optall = jQuery.speed( speed, easing, callback ), 6626 doAnimation = function() { 6627 // Operate on a copy of prop so per-property easing won't be lost 6628 var anim = Animation( this, jQuery.extend( {}, prop ), optall ); 6629 6630 // Empty animations, or finishing resolves immediately 6631 if ( empty || data_priv.get( this, "finish" ) ) { 6632 anim.stop( true ); 6633 } 6634 }; 6635 doAnimation.finish = doAnimation; 6636 6637 return empty || optall.queue === false ? 6638 this.each( doAnimation ) : 6639 this.queue( optall.queue, doAnimation ); 6640 }, 6641 stop: function( type, clearQueue, gotoEnd ) { 6642 var stopQueue = function( hooks ) { 6643 var stop = hooks.stop; 6644 delete hooks.stop; 6645 stop( gotoEnd ); 6646 }; 6647 6648 if ( typeof type !== "string" ) { 6649 gotoEnd = clearQueue; 6650 clearQueue = type; 6651 type = undefined; 6652 } 6653 if ( clearQueue && type !== false ) { 6654 this.queue( type || "fx", [] ); 6655 } 6656 6657 return this.each(function() { 6658 var dequeue = true, 6659 index = type != null && type + "queueHooks", 6660 timers = jQuery.timers, 6661 data = data_priv.get( this ); 6662 6663 if ( index ) { 6664 if ( data[ index ] && data[ index ].stop ) { 6665 stopQueue( data[ index ] ); 6666 } 6667 } else { 6668 for ( index in data ) { 6669 if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) { 6670 stopQueue( data[ index ] ); 6671 } 6672 } 6673 } 6674 6675 for ( index = timers.length; index--; ) { 6676 if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) { 6677 timers[ index ].anim.stop( gotoEnd ); 6678 dequeue = false; 6679 timers.splice( index, 1 ); 6680 } 6681 } 6682 6683 // start the next in the queue if the last step wasn't forced 6684 // timers currently will call their complete callbacks, which will dequeue 6685 // but only if they were gotoEnd 6686 if ( dequeue || !gotoEnd ) { 6687 jQuery.dequeue( this, type ); 6688 } 6689 }); 6690 }, 6691 finish: function( type ) { 6692 if ( type !== false ) { 6693 type = type || "fx"; 6694 } 6695 return this.each(function() { 6696 var index, 6697 data = data_priv.get( this ), 6698 queue = data[ type + "queue" ], 6699 hooks = data[ type + "queueHooks" ], 6700 timers = jQuery.timers, 6701 length = queue ? queue.length : 0; 6702 6703 // enable finishing flag on private data 6704 data.finish = true; 6705 6706 // empty the queue first 6707 jQuery.queue( this, type, [] ); 6708 6709 if ( hooks && hooks.stop ) { 6710 hooks.stop.call( this, true ); 6711 } 6712 6713 // look for any active animations, and finish them 6714 for ( index = timers.length; index--; ) { 6715 if ( timers[ index ].elem === this && timers[ index ].queue === type ) { 6716 timers[ index ].anim.stop( true ); 6717 timers.splice( index, 1 ); 6718 } 6719 } 6720 6721 // look for any animations in the old queue and finish them 6722 for ( index = 0; index < length; index++ ) { 6723 if ( queue[ index ] && queue[ index ].finish ) { 6724 queue[ index ].finish.call( this ); 6725 } 6726 } 6727 6728 // turn off finishing flag 6729 delete data.finish; 6730 }); 6731 } 6732}); 6733 6734jQuery.each([ "toggle", "show", "hide" ], function( i, name ) { 6735 var cssFn = jQuery.fn[ name ]; 6736 jQuery.fn[ name ] = function( speed, easing, callback ) { 6737 return speed == null || typeof speed === "boolean" ? 6738 cssFn.apply( this, arguments ) : 6739 this.animate( genFx( name, true ), speed, easing, callback ); 6740 }; 6741}); 6742 6743// Generate shortcuts for custom animations 6744jQuery.each({ 6745 slideDown: genFx("show"), 6746 slideUp: genFx("hide"), 6747 slideToggle: genFx("toggle"), 6748 fadeIn: { opacity: "show" }, 6749 fadeOut: { opacity: "hide" }, 6750 fadeToggle: { opacity: "toggle" } 6751}, function( name, props ) { 6752 jQuery.fn[ name ] = function( speed, easing, callback ) { 6753 return this.animate( props, speed, easing, callback ); 6754 }; 6755}); 6756 6757jQuery.timers = []; 6758jQuery.fx.tick = function() { 6759 var timer, 6760 i = 0, 6761 timers = jQuery.timers; 6762 6763 fxNow = jQuery.now(); 6764 6765 for ( ; i < timers.length; i++ ) { 6766 timer = timers[ i ]; 6767 // Checks the timer has not already been removed 6768 if ( !timer() && timers[ i ] === timer ) { 6769 timers.splice( i--, 1 ); 6770 } 6771 } 6772 6773 if ( !timers.length ) { 6774 jQuery.fx.stop(); 6775 } 6776 fxNow = undefined; 6777}; 6778 6779jQuery.fx.timer = function( timer ) { 6780 jQuery.timers.push( timer ); 6781 if ( timer() ) { 6782 jQuery.fx.start(); 6783 } else { 6784 jQuery.timers.pop(); 6785 } 6786}; 6787 6788jQuery.fx.interval = 13; 6789 6790jQuery.fx.start = function() { 6791 if ( !timerId ) { 6792 timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval ); 6793 } 6794}; 6795 6796jQuery.fx.stop = function() { 6797 clearInterval( timerId ); 6798 timerId = null; 6799}; 6800 6801jQuery.fx.speeds = { 6802 slow: 600, 6803 fast: 200, 6804 // Default speed 6805 _default: 400 6806}; 6807 6808 6809// Based off of the plugin by Clint Helfers, with permission. 6810// http://blindsignals.com/index.php/2009/07/jquery-delay/ 6811jQuery.fn.delay = function( time, type ) { 6812 time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; 6813 type = type || "fx"; 6814 6815 return this.queue( type, function( next, hooks ) { 6816 var timeout = setTimeout( next, time ); 6817 hooks.stop = function() { 6818 clearTimeout( timeout ); 6819 }; 6820 }); 6821}; 6822 6823 6824(function() { 6825 var input = document.createElement( "input" ), 6826 select = document.createElement( "select" ), 6827 opt = select.appendChild( document.createElement( "option" ) ); 6828 6829 input.type = "checkbox"; 6830 6831 // Support: iOS 5.1, Android 4.x, Android 2.3 6832 // Check the default checkbox/radio value ("" on old WebKit; "on" elsewhere) 6833 support.checkOn = input.value !== ""; 6834 6835 // Must access the parent to make an option select properly 6836 // Support: IE9, IE10 6837 support.optSelected = opt.selected; 6838 6839 // Make sure that the options inside disabled selects aren't marked as disabled 6840 // (WebKit marks them as disabled) 6841 select.disabled = true; 6842 support.optDisabled = !opt.disabled; 6843 6844 // Check if an input maintains its value after becoming a radio 6845 // Support: IE9, IE10 6846 input = document.createElement( "input" ); 6847 input.value = "t"; 6848 input.type = "radio"; 6849 support.radioValue = input.value === "t"; 6850})(); 6851 6852 6853var nodeHook, boolHook, 6854 attrHandle = jQuery.expr.attrHandle; 6855 6856jQuery.fn.extend({ 6857 attr: function( name, value ) { 6858 return access( this, jQuery.attr, name, value, arguments.length > 1 ); 6859 }, 6860 6861 removeAttr: function( name ) { 6862 return this.each(function() { 6863 jQuery.removeAttr( this, name ); 6864 }); 6865 } 6866}); 6867 6868jQuery.extend({ 6869 attr: function( elem, name, value ) { 6870 var hooks, ret, 6871 nType = elem.nodeType; 6872 6873 // don't get/set attributes on text, comment and attribute nodes 6874 if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { 6875 return; 6876 } 6877 6878 // Fallback to prop when attributes are not supported 6879 if ( typeof elem.getAttribute === strundefined ) { 6880 return jQuery.prop( elem, name, value ); 6881 } 6882 6883 // All attributes are lowercase 6884 // Grab necessary hook if one is defined 6885 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { 6886 name = name.toLowerCase(); 6887 hooks = jQuery.attrHooks[ name ] || 6888 ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook ); 6889 } 6890 6891 if ( value !== undefined ) { 6892 6893 if ( value === null ) { 6894 jQuery.removeAttr( elem, name ); 6895 6896 } else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) { 6897 return ret; 6898 6899 } else { 6900 elem.setAttribute( name, value + "" ); 6901 return value; 6902 } 6903 6904 } else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) { 6905 return ret; 6906 6907 } else { 6908 ret = jQuery.find.attr( elem, name ); 6909 6910 // Non-existent attributes return null, we normalize to undefined 6911 return ret == null ? 