Mercurial > nebulaweb3
comparison default/node_modules/jquery/dist/jquery.slim.js @ 0:1d038bc9b3d2 default tip
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author | Liny <dev@neowd.com> |
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date | Sat, 31 May 2025 09:21:51 +0800 |
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-1:000000000000 | 0:1d038bc9b3d2 |
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1 /*! | |
2 * jQuery JavaScript Library v3.3.1 -ajax,-ajax/jsonp,-ajax/load,-ajax/parseXML,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-event/ajax,-effects,-effects/Tween,-effects/animatedSelector | |
3 * https://jquery.com/ | |
4 * | |
5 * Includes Sizzle.js | |
6 * https://sizzlejs.com/ | |
7 * | |
8 * Copyright JS Foundation and other contributors | |
9 * Released under the MIT license | |
10 * https://jquery.org/license | |
11 * | |
12 * Date: 2018-01-20T17:24Z | |
13 */ | |
14 ( function( global, factory ) { | |
15 | |
16 "use strict"; | |
17 | |
18 if ( typeof module === "object" && typeof module.exports === "object" ) { | |
19 | |
20 // For CommonJS and CommonJS-like environments where a proper `window` | |
21 // is present, execute the factory and get jQuery. | |
22 // For environments that do not have a `window` with a `document` | |
23 // (such as Node.js), expose a factory as module.exports. | |
24 // This accentuates the need for the creation of a real `window`. | |
25 // e.g. var jQuery = require("jquery")(window); | |
26 // See ticket #14549 for more info. | |
27 module.exports = global.document ? | |
28 factory( global, true ) : | |
29 function( w ) { | |
30 if ( !w.document ) { | |
31 throw new Error( "jQuery requires a window with a document" ); | |
32 } | |
33 return factory( w ); | |
34 }; | |
35 } else { | |
36 factory( global ); | |
37 } | |
38 | |
39 // Pass this if window is not defined yet | |
40 } )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) { | |
41 | |
42 // Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1 | |
43 // throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode | |
44 // arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common | |
45 // enough that all such attempts are guarded in a try block. | |
46 "use strict"; | |
47 | |
48 var arr = []; | |
49 | |
50 var document = window.document; | |
51 | |
52 var getProto = Object.getPrototypeOf; | |
53 | |
54 var slice = arr.slice; | |
55 | |
56 var concat = arr.concat; | |
57 | |
58 var push = arr.push; | |
59 | |
60 var indexOf = arr.indexOf; | |
61 | |
62 var class2type = {}; | |
63 | |
64 var toString = class2type.toString; | |
65 | |
66 var hasOwn = class2type.hasOwnProperty; | |
67 | |
68 var fnToString = hasOwn.toString; | |
69 | |
70 var ObjectFunctionString = fnToString.call( Object ); | |
71 | |
72 var support = {}; | |
73 | |
74 var isFunction = function isFunction( obj ) { | |
75 | |
76 // Support: Chrome <=57, Firefox <=52 | |
77 // In some browsers, typeof returns "function" for HTML <object> elements | |
78 // (i.e., `typeof document.createElement( "object" ) === "function"`). | |
79 // We don't want to classify *any* DOM node as a function. | |
80 return typeof obj === "function" && typeof obj.nodeType !== "number"; | |
81 }; | |
82 | |
83 | |
84 var isWindow = function isWindow( obj ) { | |
85 return obj != null && obj === obj.window; | |
86 }; | |
87 | |
88 | |
89 | |
90 | |
91 var preservedScriptAttributes = { | |
92 type: true, | |
93 src: true, | |
94 noModule: true | |
95 }; | |
96 | |
97 function DOMEval( code, doc, node ) { | |
98 doc = doc || document; | |
99 | |
100 var i, | |
101 script = doc.createElement( "script" ); | |
102 | |
103 script.text = code; | |
104 if ( node ) { | |
105 for ( i in preservedScriptAttributes ) { | |
106 if ( node[ i ] ) { | |
107 script[ i ] = node[ i ]; | |
108 } | |
109 } | |
110 } | |
111 doc.head.appendChild( script ).parentNode.removeChild( script ); | |
112 } | |
113 | |
114 | |
115 function toType( obj ) { | |
116 if ( obj == null ) { | |
117 return obj + ""; | |
118 } | |
119 | |
120 // Support: Android <=2.3 only (functionish RegExp) | |
121 return typeof obj === "object" || typeof obj === "function" ? | |
122 class2type[ toString.call( obj ) ] || "object" : | |
123 typeof obj; | |
124 } | |
125 /* global Symbol */ | |
126 // Defining this global in .eslintrc.json would create a danger of using the global | |
127 // unguarded in another place, it seems safer to define global only for this module | |
128 | |
129 | |
130 | |
131 var | |
132 version = "3.3.1 -ajax,-ajax/jsonp,-ajax/load,-ajax/parseXML,-ajax/script,-ajax/var/location,-ajax/var/nonce,-ajax/var/rquery,-ajax/xhr,-manipulation/_evalUrl,-event/ajax,-effects,-effects/Tween,-effects/animatedSelector", | |
133 | |
134 // Define a local copy of jQuery | |
135 jQuery = function( selector, context ) { | |
136 | |
137 // The jQuery object is actually just the init constructor 'enhanced' | |
138 // Need init if jQuery is called (just allow error to be thrown if not included) | |
139 return new jQuery.fn.init( selector, context ); | |
140 }, | |
141 | |
142 // Support: Android <=4.0 only | |
143 // Make sure we trim BOM and NBSP | |
144 rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g; | |
145 | |
146 jQuery.fn = jQuery.prototype = { | |
147 | |
148 // The current version of jQuery being used | |
149 jquery: version, | |
150 | |
151 constructor: jQuery, | |
152 | |
153 // The default length of a jQuery object is 0 | |
154 length: 0, | |
155 | |
156 toArray: function() { | |
157 return slice.call( this ); | |
158 }, | |
159 | |
160 // Get the Nth element in the matched element set OR | |
161 // Get the whole matched element set as a clean array | |
162 get: function( num ) { | |
163 | |
164 // Return all the elements in a clean array | |
165 if ( num == null ) { | |
166 return slice.call( this ); | |
167 } | |
168 | |
169 // Return just the one element from the set | |
170 return num < 0 ? this[ num + this.length ] : this[ num ]; | |
171 }, | |
172 | |
173 // Take an array of elements and push it onto the stack | |
174 // (returning the new matched element set) | |
175 pushStack: function( elems ) { | |
176 | |
177 // Build a new jQuery matched element set | |
178 var ret = jQuery.merge( this.constructor(), elems ); | |
179 | |
180 // Add the old object onto the stack (as a reference) | |
181 ret.prevObject = this; | |
182 | |
183 // Return the newly-formed element set | |
184 return ret; | |
185 }, | |
186 | |
187 // Execute a callback for every element in the matched set. | |
188 each: function( callback ) { | |
189 return jQuery.each( this, callback ); | |
190 }, | |
191 | |
192 map: function( callback ) { | |
193 return this.pushStack( jQuery.map( this, function( elem, i ) { | |
194 return callback.call( elem, i, elem ); | |
195 } ) ); | |
196 }, | |
197 | |
198 slice: function() { | |
199 return this.pushStack( slice.apply( this, arguments ) ); | |
200 }, | |
201 | |
202 first: function() { | |
203 return this.eq( 0 ); | |
204 }, | |
205 | |
206 last: function() { | |
207 return this.eq( -1 ); | |
208 }, | |
209 | |
210 eq: function( i ) { | |
211 var len = this.length, | |
212 j = +i + ( i < 0 ? len : 0 ); | |
213 return this.pushStack( j >= 0 && j < len ? [ this[ j ] ] : [] ); | |
214 }, | |
215 | |
216 end: function() { | |
217 return this.prevObject || this.constructor(); | |
218 }, | |
219 | |
220 // For internal use only. | |
221 // Behaves like an Array's method, not like a jQuery method. | |
222 push: push, | |
223 sort: arr.sort, | |
224 splice: arr.splice | |
225 }; | |
226 | |
227 jQuery.extend = jQuery.fn.extend = function() { | |
228 var options, name, src, copy, copyIsArray, clone, | |
229 target = arguments[ 0 ] || {}, | |
230 i = 1, | |
231 length = arguments.length, | |
232 deep = false; | |
233 | |
234 // Handle a deep copy situation | |
235 if ( typeof target === "boolean" ) { | |
236 deep = target; | |
237 | |
238 // Skip the boolean and the target | |
239 target = arguments[ i ] || {}; | |
240 i++; | |
241 } | |
242 | |
243 // Handle case when target is a string or something (possible in deep copy) | |
244 if ( typeof target !== "object" && !isFunction( target ) ) { | |
245 target = {}; | |
246 } | |
247 | |
248 // Extend jQuery itself if only one argument is passed | |
249 if ( i === length ) { | |
250 target = this; | |
251 i--; | |
252 } | |
253 | |
254 for ( ; i < length; i++ ) { | |
255 | |
256 // Only deal with non-null/undefined values | |
257 if ( ( options = arguments[ i ] ) != null ) { | |
258 | |
259 // Extend the base object | |
260 for ( name in options ) { | |
261 src = target[ name ]; | |
262 copy = options[ name ]; | |
263 | |
264 // Prevent never-ending loop | |
265 if ( target === copy ) { | |
266 continue; | |
267 } | |
268 | |
269 // Recurse if we're merging plain objects or arrays | |
270 if ( deep && copy && ( jQuery.isPlainObject( copy ) || | |
271 ( copyIsArray = Array.isArray( copy ) ) ) ) { | |
272 | |
273 if ( copyIsArray ) { | |
274 copyIsArray = false; | |
275 clone = src && Array.isArray( src ) ? src : []; | |
276 | |
277 } else { | |
278 clone = src && jQuery.isPlainObject( src ) ? src : {}; | |
279 } | |
280 | |
281 // Never move original objects, clone them | |
282 target[ name ] = jQuery.extend( deep, clone, copy ); | |
283 | |
284 // Don't bring in undefined values | |
285 } else if ( copy !== undefined ) { | |
286 target[ name ] = copy; | |
287 } | |
288 } | |
289 } | |
290 } | |
291 | |
292 // Return the modified object | |
293 return target; | |
294 }; | |
295 | |
296 jQuery.extend( { | |
297 | |
298 // Unique for each copy of jQuery on the page | |
299 expando: "jQuery" + ( version + Math.random() ).replace( /\D/g, "" ), | |
300 | |
301 // Assume jQuery is ready without the ready module | |
302 isReady: true, | |
303 | |
304 error: function( msg ) { | |
305 throw new Error( msg ); | |
306 }, | |
307 | |
308 noop: function() {}, | |
309 | |
310 isPlainObject: function( obj ) { | |
311 var proto, Ctor; | |
312 | |
313 // Detect obvious negatives | |
314 // Use toString instead of jQuery.type to catch host objects | |
315 if ( !obj || toString.call( obj ) !== "[object Object]" ) { | |
316 return false; | |
317 } | |
318 | |
319 proto = getProto( obj ); | |
320 | |
321 // Objects with no prototype (e.g., `Object.create( null )`) are plain | |
322 if ( !proto ) { | |
323 return true; | |
324 } | |
325 | |
326 // Objects with prototype are plain iff they were constructed by a global Object function | |
327 Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor; | |
328 return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString; | |
329 }, | |
330 | |
331 isEmptyObject: function( obj ) { | |
332 | |
333 /* eslint-disable no-unused-vars */ | |
334 // See https://github.com/eslint/eslint/issues/6125 | |
335 var name; | |
336 | |
337 for ( name in obj ) { | |
338 return false; | |
339 } | |
340 return true; | |
341 }, | |
342 | |
343 // Evaluates a script in a global context | |
344 globalEval: function( code ) { | |
345 DOMEval( code ); | |
346 }, | |
347 | |
348 each: function( obj, callback ) { | |
349 var length, i = 0; | |
350 | |
351 if ( isArrayLike( obj ) ) { | |
352 length = obj.length; | |
353 for ( ; i < length; i++ ) { | |
354 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { | |
355 break; | |
356 } | |
357 } | |
358 } else { | |
359 for ( i in obj ) { | |
360 if ( callback.call( obj[ i ], i, obj[ i ] ) === false ) { | |
361 break; | |
362 } | |
363 } | |
364 } | |
365 | |
366 return obj; | |
367 }, | |
368 | |
369 // Support: Android <=4.0 only | |
370 trim: function( text ) { | |
371 return text == null ? | |
372 "" : | |
373 ( text + "" ).replace( rtrim, "" ); | |
374 }, | |
375 | |
376 // results is for internal usage only | |
377 makeArray: function( arr, results ) { | |
378 var ret = results || []; | |
379 | |
380 if ( arr != null ) { | |
381 if ( isArrayLike( Object( arr ) ) ) { | |
382 jQuery.merge( ret, | |
383 typeof arr === "string" ? | |
384 [ arr ] : arr | |
385 ); | |
386 } else { | |
387 push.call( ret, arr ); | |
388 } | |
389 } | |
390 | |
391 return ret; | |
392 }, | |
393 | |
394 inArray: function( elem, arr, i ) { | |
395 return arr == null ? -1 : indexOf.call( arr, elem, i ); | |
396 }, | |
397 | |
398 // Support: Android <=4.0 only, PhantomJS 1 only | |
399 // push.apply(_, arraylike) throws on ancient WebKit | |
400 merge: function( first, second ) { | |
401 var len = +second.length, | |
402 j = 0, | |
403 i = first.length; | |
404 | |
405 for ( ; j < len; j++ ) { | |
406 first[ i++ ] = second[ j ]; | |
407 } | |
408 | |
409 first.length = i; | |
410 | |
411 return first; | |
412 }, | |
413 | |
414 grep: function( elems, callback, invert ) { | |
415 var callbackInverse, | |
416 matches = [], | |
417 i = 0, | |
418 length = elems.length, | |
419 callbackExpect = !invert; | |
420 | |
421 // Go through the array, only saving the items | |
422 // that pass the validator function | |
423 for ( ; i < length; i++ ) { | |
424 callbackInverse = !callback( elems[ i ], i ); | |
425 if ( callbackInverse !== callbackExpect ) { | |
426 matches.push( elems[ i ] ); | |
427 } | |
428 } | |
429 | |
430 return matches; | |
431 }, | |
432 | |
433 // arg is for internal usage only | |
434 map: function( elems, callback, arg ) { | |
435 var length, value, | |
436 i = 0, | |
437 ret = []; | |
438 | |
439 // Go through the array, translating each of the items to their new values | |
440 if ( isArrayLike( elems ) ) { | |
441 length = elems.length; | |
442 for ( ; i < length; i++ ) { | |
443 value = callback( elems[ i ], i, arg ); | |
444 | |
445 if ( value != null ) { | |
446 ret.push( value ); | |
447 } | |
448 } | |
449 | |
450 // Go through every key on the object, | |
451 } else { | |
452 for ( i in elems ) { | |
453 value = callback( elems[ i ], i, arg ); | |
454 | |
455 if ( value != null ) { | |
456 ret.push( value ); | |
457 } | |
458 } | |
459 } | |
460 | |
461 // Flatten any nested arrays | |
462 return concat.apply( [], ret ); | |
463 }, | |
464 | |
465 // A global GUID counter for objects | |
466 guid: 1, | |
467 | |
468 // jQuery.support is not used in Core but other projects attach their | |
469 // properties to it so it needs to exist. | |
470 support: support | |
471 } ); | |
472 | |
473 if ( typeof Symbol === "function" ) { | |
474 jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; | |
475 } | |
476 | |
477 // Populate the class2type map | |
478 jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), | |
479 function( i, name ) { | |
480 class2type[ "[object " + name + "]" ] = name.toLowerCase(); | |
481 } ); | |
482 | |
483 function isArrayLike( obj ) { | |
484 | |
485 // Support: real iOS 8.2 only (not reproducible in simulator) | |
486 // `in` check used to prevent JIT error (gh-2145) | |
487 // hasOwn isn't used here due to false negatives | |
488 // regarding Nodelist length in IE | |
489 var length = !!obj && "length" in obj && obj.length, | |
490 type = toType( obj ); | |
491 | |
492 if ( isFunction( obj ) || isWindow( obj ) ) { | |
493 return false; | |
494 } | |
495 | |
496 return type === "array" || length === 0 || | |
497 typeof length === "number" && length > 0 && ( length - 1 ) in obj; | |
498 } | |
499 var Sizzle = | |
500 /*! | |
501 * Sizzle CSS Selector Engine v2.3.3 | |
502 * https://sizzlejs.com/ | |
503 * | |
504 * Copyright jQuery Foundation and other contributors | |
505 * Released under the MIT license | |
506 * http://jquery.org/license | |
507 * | |
508 * Date: 2016-08-08 | |
509 */ | |
510 (function( window ) { | |
511 | |
512 var i, | |
513 support, | |
514 Expr, | |
515 getText, | |
516 isXML, | |
517 tokenize, | |
518 compile, | |
519 select, | |
520 outermostContext, | |
521 sortInput, | |
522 hasDuplicate, | |
523 | |
524 // Local document vars | |
525 setDocument, | |
526 document, | |
527 docElem, | |
528 documentIsHTML, | |
529 rbuggyQSA, | |
530 rbuggyMatches, | |
531 matches, | |
532 contains, | |
533 | |
534 // Instance-specific data | |
535 expando = "sizzle" + 1 * new Date(), | |
536 preferredDoc = window.document, | |
537 dirruns = 0, | |
538 done = 0, | |
539 classCache = createCache(), | |
540 tokenCache = createCache(), | |
541 compilerCache = createCache(), | |
542 sortOrder = function( a, b ) { | |
543 if ( a === b ) { | |
544 hasDuplicate = true; | |
545 } | |
546 return 0; | |
547 }, | |
548 | |
549 // Instance methods | |
550 hasOwn = ({}).hasOwnProperty, | |
551 arr = [], | |
552 pop = arr.pop, | |
553 push_native = arr.push, | |
554 push = arr.push, | |
555 slice = arr.slice, | |
556 // Use a stripped-down indexOf as it's faster than native | |
557 // https://jsperf.com/thor-indexof-vs-for/5 | |
558 indexOf = function( list, elem ) { | |
559 var i = 0, | |
560 len = list.length; | |
561 for ( ; i < len; i++ ) { | |
562 if ( list[i] === elem ) { | |
563 return i; | |
564 } | |
565 } | |
566 return -1; | |
567 }, | |
568 | |
569 booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", | |
570 | |
571 // Regular expressions | |
572 | |
573 // http://www.w3.org/TR/css3-selectors/#whitespace | |
574 whitespace = "[\\x20\\t\\r\\n\\f]", | |
575 | |
576 // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier | |
577 identifier = "(?:\\\\.|[\\w-]|[^\0-\\xa0])+", | |
578 | |
579 // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors | |
580 attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + | |
581 // Operator (capture 2) | |
582 "*([*^$|!~]?=)" + whitespace + | |
583 // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" | |
584 "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + | |
585 "*\\]", | |
586 | |
587 pseudos = ":(" + identifier + ")(?:\\((" + | |
588 // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: | |
589 // 1. quoted (capture 3; capture 4 or capture 5) | |
590 "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + | |
591 // 2. simple (capture 6) | |
592 "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + | |
593 // 3. anything else (capture 2) | |
594 ".*" + | |
595 ")\\)|)", | |
596 | |
597 // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter | |
598 rwhitespace = new RegExp( whitespace + "+", "g" ), | |
599 rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), | |
600 | |
601 rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), | |
602 rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), | |
603 | |
604 rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), | |
605 | |
606 rpseudo = new RegExp( pseudos ), | |
607 ridentifier = new RegExp( "^" + identifier + "$" ), | |
608 | |
609 matchExpr = { | |
610 "ID": new RegExp( "^#(" + identifier + ")" ), | |
611 "CLASS": new RegExp( "^\\.(" + identifier + ")" ), | |
612 "TAG": new RegExp( "^(" + identifier + "|[*])" ), | |
613 "ATTR": new RegExp( "^" + attributes ), | |
614 "PSEUDO": new RegExp( "^" + pseudos ), | |
615 "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + | |
616 "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + | |
617 "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), | |
618 "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), | |
619 // For use in libraries implementing .is() | |
620 // We use this for POS matching in `select` | |
621 "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + | |
622 whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) | |
623 }, | |
624 | |
625 rinputs = /^(?:input|select|textarea|button)$/i, | |
626 rheader = /^h\d$/i, | |
627 | |
628 rnative = /^[^{]+\{\s*\[native \w/, | |
629 | |
630 // Easily-parseable/retrievable ID or TAG or CLASS selectors | |
631 rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, | |
632 | |
633 rsibling = /[+~]/, | |
634 | |
635 // CSS escapes | |
636 // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters | |
637 runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), | |
638 funescape = function( _, escaped, escapedWhitespace ) { | |
639 var high = "0x" + escaped - 0x10000; | |
640 // NaN means non-codepoint | |
641 // Support: Firefox<24 | |
642 // Workaround erroneous numeric interpretation of +"0x" | |
643 return high !== high || escapedWhitespace ? | |
644 escaped : | |
645 high < 0 ? | |
646 // BMP codepoint | |
647 String.fromCharCode( high + 0x10000 ) : | |
648 // Supplemental Plane codepoint (surrogate pair) | |
649 String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); | |
650 }, | |
651 | |
652 // CSS string/identifier serialization | |
653 // https://drafts.csswg.org/cssom/#common-serializing-idioms | |
654 rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, | |
655 fcssescape = function( ch, asCodePoint ) { | |
656 if ( asCodePoint ) { | |
657 | |
658 // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER | |
659 if ( ch === "\0" ) { | |
660 return "\uFFFD"; | |
661 } | |
662 | |
663 // Control characters and (dependent upon position) numbers get escaped as code points | |
664 return ch.slice( 0, -1 ) + "\\" + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " "; | |
665 } | |
666 | |
667 // Other potentially-special ASCII characters get backslash-escaped | |
668 return "\\" + ch; | |
669 }, | |
670 | |
671 // Used for iframes | |
672 // See setDocument() | |
673 // Removing the function wrapper causes a "Permission Denied" | |
674 // error in IE | |
675 unloadHandler = function() { | |
676 setDocument(); | |
677 }, | |
678 | |
679 disabledAncestor = addCombinator( | |
680 function( elem ) { | |
681 return elem.disabled === true && ("form" in elem || "label" in elem); | |
682 }, | |
683 { dir: "parentNode", next: "legend" } | |
684 ); | |
685 | |
686 // Optimize for push.apply( _, NodeList ) | |
687 try { | |
688 push.apply( | |
689 (arr = slice.call( preferredDoc.childNodes )), | |
690 preferredDoc.childNodes | |
691 ); | |
692 // Support: Android<4.0 | |
693 // Detect silently failing push.apply | |
694 arr[ preferredDoc.childNodes.length ].nodeType; | |
695 } catch ( e ) { | |
696 push = { apply: arr.length ? | |
697 | |
698 // Leverage slice if possible | |
699 function( target, els ) { | |
700 push_native.apply( target, slice.call(els) ); | |
701 } : | |
702 | |
703 // Support: IE<9 | |
704 // Otherwise append directly | |
705 function( target, els ) { | |
706 var j = target.length, | |
707 i = 0; | |
708 // Can't trust NodeList.length | |
709 while ( (target[j++] = els[i++]) ) {} | |
710 target.length = j - 1; | |
711 } | |
712 }; | |
713 } | |
714 | |
715 function Sizzle( selector, context, results, seed ) { | |
716 var m, i, elem, nid, match, groups, newSelector, | |
717 newContext = context && context.ownerDocument, | |
718 | |
719 // nodeType defaults to 9, since context defaults to document | |
720 nodeType = context ? context.nodeType : 9; | |
721 | |
722 results = results || []; | |
723 | |
724 // Return early from calls with invalid selector or context | |
725 if ( typeof selector !== "string" || !selector || | |
726 nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) { | |
727 | |
728 return results; | |
729 } | |
730 | |
731 // Try to shortcut find operations (as opposed to filters) in HTML documents | |
732 if ( !seed ) { | |
733 | |
734 if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { | |
735 setDocument( context ); | |
736 } | |
737 context = context || document; | |
738 | |
739 if ( documentIsHTML ) { | |
740 | |
741 // If the selector is sufficiently simple, try using a "get*By*" DOM method | |
742 // (excepting DocumentFragment context, where the methods don't exist) | |
743 if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { | |
744 | |
745 // ID selector | |
746 if ( (m = match[1]) ) { | |
747 | |
748 // Document context | |
749 if ( nodeType === 9 ) { | |
750 if ( (elem = context.getElementById( m )) ) { | |
751 | |
752 // Support: IE, Opera, Webkit | |
753 // TODO: identify versions | |
754 // getElementById can match elements by name instead of ID | |
755 if ( elem.id === m ) { | |
756 results.push( elem ); | |
757 return results; | |
758 } | |
759 } else { | |
760 return results; | |
761 } | |
762 | |
763 // Element context | |
764 } else { | |
765 | |
766 // Support: IE, Opera, Webkit | |
767 // TODO: identify versions | |
768 // getElementById can match elements by name instead of ID | |
769 if ( newContext && (elem = newContext.getElementById( m )) && | |
770 contains( context, elem ) && | |
771 elem.id === m ) { | |
772 | |
773 results.push( elem ); | |
774 return results; | |
775 } | |
776 } | |
777 | |
778 // Type selector | |
779 } else if ( match[2] ) { | |
780 push.apply( results, context.getElementsByTagName( selector ) ); | |
781 return results; | |
782 | |
783 // Class selector | |
784 } else if ( (m = match[3]) && support.getElementsByClassName && | |
785 context.getElementsByClassName ) { | |
786 | |
787 push.apply( results, context.getElementsByClassName( m ) ); | |
788 return results; | |
789 } | |
790 } | |
791 | |
792 // Take advantage of querySelectorAll | |
793 if ( support.qsa && | |
794 !compilerCache[ selector + " " ] && | |
795 (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { | |
796 | |
797 if ( nodeType !== 1 ) { | |
798 newContext = context; | |
799 newSelector = selector; | |
800 | |
801 // qSA looks outside Element context, which is not what we want | |
802 // Thanks to Andrew Dupont for this workaround technique | |
803 // Support: IE <=8 | |
804 // Exclude object elements | |
805 } else if ( context.nodeName.toLowerCase() !== "object" ) { | |
806 | |
807 // Capture the context ID, setting it first if necessary | |
808 if ( (nid = context.getAttribute( "id" )) ) { | |
809 nid = nid.replace( rcssescape, fcssescape ); | |
810 } else { | |
811 context.setAttribute( "id", (nid = expando) ); | |
812 } | |
813 | |
814 // Prefix every selector in the list | |
815 groups = tokenize( selector ); | |
816 i = groups.length; | |
817 while ( i-- ) { | |
818 groups[i] = "#" + nid + " " + toSelector( groups[i] ); | |
819 } | |
820 newSelector = groups.join( "," ); | |
821 | |
822 // Expand context for sibling selectors | |
823 newContext = rsibling.test( selector ) && testContext( context.parentNode ) || | |
824 context; | |
825 } | |
826 | |
827 if ( newSelector ) { | |
828 try { | |
829 push.apply( results, | |
830 newContext.querySelectorAll( newSelector ) | |
831 ); | |
832 return results; | |
833 } catch ( qsaError ) { | |
834 } finally { | |
835 if ( nid === expando ) { | |
836 context.removeAttribute( "id" ); | |
837 } | |
838 } | |
839 } | |
840 } | |
841 } | |
842 } | |
843 | |
844 // All others | |
845 return select( selector.replace( rtrim, "$1" ), context, results, seed ); | |
846 } | |
847 | |
848 /** | |
849 * Create key-value caches of limited size | |
850 * @returns {function(string, object)} Returns the Object data after storing it on itself with | |
851 * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) | |
852 * deleting the oldest entry | |
853 */ | |
854 function createCache() { | |
855 var keys = []; | |
856 | |
857 function cache( key, value ) { | |
858 // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) | |
859 if ( keys.push( key + " " ) > Expr.cacheLength ) { | |
860 // Only keep the most recent entries | |
861 delete cache[ keys.shift() ]; | |
862 } | |
863 return (cache[ key + " " ] = value); | |
864 } | |
865 return cache; | |
866 } | |
867 | |
868 /** | |
869 * Mark a function for special use by Sizzle | |
870 * @param {Function} fn The function to mark | |
871 */ | |
872 function markFunction( fn ) { | |
873 fn[ expando ] = true; | |
874 return fn; | |
875 } | |
876 | |
877 /** | |
878 * Support testing using an element | |
879 * @param {Function} fn Passed the created element and returns a boolean result | |
880 */ | |
881 function assert( fn ) { | |
882 var el = document.createElement("fieldset"); | |
883 | |
884 try { | |
885 return !!fn( el ); | |
886 } catch (e) { | |
887 return false; | |
888 } finally { | |
889 // Remove from its parent by default | |
890 if ( el.parentNode ) { | |
891 el.parentNode.removeChild( el ); | |
892 } | |
893 // release memory in IE | |
894 el = null; | |
895 } | |
896 } | |
897 | |
898 /** | |
899 * Adds the same handler for all of the specified attrs | |
900 * @param {String} attrs Pipe-separated list of attributes | |
901 * @param {Function} handler The method that will be applied | |
902 */ | |
903 function addHandle( attrs, handler ) { | |
904 var arr = attrs.split("|"), | |
905 i = arr.length; | |
906 | |
907 while ( i-- ) { | |
908 Expr.attrHandle[ arr[i] ] = handler; | |
909 } | |
910 } | |
911 | |
912 /** | |
913 * Checks document order of two siblings | |
914 * @param {Element} a | |
915 * @param {Element} b | |
916 * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b | |
917 */ | |
918 function siblingCheck( a, b ) { | |
919 var cur = b && a, | |
920 diff = cur && a.nodeType === 1 && b.nodeType === 1 && | |
921 a.sourceIndex - b.sourceIndex; | |
922 | |
923 // Use IE sourceIndex if available on both nodes | |
924 if ( diff ) { | |
925 return diff; | |
926 } | |
927 | |
928 // Check if b follows a | |
929 if ( cur ) { | |
930 while ( (cur = cur.nextSibling) ) { | |
931 if ( cur === b ) { | |
932 return -1; | |
933 } | |
934 } | |
935 } | |
936 | |
937 return a ? 1 : -1; | |
938 } | |
939 | |
940 /** | |
941 * Returns a function to use in pseudos for input types | |
942 * @param {String} type | |
943 */ | |
944 function createInputPseudo( type ) { | |
945 return function( elem ) { | |
946 var name = elem.nodeName.toLowerCase(); | |
947 return name === "input" && elem.type === type; | |
948 }; | |
949 } | |
950 | |
951 /** | |
952 * Returns a function to use in pseudos for buttons | |
953 * @param {String} type | |
954 */ | |
955 function createButtonPseudo( type ) { | |
956 return function( elem ) { | |
957 var name = elem.nodeName.toLowerCase(); | |
958 return (name === "input" || name === "button") && elem.type === type; | |
959 }; | |
960 } | |
961 | |
962 /** | |
963 * Returns a function to use in pseudos for :enabled/:disabled | |
964 * @param {Boolean} disabled true for :disabled; false for :enabled | |
965 */ | |
966 function createDisabledPseudo( disabled ) { | |
967 | |
968 // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable | |
969 return function( elem ) { | |
970 | |
971 // Only certain elements can match :enabled or :disabled | |
972 // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled | |
973 // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled | |
974 if ( "form" in elem ) { | |
975 | |
976 // Check for inherited disabledness on relevant non-disabled elements: | |
977 // * listed form-associated elements in a disabled fieldset | |
978 // https://html.spec.whatwg.org/multipage/forms.html#category-listed | |
979 // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled | |
980 // * option elements in a disabled optgroup | |
981 // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled | |
982 // All such elements have a "form" property. | |
983 if ( elem.parentNode && elem.disabled === false ) { | |
984 | |
985 // Option elements defer to a parent optgroup if present | |
986 if ( "label" in elem ) { | |
987 if ( "label" in elem.parentNode ) { | |
988 return elem.parentNode.disabled === disabled; | |
989 } else { | |
990 return elem.disabled === disabled; | |
991 } | |
992 } | |
993 | |
994 // Support: IE 6 - 11 | |
995 // Use the isDisabled shortcut property to check for disabled fieldset ancestors | |
996 return elem.isDisabled === disabled || | |
997 | |
998 // Where there is no isDisabled, check manually | |
999 /* jshint -W018 */ | |
1000 elem.isDisabled !== !disabled && | |
1001 disabledAncestor( elem ) === disabled; | |
1002 } | |
1003 | |
1004 return elem.disabled === disabled; | |
1005 | |
1006 // Try to winnow out elements that can't be disabled before trusting the disabled property. | |
1007 // Some victims get caught in our net (label, legend, menu, track), but it shouldn't | |
1008 // even exist on them, let alone have a boolean value. | |
1009 } else if ( "label" in elem ) { | |
1010 return elem.disabled === disabled; | |
1011 } | |
1012 | |
1013 // Remaining elements are neither :enabled nor :disabled | |
1014 return false; | |
1015 }; | |
1016 } | |
1017 | |
1018 /** | |
1019 * Returns a function to use in pseudos for positionals | |
1020 * @param {Function} fn | |
1021 */ | |
1022 function createPositionalPseudo( fn ) { | |
1023 return markFunction(function( argument ) { | |
1024 argument = +argument; | |
1025 return markFunction(function( seed, matches ) { | |
1026 var j, | |
1027 matchIndexes = fn( [], seed.length, argument ), | |
1028 i = matchIndexes.length; | |
1029 | |
1030 // Match elements found at the specified indexes | |
1031 while ( i-- ) { | |
1032 if ( seed[ (j = matchIndexes[i]) ] ) { | |
1033 seed[j] = !(matches[j] = seed[j]); | |
1034 } | |
1035 } | |
1036 }); | |
1037 }); | |
1038 } | |
1039 | |
1040 /** | |
1041 * Checks a node for validity as a Sizzle context | |
1042 * @param {Element|Object=} context | |
1043 * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value | |
1044 */ | |
1045 function testContext( context ) { | |
1046 return context && typeof context.getElementsByTagName !== "undefined" && context; | |
1047 } | |
1048 | |
1049 // Expose support vars for convenience | |
1050 support = Sizzle.support = {}; | |
1051 | |
1052 /** | |
1053 * Detects XML nodes | |
1054 * @param {Element|Object} elem An element or a document | |
1055 * @returns {Boolean} True iff elem is a non-HTML XML node | |
1056 */ | |
1057 isXML = Sizzle.isXML = function( elem ) { | |
1058 // documentElement is verified for cases where it doesn't yet exist | |
1059 // (such as loading iframes in IE - #4833) | |
1060 var documentElement = elem && (elem.ownerDocument || elem).documentElement; | |
1061 return documentElement ? documentElement.nodeName !== "HTML" : false; | |
1062 }; | |
1063 | |
1064 /** | |
1065 * Sets document-related variables once based on the current document | |
1066 * @param {Element|Object} [doc] An element or document object to use to set the document | |
1067 * @returns {Object} Returns the current document | |
1068 */ | |
1069 setDocument = Sizzle.setDocument = function( node ) { | |
1070 var hasCompare, subWindow, | |
1071 doc = node ? node.ownerDocument || node : preferredDoc; | |
1072 | |
1073 // Return early if doc is invalid or already selected | |
1074 if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { | |
1075 return document; | |
1076 } | |
1077 | |
1078 // Update global variables | |
1079 document = doc; | |
1080 docElem = document.documentElement; | |
1081 documentIsHTML = !isXML( document ); | |
1082 | |
1083 // Support: IE 9-11, Edge | |
1084 // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) | |
1085 if ( preferredDoc !== document && | |
1086 (subWindow = document.defaultView) && subWindow.top !== subWindow ) { | |
1087 | |
1088 // Support: IE 11, Edge | |
1089 if ( subWindow.addEventListener ) { | |
1090 subWindow.addEventListener( "unload", unloadHandler, false ); | |
1091 | |
1092 // Support: IE 9 - 10 only | |
1093 } else if ( subWindow.attachEvent ) { | |
1094 subWindow.attachEvent( "onunload", unloadHandler ); | |
1095 } | |
1096 } | |
1097 | |
1098 /* Attributes | |
1099 ---------------------------------------------------------------------- */ | |
1100 | |
1101 // Support: IE<8 | |
1102 // Verify that getAttribute really returns attributes and not properties | |
1103 // (excepting IE8 booleans) | |
1104 support.attributes = assert(function( el ) { | |
1105 el.className = "i"; | |
1106 return !el.getAttribute("className"); | |
1107 }); | |
1108 | |
1109 /* getElement(s)By* | |
1110 ---------------------------------------------------------------------- */ | |
1111 | |
1112 // Check if getElementsByTagName("*") returns only elements | |
1113 support.getElementsByTagName = assert(function( el ) { | |
1114 el.appendChild( document.createComment("") ); | |
1115 return !el.getElementsByTagName("*").length; | |
1116 }); | |
1117 | |
1118 // Support: IE<9 | |
1119 support.getElementsByClassName = rnative.test( document.getElementsByClassName ); | |
1120 | |
1121 // Support: IE<10 | |
1122 // Check if getElementById returns elements by name | |
1123 // The broken getElementById methods don't pick up programmatically-set names, | |
1124 // so use a roundabout getElementsByName test | |
1125 support.getById = assert(function( el ) { | |
1126 docElem.appendChild( el ).id = expando; | |
1127 return !document.getElementsByName || !document.getElementsByName( expando ).length; | |
1128 }); | |
1129 | |
1130 // ID filter and find | |
1131 if ( support.getById ) { | |
1132 Expr.filter["ID"] = function( id ) { | |
1133 var attrId = id.replace( runescape, funescape ); | |
1134 return function( elem ) { | |
1135 return elem.getAttribute("id") === attrId; | |
1136 }; | |
1137 }; | |
1138 Expr.find["ID"] = function( id, context ) { | |
1139 if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { | |
1140 var elem = context.getElementById( id ); | |
1141 return elem ? [ elem ] : []; | |
1142 } | |
1143 }; | |
1144 } else { | |
1145 Expr.filter["ID"] = function( id ) { | |
1146 var attrId = id.replace( runescape, funescape ); | |
1147 return function( elem ) { | |
1148 var node = typeof elem.getAttributeNode !== "undefined" && | |
1149 elem.getAttributeNode("id"); | |
1150 return node && node.value === attrId; | |
1151 }; | |
1152 }; | |
1153 | |
1154 // Support: IE 6 - 7 only | |
1155 // getElementById is not reliable as a find shortcut | |
1156 Expr.find["ID"] = function( id, context ) { | |
1157 if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { | |
1158 var node, i, elems, | |
1159 elem = context.getElementById( id ); | |
1160 | |
1161 if ( elem ) { | |
1162 | |
1163 // Verify the id attribute | |
1164 node = elem.getAttributeNode("id"); | |
1165 if ( node && node.value === id ) { | |
1166 return [ elem ]; | |
1167 } | |
1168 | |
1169 // Fall back on getElementsByName | |
1170 elems = context.getElementsByName( id ); | |
1171 i = 0; | |
1172 while ( (elem = elems[i++]) ) { | |
1173 node = elem.getAttributeNode("id"); | |
1174 if ( node && node.value === id ) { | |
1175 return [ elem ]; | |
1176 } | |
1177 } | |
1178 } | |
1179 | |
1180 return []; | |
1181 } | |
1182 }; | |
1183 } | |
1184 | |
1185 // Tag | |
1186 Expr.find["TAG"] = support.getElementsByTagName ? | |
1187 function( tag, context ) { | |
1188 if ( typeof context.getElementsByTagName !== "undefined" ) { | |
1189 return context.getElementsByTagName( tag ); | |
1190 | |
1191 // DocumentFragment nodes don't have gEBTN | |
1192 } else if ( support.qsa ) { | |
1193 return context.querySelectorAll( tag ); | |
1194 } | |
1195 } : | |
1196 | |
1197 function( tag, context ) { | |
1198 var elem, | |
1199 tmp = [], | |
1200 i = 0, | |
1201 // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too | |
1202 results = context.getElementsByTagName( tag ); | |
1203 | |
1204 // Filter out possible comments | |
1205 if ( tag === "*" ) { | |
1206 while ( (elem = results[i++]) ) { | |
1207 if ( elem.nodeType === 1 ) { | |
1208 tmp.push( elem ); | |
1209 } | |
1210 } | |
1211 | |
1212 return tmp; | |
1213 } | |
1214 return results; | |
1215 }; | |
1216 | |
1217 // Class | |
1218 Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { | |
1219 if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { | |
1220 return context.getElementsByClassName( className ); | |
1221 } | |
1222 }; | |
1223 | |
1224 /* QSA/matchesSelector | |
1225 ---------------------------------------------------------------------- */ | |
1226 | |
1227 // QSA and matchesSelector support | |
1228 | |
1229 // matchesSelector(:active) reports false when true (IE9/Opera 11.5) | |
1230 rbuggyMatches = []; | |
1231 | |
1232 // qSa(:focus) reports false when true (Chrome 21) | |
1233 // We allow this because of a bug in IE8/9 that throws an error | |
1234 // whenever `document.activeElement` is accessed on an iframe | |
1235 // So, we allow :focus to pass through QSA all the time to avoid the IE error | |
1236 // See https://bugs.jquery.com/ticket/13378 | |
1237 rbuggyQSA = []; | |
1238 | |
1239 if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { | |
1240 // Build QSA regex | |
1241 // Regex strategy adopted from Diego Perini | |
1242 assert(function( el ) { | |
1243 // Select is set to empty string on purpose | |
1244 // This is to test IE's treatment of not explicitly | |
1245 // setting a boolean content attribute, | |
1246 // since its presence should be enough | |
1247 // https://bugs.jquery.com/ticket/12359 | |
1248 docElem.appendChild( el ).innerHTML = "<a id='" + expando + "'></a>" + | |
1249 "<select id='" + expando + "-\r\\' msallowcapture=''>" + | |
1250 "<option selected=''></option></select>"; | |
1251 | |
1252 // Support: IE8, Opera 11-12.16 | |
1253 // Nothing should be selected when empty strings follow ^= or $= or *= | |
1254 // The test attribute must be unknown in Opera but "safe" for WinRT | |
1255 // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section | |
1256 if ( el.querySelectorAll("[msallowcapture^='']").length ) { | |
1257 rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); | |
1258 } | |
1259 | |
1260 // Support: IE8 | |
1261 // Boolean attributes and "value" are not treated correctly | |
1262 if ( !el.querySelectorAll("[selected]").length ) { | |
1263 rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); | |
1264 } | |
1265 | |
1266 // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ | |
1267 if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { | |
1268 rbuggyQSA.push("~="); | |
1269 } | |
1270 | |
1271 // Webkit/Opera - :checked should return selected option elements | |
1272 // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked | |
1273 // IE8 throws error here and will not see later tests | |
1274 if ( !el.querySelectorAll(":checked").length ) { | |
1275 rbuggyQSA.push(":checked"); | |
1276 } | |
1277 | |
1278 // Support: Safari 8+, iOS 8+ | |
1279 // https://bugs.webkit.org/show_bug.cgi?id=136851 | |
1280 // In-page `selector#id sibling-combinator selector` fails | |
1281 if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { | |
1282 rbuggyQSA.push(".#.+[+~]"); | |
1283 } | |
1284 }); | |
1285 | |
1286 assert(function( el ) { | |
1287 el.innerHTML = "<a href='' disabled='disabled'></a>" + | |
1288 "<select disabled='disabled'><option/></select>"; | |
1289 | |
1290 // Support: Windows 8 Native Apps | |
1291 // The type and name attributes are restricted during .innerHTML assignment | |
1292 var input = document.createElement("input"); | |
1293 input.setAttribute( "type", "hidden" ); | |
1294 el.appendChild( input ).setAttribute( "name", "D" ); | |
1295 | |
1296 // Support: IE8 | |
1297 // Enforce case-sensitivity of name attribute | |
1298 if ( el.querySelectorAll("[name=d]").length ) { | |
1299 rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); | |
1300 } | |
1301 | |
1302 // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) | |
1303 // IE8 throws error here and will not see later tests | |
1304 if ( el.querySelectorAll(":enabled").length !== 2 ) { | |
1305 rbuggyQSA.push( ":enabled", ":disabled" ); | |
1306 } | |
1307 | |
1308 // Support: IE9-11+ | |
1309 // IE's :disabled selector does not pick up the children of disabled fieldsets | |
1310 docElem.appendChild( el ).disabled = true; | |
1311 if ( el.querySelectorAll(":disabled").length !== 2 ) { | |
1312 rbuggyQSA.push( ":enabled", ":disabled" ); | |
1313 } | |
1314 | |
1315 // Opera 10-11 does not throw on post-comma invalid pseudos | |
1316 el.querySelectorAll("*,:x"); | |
1317 rbuggyQSA.push(",.*:"); | |
1318 }); | |
1319 } | |
1320 | |
1321 if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || | |
1322 docElem.webkitMatchesSelector || | |
1323 docElem.mozMatchesSelector || | |
1324 docElem.oMatchesSelector || | |
1325 docElem.msMatchesSelector) )) ) { | |
1326 | |
1327 assert(function( el ) { | |
1328 // Check to see if it's possible to do matchesSelector | |
1329 // on a disconnected node (IE 9) | |
1330 support.disconnectedMatch = matches.call( el, "*" ); | |
1331 | |
1332 // This should fail with an exception | |
1333 // Gecko does not error, returns false instead | |
1334 matches.call( el, "[s!='']:x" ); | |
1335 rbuggyMatches.push( "!=", pseudos ); | |
1336 }); | |
1337 } | |
1338 | |
1339 rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); | |
1340 rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); | |
1341 | |
1342 /* Contains | |
1343 ---------------------------------------------------------------------- */ | |
1344 hasCompare = rnative.test( docElem.compareDocumentPosition ); | |
1345 | |
1346 // Element contains another | |
1347 // Purposefully self-exclusive | |
1348 // As in, an element does not contain itself | |
1349 contains = hasCompare || rnative.test( docElem.contains ) ? | |
1350 function( a, b ) { | |
1351 var adown = a.nodeType === 9 ? a.documentElement : a, | |
1352 bup = b && b.parentNode; | |
1353 return a === bup || !!( bup && bup.nodeType === 1 && ( | |
1354 adown.contains ? | |
1355 adown.contains( bup ) : | |
1356 a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 | |
1357 )); | |
1358 } : | |
1359 function( a, b ) { | |
1360 if ( b ) { | |
1361 while ( (b = b.parentNode) ) { | |
1362 if ( b === a ) { | |
1363 return true; | |
1364 } | |
1365 } | |
1366 } | |
1367 return false; | |
1368 }; | |
1369 | |
1370 /* Sorting | |
1371 ---------------------------------------------------------------------- */ | |
1372 | |
1373 // Document order sorting | |
1374 sortOrder = hasCompare ? | |
1375 function( a, b ) { | |
1376 | |
1377 // Flag for duplicate removal | |
1378 if ( a === b ) { | |
1379 hasDuplicate = true; | |
1380 return 0; | |
1381 } | |
1382 | |
1383 // Sort on method existence if only one input has compareDocumentPosition | |
1384 var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; | |
1385 if ( compare ) { | |
1386 return compare; | |
1387 } | |
1388 | |
1389 // Calculate position if both inputs belong to the same document | |
1390 compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? | |
1391 a.compareDocumentPosition( b ) : | |
1392 | |
1393 // Otherwise we know they are disconnected | |
1394 1; | |
1395 | |
1396 // Disconnected nodes | |
1397 if ( compare & 1 || | |
1398 (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { | |
1399 | |
1400 // Choose the first element that is related to our preferred document | |
1401 if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { | |
1402 return -1; | |
1403 } | |
1404 if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { | |
1405 return 1; | |
1406 } | |
1407 | |
1408 // Maintain original order | |
1409 return sortInput ? | |
1410 ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : | |
1411 0; | |
1412 } | |
1413 | |
1414 return compare & 4 ? -1 : 1; | |
1415 } : | |
1416 function( a, b ) { | |
1417 // Exit early if the nodes are identical | |
1418 if ( a === b ) { | |
1419 hasDuplicate = true; | |
1420 return 0; | |
1421 } | |
1422 | |
1423 var cur, | |
1424 i = 0, | |
1425 aup = a.parentNode, | |
1426 bup = b.parentNode, | |
1427 ap = [ a ], | |
1428 bp = [ b ]; | |
1429 | |
1430 // Parentless nodes are either documents or disconnected | |
1431 if ( !aup || !bup ) { | |
1432 return a === document ? -1 : | |
1433 b === document ? 1 : | |
1434 aup ? -1 : | |
1435 bup ? 1 : | |