6912 undefined : 6913 ret; 6914 } 6915 }, 6916 6917 removeAttr: function( elem, value ) { 6918 var name, propName, 6919 i = 0, 6920 attrNames = value && value.match( rnotwhite ); 6921 6922 if ( attrNames && elem.nodeType === 1 ) { 6923 while ( (name = attrNames[i++]) ) { 6924 propName = jQuery.propFix[ name ] || name; 6925 6926 // Boolean attributes get special treatment (#10870) 6927 if ( jQuery.expr.match.bool.test( name ) ) { 6928 // Set corresponding property to false 6929 elem[ propName ] = false; 6930 } 6931 6932 elem.removeAttribute( name ); 6933 } 6934 } 6935 }, 6936 6937 attrHooks: { 6938 type: { 6939 set: function( elem, value ) { 6940 if ( !support.radioValue && value === "radio" && 6941 jQuery.nodeName( elem, "input" ) ) { 6942 // Setting the type on a radio button after the value resets the value in IE6-9 6943 // Reset value to default in case type is set after value during creation 6944 var val = elem.value; 6945 elem.setAttribute( "type", value ); 6946 if ( val ) { 6947 elem.value = val; 6948 } 6949 return value; 6950 } 6951 } 6952 } 6953 } 6954}); 6955 6956// Hooks for boolean attributes 6957boolHook = { 6958 set: function( elem, value, name ) { 6959 if ( value === false ) { 6960 // Remove boolean attributes when set to false 6961 jQuery.removeAttr( elem, name ); 6962 } else { 6963 elem.setAttribute( name, name ); 6964 } 6965 return name; 6966 } 6967}; 6968jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { 6969 var getter = attrHandle[ name ] || jQuery.find.attr; 6970 6971 attrHandle[ name ] = function( elem, name, isXML ) { 6972 var ret, handle; 6973 if ( !isXML ) { 6974 // Avoid an infinite loop by temporarily removing this function from the getter 6975 handle = attrHandle[ name ]; 6976 attrHandle[ name ] = ret; 6977 ret = getter( elem, name, isXML ) != null ? 6978 name.toLowerCase() : 6979 null; 6980 attrHandle[ name ] = handle; 6981 } 6982 return ret; 6983 }; 6984}); 6985 6986 6987 6988 6989var rfocusable = /^(?:input|select|textarea|button)$/i; 6990 6991jQuery.fn.extend({ 6992 prop: function( name, value ) { 6993 return access( this, jQuery.prop, name, value, arguments.length > 1 ); 6994 }, 6995 6996 removeProp: function( name ) { 6997 return this.each(function() { 6998 delete this[ jQuery.propFix[ name ] || name ]; 6999 }); 7000 } 7001}); 7002 7003jQuery.extend({ 7004 propFix: { 7005 "for": "htmlFor", 7006 "class": "className" 7007 }, 7008 7009 prop: function( elem, name, value ) { 7010 var ret, hooks, notxml, 7011 nType = elem.nodeType; 7012 7013 // don't get/set properties on text, comment and attribute nodes 7014 if ( !elem || nType === 3 || nType === 8 || nType === 2 ) { 7015 return; 7016 } 7017 7018 notxml = nType !== 1 || !jQuery.isXMLDoc( elem ); 7019 7020 if ( notxml ) { 7021 // Fix name and attach hooks 7022 name = jQuery.propFix[ name ] || name; 7023 hooks = jQuery.propHooks[ name ]; 7024 } 7025 7026 if ( value !== undefined ) { 7027 return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ? 7028 ret : 7029 ( elem[ name ] = value ); 7030 7031 } else { 7032 return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ? 7033 ret : 7034 elem[ name ]; 7035 } 7036 }, 7037 7038 propHooks: { 7039 tabIndex: { 7040 get: function( elem ) { 7041 return elem.hasAttribute( "tabindex" ) || rfocusable.test( elem.nodeName ) || elem.href ? 7042 elem.tabIndex : 7043 -1; 7044 } 7045 } 7046 } 7047}); 7048 7049// Support: IE9+ 7050// Selectedness for an option in an optgroup can be inaccurate 7051if ( !support.optSelected ) { 7052 jQuery.propHooks.selected = { 7053 get: function( elem ) { 7054 var parent = elem.parentNode; 7055 if ( parent && parent.parentNode ) { 7056 parent.parentNode.selectedIndex; 7057 } 7058 return null; 7059 } 7060 }; 7061} 7062 7063jQuery.each([ 7064 "tabIndex", 7065 "readOnly", 7066 "maxLength", 7067 "cellSpacing", 7068 "cellPadding", 7069 "rowSpan", 7070 "colSpan", 7071 "useMap", 7072 "frameBorder", 7073 "contentEditable" 7074], function() { 7075 jQuery.propFix[ this.toLowerCase() ] = this; 7076}); 7077 7078 7079 7080 7081var rclass = /[\t\r\n\f]/g; 7082 7083jQuery.fn.extend({ 7084 addClass: function( value ) { 7085 var classes, elem, cur, clazz, j, finalValue, 7086 proceed = typeof value === "string" && value, 7087 i = 0, 7088 len = this.length; 7089 7090 if ( jQuery.isFunction( value ) ) { 7091 return this.each(function( j ) { 7092 jQuery( this ).addClass( value.call( this, j, this.className ) ); 7093 }); 7094 } 7095 7096 if ( proceed ) { 7097 // The disjunction here is for better compressibility (see removeClass) 7098 classes = ( value || "" ).match( rnotwhite ) || []; 7099 7100 for ( ; i < len; i++ ) { 7101 elem = this[ i ]; 7102 cur = elem.nodeType === 1 && ( elem.className ? 7103 ( " " + elem.className + " " ).replace( rclass, " " ) : 7104 " " 7105 ); 7106 7107 if ( cur ) { 7108 j = 0; 7109 while ( (clazz = classes[j++]) ) { 7110 if ( cur.indexOf( " " + clazz + " " ) < 0 ) { 7111 cur += clazz + " "; 7112 } 7113 } 7114 7115 // only assign if different to avoid unneeded rendering. 7116 finalValue = jQuery.trim( cur ); 7117 if ( elem.className !== finalValue ) { 7118 elem.className = finalValue; 7119 } 7120 } 7121 } 7122 } 7123 7124 return this; 7125 }, 7126 7127 removeClass: function( value ) { 7128 var classes, elem, cur, clazz, j, finalValue, 7129 proceed = arguments.length === 0 || typeof value === "string" && value, 7130 i = 0, 7131 len = this.length; 7132 7133 if ( jQuery.isFunction( value ) ) { 7134 return this.each(function( j ) { 7135 jQuery( this ).removeClass( value.call( this, j, this.className ) ); 7136 }); 7137 } 7138 if ( proceed ) { 7139 classes = ( value || "" ).match( rnotwhite ) || []; 7140 7141 for ( ; i < len; i++ ) { 7142 elem = this[ i ]; 7143 // This expression is here for better compressibility (see addClass) 7144 cur = elem.nodeType === 1 && ( elem.className ? 7145 ( " " + elem.className + " " ).replace( rclass, " " ) : 7146 "" 7147 ); 7148 7149 if ( cur ) { 7150 j = 0; 7151 while ( (clazz = classes[j++]) ) { 7152 // Remove *all* instances 7153 while ( cur.indexOf( " " + clazz + " " ) >= 0 ) { 7154 cur = cur.replace( " " + clazz + " ", " " ); 7155 } 7156 } 7157 7158 // only assign if different to avoid unneeded rendering. 7159 finalValue = value ? jQuery.trim( cur ) : ""; 7160 if ( elem.className !== finalValue ) { 7161 elem.className = finalValue; 7162 } 7163 } 7164 } 7165 } 7166 7167 return this; 7168 }, 7169 7170 toggleClass: function( value, stateVal ) { 7171 var type = typeof value; 7172 7173 if ( typeof stateVal === "boolean" && type === "string" ) { 7174 return stateVal ? this.addClass( value ) : this.removeClass( value ); 7175 } 7176 7177 if ( jQuery.isFunction( value ) ) { 7178 return this.each(function( i ) { 7179 jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal ); 7180 }); 7181 } 7182 7183 return this.each(function() { 7184 if ( type === "string" ) { 7185 // toggle individual class names 7186 var className, 7187 i = 0, 7188 self = jQuery( this ), 7189 classNames = value.match( rnotwhite ) || []; 7190 7191 while ( (className = classNames[ i++ ]) ) { 7192 // check each className given, space separated list 7193 if ( self.hasClass( className ) ) { 7194 self.removeClass( className ); 7195 } else { 7196 self.addClass( className ); 7197 } 7198 } 7199 7200 // Toggle whole class name 7201 } else if ( type === strundefined || type === "boolean" ) { 7202 if ( this.className ) { 7203 // store className if set 7204 data_priv.set( this, "__className__", this.className ); 7205 } 7206 7207 // If the element has a class name or if we're passed "false", 7208 // then remove the whole classname (if there was one, the above saved it). 7209 // Otherwise bring back whatever was previously saved (if anything), 7210 // falling back to the empty string if nothing was stored. 7211 this.className = this.className || value === false ? "" : data_priv.get( this, "__className__" ) || ""; 7212 } 7213 }); 7214 }, 7215 7216 hasClass: function( selector ) { 7217 var className = " " + selector + " ", 7218 i = 0, 7219 l = this.length; 7220 for ( ; i < l; i++ ) { 7221 if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) { 7222 return true; 7223 } 7224 } 7225 7226 return false; 7227 } 7228}); 7229 7230 7231 7232 7233var rreturn = /\r/g; 7234 7235jQuery.fn.extend({ 7236 val: function( value ) { 7237 var hooks, ret, isFunction, 7238 elem = this[0]; 7239 7240 if ( !arguments.length ) { 7241 if ( elem ) { 7242 hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ]; 7243 7244 if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) { 7245 return ret; 7246 } 7247 7248 ret = elem.value; 7249 7250 return typeof ret === "string" ? 7251 // handle most common string cases 7252 ret.replace(rreturn, "") : 7253 // handle cases where value is null/undef or number 7254 ret == null ? "" : ret; 7255 } 7256 7257 return; 7258 } 7259 7260 isFunction = jQuery.isFunction( value ); 7261 7262 return this.each(function( i ) { 7263 var val; 7264 7265 if ( this.nodeType !