1436 sortInput ? | |
1437 ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : | |
1438 0; | |
1439 | |
1440 // If the nodes are siblings, we can do a quick check | |
1441 } else if ( aup === bup ) { | |
1442 return siblingCheck( a, b ); | |
1443 } | |
1444 | |
1445 // Otherwise we need full lists of their ancestors for comparison | |
1446 cur = a; | |
1447 while ( (cur = cur.parentNode) ) { | |
1448 ap.unshift( cur ); | |
1449 } | |
1450 cur = b; | |
1451 while ( (cur = cur.parentNode) ) { | |
1452 bp.unshift( cur ); | |
1453 } | |
1454 | |
1455 // Walk down the tree looking for a discrepancy | |
1456 while ( ap[i] === bp[i] ) { | |
1457 i++; | |
1458 } | |
1459 | |
1460 return i ? | |
1461 // Do a sibling check if the nodes have a common ancestor | |
1462 siblingCheck( ap[i], bp[i] ) : | |
1463 | |
1464 // Otherwise nodes in our document sort first | |
1465 ap[i] === preferredDoc ? -1 : | |
1466 bp[i] === preferredDoc ? 1 : | |
1467 0; | |
1468 }; | |
1469 | |
1470 return document; | |
1471 }; | |
1472 | |
1473 Sizzle.matches = function( expr, elements ) { | |
1474 return Sizzle( expr, null, null, elements ); | |
1475 }; | |
1476 | |
1477 Sizzle.matchesSelector = function( elem, expr ) { | |
1478 // Set document vars if needed | |
1479 if ( ( elem.ownerDocument || elem ) !== document ) { | |
1480 setDocument( elem ); | |
1481 } | |
1482 | |
1483 // Make sure that attribute selectors are quoted | |
1484 expr = expr.replace( rattributeQuotes, "='$1']" ); | |
1485 | |
1486 if ( support.matchesSelector && documentIsHTML && | |
1487 !compilerCache[ expr + " " ] && | |
1488 ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && | |
1489 ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { | |
1490 | |
1491 try { | |
1492 var ret = matches.call( elem, expr ); | |
1493 | |
1494 // IE 9's matchesSelector returns false on disconnected nodes | |
1495 if ( ret || support.disconnectedMatch || | |
1496 // As well, disconnected nodes are said to be in a document | |
1497 // fragment in IE 9 | |
1498 elem.document && elem.document.nodeType !== 11 ) { | |
1499 return ret; | |
1500 } | |
1501 } catch (e) {} | |
1502 } | |
1503 | |
1504 return Sizzle( expr, document, null, [ elem ] ).length > 0; | |
1505 }; | |
1506 | |
1507 Sizzle.contains = function( context, elem ) { | |
1508 // Set document vars if needed | |
1509 if ( ( context.ownerDocument || context ) !== document ) { | |
1510 setDocument( context ); | |
1511 } | |
1512 return contains( context, elem ); | |
1513 }; | |
1514 | |
1515 Sizzle.attr = function( elem, name ) { | |
1516 // Set document vars if needed | |
1517 if ( ( elem.ownerDocument || elem ) !== document ) { | |
1518 setDocument( elem ); | |
1519 } | |
1520 | |
1521 var fn = Expr.attrHandle[ name.toLowerCase() ], | |
1522 // Don't get fooled by Object.prototype properties (jQuery #13807) | |
1523 val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? | |
1524 fn( elem, name, !documentIsHTML ) : | |
1525 undefined; | |
1526 | |
1527 return val !== undefined ? | |
1528 val : | |
1529 support.attributes || !documentIsHTML ? | |
1530 elem.getAttribute( name ) : | |
1531 (val = elem.getAttributeNode(name)) && val.specified ? | |
1532 val.value : | |
1533 null; | |
1534 }; | |
1535 | |
1536 Sizzle.escape = function( sel ) { | |
1537 return (sel + "").replace( rcssescape, fcssescape ); | |
1538 }; | |
1539 | |
1540 Sizzle.error = function( msg ) { | |
1541 throw new Error( "Syntax error, unrecognized expression: " + msg ); | |
1542 }; | |
1543 | |
1544 /** | |
1545 * Document sorting and removing duplicates | |
1546 * @param {ArrayLike} results | |
1547 */ | |
1548 Sizzle.uniqueSort = function( results ) { | |
1549 var elem, | |
1550 duplicates = [], | |
1551 j = 0, | |
1552 i = 0; | |
1553 | |
1554 // Unless we *know* we can detect duplicates, assume their presence | |
1555 hasDuplicate = !support.detectDuplicates; | |
1556 sortInput = !support.sortStable && results.slice( 0 ); | |
1557 results.sort( sortOrder ); | |
1558 | |
1559 if ( hasDuplicate ) { | |
1560 while ( (elem = results[i++]) ) { | |
1561 if ( elem === results[ i ] ) { | |
1562 j = duplicates.push( i ); | |
1563 } | |
1564 } | |
1565 while ( j-- ) { | |
1566 results.splice( duplicates[ j ], 1 ); | |
1567 } | |
1568 } | |
1569 | |
1570 // Clear input after sorting to release objects | |
1571 // See https://github.com/jquery/sizzle/pull/225 | |
1572 sortInput = null; | |
1573 | |
1574 return results; | |
1575 }; | |
1576 | |
1577 /** | |
1578 * Utility function for retrieving the text value of an array of DOM nodes | |
1579 * @param {Array|Element} elem | |
1580 */ | |
1581 getText = Sizzle.getText = function( elem ) { | |
1582 var node, | |
1583 ret = "", | |
1584 i = 0, | |
1585 nodeType = elem.nodeType; | |
1586 | |
1587 if ( !nodeType ) { | |
1588 // If no nodeType, this is expected to be an array | |
1589 while ( (node = elem[i++]) ) { | |
1590 // Do not traverse comment nodes | |
1591 ret += getText( node ); | |
1592 } | |
1593 } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { | |
1594 // Use textContent for elements | |
1595 // innerText usage removed for consistency of new lines (jQuery #11153) | |
1596 if ( typeof elem.textContent === "string" ) { | |
1597 return elem.textContent; | |
1598 } else { | |
1599 // Traverse its children | |
1600 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { | |
1601 ret += getText( elem ); | |
1602 } | |
1603 } | |
1604 } else if ( nodeType === 3 || nodeType === 4 ) { | |
1605 return elem.nodeValue; | |
1606 } | |
1607 // Do not include comment or processing instruction nodes | |
1608 | |
1609 return ret; | |
1610 }; | |
1611 | |
1612 Expr = Sizzle.selectors = { | |
1613 | |
1614 // Can be adjusted by the user | |
1615 cacheLength: 50, | |
1616 | |
1617 createPseudo: markFunction, | |
1618 | |
1619 match: matchExpr, | |
1620 | |
1621 attrHandle: {}, | |
1622 | |
1623 find: {}, | |
1624 | |
1625 relative: { | |
1626 ">": { dir: "parentNode", first: true }, | |
1627 " ": { dir: "parentNode" }, | |
1628 "+": { dir: "previousSibling", first: true }, | |
1629 "~": { dir: "previousSibling" } | |
1630 }, | |
1631 | |
1632 preFilter: { | |
1633 "ATTR": function( match ) { | |
1634 match[1] = match[1].replace( runescape, funescape ); | |
1635 | |
1636 // Move the given value to match[3] whether quoted or unquoted | |
1637 match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); | |
1638 | |
1639 if ( match[2] === "~=" ) { | |
1640 match[3] = " " + match[3] + " "; | |
1641 } | |
1642 | |
1643 return match.slice( 0, 4 ); | |
1644 }, | |
1645 | |
1646 "CHILD": function( match ) { | |
1647 /* matches from matchExpr["CHILD"] | |
1648 1 type (only|nth|...) | |
1649 2 what (child|of-type) | |
1650 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) | |
1651 4 xn-component of xn+y argument ([+-]?\d*n|) | |
1652 5 sign of xn-component | |
1653 6 x of xn-component | |
1654 7 sign of y-component | |
1655 8 y of y-component | |
1656 */ | |
1657 match[1] = match[1].toLowerCase(); | |
1658 | |
1659 if ( match[1].slice( 0, 3 ) === "nth" ) { | |
1660 // nth-* requires argument | |
1661 if ( !match[3] ) { | |
1662 Sizzle.error( match[0] ); | |
1663 } | |
1664 | |
1665 // numeric x and y parameters for Expr.filter.CHILD | |
1666 // remember that false/true cast respectively to 0/1 | |
1667 match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); | |
1668 match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); | |
1669 | |
1670 // other types prohibit arguments | |
1671 } else if ( match[3] ) { | |
1672 Sizzle.error( match[0] ); | |
1673 } | |
1674 | |
1675 return match; | |
1676 }, | |
1677 | |
1678 "PSEUDO": function( match ) { | |
1679 var excess, | |
1680 unquoted = !match[6] && match[2]; | |
1681 | |
1682 if ( matchExpr["CHILD"].test( match[0] ) ) { | |
1683 return null; | |
1684 } | |
1685 | |
1686 // Accept quoted arguments as-is | |
1687 if ( match[3] ) { | |
1688 match[2] = match[4] || match[5] || ""; | |
1689 | |
1690 // Strip excess characters from unquoted arguments | |
1691 } else if ( unquoted && rpseudo.test( unquoted ) && | |
1692 // Get excess from tokenize (recursively) | |
1693 (excess = tokenize( unquoted, true )) && | |
1694 // advance to the next closing parenthesis | |
1695 (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { | |
1696 | |
1697 // excess is a negative index | |
1698 match[0] = match[0].slice( 0, excess ); | |
1699 match[2] = unquoted.slice( 0, excess ); | |
1700 } | |
1701 | |
1702 // Return only captures needed by the pseudo filter method (type and argument) | |
1703 return match.slice( 0, 3 ); | |
1704 } | |
1705 }, | |
1706 | |
1707 filter: { | |
1708 | |
1709 "TAG": function( nodeNameSelector ) { | |
1710 var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); | |
1711 return nodeNameSelector === "*" ? | |
1712 function() { return true; } : | |
1713 function( elem ) { | |
1714 return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; | |
1715 }; | |
1716 }, | |
1717 | |
1718 "CLASS": function( className ) { | |
1719 var pattern = classCache[ className + " " ]; | |
1720 | |
1721 return pattern || | |
1722 (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && | |
1723 classCache( className, function( elem ) { | |
1724 return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); | |
1725 }); | |
1726 }, | |
1727 | |
1728 "ATTR": function( name, operator, check ) { | |
1729 return function( elem ) { | |
1730 var result = Sizzle.attr( elem, name ); | |
1731 | |
1732 if ( result == null ) { | |
1733 return operator === "!="; | |
1734 } | |
1735 if ( !operator ) { | |
1736 return true; | |
1737 } | |
1738 | |
1739 result += ""; | |
1740 | |
1741 return operator === "=" ? result === check : | |
1742 operator === "!=" ? result !== check : | |
1743 operator === "^=" ? check && result.indexOf( check ) === 0 : | |
1744 operator === "*=" ? check && result.indexOf( check ) > -1 : | |
1745 operator === "$=" ? check && result.slice( -check.length ) === check : | |
1746 operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : | |
1747 operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : | |
1748 false; | |
1749 }; | |
1750 }, | |
1751 | |
1752 "CHILD": function( type, what, argument, first, last ) { | |
1753 var simple = type.slice( 0, 3 ) !== "nth", | |
1754 forward = type.slice( -4 ) !== "last", | |
1755 ofType = what === "of-type"; | |
1756 | |
1757 return first === 1 && last === 0 ? | |
1758 | |
1759 // Shortcut for :nth-*(n) | |
1760 function( elem ) { | |
1761 return !!elem.parentNode; | |
1762 } : | |
1763 | |
1764 function( elem, context, xml ) { | |
1765 var cache, uniqueCache, outerCache, node, nodeIndex, start, | |
1766 dir = simple !== forward ? "nextSibling" : "previousSibling", | |
1767 parent = elem.parentNode, | |
1768 name = ofType && elem.nodeName.toLowerCase(), | |
1769 useCache = !xml && !ofType, | |
1770 diff = false; | |
1771 | |
1772 if ( parent ) { | |
1773 | |
1774 // :(first|last|only)-(child|of-type) | |
1775 if ( simple ) { | |
1776 while ( dir ) { | |
1777 node = elem; | |
1778 while ( (node = node[ dir ]) ) { | |
1779 if ( ofType ? | |
1780 node.nodeName.toLowerCase() === name : | |
1781 node.nodeType === 1 ) { | |
1782 | |
1783 return false; | |
1784 } | |
1785 } | |
1786 // Reverse direction for :only-* (if we haven't yet done so) | |
1787 start = dir = type === "only" && !start && "nextSibling"; | |
1788 } | |
1789 return true; | |
1790 } | |
1791 | |
1792 start = [ forward ? parent.firstChild : parent.lastChild ]; | |
1793 | |
1794 // non-xml :nth-child(...) stores cache data on `parent` | |
1795 if ( forward && useCache ) { | |
1796 | |
1797 // Seek `elem` from a previously-cached index | |
1798 | |
1799 // ...in a gzip-friendly way | |
1800 node = parent; | |
1801 outerCache = node[ expando ] || (node[ expando ] = {}); | |
1802 | |
1803 // Support: IE <9 only | |
1804 // Defend against cloned attroperties (jQuery gh-1709) | |
1805 uniqueCache = outerCache[ node.uniqueID ] || | |
1806 (outerCache[ node.uniqueID ] = {}); | |
1807 | |
1808 cache = uniqueCache[ type ] || []; | |
1809 nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; | |
1810 diff = nodeIndex && cache[ 2 ]; | |
1811 node = nodeIndex && parent.childNodes[ nodeIndex ]; | |
1812 | |
1813 while ( (node = ++nodeIndex && node && node[ dir ] || | |
1814 | |
1815 // Fallback to seeking `elem` from the start | |
1816 (diff = nodeIndex = 0) || start.pop()) ) { | |
1817 | |
1818 // When found, cache indexes on `parent` and break | |
1819 if ( node.nodeType === 1 && ++diff && node === elem ) { | |
1820 uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; | |
1821 break; | |
1822 } | |
1823 } | |
1824 | |
1825 } else { | |
1826 // Use previously-cached element index if available | |
1827 if ( useCache ) { | |
1828 // ...in a gzip-friendly way | |
1829 node = elem; | |
1830 outerCache = node[ expando ] || (node[ expando ] = {}); | |
1831 | |
1832 // Support: IE <9 only | |
1833 // Defend against cloned attroperties (jQuery gh-1709) | |
1834 uniqueCache = outerCache[ node.uniqueID ] || | |
1835 (outerCache[ node.uniqueID ] = {}); | |
1836 | |
1837 cache = uniqueCache[ type ] || []; | |
1838 nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; | |
1839 diff = nodeIndex; | |
1840 } | |
1841 | |
1842 // xml :nth-child(...) | |
1843 // or :nth-last-child(...) or :nth(-last)?-of-type(...) | |
1844 if ( diff === false ) { | |
1845 // Use the same loop as above to seek `elem` from the start | |
1846 while ( (node = ++nodeIndex && node && node[ dir ] || | |
1847 (diff = nodeIndex = 0) || start.pop()) ) { | |
1848 | |
1849 if ( ( ofType ? | |
1850 node.nodeName.toLowerCase() === name : | |
1851 node.nodeType === 1 ) && | |
1852 ++diff ) { | |
1853 | |
1854 // Cache the index of each encountered element | |
1855 if ( useCache ) { | |
1856 outerCache = node[ expando ] || (node[ expando ] = {}); | |
1857 | |
1858 // Support: IE <9 only | |
1859 // Defend against cloned attroperties (jQuery gh-1709) | |
1860 uniqueCache = outerCache[ node.uniqueID ] || | |
1861 (outerCache[ node.uniqueID ] = {}); | |
1862 | |
1863 uniqueCache[ type ] = [ dirruns, diff ]; | |
1864 } | |
1865 | |
1866 if ( node === elem ) { | |
1867 break; | |
1868 } | |
1869 } | |
1870 } | |
1871 } | |
1872 } | |
1873 | |
1874 // Incorporate the offset, then check against cycle size | |
1875 diff -= last; | |
1876 return diff === first || ( diff % first === 0 && diff / first >= 0 ); | |
1877 } | |
1878 }; | |
1879 }, | |
1880 | |
1881 "PSEUDO": function( pseudo, argument ) { | |
1882 // pseudo-class names are case-insensitive | |
1883 // http://www.w3.org/TR/selectors/#pseudo-classes | |
1884 // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters | |
1885 // Remember that setFilters inherits from pseudos | |
1886 var args, | |
1887 fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || | |
1888 Sizzle.error( "unsupported pseudo: " + pseudo ); | |
1889 | |
1890 // The user may use createPseudo to indicate that | |
1891 // arguments are needed to create the filter function | |
1892 // just as Sizzle does | |
1893 if ( fn[ expando ] ) { | |
1894 return fn( argument ); | |
1895 } | |
1896 | |
1897 // But maintain support for old signatures | |
1898 if ( fn.length > 1 ) { | |
1899 args = [ pseudo, pseudo, "", argument ]; | |
1900 return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? | |
1901 markFunction(function( seed, matches ) { | |
1902 var idx, | |
1903 matched = fn( seed, argument ), | |
1904 i = matched.length; | |
1905 while ( i-- ) { | |
1906 idx = indexOf( seed, matched[i] ); | |
1907 seed[ idx ] = !( matches[ idx ] = matched[i] ); | |
1908 } | |
1909 }) : | |
1910 function( elem ) { | |
1911 return fn( elem, 0, args ); | |
1912 }; | |
1913 } | |
1914 | |
1915 return fn; | |
1916 } | |
1917 }, | |
1918 | |
1919 pseudos: { | |
1920 // Potentially complex pseudos | |
1921 "not": markFunction(function( selector ) { | |
1922 // Trim the selector passed to compile | |
1923 // to avoid treating leading and trailing | |
1924 // spaces as combinators | |
1925 var input = [], | |
1926 results = [], | |
1927 matcher = compile( selector.replace( rtrim, "$1" ) ); | |
1928 | |
1929 return matcher[ expando ] ? | |
1930 markFunction(function( seed, matches, context, xml ) { | |
1931 var elem, | |
1932 unmatched = matcher( seed, null, xml, [] ), | |
1933 i = seed.length; | |
1934 | |
1935 // Match elements unmatched by `matcher` | |
1936 while ( i-- ) { | |
1937 if ( (elem = unmatched[i]) ) { | |
1938 seed[i] = !(matches[i] = elem); | |
1939 } | |
1940 } | |
1941 }) : | |
1942 function( elem, context, xml ) { | |
1943 input[0] = elem; | |
1944 matcher( input, null, xml, results ); | |
1945 // Don't keep the element (issue #299) | |
1946 input[0] = null; | |
1947 return !results.pop(); | |
1948 }; | |
1949 }), | |
1950 | |
1951 "has": markFunction(function( selector ) { | |
1952 return function( elem ) { | |
1953 return Sizzle( selector, elem ).length > 0; | |
1954 }; | |
1955 }), | |
1956 | |
1957 "contains": markFunction(function( text ) { | |
1958 text = text.replace( runescape, funescape ); | |
1959 return function( elem ) { | |
1960 return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; | |
1961 }; | |
1962 }), | |
1963 | |
1964 // "Whether an element is represented by a :lang() selector | |
1965 // is based solely on the element's language value | |
1966 // being equal to the identifier C, | |
1967 // or beginning with the identifier C immediately followed by "-". | |
1968 // The matching of C against the element's language value is performed case-insensitively. | |
1969 // The identifier C does not have to be a valid language name." | |
1970 // http://www.w3.org/TR/selectors/#lang-pseudo | |
1971 "lang": markFunction( function( lang ) { | |
1972 // lang value must be a valid identifier | |
1973 if ( !ridentifier.test(lang || "") ) { | |
1974 Sizzle.error( "unsupported lang: " + lang ); | |
1975 } | |
1976 lang = lang.replace( runescape, funescape ).toLowerCase(); | |
1977 return function( elem ) { | |
1978 var elemLang; | |
1979 do { | |
1980 if ( (elemLang = documentIsHTML ? | |
1981 elem.lang : | |
1982 elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { | |
1983 | |
1984 elemLang = elemLang.toLowerCase(); | |
1985 return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; | |
1986 } | |
1987 } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); | |
1988 return false; | |
1989 }; | |
1990 }), | |
1991 | |
1992 // Miscellaneous | |
1993 "target": function( elem ) { | |
1994 var hash = window.location && window.location.hash; | |
1995 return hash && hash.slice( 1 ) === elem.id; | |
1996 }, | |
1997 | |
1998 "root": function( elem ) { | |
1999 return elem === docElem; | |
2000 }, | |
2001 | |
2002 "focus": function( elem ) { | |
2003 return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); | |
2004 }, | |
2005 | |
2006 // Boolean properties | |
2007 "enabled": createDisabledPseudo( false ), | |
2008 "disabled": createDisabledPseudo( true ), | |
2009 | |
2010 "checked": function( elem ) { | |
2011 // In CSS3, :checked should return both checked and selected elements | |
2012 // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked | |
2013 var nodeName = elem.nodeName.toLowerCase(); | |
2014 return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); | |
2015 }, | |
2016 | |
2017 "selected": function( elem ) { | |
2018 // Accessing this property makes selected-by-default | |
2019 // options in Safari work properly | |
2020 if ( elem.parentNode ) { | |
2021 elem.parentNode.selectedIndex; | |
2022 } | |
2023 | |
2024 return elem.selected === true; | |
2025 }, | |
2026 | |
2027 // Contents | |
2028 "empty": function( elem ) { | |
2029 // http://www.w3.org/TR/selectors/#empty-pseudo | |
2030 // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), | |
2031 // but not by others (comment: 8; processing instruction: 7; etc.) | |
2032 // nodeType < 6 works because attributes (2) do not appear as children | |
2033 for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { | |
2034 if ( elem.nodeType < 6 ) { | |
2035 return false; | |
2036 } | |
2037 } | |
2038 return true; | |
2039 }, | |
2040 | |
2041 "parent": function( elem ) { | |
2042 return !Expr.pseudos["empty"]( elem ); | |
2043 }, | |
2044 | |
2045 // Element/input types | |
2046 "header": function( elem ) { | |
2047 return rheader.test( elem.nodeName ); | |
2048 }, | |
2049 | |
2050 "input": function( elem ) { | |
2051 return rinputs.test( elem.nodeName ); | |
2052 }, | |
2053 | |
2054 "button": function( elem ) { | |
2055 var name = elem.nodeName.toLowerCase(); | |
2056 return name === "input" && elem.type === "button" || name === "button"; | |
2057 }, | |
2058 | |
2059 "text": function( elem ) { | |
2060 var attr; | |
2061 return elem.nodeName.toLowerCase() === "input" && | |
2062 elem.type === "text" && | |
2063 | |
2064 // Support: IE<8 | |
2065 // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" | |
2066 ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); | |
2067 }, | |
2068 | |
2069 // Position-in-collection | |
2070 "first": createPositionalPseudo(function() { | |
2071 return [ 0 ]; | |
2072 }), | |
2073 | |
2074 "last": createPositionalPseudo(function( matchIndexes, length ) { | |
2075 return [ length - 1 ]; | |
2076 }), | |
2077 | |
2078 "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
2079 return [ argument < 0 ? argument + length : argument ]; | |
2080 }), | |
2081 | |
2082 "even": createPositionalPseudo(function( matchIndexes, length ) { | |
2083 var i = 0; | |
2084 for ( ; i < length; i += 2 ) { | |
2085 matchIndexes.push( i ); | |
2086 } | |
2087 return matchIndexes; | |
2088 }), | |
2089 | |
2090 "odd": createPositionalPseudo(function( matchIndexes, length ) { | |
2091 var i = 1; | |
2092 for ( ; i < length; i += 2 ) { | |
2093 matchIndexes.push( i ); | |
2094 } | |
2095 return matchIndexes; | |
2096 }), | |
2097 | |
2098 "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
2099 var i = argument < 0 ? argument + length : argument; | |
2100 for ( ; --i >= 0; ) { | |
2101 matchIndexes.push( i ); | |
2102 } | |
2103 return matchIndexes; | |
2104 }), | |
2105 | |
2106 "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { | |
2107 var i = argument < 0 ? argument + length : argument; | |
2108 for ( ; ++i < length; ) { | |
2109 matchIndexes.push( i ); | |
2110 } | |
2111 return matchIndexes; | |
2112 }) | |
2113 } | |
2114 }; | |
2115 | |
2116 Expr.pseudos["nth"] = Expr.pseudos["eq"]; | |
2117 | |
2118 // Add button/input type pseudos | |
2119 for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { | |
2120 Expr.pseudos[ i ] = createInputPseudo( i ); | |
2121 } | |
2122 for ( i in { submit: true, reset: true } ) { | |
2123 Expr.pseudos[ i ] = createButtonPseudo( i ); | |
2124 } | |
2125 | |
2126 // Easy API for creating new setFilters | |
2127 function setFilters() {} | |
2128 setFilters.prototype = Expr.filters = Expr.pseudos; | |
2129 Expr.setFilters = new setFilters(); | |
2130 | |
2131 tokenize = Sizzle.tokenize = function( selector, parseOnly ) { | |
2132 var matched, match, tokens, type, | |
2133 soFar, groups, preFilters, | |
2134 cached = tokenCache[ selector + " " ]; | |
2135 | |
2136 if ( cached ) { | |
2137 return parseOnly ? 0 : cached.slice( 0 ); | |
2138 } | |
2139 | |
2140 soFar = selector; | |
2141 groups = []; | |
2142 preFilters = Expr.preFilter; | |
2143 | |
2144 while ( soFar ) { | |
2145 | |
2146 // Comma and first run | |
2147 if ( !matched || (match = rcomma.exec( soFar )) ) { | |
2148 if ( match ) { | |
2149 // Don't consume trailing commas as valid | |
2150 soFar = soFar.slice( match[0].length ) || soFar; | |
2151 } | |
2152 groups.push( (tokens = []) ); | |
2153 } | |
2154 | |
2155 matched = false; | |
2156 | |
2157 // Combinators | |
2158 if ( (match = rcombinators.exec( soFar )) ) { | |
2159 matched = match.shift(); | |
2160 tokens.push({ | |
2161 value: matched, | |
2162 // Cast descendant combinators to space | |
2163 type: match[0].replace( rtrim, " " ) | |
2164 }); | |
2165 soFar = soFar.slice( matched.length ); | |
2166 } | |
2167 | |
2168 // Filters | |
2169 for ( type in Expr.filter ) { | |
2170 if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || | |
2171 (match = preFilters[ type ]( match ))) ) { | |
2172 matched = match.shift(); | |
2173 tokens.push({ | |
2174 value: matched, | |
2175 type: type, | |
2176 matches: match | |
2177 }); | |
2178 soFar = soFar.slice( matched.length ); | |
2179 } | |
2180 } | |
2181 | |
2182 if ( !matched ) { | |
2183 break; | |
2184 } | |
2185 } | |
2186 | |
2187 // Return the length of the invalid excess | |
2188 // if we're just parsing | |
2189 // Otherwise, throw an error or return tokens | |
2190 return parseOnly ? | |
2191 soFar.length : | |
2192 soFar ? | |
2193 Sizzle.error( selector ) : | |
2194 // Cache the tokens | |
2195 tokenCache( selector, groups ).slice( 0 ); | |
2196 }; | |
2197 | |
2198 function toSelector( tokens ) { | |
2199 var i = 0, | |
2200 len = tokens.length, | |
2201 selector = ""; | |
2202 for ( ; i < len; i++ ) { | |
2203 selector += tokens[i].value; | |
2204 } | |
2205 return selector; | |
2206 } | |
2207 | |
2208 function addCombinator( matcher, combinator, base ) { | |
2209 var dir = combinator.dir, | |
2210 skip = combinator.next, | |
2211 key = skip || dir, | |
2212 checkNonElements = base && key === "parentNode", | |
2213 doneName = done++; | |
2214 | |
2215 return combinator.first ? | |
2216 // Check against closest ancestor/preceding element | |
2217 function( elem, context, xml ) { | |
2218 while ( (elem = elem[ dir ]) ) { | |
2219 if ( elem.nodeType === 1 || checkNonElements ) { | |
2220 return matcher( elem, context, xml ); | |
2221 } | |
2222 } | |
2223 return false; | |
2224 } : | |
2225 | |
2226 // Check against all ancestor/preceding elements | |
2227 function( elem, context, xml ) { | |
2228 var oldCache, uniqueCache, outerCache, | |
2229 newCache = [ dirruns, doneName ]; | |
2230 | |
2231 // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching | |
2232 if ( xml ) { | |
2233 while ( (elem = elem[ dir ]) ) { | |
2234 if ( elem.nodeType === 1 || checkNonElements ) { | |
2235 if ( matcher( elem, context, xml ) ) { | |
2236 return true; | |
2237 } | |
2238 } | |
2239 } | |
2240 } else { | |
2241 while ( (elem = elem[ dir ]) ) { | |
2242 if ( elem.nodeType === 1 || checkNonElements ) { | |
2243 outerCache = elem[ expando ] || (elem[ expando ] = {}); | |
2244 | |
2245 // Support: IE <9 only | |
2246 // Defend against cloned attroperties (jQuery gh-1709) | |
2247 uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {}); | |
2248 | |
2249 if ( skip && skip === elem.nodeName.toLowerCase() ) { | |
2250 elem = elem[ dir ] || elem; | |
2251 } else if ( (oldCache = uniqueCache[ key ]) && | |
2252 oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { | |
2253 | |
2254 // Assign to newCache so results back-propagate to previous elements | |
2255 return (newCache[ 2 ] = oldCache[ 2 ]); | |
2256 } else { | |
2257 // Reuse newcache so results back-propagate to previous elements | |
2258 uniqueCache[ key ] = newCache; | |
2259 | |
2260 // A match means we're done; a fail means we have to keep checking | |
2261 if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { | |
2262 return true; | |
2263 } | |
2264 } | |
2265 } | |
2266 } | |
2267 } | |
2268 return false; | |
2269 }; | |
2270 } | |
2271 | |
2272 function elementMatcher( matchers ) { | |
2273 return matchers.length > 1 ? | |
2274 function( elem, context, xml ) { | |
2275 var i = matchers.length; | |
2276 while ( i-- ) { | |
2277 if ( !matchers[i]( elem, context, xml ) ) { | |
2278 return false; | |
2279 } | |
2280 } | |
2281 return true; | |
2282 } : | |
2283 matchers[0]; | |
2284 } | |
2285 | |
2286 function multipleContexts( selector, contexts, results ) { | |
2287 var i = 0, | |
2288 len = contexts.length; | |
2289 for ( ; i < len; i++ ) { | |
2290 Sizzle( selector, contexts[i], results ); | |
2291 } | |
2292 return results; | |
2293 } | |
2294 | |
2295 function condense( unmatched, map, filter, context, xml ) { | |
2296 var elem, | |
2297 newUnmatched = [], | |
2298 i = 0, | |
2299 len = unmatched.length, | |
2300 mapped = map != null; | |
2301 | |
2302 for ( ; i < len; i++ ) { | |
2303 if ( (elem = unmatched[i]) ) { | |
2304 if ( !filter || filter( elem, context, xml ) ) { | |
2305 newUnmatched.push( elem ); | |
2306 if ( mapped ) { | |
2307 map.push( i ); | |
2308 } | |
2309 } | |
2310 } | |
2311 } | |
2312 | |
2313 return newUnmatched; | |
2314 } | |
2315 | |
2316 function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { | |
2317 if ( postFilter && !postFilter[ expando ] ) { | |
2318 postFilter = setMatcher( postFilter ); | |
2319 } | |
2320 if ( postFinder && !postFinder[ expando ] ) { | |
2321 postFinder = setMatcher( postFinder, postSelector ); | |
2322 } | |
2323 return markFunction(function( seed, results, context, xml ) { | |
2324 var temp, i, elem, | |
2325 preMap = [], | |
2326 postMap = [], | |
2327 preexisting = results.length, | |
2328 | |
2329 // Get initial elements from seed or context | |
2330 elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), | |
2331 | |
2332 // Prefilter to get matcher input, preserving a map for seed-results synchronization | |
2333 matcherIn = preFilter && ( seed || !selector ) ? | |
2334 condense( elems, preMap, preFilter, context, xml ) : | |
2335 elems, | |
2336 | |
2337 matcherOut = matcher ? | |
2338 // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, | |
2339 postFinder || ( seed ? preFilter : preexisting || postFilter ) ? | |
2340 | |
2341 // ...intermediate processing is necessary | |
2342 [] : | |
2343 | |
2344 // ...otherwise use results directly | |
2345 results : | |
2346 matcherIn; | |
2347 | |
2348 // Find primary matches | |
2349 if ( matcher ) { | |
2350 matcher( matcherIn, matcherOut, context, xml ); | |
2351 } | |
2352 | |
2353 // Apply postFilter | |
2354 if ( postFilter ) { | |
2355 temp = condense( matcherOut, postMap ); | |
2356 postFilter( temp, [], context, xml ); | |
2357 | |
2358 // Un-match failing elements by moving them back to matcherIn | |
2359 i = temp.length; | |
2360 while ( i-- ) { | |
2361 if ( (elem = temp[i]) ) { | |
2362 matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); | |
2363 } | |
2364 } | |
2365 } | |
2366 | |
2367 if ( seed ) { | |
2368 if ( postFinder || preFilter ) { | |
2369 if ( postFinder ) { | |
2370 // Get the final matcherOut by condensing this intermediate into postFinder contexts | |
2371 temp = []; | |
2372 i = matcherOut.length; | |
2373 while ( i-- ) { | |
2374 if ( (elem = matcherOut[i]) ) { | |
2375 // Restore matcherIn since elem is not yet a final match | |
2376 temp.push( (matcherIn[i] = elem) ); | |
2377 } | |
2378 } | |
2379 postFinder( null, (matcherOut = []), temp, xml ); | |
2380 } | |
2381 | |
2382 // Move matched elements from seed to results to keep them synchronized | |
2383 i = matcherOut.length; | |
2384 while ( i-- ) { | |
2385 if ( (elem = matcherOut[i]) && | |
2386 (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { | |
2387 | |
2388 seed[temp] = !(results[temp] = elem); | |
2389 } | |
2390 } | |
2391 } | |
2392 | |
2393 // Add elements to results, through postFinder if defined | |
2394 } else { | |
2395 matcherOut = condense( | |
2396 matcherOut === results ? | |
2397 matcherOut.splice( preexisting, matcherOut.length ) : | |
2398 matcherOut | |
2399 ); | |
2400 if ( postFinder ) { | |
2401 postFinder( null, results, matcherOut, xml ); | |
2402 } else { | |
2403 push.apply( results, matcherOut ); | |
2404 } | |
2405 } | |
2406 }); | |
2407 } | |
2408 | |
2409 function matcherFromTokens( tokens ) { | |
2410 var checkContext, matcher, j, | |
2411 len = tokens.length, | |
2412 leadingRelative = Expr.relative[ tokens[0].type ], | |
2413 implicitRelative = leadingRelative || Expr.relative[" "], | |
2414 i = leadingRelative ? 1 : 0, | |
2415 | |
2416 // The foundational matcher ensures that elements are reachable from top-level context(s) | |
2417 matchContext = addCombinator( function( elem ) { | |
2418 return elem === checkContext; | |
2419 }, implicitRelative, true ), | |
2420 matchAnyContext = addCombinator( function( elem ) { | |
2421 return indexOf( checkContext, elem ) > -1; | |
2422 }, implicitRelative, true ), | |
2423 matchers = [ function( elem, context, xml ) { | |
2424 var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( | |
2425 (checkContext = context).nodeType ? | |
2426 matchContext( elem, context, xml ) : | |
2427 matchAnyContext( elem, context, xml ) ); | |
2428 // Avoid hanging onto element (issue #299) | |
2429 checkContext = null; | |
2430 return ret; | |
2431 } ]; | |
2432 | |
2433 for ( ; i < len; i++ ) { | |
2434 if ( (matcher = Expr.relative[ tokens[i].type ]) ) { | |
2435 matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; | |
2436 } else { | |
2437 matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); | |
2438 | |
2439 // Return special upon seeing a positional matcher | |
2440 if ( matcher[ expando ] ) { | |
2441 // Find the next relative operator (if any) for proper handling | |
2442 j = ++i; | |
2443 for ( ; j < len; j++ ) { | |
2444 if ( Expr.relative[ tokens[j].type ] ) { | |
2445 break; | |
2446 } | |
2447 } | |
2448 return setMatcher( | |
2449 i > 1 && elementMatcher( matchers ), | |
2450 i > 1 && toSelector( | |
2451 // If the preceding token was a descendant combinator, insert an implicit any-element `*` | |
2452 tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) | |
2453 ).replace( rtrim, "$1" ), | |
2454 matcher, | |
2455 i < j && matcherFromTokens( tokens.slice( i, j ) ), | |
2456 j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), | |
2457 j < len && toSelector( tokens ) | |
2458 ); | |
2459 } | |
2460 matchers.push( matcher ); | |
2461 } | |
2462 } | |
2463 | |
2464 return elementMatcher( matchers ); | |
2465 } | |
2466 | |
2467 function matcherFromGroupMatchers( elementMatchers, setMatchers ) { | |
2468 var bySet = setMatchers.length > 0, | |
2469 byElement = elementMatchers.length > 0, | |
2470 superMatcher = function( seed, context, xml, results, outermost ) { | |
2471 var elem, j, matcher, | |
2472 matchedCount = 0, | |
2473 i = "0", | |
2474 unmatched = seed && [], | |
2475 setMatched = [], | |
2476 contextBackup = outermostContext, | |
2477 // We must always have either seed elements or outermost context | |
2478 elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), | |
2479 // Use integer dirruns iff this is the outermost matcher | |
2480 dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), | |
2481 len = elems.length; | |
2482 | |
2483 if ( outermost ) { | |
2484 outermostContext = context === document || context || outermost; | |
2485 } | |
2486 | |
2487 // Add elements passing elementMatchers directly to results | |
2488 // Support: IE<9, Safari | |
2489 // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id | |
2490 for ( ; i !== len && (elem = elems[i]) != null; i++ ) { | |
2491 if ( byElement && elem ) { | |
2492 j = 0; | |
2493 if ( !context && elem.ownerDocument !== document ) { | |
2494 setDocument( elem ); | |
2495 xml = !documentIsHTML; | |
2496 } | |
2497 while ( (matcher = elementMatchers[j++]) ) { | |
2498 if ( matcher( elem, context || document, xml) ) { | |
2499 results.push( elem ); | |
2500 break; | |
2501 } | |
2502 } | |
2503 if ( outermost ) { | |
2504 dirruns = dirrunsUnique; | |
2505 } | |
2506 } | |
2507 | |
2508 // Track unmatched elements for set filters | |
2509 if ( bySet ) { | |
2510 // They will have gone through all possible matchers | |
2511 if ( (elem = !matcher && elem) ) { | |
2512 matchedCount--; | |
2513 } | |
2514 | |
2515 // Lengthen the array for every element, matched or not | |
2516 if ( seed ) { | |
2517 unmatched.push( elem ); | |
2518 } | |
2519 } | |
2520 } | |
2521 | |
2522 // `i` is now the count of elements visited above, and adding it to `matchedCount` | |
2523 // makes the latter nonnegative. | |
2524 matchedCount += i; | |
2525 | |
2526 // Apply set filters to unmatched elements | |
2527 // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` | |
2528 // equals `i`), unless we didn't visit _any_ elements in the above loop because we have | |
2529 // no element matchers and no seed. | |
2530 // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that | |
2531 // case, which will result in a "00" `matchedCount` that differs from `i` but is also | |
2532 // numerically zero. | |
2533 if ( bySet && i !== matchedCount ) { | |
2534 j = 0; | |
2535 while ( (matcher = setMatchers[j++]) ) { | |
2536 matcher( unmatched, setMatched, context, xml ); | |
2537 } | |
2538 | |
2539 if ( seed ) { | |
2540 // Reintegrate element matches to eliminate the need for sorting | |
2541 if ( matchedCount > 0 ) { | |
2542 while ( i-- ) { | |
2543 if ( !(unmatched[i] || setMatched[i]) ) { | |
2544 setMatched[i] = pop.call( results ); | |
2545 } | |
2546 } | |
2547 } | |
2548 | |
2549 // Discard index placeholder values to get only actual matches | |
2550 setMatched = condense( setMatched ); | |
2551 } | |
2552 | |
2553 // Add matches to results | |
2554 push.apply( results, setMatched ); | |
2555 | |
2556 // Seedless set matches succeeding multiple successful matchers stipulate sorting | |
2557 if ( outermost && !seed && setMatched.length > 0 && | |
2558 ( matchedCount + setMatchers.length ) > 1 ) { | |
2559 | |
2560 Sizzle.uniqueSort( results ); | |
2561 } | |
2562 } | |
2563 | |
2564 // Override manipulation of globals by nested matchers | |
2565 if ( outermost ) { | |
2566 dirruns = dirrunsUnique; | |
2567 outermostContext = contextBackup; | |
2568 } | |
2569 | |
2570 return unmatched; | |
2571 }; | |
2572 | |
2573 return bySet ? | |
2574 markFunction( superMatcher ) : | |
2575 superMatcher; | |
2576 } | |
2577 | |
2578 compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { | |
2579 var i, | |
2580 setMatchers = [], | |
2581 elementMatchers = [], | |
2582 cached = compilerCache[ selector + " " ]; | |
2583 | |
2584 if ( !cached ) { | |
2585 // Generate a function of recursive functions that can be used to check each element | |
2586 if ( !match ) { | |
2587 match = tokenize( selector ); | |
2588 } | |
2589 i = match.length; | |
2590 while ( i-- ) { | |
2591 cached = matcherFromTokens( match[i] ); | |
2592 if ( cached[ expando ] ) { | |
2593 setMatchers.push( cached ); | |
2594 } else { | |
2595 elementMatchers.push( cached ); | |
2596 } | |
2597 } | |
2598 | |
2599 // Cache the compiled function | |
2600 cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); | |
2601 | |
2602 // Save selector and tokenization | |
2603 cached.selector = selector; | |
2604 } | |
2605 return cached; | |
2606 }; | |
2607 | |
2608 /** | |
2609 * A low-level selection function that works with Sizzle's compiled | |
2610 * selector functions | |
2611 * @param {String|Function} selector A selector or a pre-compiled | |
2612 * selector function built with Sizzle.compile | |
2613 * @param {Element} context | |
2614 * @param {Array} [results] | |
2615 * @param {Array} [seed] A set of elements to match against | |
2616 */ | |
2617 select = Sizzle.select = function( selector, context, results, seed ) { | |
2618 var i, tokens, token, type, find, | |
2619 compiled = typeof selector === "function" && selector, | |
2620 match = !seed && tokenize( (selector = compiled.selector || selector) ); | |
2621 | |
2622 results = results || []; | |
2623 | |
2624 // Try to minimize operations if there is only one selector in the list and no seed | |
2625 // (the latter of which guarantees us context) | |
2626 if ( match.length === 1 ) { | |
2627 | |
2628 // Reduce context if the leading compound selector is an ID | |
2629 tokens = match[0] = match[0].slice( 0 ); | |
2630 if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && | |
2631 context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) { | |
2632 | |
2633 context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; | |
2634 if ( !context ) { | |
2635 return results; | |
2636 | |
2637 // Precompiled matchers will still verify ancestry, so step up a level | |
2638 } else if ( compiled ) { | |
2639 context = context.parentNode; | |
2640 } | |
2641 | |
2642 selector = selector.slice( tokens.shift().value.length ); | |
2643 } | |
2644 | |
2645 // Fetch a seed set for right-to-left matching | |
2646 i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; | |
2647 while ( i-- ) { | |
2648 token = tokens[i]; | |
2649 | |
2650 // Abort if we hit a combinator | |
2651 if ( Expr.relative[ (type = token.type) ] ) { | |
2652 break; | |
2653 } | |
2654 if ( (find = Expr.find[ type ]) ) { | |
2655 // Search, expanding context for leading sibling combinators | |
2656 if ( (seed = find( | |
2657 token.matches[0].replace( runescape, funescape ), | |
2658 rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context | |
2659 )) ) { | |
2660 | |
2661 // If seed is empty or no tokens remain, we can return early | |
2662 tokens.splice( i, 1 ); | |
2663 selector = seed.length && toSelector( tokens ); | |
2664 if ( !selector ) { | |
2665 push.apply( results, seed ); | |
2666 return results; | |
2667 } | |
2668 | |
2669 break; | |
2670 } | |
2671 } | |
2672 } | |
2673 } | |
2674 | |
2675 // Compile and execute a filtering function if one is not provided | |
2676 // Provide `match` to avoid retokenization if we modified the selector above | |
2677 ( compiled || compile( selector, match ) )( | |
2678 seed, | |
2679 context, | |
2680 !documentIsHTML, | |
2681 results, | |
2682 !context || rsibling.test( selector ) && testContext( context.parentNode ) || context | |
2683 ); | |
2684 return results; | |
2685 }; | |
2686 | |
2687 // One-time assignments | |
2688 | |
2689 // Sort stability | |
2690 support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; | |
2691 | |
2692 // Support: Chrome 14-35+ | |
2693 // Always assume duplicates if they aren't passed to the comparison function | |
2694 support.detectDuplicates = !!hasDuplicate; | |
2695 | |
2696 // Initialize against the default document | |
2697 setDocument(); | |
2698 | |
2699 // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) | |
2700 // Detached nodes confoundingly follow *each other* | |
2701 support.sortDetached = assert(function( el ) { | |
2702 // Should return 1, but returns 4 (following) | |
2703 return el.compareDocumentPosition( document.createElement("fieldset") ) & 1; | |
2704 }); | |
2705 | |
2706 // Support: IE<8 | |
2707 // Prevent attribute/property "interpolation" | |
2708 // https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx | |
2709 if ( !assert(function( el ) { | |
2710 el.innerHTML = "<a href='#'></a>"; | |
2711 return el.firstChild.getAttribute("href") === "#" ; | |
2712 }) ) { | |
2713 addHandle( "type|href|height|width", function( elem, name, isXML ) { | |
2714 if ( !isXML ) { | |
2715 return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); | |
2716 } | |
2717 }); | |
2718 } | |
2719 | |
2720 // Support: IE<9 | |
2721 // Use defaultValue in place of getAttribute("value") | |
2722 if ( !support.attributes || !assert(function( el ) { | |
2723 el.innerHTML = "<input/>"; | |
2724 el.firstChild.setAttribute( "value", "" ); | |
2725 return el.firstChild.getAttribute( "value" ) === ""; | |
2726 }) ) { | |
2727 addHandle( "value", function( elem, name, isXML ) { | |
2728 if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { | |
2729 return elem.defaultValue; | |
2730 } | |
2731 }); | |
2732 } | |
2733 | |
2734 // Support: IE<9 | |
2735 // Use getAttributeNode to fetch booleans when getAttribute lies | |
2736 if ( !assert(function( el ) { | |
2737 return el.getAttribute("disabled") == null; | |
2738 }) ) { | |
2739 addHandle( booleans, function( elem, name, isXML ) { | |
2740 var val; | |
2741 if ( !isXML ) { | |
2742 return elem[ name ] === true ? name.toLowerCase() : | |
2743 (val = elem.getAttributeNode( name )) && val.specified ? | |
2744 val.value : | |
2745 null; | |
2746 } | |
2747 }); | |
2748 } | |
2749 | |
2750 return Sizzle; | |
2751 | |
2752 })( window ); | |
2753 | |
2754 | |
2755 | |
2756 jQuery.find = Sizzle; | |
2757 jQuery.expr = Sizzle.selectors; | |
2758 | |
2759 // Deprecated | |
2760 jQuery.expr[ ":" ] = jQuery.expr.pseudos; | |
2761 jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; | |
2762 jQuery.text = Sizzle.getText; | |
2763 jQuery.isXMLDoc = Sizzle.isXML; | |
2764 jQuery.contains = Sizzle.contains; | |
2765 jQuery.escapeSelector = Sizzle.escape; | |
2766 | |
2767 | |
2768 | |
2769 | |
2770 var dir = function( elem, dir, until ) { | |
2771 var matched = [], | |
2772 truncate = until !== undefined; | |
2773 | |
2774 while ( ( elem = elem[ dir ] ) && elem.nodeType !== 9 ) { | |
2775 if ( elem.nodeType === 1 ) { | |
2776 if ( truncate && jQuery( elem ).is( until ) ) { | |
2777 break; | |
2778 } | |
2779 matched.push( elem ); | |
2780 } | |
2781 } | |
2782 return matched; | |
2783 }; | |
2784 | |
2785 | |
2786 var siblings = function( n, elem ) { | |
2787 var matched = []; | |
2788 | |
2789 for ( ; n; n = n.nextSibling ) { | |
2790 if ( n.nodeType === 1 && n !== elem ) { | |
2791 matched.push( n ); | |
2792 } | |
2793 } | |
2794 | |
2795 return matched; | |
2796 }; | |
2797 | |
2798 | |
2799 var rneedsContext = jQuery.expr.match.needsContext; | |
2800 | |
2801 | |
2802 | |
2803 function nodeName( elem, name ) { | |
2804 | |
2805 return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); | |
2806 | |
2807 }; | |
2808 var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i ); | |
2809 | |
2810 | |
2811 | |
2812 // Implement the identical functionality for filter and not | |
2813 function winnow( elements, qualifier, not ) { | |
2814 if ( isFunction( qualifier ) ) { | |
2815 return jQuery.grep( elements, function( elem, i ) { | |
2816 return !!qualifier.call( elem, i, elem ) !== not; | |
2817 } ); | |
2818 } | |
2819 | |
2820 // Single element | |
2821 if ( qualifier.nodeType ) { | |
2822 return jQuery.grep( elements, function( elem ) { | |
2823 return ( elem === qualifier ) !== not; | |
2824 } ); | |
2825 } | |
2826 | |
2827 // Arraylike of elements (jQuery, arguments, Array) | |
2828 if ( typeof qualifier !== "string" ) { | |
2829 return jQuery.grep( elements, function( elem ) { | |
2830 return ( indexOf.call( qualifier, elem ) > -1 ) !== not; | |
2831 } ); | |
2832 } | |
2833 | |
2834 // Filtered directly for both simple and complex selectors | |
2835 return jQuery.filter( qualifier, elements, not ); | |
2836 } | |
2837 | |
2838 jQuery.filter = function( expr, elems, not ) { | |
2839 var elem = elems[ 0 ]; | |
2840 | |
2841 if ( not ) { | |
2842 expr = ":not(" + expr + ")"; | |
2843 } | |
2844 | |
2845 if ( elems.length === 1 && elem.nodeType === 1 ) { | |
2846 return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : []; | |
2847 } | |
2848 | |
2849 return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { | |
2850 return elem.nodeType === 1; | |
2851 } ) ); | |
2852 }; | |
2853 | |
2854 jQuery.fn.extend( { | |
2855 find: function( selector ) { | |
2856 var i, ret, | |
2857 len = this.length, | |
2858 self = this; | |
2859 | |
2860 if ( typeof selector !== "string" ) { | |
2861 return this.pushStack( jQuery( selector ).filter( function() { | |
2862 for ( i = 0; i < len; i++ ) { | |
2863 if ( jQuery.contains( self[ i ], this ) ) { | |
2864 return true; | |