== 1 ) { 7266 return; 7267 } 7268 7269 if ( isFunction ) { 7270 val = value.call( this, i, jQuery( this ).val() ); 7271 } else { 7272 val = value; 7273 } 7274 7275 // Treat null/undefined as ""; convert numbers to string 7276 if ( val == null ) { 7277 val = ""; 7278 7279 } else if ( typeof val === "number" ) { 7280 val += ""; 7281 7282 } else if ( jQuery.isArray( val ) ) { 7283 val = jQuery.map( val, function( value ) { 7284 return value == null ? "" : value + ""; 7285 }); 7286 } 7287 7288 hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; 7289 7290 // If set returns undefined, fall back to normal setting 7291 if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) { 7292 this.value = val; 7293 } 7294 }); 7295 } 7296}); 7297 7298jQuery.extend({ 7299 valHooks: { 7300 select: { 7301 get: function( elem ) { 7302 var value, option, 7303 options = elem.options, 7304 index = elem.selectedIndex, 7305 one = elem.type === "select-one" || index < 0, 7306 values = one ? null : [], 7307 max = one ? index + 1 : options.length, 7308 i = index < 0 ? 7309 max : 7310 one ? index : 0; 7311 7312 // Loop through all the selected options 7313 for ( ; i < max; i++ ) { 7314 option = options[ i ]; 7315 7316 // IE6-9 doesn't update selected after form reset (#2551) 7317 if ( ( option.selected || i === index ) && 7318 // Don't return options that are disabled or in a disabled optgroup 7319 ( support.optDisabled ? !option.disabled : option.getAttribute( "disabled" ) === null ) && 7320 ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) { 7321 7322 // Get the specific value for the option 7323 value = jQuery( option ).val(); 7324 7325 // We don't need an array for one selects 7326 if ( one ) { 7327 return value; 7328 } 7329 7330 // Multi-Selects return an array 7331 values.push( value ); 7332 } 7333 } 7334 7335 return values; 7336 }, 7337 7338 set: function( elem, value ) { 7339 var optionSet, option, 7340 options = elem.options, 7341 values = jQuery.makeArray( value ), 7342 i = options.length; 7343 7344 while ( i-- ) { 7345 option = options[ i ]; 7346 if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) { 7347 optionSet = true; 7348 } 7349 } 7350 7351 // force browsers to behave consistently when non-matching value is set 7352 if ( !optionSet ) { 7353 elem.selectedIndex = -1; 7354 } 7355 return values; 7356 } 7357 } 7358 } 7359}); 7360 7361// Radios and checkboxes getter/setter 7362jQuery.each([ "radio", "checkbox" ], function() { 7363 jQuery.valHooks[ this ] = { 7364 set: function( elem, value ) { 7365 if ( jQuery.isArray( value ) ) { 7366 return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 ); 7367 } 7368 } 7369 }; 7370 if ( !support.checkOn ) { 7371 jQuery.valHooks[ this ].get = function( elem ) { 7372 // Support: Webkit 7373 // "" is returned instead of "on" if a value isn't specified 7374 return elem.getAttribute("value") === null ? "on" : elem.value; 7375 }; 7376 } 7377}); 7378 7379 7380 7381 7382// Return jQuery for attributes-only inclusion 7383 7384 7385jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " + 7386 "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + 7387 "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) { 7388 7389 // Handle event binding 7390 jQuery.fn[ name ] = function( data, fn ) { 7391 return arguments.length > 0 ? 7392 this.on( name, null, data, fn ) : 7393 this.trigger( name ); 7394 }; 7395}); 7396 7397jQuery.fn.extend({ 7398 hover: function( fnOver, fnOut ) { 7399 return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); 7400 }, 7401 7402 bind: function( types, data, fn ) { 7403 return this.on( types, null, data, fn ); 7404 }, 7405 unbind: function( types, fn ) { 7406 return this.off( types, null, fn ); 7407 }, 7408 7409 delegate: function( selector, types, data, fn ) { 7410 return this.on( types, selector, data, fn ); 7411 }, 7412 undelegate: function( selector, types, fn ) { 7413 // ( namespace ) or ( selector, types [, fn] ) 7414 return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn ); 7415 } 7416}); 7417 7418 7419var nonce = jQuery.now(); 7420 7421var rquery = (/\?/); 7422 7423 7424 7425// Support: Android 2.3 7426// Workaround failure to string-cast null input 7427jQuery.parseJSON = function( data ) { 7428 return JSON.parse( data + "" ); 7429}; 7430 7431 7432// Cross-browser xml parsing 7433jQuery.parseXML = function( data ) { 7434 var xml, tmp; 7435 if ( !data || typeof data !== "string" ) { 7436 return null; 7437 } 7438 7439 // Support: IE9 7440 try { 7441 tmp = new DOMParser(); 7442 xml = tmp.parseFromString( data, "text/xml" ); 7443 } catch ( e ) { 7444 xml = undefined; 7445 } 7446 7447 if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) { 7448 jQuery.error( "Invalid XML: " + data ); 7449 } 7450 return xml; 7451}; 7452 7453 7454var 7455 // Document location 7456 ajaxLocParts, 7457 ajaxLocation, 7458 7459 rhash = /#.*$/, 7460 rts = /([?&])_=[^&]*/, 7461 rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg, 7462 // #7653, #8125, #8152: local protocol detection 7463 rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, 7464 rnoContent = /^(?:GET|HEAD)$/, 7465 rprotocol = /^\/\//, 7466 rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/, 7467 7468 /* Prefilters 7469 * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example) 7470 * 2) These are called: 7471 * - BEFORE asking for a transport 7472 * - AFTER param serialization (s.data is a string if s.processData is true) 7473 * 3) key is the dataType 7474 * 4) the catchall symbol "*" can be used 7475 * 5) execution will start with transport dataType and THEN continue down to "*" if needed 7476 */ 7477 prefilters = {}, 7478 7479 /* Transports bindings 7480 * 1) key is the dataType 7481 * 2) the catchall symbol "*" can be used 7482 * 3) selection will start with transport dataType and THEN go to "*" if needed 7483 */ 7484 transports = {}, 7485 7486 // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression 7487 allTypes = "*/".concat("*"); 7488 7489// #8138, IE may throw an exception when accessing 7490// a field from window.location if document.domain has been set 7491try { 7492 ajaxLocation = location.href; 7493} catch( e ) { 7494 // Use the href attribute of an A element 7495 // since IE will modify it given document.location 7496 ajaxLocation = document.createElement( "a" ); 7497 ajaxLocation.href = ""; 7498 ajaxLocation = ajaxLocation.href; 7499} 7500 7501// Segment location into parts 7502ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || []; 7503 7504// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport 7505function addToPrefiltersOrTransports( structure ) { 7506 7507 // dataTypeExpression is optional and defaults to "*" 7508 return function( dataTypeExpression, func ) { 7509 7510 if ( typeof dataTypeExpression !== "string" ) { 7511 func = dataTypeExpression; 7512 dataTypeExpression = "*"; 7513 } 7514 7515 var dataType, 7516 i = 0, 7517 dataTypes = dataTypeExpression.toLowerCase().match( rnotwhite ) || []; 7518 7519 if ( jQuery.isFunction( func ) ) { 7520 // For each dataType in the dataTypeExpression 7521 while ( (dataType = dataTypes[i++]) ) { 7522 // Prepend if requested 7523 if ( dataType[0] === "+" ) { 7524 dataType = dataType.slice( 1 ) || "*"; 7525 (structure[ dataType ] = structure[ dataType ] || []).unshift( func ); 7526 7527 // Otherwise append 7528 } else { 7529 (structure[ dataType ] = structure[ dataType ] || []).push( func ); 7530 } 7531 } 7532 } 7533 }; 7534} 7535 7536// Base inspection function for prefilters and transports 7537function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) { 7538 7539 var inspected = {}, 7540 seekingTransport = ( structure === transports ); 7541 7542 function inspect( dataType ) { 7543 var selected; 7544 inspected[ dataType ] = true; 7545 jQuery.each( structure[ dataType ] || [], function( _, prefilterOrFactory ) { 7546 var dataTypeOrTransport = prefilterOrFactory( options, originalOptions, jqXHR ); 7547 if ( typeof dataTypeOrTransport === "string" && !seekingTransport && !inspected[ dataTypeOrTransport ] ) { 7548 options.dataTypes.unshift( dataTypeOrTransport ); 7549 inspect( dataTypeOrTransport ); 7550 return false; 7551 } else if ( seekingTransport ) { 7552 return !( selected = dataTypeOrTransport ); 7553 } 7554 }); 7555 return selected; 7556 } 7557 7558 return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" ); 7559} 7560 7561// A special extend for ajax options 7562// that takes "flat" options (not to be deep extended) 7563// Fixes #9887 7564function ajaxExtend( target, src ) { 7565 var key, deep, 7566 flatOptions = jQuery.ajaxSettings.flatOptions || {}; 7567 7568 for ( key in src ) { 7569 if ( src[ key ] !