2865 } | |
2866 } | |
2867 } ) ); | |
2868 } | |
2869 | |
2870 ret = this.pushStack( [] ); | |
2871 | |
2872 for ( i = 0; i < len; i++ ) { | |
2873 jQuery.find( selector, self[ i ], ret ); | |
2874 } | |
2875 | |
2876 return len > 1 ? jQuery.uniqueSort( ret ) : ret; | |
2877 }, | |
2878 filter: function( selector ) { | |
2879 return this.pushStack( winnow( this, selector || [], false ) ); | |
2880 }, | |
2881 not: function( selector ) { | |
2882 return this.pushStack( winnow( this, selector || [], true ) ); | |
2883 }, | |
2884 is: function( selector ) { | |
2885 return !!winnow( | |
2886 this, | |
2887 | |
2888 // If this is a positional/relative selector, check membership in the returned set | |
2889 // so $("p:first").is("p:last") won't return true for a doc with two "p". | |
2890 typeof selector === "string" && rneedsContext.test( selector ) ? | |
2891 jQuery( selector ) : | |
2892 selector || [], | |
2893 false | |
2894 ).length; | |
2895 } | |
2896 } ); | |
2897 | |
2898 | |
2899 // Initialize a jQuery object | |
2900 | |
2901 | |
2902 // A central reference to the root jQuery(document) | |
2903 var rootjQuery, | |
2904 | |
2905 // A simple way to check for HTML strings | |
2906 // Prioritize #id over <tag> to avoid XSS via location.hash (#9521) | |
2907 // Strict HTML recognition (#11290: must start with <) | |
2908 // Shortcut simple #id case for speed | |
2909 rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, | |
2910 | |
2911 init = jQuery.fn.init = function( selector, context, root ) { | |
2912 var match, elem; | |
2913 | |
2914 // HANDLE: $(""), $(null), $(undefined), $(false) | |
2915 if ( !selector ) { | |
2916 return this; | |
2917 } | |
2918 | |
2919 // Method init() accepts an alternate rootjQuery | |
2920 // so migrate can support jQuery.sub (gh-2101) | |
2921 root = root || rootjQuery; | |
2922 | |
2923 // Handle HTML strings | |
2924 if ( typeof selector === "string" ) { | |
2925 if ( selector[ 0 ] === "<" && | |
2926 selector[ selector.length - 1 ] === ">" && | |
2927 selector.length >= 3 ) { | |
2928 | |
2929 // Assume that strings that start and end with <> are HTML and skip the regex check | |
2930 match = [ null, selector, null ]; | |
2931 | |
2932 } else { | |
2933 match = rquickExpr.exec( selector ); | |
2934 } | |
2935 | |
2936 // Match html or make sure no context is specified for #id | |
2937 if ( match && ( match[ 1 ] || !context ) ) { | |
2938 | |
2939 // HANDLE: $(html) -> $(array) | |
2940 if ( match[ 1 ] ) { | |
2941 context = context instanceof jQuery ? context[ 0 ] : context; | |
2942 | |
2943 // Option to run scripts is true for back-compat | |
2944 // Intentionally let the error be thrown if parseHTML is not present | |
2945 jQuery.merge( this, jQuery.parseHTML( | |
2946 match[ 1 ], | |
2947 context && context.nodeType ? context.ownerDocument || context : document, | |
2948 true | |
2949 ) ); | |
2950 | |
2951 // HANDLE: $(html, props) | |
2952 if ( rsingleTag.test( match[ 1 ] ) && jQuery.isPlainObject( context ) ) { | |
2953 for ( match in context ) { | |
2954 | |
2955 // Properties of context are called as methods if possible | |
2956 if ( isFunction( this[ match ] ) ) { | |
2957 this[ match ]( context[ match ] ); | |
2958 | |
2959 // ...and otherwise set as attributes | |
2960 } else { | |
2961 this.attr( match, context[ match ] ); | |
2962 } | |
2963 } | |
2964 } | |
2965 | |
2966 return this; | |
2967 | |
2968 // HANDLE: $(#id) | |
2969 } else { | |
2970 elem = document.getElementById( match[ 2 ] ); | |
2971 | |
2972 if ( elem ) { | |
2973 | |
2974 // Inject the element directly into the jQuery object | |
2975 this[ 0 ] = elem; | |
2976 this.length = 1; | |
2977 } | |
2978 return this; | |
2979 } | |
2980 | |
2981 // HANDLE: $(expr, $(...)) | |
2982 } else if ( !context || context.jquery ) { | |
2983 return ( context || root ).find( selector ); | |
2984 | |
2985 // HANDLE: $(expr, context) | |
2986 // (which is just equivalent to: $(context).find(expr) | |
2987 } else { | |
2988 return this.constructor( context ).find( selector ); | |
2989 } | |
2990 | |
2991 // HANDLE: $(DOMElement) | |
2992 } else if ( selector.nodeType ) { | |
2993 this[ 0 ] = selector; | |
2994 this.length = 1; | |
2995 return this; | |
2996 | |
2997 // HANDLE: $(function) | |
2998 // Shortcut for document ready | |
2999 } else if ( isFunction( selector ) ) { | |
3000 return root.ready !== undefined ? | |
3001 root.ready( selector ) : | |
3002 | |
3003 // Execute immediately if ready is not present | |
3004 selector( jQuery ); | |
3005 } | |
3006 | |
3007 return jQuery.makeArray( selector, this ); | |
3008 }; | |
3009 | |
3010 // Give the init function the jQuery prototype for later instantiation | |
3011 init.prototype = jQuery.fn; | |
3012 | |
3013 // Initialize central reference | |
3014 rootjQuery = jQuery( document ); | |
3015 | |
3016 | |
3017 var rparentsprev = /^(?:parents|prev(?:Until|All))/, | |
3018 | |
3019 // Methods guaranteed to produce a unique set when starting from a unique set | |
3020 guaranteedUnique = { | |
3021 children: true, | |
3022 contents: true, | |
3023 next: true, | |
3024 prev: true | |
3025 }; | |
3026 | |
3027 jQuery.fn.extend( { | |
3028 has: function( target ) { | |
3029 var targets = jQuery( target, this ), | |
3030 l = targets.length; | |
3031 | |
3032 return this.filter( function() { | |
3033 var i = 0; | |
3034 for ( ; i < l; i++ ) { | |
3035 if ( jQuery.contains( this, targets[ i ] ) ) { | |
3036 return true; | |
3037 } | |
3038 } | |
3039 } ); | |
3040 }, | |
3041 | |
3042 closest: function( selectors, context ) { | |
3043 var cur, | |
3044 i = 0, | |
3045 l = this.length, | |
3046 matched = [], | |
3047 targets = typeof selectors !== "string" && jQuery( selectors ); | |
3048 | |
3049 // Positional selectors never match, since there's no _selection_ context | |
3050 if ( !rneedsContext.test( selectors ) ) { | |
3051 for ( ; i < l; i++ ) { | |
3052 for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { | |
3053 | |
3054 // Always skip document fragments | |
3055 if ( cur.nodeType < 11 && ( targets ? | |
3056 targets.index( cur ) > -1 : | |
3057 | |
3058 // Don't pass non-elements to Sizzle | |
3059 cur.nodeType === 1 && | |
3060 jQuery.find.matchesSelector( cur, selectors ) ) ) { | |
3061 | |
3062 matched.push( cur ); | |
3063 break; | |
3064 } | |
3065 } | |
3066 } | |
3067 } | |
3068 | |
3069 return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); | |
3070 }, | |
3071 | |
3072 // Determine the position of an element within the set | |
3073 index: function( elem ) { | |
3074 | |
3075 // No argument, return index in parent | |
3076 if ( !elem ) { | |
3077 return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; | |
3078 } | |
3079 | |
3080 // Index in selector | |
3081 if ( typeof elem === "string" ) { | |
3082 return indexOf.call( jQuery( elem ), this[ 0 ] ); | |
3083 } | |
3084 | |
3085 // Locate the position of the desired element | |
3086 return indexOf.call( this, | |
3087 | |
3088 // If it receives a jQuery object, the first element is used | |
3089 elem.jquery ? elem[ 0 ] : elem | |
3090 ); | |
3091 }, | |
3092 | |
3093 add: function( selector, context ) { | |
3094 return this.pushStack( | |
3095 jQuery.uniqueSort( | |
3096 jQuery.merge( this.get(), jQuery( selector, context ) ) | |
3097 ) | |
3098 ); | |
3099 }, | |
3100 | |
3101 addBack: function( selector ) { | |
3102 return this.add( selector == null ? | |
3103 this.prevObject : this.prevObject.filter( selector ) | |
3104 ); | |
3105 } | |
3106 } ); | |
3107 | |
3108 function sibling( cur, dir ) { | |
3109 while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {} | |
3110 return cur; | |
3111 } | |
3112 | |
3113 jQuery.each( { | |
3114 parent: function( elem ) { | |
3115 var parent = elem.parentNode; | |
3116 return parent && parent.nodeType !== 11 ? parent : null; | |
3117 }, | |
3118 parents: function( elem ) { | |
3119 return dir( elem, "parentNode" ); | |
3120 }, | |
3121 parentsUntil: function( elem, i, until ) { | |
3122 return dir( elem, "parentNode", until ); | |
3123 }, | |
3124 next: function( elem ) { | |
3125 return sibling( elem, "nextSibling" ); | |
3126 }, | |
3127 prev: function( elem ) { | |
3128 return sibling( elem, "previousSibling" ); | |
3129 }, | |
3130 nextAll: function( elem ) { | |
3131 return dir( elem, "nextSibling" ); | |
3132 }, | |
3133 prevAll: function( elem ) { | |
3134 return dir( elem, "previousSibling" ); | |
3135 }, | |
3136 nextUntil: function( elem, i, until ) { | |
3137 return dir( elem, "nextSibling", until ); | |
3138 }, | |
3139 prevUntil: function( elem, i, until ) { | |
3140 return dir( elem, "previousSibling", until ); | |
3141 }, | |
3142 siblings: function( elem ) { | |
3143 return siblings( ( elem.parentNode || {} ).firstChild, elem ); | |
3144 }, | |
3145 children: function( elem ) { | |
3146 return siblings( elem.firstChild ); | |
3147 }, | |
3148 contents: function( elem ) { | |
3149 if ( nodeName( elem, "iframe" ) ) { | |
3150 return elem.contentDocument; | |
3151 } | |
3152 | |
3153 // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only | |
3154 // Treat the template element as a regular one in browsers that | |
3155 // don't support it. | |
3156 if ( nodeName( elem, "template" ) ) { | |
3157 elem = elem.content || elem; | |
3158 } | |
3159 | |
3160 return jQuery.merge( [], elem.childNodes ); | |
3161 } | |
3162 }, function( name, fn ) { | |
3163 jQuery.fn[ name ] = function( until, selector ) { | |
3164 var matched = jQuery.map( this, fn, until ); | |
3165 | |
3166 if ( name.slice( -5 ) !== "Until" ) { | |
3167 selector = until; | |
3168 } | |
3169 | |
3170 if ( selector && typeof selector === "string" ) { | |
3171 matched = jQuery.filter( selector, matched ); | |
3172 } | |
3173 | |
3174 if ( this.length > 1 ) { | |
3175 | |
3176 // Remove duplicates | |
3177 if ( !guaranteedUnique[ name ] ) { | |
3178 jQuery.uniqueSort( matched ); | |
3179 } | |
3180 | |
3181 // Reverse order for parents* and prev-derivatives | |
3182 if ( rparentsprev.test( name ) ) { | |
3183 matched.reverse(); | |
3184 } | |
3185 } | |
3186 | |
3187 return this.pushStack( matched ); | |
3188 }; | |
3189 } ); | |
3190 var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g ); | |
3191 | |
3192 | |
3193 | |
3194 // Convert String-formatted options into Object-formatted ones | |
3195 function createOptions( options ) { | |
3196 var object = {}; | |
3197 jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) { | |
3198 object[ flag ] = true; | |
3199 } ); | |
3200 return object; | |
3201 } | |
3202 | |
3203 /* | |
3204 * Create a callback list using the following parameters: | |
3205 * | |
3206 * options: an optional list of space-separated options that will change how | |
3207 * the callback list behaves or a more traditional option object | |
3208 * | |
3209 * By default a callback list will act like an event callback list and can be | |
3210 * "fired" multiple times. | |
3211 * | |
3212 * Possible options: | |
3213 * | |
3214 * once: will ensure the callback list can only be fired once (like a Deferred) | |
3215 * | |
3216 * memory: will keep track of previous values and will call any callback added | |
3217 * after the list has been fired right away with the latest "memorized" | |
3218 * values (like a Deferred) | |
3219 * | |
3220 * unique: will ensure a callback can only be added once (no duplicate in the list) | |
3221 * | |
3222 * stopOnFalse: interrupt callings when a callback returns false | |
3223 * | |
3224 */ | |
3225 jQuery.Callbacks = function( options ) { | |
3226 | |
3227 // Convert options from String-formatted to Object-formatted if needed | |
3228 // (we check in cache first) | |
3229 options = typeof options === "string" ? | |
3230 createOptions( options ) : | |
3231 jQuery.extend( {}, options ); | |
3232 | |
3233 var // Flag to know if list is currently firing | |
3234 firing, | |
3235 | |
3236 // Last fire value for non-forgettable lists | |
3237 memory, | |
3238 | |
3239 // Flag to know if list was already fired | |
3240 fired, | |
3241 | |
3242 // Flag to prevent firing | |
3243 locked, | |
3244 | |
3245 // Actual callback list | |
3246 list = [], | |
3247 | |
3248 // Queue of execution data for repeatable lists | |
3249 queue = [], | |
3250 | |
3251 // Index of currently firing callback (modified by add/remove as needed) | |
3252 firingIndex = -1, | |
3253 | |
3254 // Fire callbacks | |
3255 fire = function() { | |
3256 | |
3257 // Enforce single-firing | |
3258 locked = locked || options.once; | |
3259 | |
3260 // Execute callbacks for all pending executions, | |
3261 // respecting firingIndex overrides and runtime changes | |
3262 fired = firing = true; | |
3263 for ( ; queue.length; firingIndex = -1 ) { | |
3264 memory = queue.shift(); | |
3265 while ( ++firingIndex < list.length ) { | |
3266 | |
3267 // Run callback and check for early termination | |
3268 if ( list[ firingIndex ].apply( memory[ 0 ], memory[ 1 ] ) === false && | |
3269 options.stopOnFalse ) { | |
3270 | |
3271 // Jump to end and forget the data so .add doesn't re-fire | |
3272 firingIndex = list.length; | |
3273 memory = false; | |
3274 } | |
3275 } | |
3276 } | |
3277 | |
3278 // Forget the data if we're done with it | |
3279 if ( !options.memory ) { | |
3280 memory = false; | |
3281 } | |
3282 | |
3283 firing = false; | |
3284 | |
3285 // Clean up if we're done firing for good | |
3286 if ( locked ) { | |
3287 | |
3288 // Keep an empty list if we have data for future add calls | |
3289 if ( memory ) { | |
3290 list = []; | |
3291 | |
3292 // Otherwise, this object is spent | |
3293 } else { | |
3294 list = ""; | |
3295 } | |
3296 } | |
3297 }, | |
3298 | |
3299 // Actual Callbacks object | |
3300 self = { | |
3301 | |
3302 // Add a callback or a collection of callbacks to the list | |
3303 add: function() { | |
3304 if ( list ) { | |
3305 | |
3306 // If we have memory from a past run, we should fire after adding | |
3307 if ( memory && !firing ) { | |
3308 firingIndex = list.length - 1; | |
3309 queue.push( memory ); | |
3310 } | |
3311 | |
3312 ( function add( args ) { | |
3313 jQuery.each( args, function( _, arg ) { | |
3314 if ( isFunction( arg ) ) { | |
3315 if ( !options.unique || !self.has( arg ) ) { | |
3316 list.push( arg ); | |
3317 } | |
3318 } else if ( arg && arg.length && toType( arg ) !== "string" ) { | |
3319 | |
3320 // Inspect recursively | |
3321 add( arg ); | |
3322 } | |
3323 } ); | |
3324 } )( arguments ); | |
3325 | |
3326 if ( memory && !firing ) { | |
3327 fire(); | |
3328 } | |
3329 } | |
3330 return this; | |
3331 }, | |
3332 | |
3333 // Remove a callback from the list | |
3334 remove: function() { | |
3335 jQuery.each( arguments, function( _, arg ) { | |
3336 var index; | |
3337 while ( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) { | |
3338 list.splice( index, 1 ); | |
3339 | |
3340 // Handle firing indexes | |
3341 if ( index <= firingIndex ) { | |
3342 firingIndex--; | |
3343 } | |
3344 } | |
3345 } ); | |
3346 return this; | |
3347 }, | |
3348 | |
3349 // Check if a given callback is in the list. | |
3350 // If no argument is given, return whether or not list has callbacks attached. | |
3351 has: function( fn ) { | |
3352 return fn ? | |
3353 jQuery.inArray( fn, list ) > -1 : | |
3354 list.length > 0; | |
3355 }, | |
3356 | |
3357 // Remove all callbacks from the list | |
3358 empty: function() { | |
3359 if ( list ) { | |
3360 list = []; | |
3361 } | |
3362 return this; | |
3363 }, | |
3364 | |
3365 // Disable .fire and .add | |
3366 // Abort any current/pending executions | |
3367 // Clear all callbacks and values | |
3368 disable: function() { | |
3369 locked = queue = []; | |
3370 list = memory = ""; | |
3371 return this; | |
3372 }, | |
3373 disabled: function() { | |
3374 return !list; | |
3375 }, | |
3376 | |
3377 // Disable .fire | |
3378 // Also disable .add unless we have memory (since it would have no effect) | |
3379 // Abort any pending executions | |
3380 lock: function() { | |
3381 locked = queue = []; | |
3382 if ( !memory && !firing ) { | |
3383 list = memory = ""; | |
3384 } | |
3385 return this; | |
3386 }, | |
3387 locked: function() { | |
3388 return !!locked; | |
3389 }, | |
3390 | |
3391 // Call all callbacks with the given context and arguments | |
3392 fireWith: function( context, args ) { | |
3393 if ( !locked ) { | |
3394 args = args || []; | |
3395 args = [ context, args.slice ? args.slice() : args ]; | |
3396 queue.push( args ); | |
3397 if ( !firing ) { | |
3398 fire(); | |
3399 } | |
3400 } | |
3401 return this; | |
3402 }, | |
3403 | |
3404 // Call all the callbacks with the given arguments | |
3405 fire: function() { | |
3406 self.fireWith( this, arguments ); | |
3407 return this; | |
3408 }, | |
3409 | |
3410 // To know if the callbacks have already been called at least once | |
3411 fired: function() { | |
3412 return !!fired; | |
3413 } | |
3414 }; | |
3415 | |
3416 return self; | |
3417 }; | |
3418 | |
3419 | |
3420 function Identity( v ) { | |
3421 return v; | |
3422 } | |
3423 function Thrower( ex ) { | |
3424 throw ex; | |
3425 } | |
3426 | |
3427 function adoptValue( value, resolve, reject, noValue ) { | |
3428 var method; | |
3429 | |
3430 try { | |
3431 | |
3432 // Check for promise aspect first to privilege synchronous behavior | |
3433 if ( value && isFunction( ( method = value.promise ) ) ) { | |
3434 method.call( value ).done( resolve ).fail( reject ); | |
3435 | |
3436 // Other thenables | |
3437 } else if ( value && isFunction( ( method = value.then ) ) ) { | |
3438 method.call( value, resolve, reject ); | |
3439 | |
3440 // Other non-thenables | |
3441 } else { | |
3442 | |
3443 // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer: | |
3444 // * false: [ value ].slice( 0 ) => resolve( value ) | |
3445 // * true: [ value ].slice( 1 ) => resolve() | |
3446 resolve.apply( undefined, [ value ].slice( noValue ) ); | |
3447 } | |
3448 | |
3449 // For Promises/A+, convert exceptions into rejections | |
3450 // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in | |
3451 // Deferred#then to conditionally suppress rejection. | |
3452 } catch ( value ) { | |
3453 | |
3454 // Support: Android 4.0 only | |
3455 // Strict mode functions invoked without .call/.apply get global-object context | |
3456 reject.apply( undefined, [ value ] ); | |
3457 } | |
3458 } | |
3459 | |
3460 jQuery.extend( { | |
3461 | |
3462 Deferred: function( func ) { | |
3463 var tuples = [ | |
3464 | |
3465 // action, add listener, callbacks, | |
3466 // ... .then handlers, argument index, [final state] | |
3467 [ "notify", "progress", jQuery.Callbacks( "memory" ), | |
3468 jQuery.Callbacks( "memory" ), 2 ], | |
3469 [ "resolve", "done", jQuery.Callbacks( "once memory" ), | |
3470 jQuery.Callbacks( "once memory" ), 0, "resolved" ], | |
3471 [ "reject", "fail", jQuery.Callbacks( "once memory" ), | |
3472 jQuery.Callbacks( "once memory" ), 1, "rejected" ] | |
3473 ], | |
3474 state = "pending", | |
3475 promise = { | |
3476 state: function() { | |
3477 return state; | |
3478 }, | |
3479 always: function() { | |
3480 deferred.done( arguments ).fail( arguments ); | |
3481 return this; | |
3482 }, | |
3483 "catch": function( fn ) { | |
3484 return promise.then( null, fn ); | |
3485 }, | |
3486 | |
3487 // Keep pipe for back-compat | |
3488 pipe: function( /* fnDone, fnFail, fnProgress */ ) { | |
3489 var fns = arguments; | |
3490 | |
3491 return jQuery.Deferred( function( newDefer ) { | |
3492 jQuery.each( tuples, function( i, tuple ) { | |
3493 | |
3494 // Map tuples (progress, done, fail) to arguments (done, fail, progress) | |
3495 var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ]; | |
3496 | |
3497 // deferred.progress(function() { bind to newDefer or newDefer.notify }) | |
3498 // deferred.done(function() { bind to newDefer or newDefer.resolve }) | |
3499 // deferred.fail(function() { bind to newDefer or newDefer.reject }) | |
3500 deferred[ tuple[ 1 ] ]( function() { | |
3501 var returned = fn && fn.apply( this, arguments ); | |
3502 if ( returned && isFunction( returned.promise ) ) { | |
3503 returned.promise() | |
3504 .progress( newDefer.notify ) | |
3505 .done( newDefer.resolve ) | |
3506 .fail( newDefer.reject ); | |
3507 } else { | |
3508 newDefer[ tuple[ 0 ] + "With" ]( | |
3509 this, | |
3510 fn ? [ returned ] : arguments | |
3511 ); | |
3512 } | |
3513 } ); | |
3514 } ); | |
3515 fns = null; | |
3516 } ).promise(); | |
3517 }, | |
3518 then: function( onFulfilled, onRejected, onProgress ) { | |
3519 var maxDepth = 0; | |
3520 function resolve( depth, deferred, handler, special ) { | |
3521 return function() { | |
3522 var that = this, | |
3523 args = arguments, | |
3524 mightThrow = function() { | |
3525 var returned, then; | |
3526 | |
3527 // Support: Promises/A+ section 2.3.3.3.3 | |
3528 // https://promisesaplus.com/#point-59 | |
3529 // Ignore double-resolution attempts | |
3530 if ( depth < maxDepth ) { | |
3531 return; | |
3532 } | |
3533 | |
3534 returned = handler.apply( that, args ); | |
3535 | |
3536 // Support: Promises/A+ section 2.3.1 | |
3537 // https://promisesaplus.com/#point-48 | |
3538 if ( returned === deferred.promise() ) { | |
3539 throw new TypeError( "Thenable self-resolution" ); | |
3540 } | |
3541 | |
3542 // Support: Promises/A+ sections 2.3.3.1, 3.5 | |
3543 // https://promisesaplus.com/#point-54 | |
3544 // https://promisesaplus.com/#point-75 | |
3545 // Retrieve `then` only once | |
3546 then = returned && | |
3547 | |
3548 // Support: Promises/A+ section 2.3.4 | |
3549 // https://promisesaplus.com/#point-64 | |
3550 // Only check objects and functions for thenability | |
3551 ( typeof returned === "object" || | |
3552 typeof returned === "function" ) && | |
3553 returned.then; | |
3554 | |
3555 // Handle a returned thenable | |
3556 if ( isFunction( then ) ) { | |
3557 | |
3558 // Special processors (notify) just wait for resolution | |
3559 if ( special ) { | |
3560 then.call( | |
3561 returned, | |
3562 resolve( maxDepth, deferred, Identity, special ), | |
3563 resolve( maxDepth, deferred, Thrower, special ) | |
3564 ); | |
3565 | |
3566 // Normal processors (resolve) also hook into progress | |
3567 } else { | |
3568 | |
3569 // ...and disregard older resolution values | |
3570 maxDepth++; | |
3571 | |
3572 then.call( | |
3573 returned, | |
3574 resolve( maxDepth, deferred, Identity, special ), | |
3575 resolve( maxDepth, deferred, Thrower, special ), | |
3576 resolve( maxDepth, deferred, Identity, | |
3577 deferred.notifyWith ) | |
3578 ); | |
3579 } | |
3580 | |
3581 // Handle all other returned values | |
3582 } else { | |
3583 | |
3584 // Only substitute handlers pass on context | |
3585 // and multiple values (non-spec behavior) | |
3586 if ( handler !== Identity ) { | |
3587 that = undefined; | |
3588 args = [ returned ]; | |
3589 } | |
3590 | |
3591 // Process the value(s) | |
3592 // Default process is resolve | |
3593 ( special || deferred.resolveWith )( that, args ); | |
3594 } | |
3595 }, | |
3596 | |
3597 // Only normal processors (resolve) catch and reject exceptions | |
3598 process = special ? | |
3599 mightThrow : | |
3600 function() { | |
3601 try { | |
3602 mightThrow(); | |
3603 } catch ( e ) { | |
3604 | |
3605 if ( jQuery.Deferred.exceptionHook ) { | |
3606 jQuery.Deferred.exceptionHook( e, | |
3607 process.stackTrace ); | |
3608 } | |
3609 | |
3610 // Support: Promises/A+ section 2.3.3.3.4.1 | |
3611 // https://promisesaplus.com/#point-61 | |
3612 // Ignore post-resolution exceptions | |
3613 if ( depth + 1 >= maxDepth ) { | |
3614 | |
3615 // Only substitute handlers pass on context | |
3616 // and multiple values (non-spec behavior) | |
3617 if ( handler !== Thrower ) { | |
3618 that = undefined; | |
3619 args = [ e ]; | |
3620 } | |
3621 | |
3622 deferred.rejectWith( that, args ); | |
3623 } | |
3624 } | |
3625 }; | |
3626 | |
3627 // Support: Promises/A+ section 2.3.3.3.1 | |
3628 // https://promisesaplus.com/#point-57 | |
3629 // Re-resolve promises immediately to dodge false rejection from | |
3630 // subsequent errors | |
3631 if ( depth ) { | |
3632 process(); | |
3633 } else { | |
3634 | |
3635 // Call an optional hook to record the stack, in case of exception | |
3636 // since it's otherwise lost when execution goes async | |
3637 if ( jQuery.Deferred.getStackHook ) { | |
3638 process.stackTrace = jQuery.Deferred.getStackHook(); | |
3639 } | |
3640 window.setTimeout( process ); | |
3641 } | |
3642 }; | |
3643 } | |
3644 | |
3645 return jQuery.Deferred( function( newDefer ) { | |
3646 | |
3647 // progress_handlers.add( ... ) | |
3648 tuples[ 0 ][ 3 ].add( | |
3649 resolve( | |
3650 0, | |
3651 newDefer, | |
3652 isFunction( onProgress ) ? | |
3653 onProgress : | |
3654 Identity, | |
3655 newDefer.notifyWith | |
3656 ) | |
3657 ); | |
3658 | |
3659 // fulfilled_handlers.add( ... ) | |
3660 tuples[ 1 ][ 3 ].add( | |
3661 resolve( | |
3662 0, | |
3663 newDefer, | |
3664 isFunction( onFulfilled ) ? | |
3665 onFulfilled : | |
3666 Identity | |
3667 ) | |
3668 ); | |
3669 | |
3670 // rejected_handlers.add( ... ) | |
3671 tuples[ 2 ][ 3 ].add( | |
3672 resolve( | |
3673 0, | |
3674 newDefer, | |
3675 isFunction( onRejected ) ? | |
3676 onRejected : | |
3677 Thrower | |
3678 ) | |
3679 ); | |
3680 } ).promise(); | |
3681 }, | |
3682 | |
3683 // Get a promise for this deferred | |
3684 // If obj is provided, the promise aspect is added to the object | |
3685 promise: function( obj ) { | |
3686 return obj != null ? jQuery.extend( obj, promise ) : promise; | |
3687 } | |
3688 }, | |
3689 deferred = {}; | |
3690 | |
3691 // Add list-specific methods | |
3692 jQuery.each( tuples, function( i, tuple ) { | |
3693 var list = tuple[ 2 ], | |
3694 stateString = tuple[ 5 ]; | |
3695 | |
3696 // promise.progress = list.add | |
3697 // promise.done = list.add | |
3698 // promise.fail = list.add | |
3699 promise[ tuple[ 1 ] ] = list.add; | |
3700 | |
3701 // Handle state | |
3702 if ( stateString ) { | |
3703 list.add( | |
3704 function() { | |
3705 | |
3706 // state = "resolved" (i.e., fulfilled) | |
3707 // state = "rejected" | |
3708 state = stateString; | |
3709 }, | |
3710 | |
3711 // rejected_callbacks.disable | |
3712 // fulfilled_callbacks.disable | |
3713 tuples[ 3 - i ][ 2 ].disable, | |
3714 | |
3715 // rejected_handlers.disable | |
3716 // fulfilled_handlers.disable | |
3717 tuples[ 3 - i ][ 3 ].disable, | |
3718 | |
3719 // progress_callbacks.lock | |
3720 tuples[ 0 ][ 2 ].lock, | |
3721 | |
3722 // progress_handlers.lock | |
3723 tuples[ 0 ][ 3 ].lock | |
3724 ); | |
3725 } | |
3726 | |
3727 // progress_handlers.fire | |
3728 // fulfilled_handlers.fire | |
3729 // rejected_handlers.fire | |
3730 list.add( tuple[ 3 ].fire ); | |
3731 | |
3732 // deferred.notify = function() { deferred.notifyWith(...) } | |
3733 // deferred.resolve = function() { deferred.resolveWith(...) } | |
3734 // deferred.reject = function() { deferred.rejectWith(...) } | |
3735 deferred[ tuple[ 0 ] ] = function() { | |
3736 deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments ); | |
3737 return this; | |
3738 }; | |
3739 | |
3740 // deferred.notifyWith = list.fireWith | |
3741 // deferred.resolveWith = list.fireWith | |
3742 // deferred.rejectWith = list.fireWith | |
3743 deferred[ tuple[ 0 ] + "With" ] = list.fireWith; | |
3744 } ); | |
3745 | |
3746 // Make the deferred a promise | |
3747 promise.promise( deferred ); | |
3748 | |
3749 // Call given func if any | |
3750 if ( func ) { | |
3751 func.call( deferred, deferred ); | |
3752 } | |
3753 | |
3754 // All done! | |
3755 return deferred; | |
3756 }, | |
3757 | |
3758 // Deferred helper | |
3759 when: function( singleValue ) { | |
3760 var | |
3761 | |
3762 // count of uncompleted subordinates | |
3763 remaining = arguments.length, | |
3764 | |
3765 // count of unprocessed arguments | |
3766 i = remaining, | |
3767 | |
3768 // subordinate fulfillment data | |
3769 resolveContexts = Array( i ), | |
3770 resolveValues = slice.call( arguments ), | |
3771 | |
3772 // the master Deferred | |
3773 master = jQuery.Deferred(), | |
3774 | |
3775 // subordinate callback factory | |
3776 updateFunc = function( i ) { | |
3777 return function( value ) { | |
3778 resolveContexts[ i ] = this; | |
3779 resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; | |
3780 if ( !( --remaining ) ) { | |
3781 master.resolveWith( resolveContexts, resolveValues ); | |
3782 } | |
3783 }; | |
3784 }; | |
3785 | |
3786 // Single- and empty arguments are adopted like Promise.resolve | |
3787 if ( remaining <= 1 ) { | |
3788 adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject, | |
3789 !remaining ); | |
3790 | |
3791 // Use .then() to unwrap secondary thenables (cf. gh-3000) | |
3792 if ( master.state() === "pending" || | |
3793 isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { | |
3794 | |
3795 return master.then(); | |
3796 } | |
3797 } | |
3798 | |
3799 // Multiple arguments are aggregated like Promise.all array elements | |
3800 while ( i-- ) { | |
3801 adoptValue( resolveValues[ i ], updateFunc( i ), master.reject ); | |
3802 } | |
3803 | |
3804 return master.promise(); | |
3805 } | |
3806 } ); | |
3807 | |
3808 | |
3809 // These usually indicate a programmer mistake during development, | |
3810 // warn about them ASAP rather than swallowing them by default. | |
3811 var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/; | |
3812 | |
3813 jQuery.Deferred.exceptionHook = function( error, stack ) { | |
3814 | |
3815 // Support: IE 8 - 9 only | |
3816 // Console exists when dev tools are open, which can happen at any time | |
3817 if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) { | |
3818 window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack ); | |
3819 } | |
3820 }; | |
3821 | |
3822 | |
3823 | |
3824 | |
3825 jQuery.readyException = function( error ) { | |
3826 window.setTimeout( function() { | |
3827 throw error; | |
3828 } ); | |
3829 }; | |
3830 | |
3831 | |
3832 | |
3833 | |
3834 // The deferred used on DOM ready | |
3835 var readyList = jQuery.Deferred(); | |
3836 | |
3837 jQuery.fn.ready = function( fn ) { | |
3838 | |
3839 readyList | |
3840 .then( fn ) | |
3841 | |
3842 // Wrap jQuery.readyException in a function so that the lookup | |
3843 // happens at the time of error handling instead of callback | |
3844 // registration. | |
3845 .catch( function( error ) { | |
3846 jQuery.readyException( error ); | |
3847 } ); | |
3848 | |
3849 return this; | |
3850 }; | |
3851 | |
3852 jQuery.extend( { | |
3853 | |
3854 // Is the DOM ready to be used? Set to true once it occurs. | |
3855 isReady: false, | |
3856 | |
3857 // A counter to track how many items to wait for before | |
3858 // the ready event fires. See #6781 | |
3859 readyWait: 1, | |
3860 | |
3861 // Handle when the DOM is ready | |
3862 ready: function( wait ) { | |
3863 | |
3864 // Abort if there are pending holds or we're already ready | |
3865 if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) { | |
3866 return; | |
3867 } | |
3868 | |
3869 // Remember that the DOM is ready | |
3870 jQuery.isReady = true; | |
3871 | |
3872 // If a normal DOM Ready event fired, decrement, and wait if need be | |
3873 if ( wait !== true && --jQuery.readyWait > 0 ) { | |
3874 return; | |
3875 } | |
3876 | |
3877 // If there are functions bound, to execute | |
3878 readyList.resolveWith( document, [ jQuery ] ); | |
3879 } | |
3880 } ); | |
3881 | |
3882 jQuery.ready.then = readyList.then; | |
3883 | |
3884 // The ready event handler and self cleanup method | |
3885 function completed() { | |
3886 document.removeEventListener( "DOMContentLoaded", completed ); | |
3887 window.removeEventListener( "load", completed ); | |
3888 jQuery.ready(); | |
3889 } | |
3890 | |
3891 // Catch cases where $(document).ready() is called | |
3892 // after the browser event has already occurred. | |
3893 // Support: IE <=9 - 10 only | |
3894 // Older IE sometimes signals "interactive" too soon | |
3895 if ( document.readyState === "complete" || | |
3896 ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { | |
3897 | |
3898 // Handle it asynchronously to allow scripts the opportunity to delay ready | |
3899 window.setTimeout( jQuery.ready ); | |
3900 | |
3901 } else { | |
3902 | |
3903 // Use the handy event callback | |
3904 document.addEventListener( "DOMContentLoaded", completed ); | |
3905 | |
3906 // A fallback to window.onload, that will always work | |
3907 window.addEventListener( "load", completed ); | |
3908 } | |
3909 | |
3910 | |
3911 | |
3912 | |
3913 // Multifunctional method to get and set values of a collection | |
3914 // The value/s can optionally be executed if it's a function | |
3915 var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { | |
3916 var i = 0, | |
3917 len = elems.length, | |
3918 bulk = key == null; | |
3919 | |
3920 // Sets many values | |
3921 if ( toType( key ) === "object" ) { | |
3922 chainable = true; | |
3923 for ( i in key ) { | |
3924 access( elems, fn, i, key[ i ], true, emptyGet, raw ); | |
3925 } | |
3926 | |
3927 // Sets one value | |
3928 } else if ( value !== undefined ) { | |
3929 chainable = true; | |
3930 | |
3931 if ( !isFunction( value ) ) { | |
3932 raw = true; | |
3933 } | |
3934 | |
3935 if ( bulk ) { | |
3936 | |
3937 // Bulk operations run against the entire set | |
3938 if ( raw ) { | |
3939 fn.call( elems, value ); | |
3940 fn = null; | |
3941 | |
3942 // ...except when executing function values | |
3943 } else { | |
3944 bulk = fn; | |
3945 fn = function( elem, key, value ) { | |
3946 return bulk.call( jQuery( elem ), value ); | |
3947 }; | |
3948 } | |
3949 } | |
3950 | |
3951 if ( fn ) { | |
3952 for ( ; i < len; i++ ) { | |
3953 fn( | |
3954 elems[ i ], key, raw ? | |
3955 value : | |
3956 value.call( elems[ i ], i, fn( elems[ i ], key ) ) | |
3957 ); | |
3958 } | |
3959 } | |
3960 } | |
3961 | |
3962 if ( chainable ) { | |
3963 return elems; | |
3964 } | |
3965 | |
3966 // Gets | |
3967 if ( bulk ) { | |
3968 return fn.call( elems ); | |
3969 } | |
3970 | |
3971 return len ? fn( elems[ 0 ], key ) : emptyGet; | |
3972 }; | |
3973 | |
3974 | |
3975 // Matches dashed string for camelizing | |
3976 var rmsPrefix = /^-ms-/, | |
3977 rdashAlpha = /-([a-z])/g; | |
3978 | |
3979 // Used by camelCase as callback to replace() | |
3980 function fcamelCase( all, letter ) { | |
3981 return letter.toUpperCase(); | |
3982 } | |
3983 | |
3984 // Convert dashed to camelCase; used by the css and data modules | |
3985 // Support: IE <=9 - 11, Edge 12 - 15 | |
3986 // Microsoft forgot to hump their vendor prefix (#9572) | |
3987 function camelCase( string ) { | |
3988 return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); | |
3989 } | |
3990 var acceptData = function( owner ) { | |
3991 | |
3992 // Accepts only: | |
3993 // - Node | |
3994 // - Node.ELEMENT_NODE | |
3995 // - Node.DOCUMENT_NODE | |
3996 // - Object | |
3997 // - Any | |
3998 return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); | |
3999 }; | |
4000 | |
4001 | |
4002 | |
4003 | |
4004 function Data() { | |
4005 this.expando = jQuery.expando + Data.uid++; | |
4006 } | |
4007 | |
4008 Data.uid = 1; | |
4009 | |
4010 Data.prototype = { | |
4011 | |
4012 cache: function( owner ) { | |
4013 | |
4014 // Check if the owner object already has a cache | |
4015 var value = owner[ this.expando ]; | |
4016 | |
4017 // If not, create one | |
4018 if ( !value ) { | |
4019 value = {}; | |
4020 | |
4021 // We can accept data for non-element nodes in modern browsers, | |
4022 // but we should not, see #8335. | |
4023 // Always return an empty object. | |
4024 if ( acceptData( owner ) ) { | |
4025 | |
4026 // If it is a node unlikely to be stringify-ed or looped over | |
4027 // use plain assignment | |
4028 if ( owner.nodeType ) { | |
4029 owner[ this.expando ] = value; | |
4030 | |
4031 // Otherwise secure it in a non-enumerable property | |
4032 // configurable must be true to allow the property to be | |
4033 // deleted when data is removed | |
4034 } else { | |
4035 Object.defineProperty( owner, this.expando, { | |
4036 value: value, | |
4037 configurable: true | |
4038 } ); | |
4039 } | |
4040 } | |
4041 } | |
4042 | |
4043 return value; | |
4044 }, | |
4045 set: function( owner, data, value ) { | |
4046 var prop, | |
4047 cache = this.cache( owner ); | |
4048 | |
4049 // Handle: [ owner, key, value ] args | |
4050 // Always use camelCase key (gh-2257) | |
4051 if ( typeof data === "string" ) { | |
4052 cache[ camelCase( data ) ] = value; | |
4053 | |
4054 // Handle: [ owner, { properties } ] args | |
4055 } else { | |
4056 | |
4057 // Copy the properties one-by-one to the cache object | |
4058 for ( prop in data ) { | |
4059 cache[ camelCase( prop ) ] = data[ prop ]; | |
4060 } | |
4061 } | |
4062 return cache; | |
4063 }, | |
4064 get: function( owner, key ) { | |
4065 return key === undefined ? | |
4066 this.cache( owner ) : | |
4067 | |
4068 // Always use camelCase key (gh-2257) | |
4069 owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ]; | |
4070 }, | |
4071 access: function( owner, key, value ) { | |
4072 | |
4073 // In cases where either: | |
4074 // | |
4075 // 1. No key was specified | |
4076 // 2. A string key was specified, but no value provided | |
4077 // | |
4078 // Take the "read" path and allow the get method to determine | |
4079 // which value to return, respectively either: | |
4080 // | |
4081 // 1. The entire cache object | |
4082 // 2. The data stored at the key | |
4083 // | |
4084 if ( key === undefined || | |
4085 ( ( key && typeof key === "string" ) && value === undefined ) ) { | |
4086 | |
4087 return this.get( owner, key ); | |
4088 } | |
4089 | |
4090 // When the key is not a string, or both a key and value | |
4091 // are specified, set or extend (existing objects) with either: | |
4092 // | |
4093 // 1. An object of properties | |
4094 // 2. A key and value | |
4095 // | |
4096 this.set( owner, key, value ); | |
4097 | |
4098 // Since the "set" path can have two possible entry points | |
4099 // return the expected data based on which path was taken[*] | |
4100 return value !== undefined ? value : key; | |
4101 }, | |
4102 remove: function( owner, key ) { | |
4103 var i, | |
4104 cache = owner[ this.expando ]; | |
4105 | |
4106 if ( cache === undefined ) { | |
4107 return; | |
4108 } | |
4109 | |
4110 if ( key !== undefined ) { | |
4111 | |
4112 // Support array or space separated string of keys | |
4113 if ( Array.isArray( key ) ) { | |
4114 | |
4115 // If key is an array of keys... | |
4116 // We always set camelCase keys, so remove that. | |
4117 key = key.map( camelCase ); | |
4118 } else { | |
4119 key = camelCase( key ); | |
4120 | |
4121 // If a key with the spaces exists, use it. | |
4122 // Otherwise, create an array by matching non-whitespace | |
4123 key = key in cache ? | |
4124 [ key ] : | |
4125 ( key.match( rnothtmlwhite ) || [] ); | |
4126 } | |
4127 | |
4128 i = key.length; | |
4129 | |
4130 while ( i-- ) { | |
4131 delete cache[ key[ i ] ]; | |
4132 } | |
4133 } | |
4134 | |
4135 // Remove the expando if there's no more data | |
4136 if ( key === undefined || jQuery.isEmptyObject( cache ) ) { | |
4137 | |
4138 // Support: Chrome <=35 - 45 | |
4139 // Webkit & Blink performance suffers when deleting properties | |
4140 // from DOM nodes, so set to undefined instead | |
4141 // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted) | |
4142 if ( owner.nodeType ) { | |
4143 owner[ this.expando ] = undefined; | |
4144 } else { | |
4145 delete owner[ this.expando ]; | |
4146 } | |
4147 } | |
4148 }, | |
4149 hasData: function( owner ) { | |
4150 var cache = owner[ this.expando ]; | |
4151 return cache !== undefined && !jQuery.isEmptyObject( cache ); | |
4152 } | |
4153 }; | |
4154 var dataPriv = new Data(); | |
4155 | |
4156 var dataUser = new Data(); | |
4157 | |
4158 | |
4159 | |
4160 // Implementation Summary | |
4161 // | |
4162 // 1. Enforce API surface and semantic compatibility with 1.9.x branch | |
4163 // 2. Improve the module's maintainability by reducing the storage | |
4164 // paths to a single mechanism. | |
4165 // 3. Use the same single mechanism to support "private" and "user" data. | |
4166 // 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) | |
4167 // 5. Avoid exposing implementation details on user objects (eg. expando properties) | |
4168 // 6. Provide a clear path for implementation upgrade to WeakMap in 2014 | |
4169 | |
4170 var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, | |
4171 rmultiDash = /[A-Z]/g; | |
4172 | |
4173 function getData( data ) { | |
4174 if ( data === "true" ) { | |
4175 return true; | |
4176 } | |
4177 | |
4178 if ( data === "false" ) { | |
4179 return false; | |
4180 } | |
4181 | |
4182 if ( data === "null" ) { | |
4183 return null; | |
4184 } | |
4185 | |
4186 // Only convert to a number if it doesn't change the string | |
4187 if ( data === +data + "" ) { | |
4188 return +data; | |
4189 } | |
4190 | |
4191 if ( rbrace.test( data ) ) { | |
4192 return JSON.parse( data ); | |
4193 } | |
4194 | |
4195 return data; | |
4196 } | |
4197 | |
4198 function dataAttr( elem, key, data ) { | |
4199 var name; | |
4200 | |
4201 // If nothing was found internally, try to fetch any | |
4202 // data from the HTML5 data-* attribute | |
4203 if ( data === undefined && elem.nodeType === 1 ) { | |
4204 name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase(); | |
4205 data = elem.getAttribute( name ); | |
4206 | |
4207 if ( typeof data === "string" ) { | |
4208 try { | |
4209 data = getData( data ); | |
4210 } catch ( e ) {} | |
4211 | |
4212 // Make sure we set the data so it isn't changed later | |
4213 dataUser.set( elem, key, data ); | |
4214 } else { | |
4215 data = undefined; | |
4216 } | |
4217 } | |
4218 return data; | |
4219 } | |
4220 | |
4221 jQuery.extend( { | |
4222 hasData: function( elem ) { | |
4223 return dataUser.hasData( elem ) || dataPriv.hasData( elem ); | |
4224 }, | |
4225 | |
4226 data: function( elem, name, data ) { | |
4227 return dataUser.access( elem, name, data ); | |
4228 }, | |
4229 | |
4230 removeData: function( elem, name ) { | |
4231 dataUser.remove( elem, name ); | |
4232 }, | |
4233 | |
4234 // TODO: Now that all calls to _data and _removeData have been replaced | |
4235 // with direct calls to dataPriv methods, these can be deprecated. | |
4236 _data: function( elem, name, data ) { | |
4237 return dataPriv.access( elem, name, data ); | |
4238 }, | |
4239 | |
4240 _removeData: function( elem, name ) { | |
4241 dataPriv.remove( elem, name ); | |
4242 } | |
4243 } ); | |
4244 | |
4245 jQuery.fn.extend( { | |
4246 data: function( key, value ) { | |
4247 var i, name, data, | |
4248 elem = this[ 0 ], | |
4249 attrs = elem && elem.attributes; | |
4250 | |
4251 // Gets all values | |
4252 if ( key === undefined ) { | |
4253 if ( this.length ) { | |
4254 data = dataUser.get( elem ); | |
4255 | |
4256 if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) { | |
4257 i = attrs.length; | |
4258 while ( i-- ) { | |
4259 | |
4260 // Support: IE 11 only | |
4261 // The attrs elements can be null (#14894) | |
4262 if ( attrs[ i ] ) { | |
4263 name = attrs[ i ].name; | |
4264 if ( name.indexOf( "data-" ) === 0 ) { | |
4265 name = camelCase( name.slice( 5 ) ); | |
4266 dataAttr( elem, name, data[ name ] ); | |
4267 } | |
4268 } | |
4269 } | |
4270 dataPriv.set( elem, "hasDataAttrs", true ); | |
4271 } | |
4272 } | |
4273 | |
4274 return data; | |
4275 } | |
4276 | |
4277 // Sets multiple values | |
4278 if ( typeof key === "object" ) { | |
4279 return this.each( function() { | |
4280 dataUser.set( this, key ); | |
4281 } ); | |
4282 } | |
4283 | |
4284 return access( this, function( value ) { | |
4285 var data; | |
4286 | |
4287 // The calling jQuery object (element matches) is not empty | |
4288 // (and therefore has an element appears at this[ 0 ]) and the | |
4289 // `value` parameter was not undefined. An empty jQuery object | |
4290 // will result in `undefined` for elem = this[ 0 ] which will | |
4291 // throw an exception if an attempt to read a data cache is made. | |
4292 if ( elem && value === undefined ) { | |
4293 | |
4294 // Attempt to get data from the cache | |
4295 // The key will always be camelCased in Data | |
4296 data = dataUser.get( elem, key ); | |
4297 if ( data !== undefined ) { | |
4298 return data; | |
4299 } | |
4300 | |
4301 // Attempt to "discover" the data in | |
4302 // HTML5 custom data-* attrs | |
4303 data = dataAttr( elem, key ); | |
4304 if ( data !== undefined ) { | |
4305 return data; | |
4306 } | |
4307 | |
4308 // We tried really hard, but the data doesn't exist. | |
4309 return; | |
4310 } | |
4311 | |
4312 // Set the data... | |
4313 this.each( function() { | |
4314 | |
4315 // We always store the camelCased key | |
4316 dataUser.set( this, key, value ); | |
4317 } ); | |
4318 }, null, value, arguments.length > 1, null, true ); | |
4319 }, | |
4320 | |
4321 removeData: function( key ) { | |
4322 return this.each( function() { | |
4323 dataUser.remove( this, key ); | |
4324 } ); | |
4325 } | |
4326 } ); | |
4327 | |
4328 | |
4329 jQuery.extend( { | |
4330 queue: function( elem, type, data ) { | |
4331 var queue; | |
4332 | |
4333 if ( elem ) { | |
4334 type = ( type || "fx" ) + "queue"; | |
4335 queue = dataPriv.get( elem, type ); | |
4336 | |
4337 // Speed up dequeue by getting out quickly if this is just a lookup | |
4338 if ( data ) { | |
4339 if ( !queue || Array.isArray( data ) ) { | |
4340 queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); | |
4341 } else { | |
4342 queue.push( data ); | |
4343 } | |
4344 } | |
4345 return queue || []; | |
4346 } | |
4347 }, | |
4348 | |
4349 dequeue: function( elem, type ) { | |
4350 type = type || "fx"; | |
4351 | |
4352 var queue = jQuery.queue( elem, type ), | |
4353 startLength = queue.length, | |
4354 fn = queue.shift(), | |
4355 hooks = jQuery._queueHooks( elem, type ), | |
4356 next = function() { | |
4357 jQuery.dequeue( elem, type ); | |
4358 }; | |
4359 | |
4360 // If the fx queue is dequeued, always remove the progress sentinel | |
4361 if ( fn === "inprogress" ) { | |
4362 fn = queue.shift(); | |
4363 startLength--; | |
4364 } | |
4365 | |
4366 if ( fn ) { | |
4367 | |
4368 // Add a progress sentinel to prevent the fx queue from being | |
4369 // automatically dequeued | |
4370 if ( type === "fx" ) { | |
4371 queue.unshift( "inprogress" ); | |
4372 } | |
4373 | |
4374 // Clear up the last queue stop function | |
4375 delete hooks.stop; | |
4376 fn.call( elem, next, hooks ); | |
4377 } | |
4378 | |
4379 if ( !startLength && hooks ) { | |
4380 hooks.empty.fire(); | |
4381 } | |
4382 }, | |
4383 | |
4384 // Not public - generate a queueHooks object, or return the current one | |
4385 _queueHooks: function( elem, type ) { | |
4386 var key = type + "queueHooks"; | |
4387 return dataPriv.get( elem, key ) || dataPriv.access( elem, key, { | |
4388 empty: jQuery.Callbacks( "once memory" ).add( function() { | |
4389 dataPriv.remove( elem, [ type + "queue", key ] ); | |
4390 } ) | |
4391 } ); | |
4392 } | |
4393 } ); | |
4394 | |
4395 jQuery.fn.extend( { | |
4396 queue: function( type, data ) { | |
4397 var setter = 2; | |
4398 | |
4399 if ( typeof type !== "string" ) { | |
4400 data = type; | |
4401 type = "fx"; | |
4402 setter--; | |
4403 } | |
4404 | |
4405 if ( arguments.length < setter ) { | |