== undefined ) { 7570 ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ]; 7571 } 7572 } 7573 if ( deep ) { 7574 jQuery.extend( true, target, deep ); 7575 } 7576 7577 return target; 7578} 7579 7580/* Handles responses to an ajax request: 7581 * - finds the right dataType (mediates between content-type and expected dataType) 7582 * - returns the corresponding response 7583 */ 7584function ajaxHandleResponses( s, jqXHR, responses ) { 7585 7586 var ct, type, finalDataType, firstDataType, 7587 contents = s.contents, 7588 dataTypes = s.dataTypes; 7589 7590 // Remove auto dataType and get content-type in the process 7591 while ( dataTypes[ 0 ] === "*" ) { 7592 dataTypes.shift(); 7593 if ( ct === undefined ) { 7594 ct = s.mimeType || jqXHR.getResponseHeader("Content-Type"); 7595 } 7596 } 7597 7598 // Check if we're dealing with a known content-type 7599 if ( ct ) { 7600 for ( type in contents ) { 7601 if ( contents[ type ] && contents[ type ].test( ct ) ) { 7602 dataTypes.unshift( type ); 7603 break; 7604 } 7605 } 7606 } 7607 7608 // Check to see if we have a response for the expected dataType 7609 if ( dataTypes[ 0 ] in responses ) { 7610 finalDataType = dataTypes[ 0 ]; 7611 } else { 7612 // Try convertible dataTypes 7613 for ( type in responses ) { 7614 if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) { 7615 finalDataType = type; 7616 break; 7617 } 7618 if ( !firstDataType ) { 7619 firstDataType = type; 7620 } 7621 } 7622 // Or just use first one 7623 finalDataType = finalDataType || firstDataType; 7624 } 7625 7626 // If we found a dataType 7627 // We add the dataType to the list if needed 7628 // and return the corresponding response 7629 if ( finalDataType ) { 7630 if ( finalDataType !== dataTypes[ 0 ] ) { 7631 dataTypes.unshift( finalDataType ); 7632 } 7633 return responses[ finalDataType ]; 7634 } 7635} 7636 7637/* Chain conversions given the request and the original response 7638 * Also sets the responseXXX fields on the jqXHR instance 7639 */ 7640function ajaxConvert( s, response, jqXHR, isSuccess ) { 7641 var conv2, current, conv, tmp, prev, 7642 converters = {}, 7643 // Work with a copy of dataTypes in case we need to modify it for conversion 7644 dataTypes = s.dataTypes.slice(); 7645 7646 // Create converters map with lowercased keys 7647 if ( dataTypes[ 1 ] ) { 7648 for ( conv in s.converters ) { 7649 converters[ conv.toLowerCase() ] = s.converters[ conv ]; 7650 } 7651 } 7652 7653 current = dataTypes.shift(); 7654 7655 // Convert to each sequential dataType 7656 while ( current ) { 7657 7658 if ( s.responseFields[ current ] ) { 7659 jqXHR[ s.responseFields[ current ] ] = response; 7660 } 7661 7662 // Apply the dataFilter if provided 7663 if ( !prev && isSuccess && s.dataFilter ) { 7664 response = s.dataFilter( response, s.dataType ); 7665 } 7666 7667 prev = current; 7668 current = dataTypes.shift(); 7669 7670 if ( current ) { 7671 7672 // There's only work to do if current dataType is non-auto 7673 if ( current === "*" ) { 7674 7675 current = prev; 7676 7677 // Convert response if prev dataType is non-auto and differs from current 7678 } else if ( prev !== "*" && prev !== current ) { 7679 7680 // Seek a direct converter 7681 conv = converters[ prev + " " + current ] || converters[ "* " + current ]; 7682 7683 // If none found, seek a pair 7684 if ( !conv ) { 7685 for ( conv2 in converters ) { 7686 7687 // If conv2 outputs current 7688 tmp = conv2.split( " " ); 7689 if ( tmp[ 1 ] === current ) { 7690 7691 // If prev can be converted to accepted input 7692 conv = converters[ prev + " " + tmp[ 0 ] ] || 7693 converters[ "* " + tmp[ 0 ] ]; 7694 if ( conv ) { 7695 // Condense equivalence converters 7696 if ( conv === true ) { 7697 conv = converters[ conv2 ]; 7698 7699 // Otherwise, insert the intermediate dataType 7700 } else if ( converters[ conv2 ] !== true ) { 7701 current = tmp[ 0 ]; 7702 dataTypes.unshift( tmp[ 1 ] ); 7703 } 7704 break; 7705 } 7706 } 7707 } 7708 } 7709 7710 // Apply converter (if not an equivalence) 7711 if ( conv !== true ) { 7712 7713 // Unless errors are allowed to bubble, catch and return them 7714 if ( conv && s[ "throws" ] ) { 7715 response = conv( response ); 7716 } else { 7717 try { 7718 response = conv( response ); 7719 } catch ( e ) { 7720 return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current }; 7721 } 7722 } 7723 } 7724 } 7725 } 7726 } 7727 7728 return { state: "success", data: response }; 7729} 7730 7731jQuery.extend({ 7732 7733 // Counter for holding the number of active queries 7734 active: 0, 7735 7736 // Last-Modified header cache for next request 7737 lastModified: {}, 7738 etag: {}, 7739 7740 ajaxSettings: { 7741 url: ajaxLocation, 7742 type: "GET", 7743 isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ), 7744 global: true, 7745 processData: true, 7746 async: true, 7747 contentType: "application/x-www-form-urlencoded; charset=UTF-8", 7748 /* 7749 timeout: 0, 7750 data: null, 7751 dataType: null, 7752 username: null, 7753 password: null, 7754 cache: null, 7755 throws: false, 7756 traditional: false, 7757 headers: {}, 7758 */ 7759 7760 accepts: { 7761 "*": allTypes, 7762 text: "text/plain", 7763 html: "text/html", 7764 xml: "application/xml, text/xml", 7765 json: "application/json, text/javascript" 7766 }, 7767 7768 contents: { 7769 xml: /xml/, 7770 html: /html/, 7771 json: /json/ 7772 }, 7773 7774 responseFields: { 7775 xml: "responseXML", 7776 text: "responseText", 7777 json: "responseJSON" 7778 }, 7779 7780 // Data converters 7781 // Keys separate source (or catchall "*") and destination types with a single space 7782 converters: { 7783 7784 // Convert anything to text 7785 "* text": String, 7786 7787 // Text to html (true = no transformation) 7788 "text html": true, 7789 7790 // Evaluate text as a json expression 7791 "text json": jQuery.parseJSON, 7792 7793 // Parse text as xml 7794 "text xml": jQuery.parseXML 7795 }, 7796 7797 // For options that shouldn't be deep extended: 7798 // you can add your own custom options here if 7799 // and when you create one that shouldn't be 7800 // deep extended (see ajaxExtend) 7801 flatOptions: { 7802 url: true, 7803 context: true 7804 } 7805 }, 7806 7807 // Creates a full fledged settings object into target 7808 // with both ajaxSettings and settings fields. 7809 // If target is omitted, writes into ajaxSettings. 7810 ajaxSetup: function( target, settings ) { 7811 return settings ? 7812 7813 // Building a settings object 7814 ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) : 7815 7816 // Extending ajaxSettings 7817 ajaxExtend( jQuery.ajaxSettings, target ); 7818 }, 7819 7820 ajaxPrefilter: addToPrefiltersOrTransports( prefilters ), 7821 ajaxTransport: addToPrefiltersOrTransports( transports ), 7822 7823 // Main method 7824 ajax: function( url, options ) { 7825 7826 // If url is an object, simulate pre-1.5 signature 7827 if ( typeof url === "object" ) { 7828 options = url; 7829 url = undefined; 7830 } 7831 7832 // Force options to be an object 7833 options = options || {}; 7834 7835 var transport, 7836 // URL without anti-cache param 7837 cacheURL, 7838 // Response headers 7839 responseHeadersString, 7840 responseHeaders, 7841 // timeout handle 7842 timeoutTimer, 7843 // Cross-domain detection vars 7844 parts, 7845 // To know if global events are to be dispatched 7846 fireGlobals, 7847 // Loop variable 7848 i, 7849 // Create the final options object 7850 s = jQuery.ajaxSetup( {}, options ), 7851 // Callbacks context 7852 callbackContext = s.context || s, 7853 // Context for global events is callbackContext if it is a DOM node or jQuery collection 7854 globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ? 