4406 return jQuery.queue( this[ 0 ], type ); | |
4407 } | |
4408 | |
4409 return data === undefined ? | |
4410 this : | |
4411 this.each( function() { | |
4412 var queue = jQuery.queue( this, type, data ); | |
4413 | |
4414 // Ensure a hooks for this queue | |
4415 jQuery._queueHooks( this, type ); | |
4416 | |
4417 if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { | |
4418 jQuery.dequeue( this, type ); | |
4419 } | |
4420 } ); | |
4421 }, | |
4422 dequeue: function( type ) { | |
4423 return this.each( function() { | |
4424 jQuery.dequeue( this, type ); | |
4425 } ); | |
4426 }, | |
4427 clearQueue: function( type ) { | |
4428 return this.queue( type || "fx", [] ); | |
4429 }, | |
4430 | |
4431 // Get a promise resolved when queues of a certain type | |
4432 // are emptied (fx is the type by default) | |
4433 promise: function( type, obj ) { | |
4434 var tmp, | |
4435 count = 1, | |
4436 defer = jQuery.Deferred(), | |
4437 elements = this, | |
4438 i = this.length, | |
4439 resolve = function() { | |
4440 if ( !( --count ) ) { | |
4441 defer.resolveWith( elements, [ elements ] ); | |
4442 } | |
4443 }; | |
4444 | |
4445 if ( typeof type !== "string" ) { | |
4446 obj = type; | |
4447 type = undefined; | |
4448 } | |
4449 type = type || "fx"; | |
4450 | |
4451 while ( i-- ) { | |
4452 tmp = dataPriv.get( elements[ i ], type + "queueHooks" ); | |
4453 if ( tmp && tmp.empty ) { | |
4454 count++; | |
4455 tmp.empty.add( resolve ); | |
4456 } | |
4457 } | |
4458 resolve(); | |
4459 return defer.promise( obj ); | |
4460 } | |
4461 } ); | |
4462 var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; | |
4463 | |
4464 var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); | |
4465 | |
4466 | |
4467 var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; | |
4468 | |
4469 var isHiddenWithinTree = function( elem, el ) { | |
4470 | |
4471 // isHiddenWithinTree might be called from jQuery#filter function; | |
4472 // in that case, element will be second argument | |
4473 elem = el || elem; | |
4474 | |
4475 // Inline style trumps all | |
4476 return elem.style.display === "none" || | |
4477 elem.style.display === "" && | |
4478 | |
4479 // Otherwise, check computed style | |
4480 // Support: Firefox <=43 - 45 | |
4481 // Disconnected elements can have computed display: none, so first confirm that elem is | |
4482 // in the document. | |
4483 jQuery.contains( elem.ownerDocument, elem ) && | |
4484 | |
4485 jQuery.css( elem, "display" ) === "none"; | |
4486 }; | |
4487 | |
4488 var swap = function( elem, options, callback, args ) { | |
4489 var ret, name, | |
4490 old = {}; | |
4491 | |
4492 // Remember the old values, and insert the new ones | |
4493 for ( name in options ) { | |
4494 old[ name ] = elem.style[ name ]; | |
4495 elem.style[ name ] = options[ name ]; | |
4496 } | |
4497 | |
4498 ret = callback.apply( elem, args || [] ); | |
4499 | |
4500 // Revert the old values | |
4501 for ( name in options ) { | |
4502 elem.style[ name ] = old[ name ]; | |
4503 } | |
4504 | |
4505 return ret; | |
4506 }; | |
4507 | |
4508 | |
4509 | |
4510 | |
4511 function adjustCSS( elem, prop, valueParts, tween ) { | |
4512 var adjusted, scale, | |
4513 maxIterations = 20, | |
4514 currentValue = tween ? | |
4515 function() { | |
4516 return tween.cur(); | |
4517 } : | |
4518 function() { | |
4519 return jQuery.css( elem, prop, "" ); | |
4520 }, | |
4521 initial = currentValue(), | |
4522 unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), | |
4523 | |
4524 // Starting value computation is required for potential unit mismatches | |
4525 initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && | |
4526 rcssNum.exec( jQuery.css( elem, prop ) ); | |
4527 | |
4528 if ( initialInUnit && initialInUnit[ 3 ] !== unit ) { | |
4529 | |
4530 // Support: Firefox <=54 | |
4531 // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144) | |
4532 initial = initial / 2; | |
4533 | |
4534 // Trust units reported by jQuery.css | |
4535 unit = unit || initialInUnit[ 3 ]; | |
4536 | |
4537 // Iteratively approximate from a nonzero starting point | |
4538 initialInUnit = +initial || 1; | |
4539 | |
4540 while ( maxIterations-- ) { | |
4541 | |
4542 // Evaluate and update our best guess (doubling guesses that zero out). | |
4543 // Finish if the scale equals or crosses 1 (making the old*new product non-positive). | |
4544 jQuery.style( elem, prop, initialInUnit + unit ); | |
4545 if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) { | |
4546 maxIterations = 0; | |
4547 } | |
4548 initialInUnit = initialInUnit / scale; | |
4549 | |
4550 } | |
4551 | |
4552 initialInUnit = initialInUnit * 2; | |
4553 jQuery.style( elem, prop, initialInUnit + unit ); | |
4554 | |
4555 // Make sure we update the tween properties later on | |
4556 valueParts = valueParts || []; | |
4557 } | |
4558 | |
4559 if ( valueParts ) { | |
4560 initialInUnit = +initialInUnit || +initial || 0; | |
4561 | |
4562 // Apply relative offset (+=/-=) if specified | |
4563 adjusted = valueParts[ 1 ] ? | |
4564 initialInUnit + ( valueParts[ 1 ] + 1 ) * valueParts[ 2 ] : | |
4565 +valueParts[ 2 ]; | |
4566 if ( tween ) { | |
4567 tween.unit = unit; | |
4568 tween.start = initialInUnit; | |
4569 tween.end = adjusted; | |
4570 } | |
4571 } | |
4572 return adjusted; | |
4573 } | |
4574 | |
4575 | |
4576 var defaultDisplayMap = {}; | |
4577 | |
4578 function getDefaultDisplay( elem ) { | |
4579 var temp, | |
4580 doc = elem.ownerDocument, | |
4581 nodeName = elem.nodeName, | |
4582 display = defaultDisplayMap[ nodeName ]; | |
4583 | |
4584 if ( display ) { | |
4585 return display; | |
4586 } | |
4587 | |
4588 temp = doc.body.appendChild( doc.createElement( nodeName ) ); | |
4589 display = jQuery.css( temp, "display" ); | |
4590 | |
4591 temp.parentNode.removeChild( temp ); | |
4592 | |
4593 if ( display === "none" ) { | |
4594 display = "block"; | |
4595 } | |
4596 defaultDisplayMap[ nodeName ] = display; | |
4597 | |
4598 return display; | |
4599 } | |
4600 | |
4601 function showHide( elements, show ) { | |
4602 var display, elem, | |
4603 values = [], | |
4604 index = 0, | |
4605 length = elements.length; | |
4606 | |
4607 // Determine new display value for elements that need to change | |
4608 for ( ; index < length; index++ ) { | |
4609 elem = elements[ index ]; | |
4610 if ( !elem.style ) { | |
4611 continue; | |
4612 } | |
4613 | |
4614 display = elem.style.display; | |
4615 if ( show ) { | |
4616 | |
4617 // Since we force visibility upon cascade-hidden elements, an immediate (and slow) | |
4618 // check is required in this first loop unless we have a nonempty display value (either | |
4619 // inline or about-to-be-restored) | |
4620 if ( display === "none" ) { | |
4621 values[ index ] = dataPriv.get( elem, "display" ) || null; | |
4622 if ( !values[ index ] ) { | |
4623 elem.style.display = ""; | |
4624 } | |
4625 } | |
4626 if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) { | |
4627 values[ index ] = getDefaultDisplay( elem ); | |
4628 } | |
4629 } else { | |
4630 if ( display !== "none" ) { | |
4631 values[ index ] = "none"; | |
4632 | |
4633 // Remember what we're overwriting | |
4634 dataPriv.set( elem, "display", display ); | |
4635 } | |
4636 } | |
4637 } | |
4638 | |
4639 // Set the display of the elements in a second loop to avoid constant reflow | |
4640 for ( index = 0; index < length; index++ ) { | |
4641 if ( values[ index ] != null ) { | |
4642 elements[ index ].style.display = values[ index ]; | |
4643 } | |
4644 } | |
4645 | |
4646 return elements; | |
4647 } | |
4648 | |
4649 jQuery.fn.extend( { | |
4650 show: function() { | |
4651 return showHide( this, true ); | |
4652 }, | |
4653 hide: function() { | |
4654 return showHide( this ); | |
4655 }, | |
4656 toggle: function( state ) { | |
4657 if ( typeof state === "boolean" ) { | |
4658 return state ? this.show() : this.hide(); | |
4659 } | |
4660 | |
4661 return this.each( function() { | |
4662 if ( isHiddenWithinTree( this ) ) { | |
4663 jQuery( this ).show(); | |
4664 } else { | |
4665 jQuery( this ).hide(); | |
4666 } | |
4667 } ); | |
4668 } | |
4669 } ); | |
4670 var rcheckableType = ( /^(?:checkbox|radio)$/i ); | |
4671 | |
4672 var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]+)/i ); | |
4673 | |
4674 var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i ); | |
4675 | |
4676 | |
4677 | |
4678 // We have to close these tags to support XHTML (#13200) | |
4679 var wrapMap = { | |
4680 | |
4681 // Support: IE <=9 only | |
4682 option: [ 1, "<select multiple='multiple'>", "</select>" ], | |
4683 | |
4684 // XHTML parsers do not magically insert elements in the | |
4685 // same way that tag soup parsers do. So we cannot shorten | |
4686 // this by omitting <tbody> or other required elements. | |
4687 thead: [ 1, "<table>", "</table>" ], | |
4688 col: [ 2, "<table><colgroup>", "</colgroup></table>" ], | |
4689 tr: [ 2, "<table><tbody>", "</tbody></table>" ], | |
4690 td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ], | |
4691 | |
4692 _default: [ 0, "", "" ] | |
4693 }; | |
4694 | |
4695 // Support: IE <=9 only | |
4696 wrapMap.optgroup = wrapMap.option; | |
4697 | |
4698 wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; | |
4699 wrapMap.th = wrapMap.td; | |
4700 | |
4701 | |
4702 function getAll( context, tag ) { | |
4703 | |
4704 // Support: IE <=9 - 11 only | |
4705 // Use typeof to avoid zero-argument method invocation on host objects (#15151) | |
4706 var ret; | |
4707 | |
4708 if ( typeof context.getElementsByTagName !== "undefined" ) { | |
4709 ret = context.getElementsByTagName( tag || "*" ); | |
4710 | |
4711 } else if ( typeof context.querySelectorAll !== "undefined" ) { | |
4712 ret = context.querySelectorAll( tag || "*" ); | |
4713 | |
4714 } else { | |
4715 ret = []; | |
4716 } | |
4717 | |
4718 if ( tag === undefined || tag && nodeName( context, tag ) ) { | |
4719 return jQuery.merge( [ context ], ret ); | |
4720 } | |
4721 | |
4722 return ret; | |
4723 } | |
4724 | |
4725 | |
4726 // Mark scripts as having already been evaluated | |
4727 function setGlobalEval( elems, refElements ) { | |
4728 var i = 0, | |
4729 l = elems.length; | |
4730 | |
4731 for ( ; i < l; i++ ) { | |
4732 dataPriv.set( | |
4733 elems[ i ], | |
4734 "globalEval", | |
4735 !refElements || dataPriv.get( refElements[ i ], "globalEval" ) | |
4736 ); | |
4737 } | |
4738 } | |
4739 | |
4740 | |
4741 var rhtml = /<|&#?\w+;/; | |
4742 | |
4743 function buildFragment( elems, context, scripts, selection, ignored ) { | |
4744 var elem, tmp, tag, wrap, contains, j, | |
4745 fragment = context.createDocumentFragment(), | |
4746 nodes = [], | |
4747 i = 0, | |
4748 l = elems.length; | |
4749 | |
4750 for ( ; i < l; i++ ) { | |
4751 elem = elems[ i ]; | |
4752 | |
4753 if ( elem || elem === 0 ) { | |
4754 | |
4755 // Add nodes directly | |
4756 if ( toType( elem ) === "object" ) { | |
4757 | |
4758 // Support: Android <=4.0 only, PhantomJS 1 only | |
4759 // push.apply(_, arraylike) throws on ancient WebKit | |
4760 jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem ); | |
4761 | |
4762 // Convert non-html into a text node | |
4763 } else if ( !rhtml.test( elem ) ) { | |
4764 nodes.push( context.createTextNode( elem ) ); | |
4765 | |
4766 // Convert html into DOM nodes | |
4767 } else { | |
4768 tmp = tmp || fragment.appendChild( context.createElement( "div" ) ); | |
4769 | |
4770 // Deserialize a standard representation | |
4771 tag = ( rtagName.exec( elem ) || [ "", "" ] )[ 1 ].toLowerCase(); | |
4772 wrap = wrapMap[ tag ] || wrapMap._default; | |
4773 tmp.innerHTML = wrap[ 1 ] + jQuery.htmlPrefilter( elem ) + wrap[ 2 ]; | |
4774 | |
4775 // Descend through wrappers to the right content | |
4776 j = wrap[ 0 ]; | |
4777 while ( j-- ) { | |
4778 tmp = tmp.lastChild; | |
4779 } | |
4780 | |
4781 // Support: Android <=4.0 only, PhantomJS 1 only | |
4782 // push.apply(_, arraylike) throws on ancient WebKit | |
4783 jQuery.merge( nodes, tmp.childNodes ); | |
4784 | |
4785 // Remember the top-level container | |
4786 tmp = fragment.firstChild; | |
4787 | |
4788 // Ensure the created nodes are orphaned (#12392) | |
4789 tmp.textContent = ""; | |
4790 } | |
4791 } | |
4792 } | |
4793 | |
4794 // Remove wrapper from fragment | |
4795 fragment.textContent = ""; | |
4796 | |
4797 i = 0; | |
4798 while ( ( elem = nodes[ i++ ] ) ) { | |
4799 | |
4800 // Skip elements already in the context collection (trac-4087) | |
4801 if ( selection && jQuery.inArray( elem, selection ) > -1 ) { | |
4802 if ( ignored ) { | |
4803 ignored.push( elem ); | |
4804 } | |
4805 continue; | |
4806 } | |
4807 | |
4808 contains = jQuery.contains( elem.ownerDocument, elem ); | |
4809 | |
4810 // Append to fragment | |
4811 tmp = getAll( fragment.appendChild( elem ), "script" ); | |
4812 | |
4813 // Preserve script evaluation history | |
4814 if ( contains ) { | |
4815 setGlobalEval( tmp ); | |
4816 } | |
4817 | |
4818 // Capture executables | |
4819 if ( scripts ) { | |
4820 j = 0; | |
4821 while ( ( elem = tmp[ j++ ] ) ) { | |
4822 if ( rscriptType.test( elem.type || "" ) ) { | |
4823 scripts.push( elem ); | |
4824 } | |
4825 } | |
4826 } | |
4827 } | |
4828 | |
4829 return fragment; | |
4830 } | |
4831 | |
4832 | |
4833 ( function() { | |
4834 var fragment = document.createDocumentFragment(), | |
4835 div = fragment.appendChild( document.createElement( "div" ) ), | |
4836 input = document.createElement( "input" ); | |
4837 | |
4838 // Support: Android 4.0 - 4.3 only | |
4839 // Check state lost if the name is set (#11217) | |
4840 // Support: Windows Web Apps (WWA) | |
4841 // `name` and `type` must use .setAttribute for WWA (#14901) | |
4842 input.setAttribute( "type", "radio" ); | |
4843 input.setAttribute( "checked", "checked" ); | |
4844 input.setAttribute( "name", "t" ); | |
4845 | |
4846 div.appendChild( input ); | |
4847 | |
4848 // Support: Android <=4.1 only | |
4849 // Older WebKit doesn't clone checked state correctly in fragments | |
4850 support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; | |
4851 | |
4852 // Support: IE <=11 only | |
4853 // Make sure textarea (and checkbox) defaultValue is properly cloned | |
4854 div.innerHTML = "<textarea>x</textarea>"; | |
4855 support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; | |
4856 } )(); | |
4857 var documentElement = document.documentElement; | |
4858 | |
4859 | |
4860 | |
4861 var | |
4862 rkeyEvent = /^key/, | |
4863 rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, | |
4864 rtypenamespace = /^([^.]*)(?:\.(.+)|)/; | |
4865 | |
4866 function returnTrue() { | |
4867 return true; | |
4868 } | |
4869 | |
4870 function returnFalse() { | |
4871 return false; | |
4872 } | |
4873 | |
4874 // Support: IE <=9 only | |
4875 // See #13393 for more info | |
4876 function safeActiveElement() { | |
4877 try { | |
4878 return document.activeElement; | |
4879 } catch ( err ) { } | |
4880 } | |
4881 | |
4882 function on( elem, types, selector, data, fn, one ) { | |
4883 var origFn, type; | |
4884 | |
4885 // Types can be a map of types/handlers | |
4886 if ( typeof types === "object" ) { | |
4887 | |
4888 // ( types-Object, selector, data ) | |
4889 if ( typeof selector !== "string" ) { | |
4890 | |
4891 // ( types-Object, data ) | |
4892 data = data || selector; | |
4893 selector = undefined; | |
4894 } | |
4895 for ( type in types ) { | |
4896 on( elem, type, selector, data, types[ type ], one ); | |
4897 } | |
4898 return elem; | |
4899 } | |
4900 | |
4901 if ( data == null && fn == null ) { | |
4902 | |
4903 // ( types, fn ) | |
4904 fn = selector; | |
4905 data = selector = undefined; | |
4906 } else if ( fn == null ) { | |
4907 if ( typeof selector === "string" ) { | |
4908 | |
4909 // ( types, selector, fn ) | |
4910 fn = data; | |
4911 data = undefined; | |
4912 } else { | |
4913 | |
4914 // ( types, data, fn ) | |
4915 fn = data; | |
4916 data = selector; | |
4917 selector = undefined; | |
4918 } | |
4919 } | |
4920 if ( fn === false ) { | |
4921 fn = returnFalse; | |
4922 } else if ( !fn ) { | |
4923 return elem; | |
4924 } | |
4925 | |
4926 if ( one === 1 ) { | |
4927 origFn = fn; | |
4928 fn = function( event ) { | |
4929 | |
4930 // Can use an empty set, since event contains the info | |
4931 jQuery().off( event ); | |
4932 return origFn.apply( this, arguments ); | |
4933 }; | |
4934 | |
4935 // Use same guid so caller can remove using origFn | |
4936 fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ ); | |
4937 } | |
4938 return elem.each( function() { | |
4939 jQuery.event.add( this, types, fn, data, selector ); | |
4940 } ); | |
4941 } | |
4942 | |
4943 /* | |
4944 * Helper functions for managing events -- not part of the public interface. | |
4945 * Props to Dean Edwards' addEvent library for many of the ideas. | |
4946 */ | |
4947 jQuery.event = { | |
4948 | |
4949 global: {}, | |
4950 | |
4951 add: function( elem, types, handler, data, selector ) { | |
4952 | |
4953 var handleObjIn, eventHandle, tmp, | |
4954 events, t, handleObj, | |
4955 special, handlers, type, namespaces, origType, | |
4956 elemData = dataPriv.get( elem ); | |
4957 | |
4958 // Don't attach events to noData or text/comment nodes (but allow plain objects) | |
4959 if ( !elemData ) { | |
4960 return; | |
4961 } | |
4962 | |
4963 // Caller can pass in an object of custom data in lieu of the handler | |
4964 if ( handler.handler ) { | |
4965 handleObjIn = handler; | |
4966 handler = handleObjIn.handler; | |
4967 selector = handleObjIn.selector; | |
4968 } | |
4969 | |
4970 // Ensure that invalid selectors throw exceptions at attach time | |
4971 // Evaluate against documentElement in case elem is a non-element node (e.g., document) | |
4972 if ( selector ) { | |
4973 jQuery.find.matchesSelector( documentElement, selector ); | |
4974 } | |
4975 | |
4976 // Make sure that the handler has a unique ID, used to find/remove it later | |
4977 if ( !handler.guid ) { | |
4978 handler.guid = jQuery.guid++; | |
4979 } | |
4980 | |
4981 // Init the element's event structure and main handler, if this is the first | |
4982 if ( !( events = elemData.events ) ) { | |
4983 events = elemData.events = {}; | |
4984 } | |
4985 if ( !( eventHandle = elemData.handle ) ) { | |
4986 eventHandle = elemData.handle = function( e ) { | |
4987 | |
4988 // Discard the second event of a jQuery.event.trigger() and | |
4989 // when an event is called after a page has unloaded | |
4990 return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ? | |
4991 jQuery.event.dispatch.apply( elem, arguments ) : undefined; | |
4992 }; | |
4993 } | |
4994 | |
4995 // Handle multiple events separated by a space | |
4996 types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; | |
4997 t = types.length; | |
4998 while ( t-- ) { | |
4999 tmp = rtypenamespace.exec( types[ t ] ) || []; | |
5000 type = origType = tmp[ 1 ]; | |
5001 namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); | |
5002 | |
5003 // There *must* be a type, no attaching namespace-only handlers | |
5004 if ( !type ) { | |
5005 continue; | |
5006 } | |
5007 | |
5008 // If event changes its type, use the special event handlers for the changed type | |
5009 special = jQuery.event.special[ type ] || {}; | |
5010 | |
5011 // If selector defined, determine special event api type, otherwise given type | |
5012 type = ( selector ? special.delegateType : special.bindType ) || type; | |
5013 | |
5014 // Update special based on newly reset type | |
5015 special = jQuery.event.special[ type ] || {}; | |
5016 | |
5017 // handleObj is passed to all event handlers | |
5018 handleObj = jQuery.extend( { | |
5019 type: type, | |
5020 origType: origType, | |
5021 data: data, | |
5022 handler: handler, | |
5023 guid: handler.guid, | |
5024 selector: selector, | |
5025 needsContext: selector && jQuery.expr.match.needsContext.test( selector ), | |
5026 namespace: namespaces.join( "." ) | |
5027 }, handleObjIn ); | |
5028 | |
5029 // Init the event handler queue if we're the first | |
5030 if ( !( handlers = events[ type ] ) ) { | |
5031 handlers = events[ type ] = []; | |
5032 handlers.delegateCount = 0; | |
5033 | |
5034 // Only use addEventListener if the special events handler returns false | |
5035 if ( !special.setup || | |
5036 special.setup.call( elem, data, namespaces, eventHandle ) === false ) { | |
5037 | |
5038 if ( elem.addEventListener ) { | |
5039 elem.addEventListener( type, eventHandle ); | |
5040 } | |
5041 } | |
5042 } | |
5043 | |
5044 if ( special.add ) { | |
5045 special.add.call( elem, handleObj ); | |
5046 | |
5047 if ( !handleObj.handler.guid ) { | |
5048 handleObj.handler.guid = handler.guid; | |
5049 } | |
5050 } | |
5051 | |
5052 // Add to the element's handler list, delegates in front | |
5053 if ( selector ) { | |
5054 handlers.splice( handlers.delegateCount++, 0, handleObj ); | |
5055 } else { | |
5056 handlers.push( handleObj ); | |
5057 } | |
5058 | |
5059 // Keep track of which events have ever been used, for event optimization | |
5060 jQuery.event.global[ type ] = true; | |
5061 } | |
5062 | |
5063 }, | |
5064 | |
5065 // Detach an event or set of events from an element | |
5066 remove: function( elem, types, handler, selector, mappedTypes ) { | |
5067 | |
5068 var j, origCount, tmp, | |
5069 events, t, handleObj, | |
5070 special, handlers, type, namespaces, origType, | |
5071 elemData = dataPriv.hasData( elem ) && dataPriv.get( elem ); | |
5072 | |
5073 if ( !elemData || !( events = elemData.events ) ) { | |
5074 return; | |
5075 } | |
5076 | |
5077 // Once for each type.namespace in types; type may be omitted | |
5078 types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; | |
5079 t = types.length; | |
5080 while ( t-- ) { | |
5081 tmp = rtypenamespace.exec( types[ t ] ) || []; | |
5082 type = origType = tmp[ 1 ]; | |
5083 namespaces = ( tmp[ 2 ] || "" ).split( "." ).sort(); | |
5084 | |
5085 // Unbind all events (on this namespace, if provided) for the element | |
5086 if ( !type ) { | |
5087 for ( type in events ) { | |
5088 jQuery.event.remove( elem, type + types[ t ], handler, selector, true ); | |
5089 } | |
5090 continue; | |
5091 } | |
5092 | |
5093 special = jQuery.event.special[ type ] || {}; | |
5094 type = ( selector ? special.delegateType : special.bindType ) || type; | |
5095 handlers = events[ type ] || []; | |
5096 tmp = tmp[ 2 ] && | |
5097 new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ); | |
5098 | |
5099 // Remove matching events | |
5100 origCount = j = handlers.length; | |
5101 while ( j-- ) { | |
5102 handleObj = handlers[ j ]; | |
5103 | |
5104 if ( ( mappedTypes || origType === handleObj.origType ) && | |
5105 ( !handler || handler.guid === handleObj.guid ) && | |
5106 ( !tmp || tmp.test( handleObj.namespace ) ) && | |
5107 ( !selector || selector === handleObj.selector || | |
5108 selector === "**" && handleObj.selector ) ) { | |
5109 handlers.splice( j, 1 ); | |
5110 | |
5111 if ( handleObj.selector ) { | |
5112 handlers.delegateCount--; | |
5113 } | |
5114 if ( special.remove ) { | |
5115 special.remove.call( elem, handleObj ); | |
5116 } | |
5117 } | |
5118 } | |
5119 | |
5120 // Remove generic event handler if we removed something and no more handlers exist | |
5121 // (avoids potential for endless recursion during removal of special event handlers) | |
5122 if ( origCount && !handlers.length ) { | |
5123 if ( !special.teardown || | |
5124 special.teardown.call( elem, namespaces, elemData.handle ) === false ) { | |
5125 | |
5126 jQuery.removeEvent( elem, type, elemData.handle ); | |
5127 } | |
5128 | |
5129 delete events[ type ]; | |
5130 } | |
5131 } | |
5132 | |
5133 // Remove data and the expando if it's no longer used | |
5134 if ( jQuery.isEmptyObject( events ) ) { | |