7855 jQuery( callbackContext ) : 7856 jQuery.event, 7857 // Deferreds 7858 deferred = jQuery.Deferred(), 7859 completeDeferred = jQuery.Callbacks("once memory"), 7860 // Status-dependent callbacks 7861 statusCode = s.statusCode || {}, 7862 // Headers (they are sent all at once) 7863 requestHeaders = {}, 7864 requestHeadersNames = {}, 7865 // The jqXHR state 7866 state = 0, 7867 // Default abort message 7868 strAbort = "canceled", 7869 // Fake xhr 7870 jqXHR = { 7871 readyState: 0, 7872 7873 // Builds headers hashtable if needed 7874 getResponseHeader: function( key ) { 7875 var match; 7876 if ( state === 2 ) { 7877 if ( !responseHeaders ) { 7878 responseHeaders = {}; 7879 while ( (match = rheaders.exec( responseHeadersString )) ) { 7880 responseHeaders[ match[1].toLowerCase() ] = match[ 2 ]; 7881 } 7882 } 7883 match = responseHeaders[ key.toLowerCase() ]; 7884 } 7885 return match == null ? null : match; 7886 }, 7887 7888 // Raw string 7889 getAllResponseHeaders: function() { 7890 return state === 2 ? responseHeadersString : null; 7891 }, 7892 7893 // Caches the header 7894 setRequestHeader: function( name, value ) { 7895 var lname = name.toLowerCase(); 7896 if ( !state ) { 7897 name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name; 7898 requestHeaders[ name ] = value; 7899 } 7900 return this; 7901 }, 7902 7903 // Overrides response content-type header 7904 overrideMimeType: function( type ) { 7905 if ( !state ) { 7906 s.mimeType = type; 7907 } 7908 return this; 7909 }, 7910 7911 // Status-dependent callbacks 7912 statusCode: function( map ) { 7913 var code; 7914 if ( map ) { 7915 if ( state < 2 ) { 7916 for ( code in map ) { 7917 // Lazy-add the new callback in a way that preserves old ones 7918 statusCode[ code ] = [ statusCode[ code ], map[ code ] ]; 7919 } 7920 } else { 7921 // Execute the appropriate callbacks 7922 jqXHR.always( map[ jqXHR.status ] ); 7923 } 7924 } 7925 return this; 7926 }, 7927 7928 // Cancel the request 7929 abort: function( statusText ) { 7930 var finalText = statusText || strAbort; 7931 if ( transport ) { 7932 transport.abort( finalText ); 7933 } 7934 done( 0, finalText ); 7935 return this; 7936 } 7937 }; 7938 7939 // Attach deferreds 7940 deferred.promise( jqXHR ).complete = completeDeferred.add; 7941 jqXHR.success = jqXHR.done; 7942 jqXHR.error = jqXHR.fail; 7943 7944 // Remove hash character (#7531: and string promotion) 7945 // Add protocol if not provided (prefilters might expect it) 7946 // Handle falsy url in the settings object (#10093: consistency with old signature) 7947 // We also use the url parameter if available 7948 s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ) 7949 .replace( rprotocol, ajaxLocParts[ 1 ] + "//" ); 7950 7951 // Alias method option to type as per ticket #12004 7952 s.type = options.method || options.type || s.method || s.type; 7953 7954 // Extract dataTypes list 7955 s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( rnotwhite ) || [ "" ]; 7956 7957 // A cross-domain request is in order when we have a protocol:host:port mismatch 7958 if ( s.crossDomain == null ) { 7959 parts = rurl.exec( s.url.toLowerCase() ); 7960 s.crossDomain = !!( parts && 7961 ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] || 7962 ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !== 7963 ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) ) 7964 ); 7965 } 7966 7967 // Convert data if not already a string 7968 if ( s.data && s.processData && typeof s.data !== "string" ) { 7969 s.data = jQuery.param( s.data, s.traditional ); 7970 } 7971 7972 // Apply prefilters 7973 inspectPrefiltersOrTransports( prefilters, s, options, jqXHR ); 7974 7975 // If request was aborted inside a prefilter, stop there 7976 if ( state === 2 ) { 7977 return jqXHR; 7978 } 7979 7980 // We can fire global events as of now if asked to 7981 fireGlobals = s.global; 7982 7983 // Watch for a new set of requests 7984 if ( fireGlobals && jQuery.active++ === 0 ) { 7985 jQuery.event.trigger("ajaxStart"); 7986 } 7987 7988 // Uppercase the type 7989 s.type = s.type.toUpperCase(); 7990 7991 // Determine if request has content 7992 s.hasContent = !rnoContent.test( s.type ); 7993 7994 // Save the URL in case we're toying with the If-Modified-Since 7995 // and/or If-None-Match header later on 7996 cacheURL = s.url; 7997 7998 // More options handling for requests with no content 7999 if ( !s.hasContent ) { 8000 8001 // If data is available, append data to url 8002 if ( s.data ) { 8003 cacheURL = ( s.url += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data ); 8004 // #9682: remove data so that it's not used in an eventual retry 8005 delete s.data; 8006 } 8007 8008 // Add anti-cache in url if needed 8009 if ( s.cache === false ) { 8010 s.url = rts.test( cacheURL ) ? 8011 8012 // If there is already a '_' parameter, set its value 8013 cacheURL.replace( rts, "$1_=" + nonce++ ) : 8014 8015 // Otherwise add one to the end 8016 cacheURL + ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + nonce++; 8017 } 8018 } 8019 8020 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. 8021 if ( s.ifModified ) { 8022 if ( jQuery.lastModified[ cacheURL ] ) { 8023 jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] ); 8024 } 8025 if ( jQuery.etag[ cacheURL ] ) { 8026 jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] ); 8027 } 8028 } 8029 8030 // Set the correct header, if data is being sent 8031 if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) { 8032 jqXHR.setRequestHeader( "Content-Type", s.contentType ); 8033 } 8034 8035 // Set the Accepts header for the server, depending on the dataType 8036 jqXHR.setRequestHeader( 8037 "Accept", 8038 s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ? 8039 s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) : 8040 s.accepts[ "*" ] 8041 ); 8042 8043 // Check for headers option 8044 for ( i in s.headers ) { 8045 jqXHR.setRequestHeader( i, s.headers[ i ] ); 8046 } 8047 8048 // Allow custom headers/mimetypes and early abort 8049 if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) { 8050 // Abort if not done already and return 8051 return jqXHR.abort(); 8052 } 8053 8054 // aborting is no longer a cancellation 8055 strAbort = "abort"; 8056 8057 // Install callbacks on deferreds 8058 for ( i in { success: 1, error: 1, complete: 1 } ) { 8059 jqXHR[ i ]( s[ i ] ); 8060 } 8061 8062 // Get transport 8063 transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR ); 8064 8065 // If no transport, we auto-abort 8066 if ( !transport ) { 8067 done( -1, "No Transport" ); 8068 } else { 8069 jqXHR.readyState = 1; 8070 8071 // Send global event 8072 if ( fireGlobals ) { 8073 globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] ); 8074 } 8075 // Timeout 8076 if ( s.async && s.timeout > 0 ) { 8077 timeoutTimer = setTimeout(function() { 8078 jqXHR.abort("timeout"); 8079 }, s.timeout ); 8080 } 8081 8082 try { 8083 state = 1; 8084 transport.send( requestHeaders, done ); 8085 } catch ( e ) { 8086 // Propagate exception as error if not done 8087 if ( state < 2 ) { 8088 done( -1, e ); 8089 // Simply rethrow otherwise 8090 } else { 8091 throw e; 8092 } 8093 } 8094 } 8095 8096 // Callback for when everything is done 8097 function done( status, nativeStatusText, responses, headers ) { 8098 var isSuccess, success, error, response, modified, 8099 statusText = nativeStatusText; 8100 8101 // Called once 8102 if ( state === 2 ) { 8103 return; 8104 } 8105 8106 // State is "done" now 8107 state = 2; 8108 8109 // Clear timeout if it exists 8110 if ( timeoutTimer ) { 8111 clearTimeout( timeoutTimer ); 8112 } 8113 8114 // Dereference transport for early garbage collection 8115 // (no matter how long the jqXHR object will be used) 8116 transport = undefined; 8117 8118 // Cache response headers 8119 responseHeadersString = headers || ""; 8120 8121 // Set readyState 8122 jqXHR.readyState = status > 0 ? 4 : 0; 8123 8124 // Determine if successful 8125 isSuccess = status >= 200 && status < 300 || status === 304; 8126 8127 // Get response data 8128 if ( responses ) { 8129 response = ajaxHandleResponses( s, jqXHR, responses ); 8130 } 8131 8132 // Convert no matter what (that way responseXXX fields are always set) 8133 response = ajaxConvert( s, response, jqXHR, isSuccess ); 8134 8135 // If successful, handle type chaining 8136 if ( isSuccess ) { 8137 8138 // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode. 8139 if ( s.ifModified ) { 8140 modified = jqXHR.getResponseHeader("Last-Modified"); 8141 if ( modified ) { 8142 jQuery.lastModified[ cacheURL ] = modified; 8143 } 8144 modified = jqXHR.getResponseHeader("etag"); 8145 if ( modified ) { 8146 jQuery.etag[ cacheURL ] = modified; 8147 } 8148 } 8149 8150 // if no content 8151 if ( status === 204 || s.type === "HEAD" ) { 8152 statusText = "nocontent"; 8153 8154 // if not modified 8155 } else if ( status === 304 ) { 8156 statusText = "notmodified"; 8157 8158 // If we have data, let's convert it 8159 } else { 8160 statusText = response.state; 8161 success = response.data; 8162 error = response.error; 8163 isSuccess = !error; 8164 } 8165 } else { 8166 // We extract error from statusText 8167 // then normalize statusText and status for non-aborts 8168 error = statusText; 8169 if ( status || !statusText ) { 8170 statusText = "error"; 8171 if ( status < 0 ) { 8172 status = 0; 8173 } 8174 } 8175 } 8176 8177 // Set data for the fake xhr object 8178 jqXHR.status = status; 8179 jqXHR.statusText = ( nativeStatusText || statusText ) + ""; 8180 8181 // Success/Error 8182 if ( isSuccess ) { 8183 deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] ); 8184 } else { 8185 deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] ); 8186 } 8187 8188 // Status-dependent callbacks 8189 jqXHR.statusCode( statusCode ); 8190 statusCode = undefined; 8191 8192 if ( fireGlobals ) { 8193 globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError", 8194 [ jqXHR, s, isSuccess ? success : error ] ); 8195 } 8196 8197 // Complete 8198 completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] ); 8199 8200 if ( fireGlobals ) { 8201 globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] ); 8202 // Handle the global AJAX counter 8203 if ( !( --jQuery.active ) ) { 8204 jQuery.event.trigger("ajaxStop"); 8205 } 8206 } 8207 } 8208 8209 return jqXHR; 8210 }, 8211 8212 getJSON: function( url, data, callback ) { 8213 return jQuery.get( url, data, callback, "json" ); 8214 }, 8215 8216 getScript: function( url, callback ) { 8217 return jQuery.get( url, undefined, callback, "script" ); 8218 } 8219}); 8220 8221jQuery.each( [ "get", "post" ], function( i, method ) { 8222 jQuery[ method ] = function( url, data, callback, type ) { 8223 // shift arguments if data argument was omitted 8224 if ( jQuery.isFunction( data ) ) { 8225 type = type || callback; 8226 callback = data; 8227 data = undefined; 8228 } 8229 8230 return jQuery.ajax({ 8231 url: url, 8232 type: method, 8233 dataType: type, 8234 data: data, 8235 success: callback 8236 }); 8237 }; 8238}); 8239 8240// Attach a bunch of functions for handling common AJAX events 8241jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ) { 8242 jQuery.fn[ type ] = function( fn ) { 8243 return this.on( type, fn ); 8244 }; 8245}); 8246 8247 8248jQuery._evalUrl = function( url ) { 8249 return jQuery.ajax({ 8250 url: url, 8251 type: "GET", 8252 dataType: "script", 8253 async: false, 8254 global: false, 8255 "throws": true 8256 }); 8257}; 8258 8259 8260jQuery.fn.extend({ 8261 wrapAll: function( html ) { 8262 var wrap; 8263 8264 if ( jQuery.isFunction( html ) ) { 8265 return this.each(function( i ) { 8266 jQuery( this ).wrapAll( html.call(this, i) ); 8267 }); 8268 } 8269 8270 if ( this[ 0 ] ) { 8271 8272 // The elements to wrap the target around 8273 wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true ); 8274 8275 if ( this[ 0 ].parentNode ) { 8276 wrap.insertBefore( this[ 0 ] ); 8277 } 8278 8279 wrap.map(function() { 8280 var elem = this; 8281 8282 while ( elem.firstElementChild ) { 8283 elem = elem.firstElementChild; 8284 } 8285 8286 return elem; 8287 }).append( this ); 8288 } 8289 8290 return this; 8291 }, 8292 8293 wrapInner: function( html ) { 8294 if ( jQuery.isFunction( html ) ) { 8295 return this.each(function( i ) { 8296 jQuery( this ).wrapInner( html.call(this, i) ); 8297 }); 8298 } 8299 8300 return this.each(function() { 8301 var self = jQuery( this ), 8302 contents = self.contents(); 8303 8304 if ( contents.length ) { 8305 contents.wrapAll( html ); 8306 8307 } else { 8308 self.append( html ); 8309 } 8310 }); 8311 }, 8312 8313 wrap: function( html ) { 8314 var isFunction = jQuery.isFunction( html ); 8315 8316 return this.each(function( i ) { 8317 jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html ); 8318 }); 8319 }, 8320 8321 unwrap: function() { 8322 return this.parent().each(function() { 8323 if ( !jQuery.nodeName( this, "body" ) ) { 8324 jQuery( this ).replaceWith( this.childNodes ); 8325 } 8326 }).end(); 8327 } 8328}); 8329 8330 8331jQuery.expr.filters.hidden = function( elem ) { 8332 // Support: Opera <= 12.12 8333 // Opera reports offsetWidths and offsetHeights less than zero on some elements 8334 return elem.offsetWidth <= 0 && elem.offsetHeight <= 0; 8335}; 8336jQuery.expr.filters.visible = function( elem ) { 8337 return !jQuery.expr.filters.hidden( elem ); 8338}; 8339 8340 8341 8342 8343var r20 = /%20/g, 8344 rbracket = /\[\]$/, 8345 rCRLF = /\r?\n/g, 8346 rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i, 8347 rsubmittable = /^(?:input|select|textarea|keygen)/i; 8348 8349function buildParams( prefix, obj, traditional, add ) { 8350 var name; 8351 8352 if ( jQuery.isArray( obj ) ) { 8353 // Serialize array item. 8354 jQuery.each( obj, function( i, v ) { 8355 if ( traditional || rbracket.test( prefix ) ) { 8356 // Treat each array item as a scalar. 8357 add( prefix, v ); 8358 8359 } else { 8360 // Item is non-scalar (array or object), encode its numeric index. 8361 buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add ); 8362 } 8363 }); 8364 8365 } else if ( !traditional && jQuery.type( obj ) === "object" ) { 8366 // Serialize object item. 8367 for ( name in obj ) { 8368 buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); 8369 } 8370 8371 } else { 8372 // Serialize scalar item. 8373 add( prefix, obj ); 8374 } 8375} 8376 8377// Serialize an array of form elements or a set of 8378// key/values into a query string 8379jQuery.param = function( a, traditional ) { 8380 var prefix, 8381 s = [], 8382 add = function( key, value ) { 8383 // If value is a function, invoke it and return its value 8384 value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value ); 8385 s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value ); 8386 }; 8387 8388 // Set traditional to true for jQuery <= 1.3.2 behavior. 8389 if ( traditional === undefined ) { 8390 traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional; 8391 } 8392 8393 // If an array was passed in, assume that it is an array of form elements. 8394 if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { 8395 // Serialize the form elements 8396 jQuery.each( a, function() { 8397 add( this.name, this.value ); 8398 }); 8399 8400 } else { 8401 // If traditional, encode the "old" way (the way 1.3.2 or older 8402 // did it), otherwise encode params recursively. 8403 for ( prefix in a ) { 8404 buildParams( prefix, a[ prefix ], traditional, add ); 8405 } 8406 } 8407 8408 // Return the resulting serialization 8409 return s.join( "&" ).replace( r20, "+" ); 8410}; 8411 8412jQuery.fn.extend({ 8413 serialize: function() { 8414 return jQuery.param( this.serializeArray() ); 8415 }, 8416 serializeArray: function() { 8417 return this.map(function() { 8418 // Can add propHook for "elements" to filter or add form elements 8419 var elements = jQuery.prop( this, "elements" ); 8420 return elements ? jQuery.makeArray( elements ) : this; 8421 }) 8422 .filter(function() { 8423 var type = this.type; 8424 8425 // Use .is( ":disabled" ) so that fieldset[disabled] works 8426 return this.name && !jQuery( this ).is( ":disabled" ) && 8427 rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && 8428 ( this.checked || !rcheckableType.test( type ) ); 8429 }) 8430 .map(function( i, elem ) { 8431 var val = jQuery( this ).val(); 8432 8433 return val == null ? 8434 null : 8435 jQuery.isArray( val ) ? 8436 jQuery.map( val, function( val ) { 8437 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; 8438 }) : 8439 { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; 8440 }).get(); 8441 } 8442}); 8443 8444 8445jQuery.ajaxSettings.xhr = function() { 8446 try { 8447 return new XMLHttpRequest(); 8448 } catch( e ) {} 8449}; 8450 8451var xhrId = 0, 8452 xhrCallbacks = {}, 8453 xhrSuccessStatus = { 8454 // file protocol always yields status code 0, assume 200 8455 0: 200, 8456 // Support: IE9 8457 // #1450: sometimes IE returns 1223 when it should be 204 8458 1223: 204 8459 }, 8460 xhrSupported = jQuery.ajaxSettings.xhr(); 8461 8462// Support: IE9 8463// Open requests must be manually aborted on unload (#5280) 8464if ( window.ActiveXObject ) { 8465 jQuery( window ).on( "unload", function() { 8466 for ( var key in xhrCallbacks ) { 8467 xhrCallbacks[ key ](); 8468 } 8469 }); 8470} 8471 8472support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported ); 8473support.ajax = xhrSupported = !!xhrSupported; 8474 8475jQuery.ajaxTransport(function( options ) { 8476 var callback; 8477 8478 // Cross domain only allowed if supported through XMLHttpRequest 8479 if ( support.cors || xhrSupported && !options.crossDomain ) { 8480 return { 8481 send: function( headers, complete ) { 8482 var i, 8483 xhr = options.xhr(), 8484 id = ++xhrId; 8485 8486 xhr.open( options.type, options.url, options.async, options.username, options.password ); 8487 8488 // Apply custom fields if provided 8489 if ( options.xhrFields ) { 8490 for ( i in options.xhrFields ) { 8491 xhr[ i ] = options.xhrFields[ i ]; 8492 } 8493 } 8494 8495 // Override mime type if needed 8496 if ( options.mimeType && xhr.overrideMimeType ) { 8497 xhr.overrideMimeType( options.mimeType ); 8498 } 8499 8500 // X-Requested-With header 8501 // For cross-domain requests, seeing as conditions for a preflight are 8502 // akin to a jigsaw puzzle, we simply never set it to be sure. 8503 // (it can always be set on a per-request basis or even using ajaxSetup) 8504 // For same-domain requests, won't change header if already provided. 8505 if ( !options.crossDomain && !headers["X-Requested-With"] ) { 8506 headers["X-Requested-With"] = "XMLHttpRequest"; 8507 } 8508 8509 // Set headers 8510 for ( i in headers ) { 8511 xhr.setRequestHeader( i, headers[ i ] ); 8512 } 8513 8514 // Callback 8515 callback = function( type ) { 8516 return function() { 8517 if ( callback ) { 8518 delete xhrCallbacks[ id ]; 8519 callback = xhr.onload = xhr.onerror = null; 8520 8521 if ( type === "abort" ) { 8522 xhr.abort(); 8523 } else if ( type === "error" ) { 8524 complete( 8525 // file: protocol always yields status 0; see #8605, #14207 8526 xhr.status, 8527 xhr.statusText 8528 ); 8529 } else { 8530 complete( 8531 xhrSuccessStatus[ xhr.status ] || xhr.status, 8532 xhr.statusText, 8533 // Support: IE9 8534 // Accessing binary-data responseText throws an exception 8535 // (#11426) 8536 typeof xhr.responseText === "string" ? { 8537 text: xhr.responseText 8538 } : undefined, 8539 xhr.getAllResponseHeaders() 8540 ); 8541 } 8542 } 8543 }; 8544 }; 8545 8546 // Listen to events 8547 xhr.onload = callback(); 8548 xhr.onerror = callback("error"); 8549 8550 // Create the abort callback 8551 callback = xhrCallbacks[ id ] = callback("abort"); 8552 8553 // Do send the request 8554 // This may raise an exception which is actually 8555 // handled in jQuery.ajax (so no try/catch here) 8556 xhr.send( options.hasContent && options.data || null ); 8557 }, 8558 8559 abort: function() { 8560 if ( callback ) { 8561 callback(); 8562 } 8563 } 8564 }; 8565 } 8566}); 8567 8568 8569 8570 8571// Install script dataType 8572jQuery.ajaxSetup({ 8573 accepts: { 8574 script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript" 8575 }, 8576 contents: { 8577 script: /(?:java|ecma)script/ 8578 }, 8579 converters: { 8580 "text script": function( text ) { 8581 jQuery.globalEval( text ); 8582 return text; 8583 } 8584 } 8585}); 8586 8587// Handle cache's special case and crossDomain 8588jQuery.ajaxPrefilter( "script", function( s ) { 8589 if ( s.cache === undefined ) { 8590 s.cache = false; 8591 } 8592 if ( s.crossDomain ) { 8593 s.type = "GET"; 8594 } 8595}); 8596 8597// Bind script tag hack transport 8598jQuery.ajaxTransport( "script", function( s ) { 8599 // This transport only deals with cross domain requests 8600 if ( s.crossDomain ) { 8601 var script, callback; 8602 return { 8603 send: function( _, complete ) { 8604 script = jQuery("<script>").prop({ 8605 async: true, 8606 charset: s.scriptCharset, 8607 src: s.url 8608 }).on( 8609 "load error", 8610 callback = function( evt ) { 8611 script.remove(); 8612 callback = null; 8613 if ( evt ) { 8614 complete( evt.type === "error" ? 404 : 200, evt.type ); 8615 } 8616 } 8617 ); 8618 document.head.appendChild( script[ 0 ] ); 8619 }, 8620 abort: function() { 8621 if ( callback ) { 8622 callback(); 8623 } 8624 } 8625 }; 8626 } 8627}); 8628 8629 8630 8631 8632var oldCallbacks = [], 8633 rjsonp = /(=)\?(?=&|$)|\?\?/; 8634 8635// Default jsonp settings 8636jQuery.ajaxSetup({ 8637 jsonp: "callback", 8638 jsonpCallback: function() { 8639 var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( nonce++ ) ); 8640 this[ callback ] = true; 8641 return callback; 8642 } 8643}); 8644 8645// Detect, normalize options and install callbacks for jsonp requests 8646jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) { 8647 8648 var callbackName, overwritten, responseContainer, 8649 jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ? 8650 "url" : 8651 typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data" 8652 ); 8653 8654 // Handle iff the expected data type is "jsonp" or we have a parameter to set 8655 if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) { 8656 8657 // Get callback name, remembering preexisting value associated with it 8658 callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ? 8659 s.jsonpCallback() : 8660 s.jsonpCallback; 8661 8662 // Insert callback into url or form data 8663 if ( jsonProp ) { 8664 s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName ); 8665 } else if ( s.jsonp !== false ) { 8666 s.url += ( rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName; 8667 } 8668 8669 // Use data converter to retrieve json after script execution 8670 s.converters["script json"] = function() { 8671 if ( !responseContainer ) { 8672 jQuery.error( callbackName + " was not called" ); 8673 } 8674 return responseContainer[ 0 ]; 8675 }; 8676 8677 // force json dataType 8678 s.dataTypes[ 0 ] = "json"; 8679 8680 // Install callback 8681 overwritten = window[ callbackName ]; 8682 window[ callbackName ] = function() { 8683 responseContainer = arguments; 8684 }; 8685 8686 // Clean-up function (fires after converters) 8687 jqXHR.always(function() { 8688 // Restore preexisting value 8689 window[ callbackName ] = overwritten; 8690 8691 // Save back as free 8692 if ( s[ callbackName ] ) { 8693 // make sure that re-using the options doesn't screw things around 8694 s.jsonpCallback = originalSettings.jsonpCallback; 8695 8696 // save the callback name for future use 8697 oldCallbacks.push( callbackName ); 8698 } 8699 8700 // Call if it was a function and we have a response 8701 if ( responseContainer && jQuery.isFunction( overwritten ) ) { 8702 overwritten( responseContainer[ 0 ] ); 8703 } 8704 8705 responseContainer = overwritten = undefined; 8706 }); 8707 8708 // Delegate to script 8709 return "script"; 8710 } 8711}); 8712 8713 8714 8715 8716// data: string of html 8717// context (optional): If specified, the fragment will be created in this context, defaults to document 8718// keepScripts (optional): If true, will include scripts passed in the html string 8719jQuery.parseHTML = function( data, context, keepScripts ) { 8720 if ( !data || typeof data !== "string" ) { 8721 return null; 8722 } 8723 if ( typeof context === "boolean" ) { 8724 keepScripts = context; 8725 context = false; 8726 } 8727 context = context || document; 8728 8729 var parsed = rsingleTag.exec( data ), 8730 scripts = !keepScripts && []; 8731 8732 // Single tag 8733 if ( parsed ) { 8734 return [ context.createElement( parsed[1] ) ]; 8735 } 8736 8737 parsed = jQuery.buildFragment( [ data ], context, scripts ); 8738 8739 if ( scripts && scripts.length ) { 8740 jQuery( scripts ).remove(); 8741 } 8742 8743 return jQuery.merge( [], parsed.childNodes ); 8744}; 8745 8746 8747// Keep a copy of the old load method 8748var _load = jQuery.fn.load; 8749 8750/** 8751 * Load a url into a page 8752 */ 8753jQuery.fn.load = function( url, params, callback ) { 8754 if ( typeof url !== "string" && _load ) { 8755 return _load.apply( this, arguments ); 8756 } 8757 8758 var selector, type, response, 8759 self = this, 8760 off = url.indexOf(" "); 8761 8762 if ( off >= 0 ) { 8763 selector = url.slice( off ); 8764 url = url.slice( 0, off ); 8765 } 8766 8767 // If it's a function 8768 if ( jQuery.isFunction( params ) ) { 8769 8770 // We assume that it's the callback 8771 callback = params; 8772 params = undefined; 8773 8774 // Otherwise, build a param string 8775 } else if ( params && typeof params === "object" ) { 8776 type = "POST"; 8777 } 8778 8779 // If we have elements to modify, make the request 8780 if ( self.length > 0 ) { 8781 jQuery.ajax({ 8782 url: url, 8783 8784 // if "type" variable is undefined, then "GET" method will be used 8785 type: type, 8786 dataType: "html", 8787 data: params 8788 }).done(function( responseText ) { 8789 8790 // Save response for use in complete callback 8791 response = arguments; 8792 8793 self.html( selector ? 8794 8795 // If a selector was specified, locate the right elements in a dummy div 8796 // Exclude scripts to avoid IE 'Permission Denied' errors 8797 jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) : 8798 8799 // Otherwise use the full result 8800 responseText ); 8801 8802 }).complete( callback && function( jqXHR, status ) { 8803 self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] ); 8804 }); 8805 } 8806 8807 return this; 8808}; 8809 8810 8811 8812 8813jQuery.expr.filters.animated = function( elem ) { 8814 return jQuery.grep(jQuery.timers, function( fn ) { 8815 return elem === fn.elem; 8816 }).length; 8817}; 8818 8819 8820 8821 8822var docElem = window.document.documentElement; 8823 8824/** 8825 * Gets a window from an element 8826 */ 8827function getWindow( elem ) { 8828 return jQuery.isWindow( elem ) ? elem : elem.nodeType === 9 && elem.defaultView; 8829} 8830 8831jQuery.offset = { 8832 setOffset: function( elem, options, i ) { 8833 var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition, 8834 position = jQuery.css( elem, "position" ), 8835 curElem = jQuery( elem ), 8836 props = {}; 8837 8838 // Set position first, in-case top/left are set even on static elem 8839 if ( position === "static" ) { 8840 elem.style.position = "relative"; 8841 } 8842 8843 curOffset = curElem.offset(); 8844 curCSSTop = jQuery.css( elem, "top" ); 8845 curCSSLeft = jQuery.css( elem, "left" ); 8846 calculatePosition = ( position === "absolute" || position === "fixed" ) && 8847 ( curCSSTop + curCSSLeft ).indexOf("auto") > -1; 8848 8849 // Need to be able to calculate position if either top or left is auto and position is either absolute or fixed 8850 if ( calculatePosition ) { 8851 curPosition = curElem.position(); 8852 curTop = curPosition.top; 8853 curLeft = curPosition.left; 8854 8855 } else { 8856 curTop = parseFloat( curCSSTop ) || 0; 8857 curLeft = parseFloat( curCSSLeft ) || 0; 8858 } 8859 8860 if ( jQuery.isFunction( options ) ) { 8861 options = options.call( elem, i, curOffset ); 8862 } 8863 8864 if ( options.top != null ) { 8865 props.top = ( options.top - curOffset.top ) + curTop; 8866 } 8867 if ( options.left != null ) { 8868 props.left = ( options.left - curOffset.left ) + curLeft; 8869 } 8870 8871 if ( "using" in options ) { 8872 options.using.call( elem, props ); 8873 8874 } else { 8875 curElem.css( props ); 8876 } 8877 } 8878}; 8879 8880jQuery.fn.extend({ 8881 offset: function( options ) { 8882 if ( arguments.length ) { 8883 return options === undefined ? 8884 this : 8885 this.each(function( i ) { 8886 jQuery.offset.setOffset( this, options, i ); 8887 }); 8888 } 8889 8890 var docElem, win, 8891 elem = this[ 0 ], 8892 box = { top: 0, left: 0 }, 8893 doc = elem && elem.ownerDocument; 8894 8895 if ( !doc ) { 8896 return; 8897 } 8898 8899 docElem = doc.documentElement; 8900 8901 // Make sure it's not a disconnected DOM node 8902 if ( !jQuery.contains( docElem, elem ) ) { 8903 return box; 8904 } 8905 8906 // If we don't have gBCR, just use 0,0 rather than error 8907 // BlackBerry 5, iOS 3 (original iPhone) 8908 if ( typeof elem.getBoundingClientRect !== strundefined ) { 8909 box = elem.getBoundingClientRect(); 8910 } 8911 win = getWindow( doc ); 8912 return { 8913 top: box.top + win.pageYOffset - docElem.clientTop, 8914 left: box.left + win.pageXOffset - docElem.clientLeft 8915 }; 8916 }, 8917 8918 position: function() { 8919 if ( !this[ 0 ] ) { 8920 return; 8921 } 8922 8923 var offsetParent, offset, 8924 elem = this[ 0 ], 8925 parentOffset = { top: 0, left: 0 }; 8926 8927 // Fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is its only offset parent 8928 if ( jQuery.css( elem, "position" ) === "fixed" ) { 8929 // We assume that getBoundingClientRect is available when computed position is fixed 8930 offset = elem.getBoundingClientRect(); 8931 8932 } else { 8933 // Get *real* offsetParent 8934 offsetParent = this.offsetParent(); 8935 8936 // Get correct offsets 8937 offset = this.offset(); 8938 if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) { 8939 parentOffset = offsetParent.offset(); 8940 } 8941 8942 // Add offsetParent borders 8943 parentOffset.top += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true ); 8944 parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true ); 8945 } 8946 8947 // Subtract parent offsets and element margins 8948 return { 8949 top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ), 8950 left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true ) 8951 }; 8952 }, 8953 8954 offsetParent: function() { 8955 return this.map(function() { 8956 var offsetParent = this.offsetParent || docElem; 8957 8958 while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position" ) === "static" ) ) { 8959 offsetParent = offsetParent.offsetParent; 8960 } 8961 8962 return offsetParent || docElem; 8963 }); 8964 } 8965}); 8966 8967// Create scrollLeft and scrollTop methods 8968jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) { 8969 var top = "pageYOffset" === prop; 8970 8971 jQuery.fn[ method ] = function( val ) { 8972 return access( this, function( elem, method, val ) { 8973 var win = getWindow( elem ); 8974 8975 if ( val === undefined ) { 8976 return win ? win[ prop ] : elem[ method ]; 8977 } 8978 8979 if ( win ) { 8980 win.scrollTo( 8981 !top ? val : window.pageXOffset, 8982 top ? val : window.pageYOffset 8983 ); 8984 8985 } else { 8986 elem[ method ] = val; 8987 } 8988 }, method, val, arguments.length, null ); 8989 }; 8990}); 8991 8992// Add the top/left cssHooks using jQuery.fn.position 8993// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084 8994// getComputedStyle returns percent when specified for top/left/bottom/right 8995// rather than make the css module depend on the offset module, we just check for it here 8996jQuery.each( [ "top", "left" ], function( i, prop ) { 8997 jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition, 8998 function( elem, computed ) { 8999 if ( computed ) { 9000 computed = curCSS( elem, prop ); 9001 // if curCSS returns percentage, fallback to offset 9002 return rnumnonpx.test( computed ) ? 9003 jQuery( elem ).position()[ prop ] + "px" : 9004 computed; 9005 } 9006 } 9007 ); 9008}); 9009 9010 9011// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods 9012jQuery.each( { Height: "height", Width: "width" }, function( name, type ) { 9013 jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) { 9014 // margin is only for outerHeight, outerWidth 9015 jQuery.fn[ funcName ] = function( margin, value ) { 9016 var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ), 9017 extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" ); 9018 9019 return access( this, function( elem, type, value ) { 9020 var doc; 9021 9022 if ( jQuery.isWindow( elem ) ) { 9023 // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there 9024 // isn't a whole lot we can do. See pull request at this URL for discussion: 9025 // https://github.com/jquery/jquery/pull/764 9026 return elem.document.documentElement[ "client" + name ]; 9027 } 9028 9029 // Get document width or height 9030 if ( elem.nodeType === 9 ) { 9031 doc = elem.documentElement; 9032 9033 // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], 9034 // whichever is greatest 9035 return Math.max( 9036 elem.body[ "scroll" + name ], doc[ "scroll" + name ], 9037 elem.body[ "offset" + name ], doc[ "offset" + name ], 9038 doc[ "client" + name ] 9039 ); 9040 } 9041 9042 return value === undefined ? 9043 // Get width or height on the element, requesting but not forcing parseFloat 9044 jQuery.css( elem, type, extra ) : 9045 9046 // Set width or height on the element 9047 jQuery.style( elem, type, value, extra ); 9048 }, type, chainable ? margin : undefined, chainable, null ); 9049 }; 9050 }); 9051}); 9052 9053 9054// The number of elements contained in the matched element set 9055jQuery.fn.size = function() { 9056 return this.length; 9057}; 9058 9059jQuery.fn.andSelf = jQuery.fn.addBack; 9060 9061 9062 9063 9064// Register as a named AMD module, since jQuery can be concatenated with other 9065// files that may use define, but not via a proper concatenation script that 9066// understands anonymous AMD modules. A named AMD is safest and most robust 9067// way to register. Lowercase jquery is used because AMD module names are 9068// derived from file names, and jQuery is normally delivered in a lowercase 9069// file name. Do this after creating the global so that if an AMD module wants 9070// to call noConflict to hide this version of jQuery, it will work. 9071if ( typeof define === "function" && define.amd ) { 9072 define( "jquery", [], function() { 9073 return jQuery; 9074 }); 9075} 9076 9077 9078 9079 9080var 9081 // Map over jQuery in case of overwrite 9082 _jQuery = window.jQuery, 9083 9084 // Map over the $ in case of overwrite 9085 _$ = window.$; 9086 9087jQuery.noConflict = function( deep ) { 9088 if ( window.$ === jQuery ) { 9089 window.$ = _$; 9090 } 9091 9092 if ( deep && window.jQuery === jQuery ) { 9093 window.jQuery = _jQuery; 9094 } 9095 9096 return jQuery; 9097}; 9098 9099// Expose jQuery and $ identifiers, even in 9100// AMD (#7102#comment:10, https://github.com/jquery/jquery/pull/557) 9101// and CommonJS for browser emulators (#13566) 9102if ( typeof noGlobal === strundefined ) { 9103 window.jQuery = window.$ = jQuery; 9104} 9105 9106 9107 9108 9109return jQuery; 9110 9111}));
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.