5135 dataPriv.remove( elem, "handle events" ); | |
5136 } | |
5137 }, | |
5138 | |
5139 dispatch: function( nativeEvent ) { | |
5140 | |
5141 // Make a writable jQuery.Event from the native event object | |
5142 var event = jQuery.event.fix( nativeEvent ); | |
5143 | |
5144 var i, j, ret, matched, handleObj, handlerQueue, | |
5145 args = new Array( arguments.length ), | |
5146 handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [], | |
5147 special = jQuery.event.special[ event.type ] || {}; | |
5148 | |
5149 // Use the fix-ed jQuery.Event rather than the (read-only) native event | |
5150 args[ 0 ] = event; | |
5151 | |
5152 for ( i = 1; i < arguments.length; i++ ) { | |
5153 args[ i ] = arguments[ i ]; | |
5154 } | |
5155 | |
5156 event.delegateTarget = this; | |
5157 | |
5158 // Call the preDispatch hook for the mapped type, and let it bail if desired | |
5159 if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) { | |
5160 return; | |
5161 } | |
5162 | |
5163 // Determine handlers | |
5164 handlerQueue = jQuery.event.handlers.call( this, event, handlers ); | |
5165 | |
5166 // Run delegates first; they may want to stop propagation beneath us | |
5167 i = 0; | |
5168 while ( ( matched = handlerQueue[ i++ ] ) && !event.isPropagationStopped() ) { | |
5169 event.currentTarget = matched.elem; | |
5170 | |
5171 j = 0; | |
5172 while ( ( handleObj = matched.handlers[ j++ ] ) && | |
5173 !event.isImmediatePropagationStopped() ) { | |
5174 | |
5175 // Triggered event must either 1) have no namespace, or 2) have namespace(s) | |
5176 // a subset or equal to those in the bound event (both can have no namespace). | |
5177 if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) { | |
5178 | |
5179 event.handleObj = handleObj; | |
5180 event.data = handleObj.data; | |
5181 | |
5182 ret = ( ( jQuery.event.special[ handleObj.origType ] || {} ).handle || | |
5183 handleObj.handler ).apply( matched.elem, args ); | |
5184 | |
5185 if ( ret !== undefined ) { | |
5186 if ( ( event.result = ret ) === false ) { | |
5187 event.preventDefault(); | |
5188 event.stopPropagation(); | |
5189 } | |
5190 } | |
5191 } | |
5192 } | |
5193 } | |
5194 | |
5195 // Call the postDispatch hook for the mapped type | |
5196 if ( special.postDispatch ) { | |
5197 special.postDispatch.call( this, event ); | |
5198 } | |
5199 | |
5200 return event.result; | |
5201 }, | |
5202 | |
5203 handlers: function( event, handlers ) { | |
5204 var i, handleObj, sel, matchedHandlers, matchedSelectors, | |
5205 handlerQueue = [], | |
5206 delegateCount = handlers.delegateCount, | |
5207 cur = event.target; | |
5208 | |
5209 // Find delegate handlers | |
5210 if ( delegateCount && | |
5211 | |
5212 // Support: IE <=9 | |
5213 // Black-hole SVG <use> instance trees (trac-13180) | |
5214 cur.nodeType && | |
5215 | |
5216 // Support: Firefox <=42 | |
5217 // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861) | |
5218 // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click | |
5219 // Support: IE 11 only | |
5220 // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343) | |
5221 !( event.type === "click" && event.button >= 1 ) ) { | |
5222 | |
5223 for ( ; cur !== this; cur = cur.parentNode || this ) { | |
5224 | |
5225 // Don't check non-elements (#13208) | |
5226 // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) | |
5227 if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) { | |
5228 matchedHandlers = []; | |
5229 matchedSelectors = {}; | |
5230 for ( i = 0; i < delegateCount; i++ ) { | |
5231 handleObj = handlers[ i ]; | |
5232 | |
5233 // Don't conflict with Object.prototype properties (#13203) | |
5234 sel = handleObj.selector + " "; | |
5235 | |
5236 if ( matchedSelectors[ sel ] === undefined ) { | |
5237 matchedSelectors[ sel ] = handleObj.needsContext ? | |
5238 jQuery( sel, this ).index( cur ) > -1 : | |
5239 jQuery.find( sel, this, null, [ cur ] ).length; | |
5240 } | |
5241 if ( matchedSelectors[ sel ] ) { | |
5242 matchedHandlers.push( handleObj ); | |
5243 } | |
5244 } | |
5245 if ( matchedHandlers.length ) { | |
5246 handlerQueue.push( { elem: cur, handlers: matchedHandlers } ); | |
5247 } | |
5248 } | |
5249 } | |
5250 } | |
5251 | |
5252 // Add the remaining (directly-bound) handlers | |
5253 cur = this; | |
5254 if ( delegateCount < handlers.length ) { | |
5255 handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } ); | |
5256 } | |
5257 | |
5258 return handlerQueue; | |
5259 }, | |
5260 | |
5261 addProp: function( name, hook ) { | |
5262 Object.defineProperty( jQuery.Event.prototype, name, { | |
5263 enumerable: true, | |
5264 configurable: true, | |
5265 | |
5266 get: isFunction( hook ) ? | |
5267 function() { | |
5268 if ( this.originalEvent ) { | |
5269 return hook( this.originalEvent ); | |
5270 } | |
5271 } : | |
5272 function() { | |
5273 if ( this.originalEvent ) { | |
5274 return this.originalEvent[ name ]; | |
5275 } | |
5276 }, | |
5277 | |
5278 set: function( value ) { | |
5279 Object.defineProperty( this, name, { | |
5280 enumerable: true, | |
5281 configurable: true, | |
5282 writable: true, | |
5283 value: value | |
5284 } ); | |
5285 } | |
5286 } ); | |
5287 }, | |
5288 | |
5289 fix: function( originalEvent ) { | |
5290 return originalEvent[ jQuery.expando ] ? | |
5291 originalEvent : | |
5292 new jQuery.Event( originalEvent ); | |
5293 }, | |
5294 | |
5295 special: { | |
5296 load: { | |
5297 | |
5298 // Prevent triggered image.load events from bubbling to window.load | |
5299 noBubble: true | |
5300 }, | |
5301 focus: { | |
5302 | |
5303 // Fire native event if possible so blur/focus sequence is correct | |
5304 trigger: function() { | |
5305 if ( this !== safeActiveElement() && this.focus ) { | |
5306 this.focus(); | |
5307 return false; | |
5308 } | |
5309 }, | |
5310 delegateType: "focusin" | |
5311 }, | |
5312 blur: { | |
5313 trigger: function() { | |
5314 if ( this === safeActiveElement() && this.blur ) { | |
5315 this.blur(); | |
5316 return false; | |
5317 } | |
5318 }, | |
5319 delegateType: "focusout" | |
5320 }, | |
5321 click: { | |
5322 | |
5323 // For checkbox, fire native event so checked state will be right | |
5324 trigger: function() { | |
5325 if ( this.type === "checkbox" && this.click && nodeName( this, "input" ) ) { | |
5326 this.click(); | |
5327 return false; | |
5328 } | |
5329 }, | |
5330 | |
5331 // For cross-browser consistency, don't fire native .click() on links | |
5332 _default: function( event ) { | |
5333 return nodeName( event.target, "a" ); | |
5334 } | |
5335 }, | |
5336 | |
5337 beforeunload: { | |
5338 postDispatch: function( event ) { | |
5339 | |
5340 // Support: Firefox 20+ | |
5341 // Firefox doesn't alert if the returnValue field is not set. | |
5342 if ( event.result !== undefined && event.originalEvent ) { | |
5343 event.originalEvent.returnValue = event.result; | |
5344 } | |
5345 } | |
5346 } | |
5347 } | |
5348 }; | |
5349 | |
5350 jQuery.removeEvent = function( elem, type, handle ) { | |
5351 | |
5352 // This "if" is needed for plain objects | |
5353 if ( elem.removeEventListener ) { | |
5354 elem.removeEventListener( type, handle ); | |
5355 } | |
5356 }; | |
5357 | |
5358 jQuery.Event = function( src, props ) { | |
5359 | |
5360 // Allow instantiation without the 'new' keyword | |
5361 if ( !( this instanceof jQuery.Event ) ) { | |
5362 return new jQuery.Event( src, props ); | |
5363 } | |
5364 | |
5365 // Event object | |
5366 if ( src && src.type ) { | |
5367 this.originalEvent = src; | |
5368 this.type = src.type; | |
5369 | |
5370 // Events bubbling up the document may have been marked as prevented | |
5371 // by a handler lower down the tree; reflect the correct value. | |
5372 this.isDefaultPrevented = src.defaultPrevented || | |
5373 src.defaultPrevented === undefined && | |
5374 | |
5375 // Support: Android <=2.3 only | |
5376 src.returnValue === false ? | |
5377 returnTrue : | |
5378 returnFalse; | |
5379 | |
5380 // Create target properties | |
5381 // Support: Safari <=6 - 7 only | |
5382 // Target should not be a text node (#504, #13143) | |
5383 this.target = ( src.target && src.target.nodeType === 3 ) ? | |
5384 src.target.parentNode : | |
5385 src.target; | |
5386 | |
5387 this.currentTarget = src.currentTarget; | |
5388 this.relatedTarget = src.relatedTarget; | |
5389 | |
5390 // Event type | |
5391 } else { | |
5392 this.type = src; | |
5393 } | |
5394 | |
5395 // Put explicitly provided properties onto the event object | |
5396 if ( props ) { | |
5397 jQuery.extend( this, props ); | |
5398 } | |
5399 | |
5400 // Create a timestamp if incoming event doesn't have one | |
5401 this.timeStamp = src && src.timeStamp || Date.now(); | |
5402 | |
5403 // Mark it as fixed | |
5404 this[ jQuery.expando ] = true; | |
5405 }; | |
5406 | |
5407 // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding | |
5408 // https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html | |
5409 jQuery.Event.prototype = { | |
5410 constructor: jQuery.Event, | |
5411 isDefaultPrevented: returnFalse, | |
5412 isPropagationStopped: returnFalse, | |
5413 isImmediatePropagationStopped: returnFalse, | |
5414 isSimulated: false, | |
5415 | |
5416 preventDefault: function() { | |
5417 var e = this.originalEvent; | |
5418 | |
5419 this.isDefaultPrevented = returnTrue; | |
5420 | |
5421 if ( e && !this.isSimulated ) { | |
5422 e.preventDefault(); | |
5423 } | |
5424 }, | |
5425 stopPropagation: function() { | |
5426 var e = this.originalEvent; | |
5427 | |
5428 this.isPropagationStopped = returnTrue; | |
5429 | |
5430 if ( e && !this.isSimulated ) { | |
5431 e.stopPropagation(); | |
5432 } | |
5433 }, | |
5434 stopImmediatePropagation: function() { | |
5435 var e = this.originalEvent; | |
5436 | |
5437 this.isImmediatePropagationStopped = returnTrue; | |
5438 | |
5439 if ( e && !this.isSimulated ) { | |
5440 e.stopImmediatePropagation(); | |
5441 } | |
5442 | |
5443 this.stopPropagation(); | |
5444 } | |
5445 }; | |
5446 | |
5447 // Includes all common event props including KeyEvent and MouseEvent specific props | |
5448 jQuery.each( { | |
5449 altKey: true, | |
5450 bubbles: true, | |
5451 cancelable: true, | |
5452 changedTouches: true, | |
5453 ctrlKey: true, | |
5454 detail: true, | |
5455 eventPhase: true, | |
5456 metaKey: true, | |
5457 pageX: true, | |
5458 pageY: true, | |
5459 shiftKey: true, | |
5460 view: true, | |
5461 "char": true, | |
5462 charCode: true, | |
5463 key: true, | |
5464 keyCode: true, | |
5465 button: true, | |
5466 buttons: true, | |
5467 clientX: true, | |
5468 clientY: true, | |
5469 offsetX: true, | |
5470 offsetY: true, | |
5471 pointerId: true, | |
5472 pointerType: true, | |
5473 screenX: true, | |
5474 screenY: true, | |
5475 targetTouches: true, | |
5476 toElement: true, | |
5477 touches: true, | |
5478 | |
5479 which: function( event ) { | |
5480 var button = event.button; | |
5481 | |
5482 // Add which for key events | |
5483 if ( event.which == null && rkeyEvent.test( event.type ) ) { | |
5484 return event.charCode != null ? event.charCode : event.keyCode; | |
5485 } | |
5486 | |
5487 // Add which for click: 1 === left; 2 === middle; 3 === right | |
5488 if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) { | |
5489 if ( button & 1 ) { | |
5490 return 1; | |
5491 } | |
5492 | |
5493 if ( button & 2 ) { | |
5494 return 3; | |
5495 } | |
5496 | |
5497 if ( button & 4 ) { | |
5498 return 2; | |
5499 } | |
5500 | |
5501 return 0; | |
5502 } | |
5503 | |
5504 return event.which; | |
5505 } | |
5506 }, jQuery.event.addProp ); | |
5507 | |
5508 // Create mouseenter/leave events using mouseover/out and event-time checks | |
5509 // so that event delegation works in jQuery. | |
5510 // Do the same for pointerenter/pointerleave and pointerover/pointerout | |
5511 // | |
5512 // Support: Safari 7 only | |
5513 // Safari sends mouseenter too often; see: | |
5514 // https://bugs.chromium.org/p/chromium/issues/detail?id=470258 | |
5515 // for the description of the bug (it existed in older Chrome versions as well). | |
5516 jQuery.each( { | |
5517 mouseenter: "mouseover", | |
5518 mouseleave: "mouseout", | |
5519 pointerenter: "pointerover", | |
5520 pointerleave: "pointerout" | |
5521 }, function( orig, fix ) { | |
5522 jQuery.event.special[ orig ] = { | |
5523 delegateType: fix, | |
5524 bindType: fix, | |
5525 | |
5526 handle: function( event ) { | |
5527 var ret, | |
5528 target = this, | |
5529 related = event.relatedTarget, | |
5530 handleObj = event.handleObj; | |
5531 | |
5532 // For mouseenter/leave call the handler if related is outside the target. | |
5533 // NB: No relatedTarget if the mouse left/entered the browser window | |
5534 if ( !related || ( related !== target && !jQuery.contains( target, related ) ) ) { | |
5535 event.type = handleObj.origType; | |
5536 ret = handleObj.handler.apply( this, arguments ); | |
5537 event.type = fix; | |
5538 } | |
5539 return ret; | |
5540 } | |
5541 }; | |
5542 } ); | |
5543 | |
5544 jQuery.fn.extend( { | |
5545 | |
5546 on: function( types, selector, data, fn ) { | |
5547 return on( this, types, selector, data, fn ); | |
5548 }, | |
5549 one: function( types, selector, data, fn ) { | |
5550 return on( this, types, selector, data, fn, 1 ); | |
5551 }, | |
5552 off: function( types, selector, fn ) { | |
5553 var handleObj, type; | |
5554 if ( types && types.preventDefault && types.handleObj ) { | |
5555 | |
5556 // ( event ) dispatched jQuery.Event | |
5557 handleObj = types.handleObj; | |
5558 jQuery( types.delegateTarget ).off( | |
5559 handleObj.namespace ? | |
5560 handleObj.origType + "." + handleObj.namespace : | |
5561 handleObj.origType, | |
5562 handleObj.selector, | |
5563 handleObj.handler | |
5564 ); | |
5565 return this; | |
5566 } | |
5567 if ( typeof types === "object" ) { | |
5568 | |
5569 // ( types-object [, selector] ) | |
5570 for ( type in types ) { | |
5571 this.off( type, selector, types[ type ] ); | |
5572 } | |
5573 return this; | |
5574 } | |
5575 if ( selector === false || typeof selector === "function" ) { | |
5576 | |
5577 // ( types [, fn] ) | |
5578 fn = selector; | |
5579 selector = undefined; | |
5580 } | |
5581 if ( fn === false ) { | |
5582 fn = returnFalse; | |
5583 } | |
5584 return this.each( function() { | |
5585 jQuery.event.remove( this, types, fn, selector ); | |
5586 } ); | |
5587 } | |
5588 } ); | |
5589 | |
5590 | |
5591 var | |
5592 | |
5593 /* eslint-disable max-len */ | |
5594 | |
5595 // See https://github.com/eslint/eslint/issues/3229 | |
5596 rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi, | |
5597 | |
5598 /* eslint-enable */ | |
5599 | |
5600 // Support: IE <=10 - 11, Edge 12 - 13 only | |
5601 // In IE/Edge using regex groups here causes severe slowdowns. | |
5602 // See https://connect.microsoft.com/IE/feedback/details/1736512/ | |
5603 rnoInnerhtml = /<script|<style|<link/i, | |
5604 | |
5605 // checked="checked" or checked | |
5606 rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i, | |
5607 rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g; | |
5608 | |
5609 // Prefer a tbody over its parent table for containing new rows | |
5610 function manipulationTarget( elem, content ) { | |
5611 if ( nodeName( elem, "table" ) && | |
5612 nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) { | |
5613 | |
5614 return jQuery( elem ).children( "tbody" )[ 0 ] || elem; | |
5615 } | |
5616 | |
5617 return elem; | |
5618 } | |
5619 | |
5620 // Replace/restore the type attribute of script elements for safe DOM manipulation | |
5621 function disableScript( elem ) { | |
5622 elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type; | |
5623 return elem; | |
5624 } | |
5625 function restoreScript( elem ) { | |
5626 if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) { | |
5627 elem.type = elem.type.slice( 5 ); | |
5628 } else { | |
5629 elem.removeAttribute( "type" ); | |
5630 } | |
5631 | |
5632 return elem; | |
5633 } | |
5634 | |
5635 function cloneCopyEvent( src, dest ) { | |
5636 var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; | |
5637 | |
5638 if ( dest.nodeType !== 1 ) { | |
5639 return; | |
5640 } | |
5641 | |
5642 // 1. Copy private data: events, handlers, etc. | |
5643 if ( dataPriv.hasData( src ) ) { | |
5644 pdataOld = dataPriv.access( src ); | |
5645 pdataCur = dataPriv.set( dest, pdataOld ); | |
5646 events = pdataOld.events; | |
5647 | |
5648 if ( events ) { | |
5649 delete pdataCur.handle; | |
5650 pdataCur.events = {}; | |
5651 | |
5652 for ( type in events ) { | |
5653 for ( i = 0, l = events[ type ].length; i < l; i++ ) { | |
5654 jQuery.event.add( dest, type, events[ type ][ i ] ); | |
5655 } | |
5656 } | |
5657 } | |
5658 } | |
5659 | |
5660 // 2. Copy user data | |
5661 if ( dataUser.hasData( src ) ) { | |
5662 udataOld = dataUser.access( src ); | |
5663 udataCur = jQuery.extend( {}, udataOld ); | |
5664 | |
5665 dataUser.set( dest, udataCur ); | |
5666 } | |
5667 } | |
5668 | |
5669 // Fix IE bugs, see support tests | |
5670 function fixInput( src, dest ) { | |
5671 var nodeName = dest.nodeName.toLowerCase(); | |
5672 | |
5673 // Fails to persist the checked state of a cloned checkbox or radio button. | |
5674 if ( nodeName === "input" && rcheckableType.test( src.type ) ) { | |
5675 dest.checked = src.checked; | |
5676 | |
5677 // Fails to return the selected option to the default selected state when cloning options | |
5678 } else if ( nodeName === "input" || nodeName === "textarea" ) { | |
5679 dest.defaultValue = src.defaultValue; | |
5680 } | |
5681 } | |
5682 | |
5683 function domManip( collection, args, callback, ignored ) { | |
5684 | |
5685 // Flatten any nested arrays | |
5686 args = concat.apply( [], args ); | |
5687 | |
5688 var fragment, first, scripts, hasScripts, node, doc, | |
5689 i = 0, | |
5690 l = collection.length, | |
5691 iNoClone = l - 1, | |
5692 value = args[ 0 ], | |
5693 valueIsFunction = isFunction( value ); | |
5694 | |
5695 // We can't cloneNode fragments that contain checked, in WebKit | |
5696 if ( valueIsFunction || | |
5697 ( l > 1 && typeof value === "string" && | |
5698 !support.checkClone && rchecked.test( value ) ) ) { | |
5699 return collection.each( function( index ) { | |
5700 var self = collection.eq( index ); | |
5701 if ( valueIsFunction ) { | |
5702 args[ 0 ] = value.call( this, index, self.html() ); | |
5703 } | |
5704 domManip( self, args, callback, ignored ); | |
5705 } ); | |
5706 } | |
5707 | |
5708 if ( l ) { | |
5709 fragment = buildFragment( args, collection[ 0 ].ownerDocument, false, collection, ignored ); | |
5710 first = fragment.firstChild; | |
5711 | |
5712 if ( fragment.childNodes.length === 1 ) { | |
5713 fragment = first; | |
5714 } | |
5715 | |
5716 // Require either new content or an interest in ignored elements to invoke the callback | |
5717 if ( first || ignored ) { | |
5718 scripts = jQuery.map( getAll( fragment, "script" ), disableScript ); | |
5719 hasScripts = scripts.length; | |
5720 | |
5721 // Use the original fragment for the last item | |
5722 // instead of the first because it can end up | |
5723 // being emptied incorrectly in certain situations (#8070). | |
5724 for ( ; i < l; i++ ) { | |
5725 node = fragment; | |
5726 | |
5727 if ( i !== iNoClone ) { | |
5728 node = jQuery.clone( node, true, true ); | |
5729 | |
5730 // Keep references to cloned scripts for later restoration | |
5731 if ( hasScripts ) { | |
5732 | |
5733 // Support: Android <=4.0 only, PhantomJS 1 only | |
5734 // push.apply(_, arraylike) throws on ancient WebKit | |
5735 jQuery.merge( scripts, getAll( node, "script" ) ); | |
5736 } | |
5737 } | |
5738 | |
5739 callback.call( collection[ i ], node, i ); | |
5740 } | |
5741 | |
5742 if ( hasScripts ) { | |
5743 doc = scripts[ scripts.length - 1 ].ownerDocument; | |
5744 | |
5745 // Reenable scripts | |
5746 jQuery.map( scripts, restoreScript ); | |
5747 | |
5748 // Evaluate executable scripts on first document insertion | |
5749 for ( i = 0; i < hasScripts; i++ ) { | |
5750 node = scripts[ i ]; | |
5751 if ( rscriptType.test( node.type || "" ) && | |
5752 !dataPriv.access( node, "globalEval" ) && | |
5753 jQuery.contains( doc, node ) ) { | |
5754 | |
5755 if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) { | |
5756 | |
5757 // Optional AJAX dependency, but won't run scripts if not present | |
5758 if ( jQuery._evalUrl ) { | |
5759 jQuery._evalUrl( node.src ); | |
5760 } | |
5761 } else { | |
5762 DOMEval( node.textContent.replace( rcleanScript, "" ), doc, node ); | |
5763 } | |
5764 } | |
5765 } | |
5766 } | |
5767 } | |
5768 } | |
5769 | |
5770 return collection; | |
5771 } | |
5772 | |
5773 function remove( elem, selector, keepData ) { | |
5774 var node, | |
5775 nodes = selector ? jQuery.filter( selector, elem ) : elem, | |
5776 i = 0; | |
5777 | |
5778 for ( ; ( node = nodes[ i ] ) != null; i++ ) { | |
5779 if ( !keepData && node.nodeType === 1 ) { | |
5780 jQuery.cleanData( getAll( node ) ); | |
5781 } | |
5782 | |
5783 if ( node.parentNode ) { | |
5784 if ( keepData && jQuery.contains( node.ownerDocument, node ) ) { | |
5785 setGlobalEval( getAll( node, "script" ) ); | |
5786 } | |
5787 node.parentNode.removeChild( node ); | |
5788 } | |
5789 } | |
5790 | |
5791 return elem; | |
5792 } | |
5793 | |
5794 jQuery.extend( { | |
5795 htmlPrefilter: function( html ) { | |
5796 return html.replace( rxhtmlTag, "<$1></$2>" ); | |
5797 }, | |
5798 | |
5799 clone: function( elem, dataAndEvents, deepDataAndEvents ) { | |
5800 var i, l, srcElements, destElements, | |
5801 clone = elem.cloneNode( true ), | |
5802 inPage = jQuery.contains( elem.ownerDocument, elem ); | |
5803 | |
5804 // Fix IE cloning issues | |
5805 if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && | |
5806 !jQuery.isXMLDoc( elem ) ) { | |
5807 | |
5808 // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2 | |
5809 destElements = getAll( clone ); | |
5810 srcElements = getAll( elem ); | |
5811 | |
5812 for ( i = 0, l = srcElements.length; i < l; i++ ) { | |
5813 fixInput( srcElements[ i ], destElements[ i ] ); | |
5814 } | |
5815 } | |
5816 | |
5817 // Copy the events from the original to the clone | |
5818 if ( dataAndEvents ) { | |
5819 if ( deepDataAndEvents ) { | |
5820 srcElements = srcElements || getAll( elem ); | |
5821 destElements = destElements || getAll( clone ); | |
5822 | |
5823 for ( i = 0, l = srcElements.length; i < l; i++ ) { | |
5824 cloneCopyEvent( srcElements[ i ], destElements[ i ] ); | |
5825 } | |
5826 } else { | |
5827 cloneCopyEvent( elem, clone ); | |
5828 } | |
5829 } | |
5830 | |
5831 // Preserve script evaluation history | |
5832 destElements = getAll( clone, "script" ); | |
5833 if ( destElements.length > 0 ) { | |
5834 setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); | |
5835 } | |
5836 | |
5837 // Return the cloned set | |
5838 return clone; | |
5839 }, | |
5840 | |
5841 cleanData: function( elems ) { | |
5842 var data, elem, type, | |
5843 special = jQuery.event.special, | |
5844 i = 0; | |
5845 | |
5846 for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) { | |
5847 if ( acceptData( elem ) ) { | |
5848 if ( ( data = elem[ dataPriv.expando ] ) ) { | |
5849 if ( data.events ) { | |
5850 for ( type in data.events ) { | |
5851 if ( special[ type ] ) { | |
5852 jQuery.event.remove( elem, type ); | |
5853 | |
5854 // This is a shortcut to avoid jQuery.event.remove's overhead | |
5855 } else { | |
5856 jQuery.removeEvent( elem, type, data.handle ); | |
5857 } | |
5858 } | |
5859 } | |
5860 | |
5861 // Support: Chrome <=35 - 45+ | |
5862 // Assign undefined instead of using delete, see Data#remove | |
5863 elem[ dataPriv.expando ] = undefined; | |
5864 } | |
5865 if ( elem[ dataUser.expando ] ) { | |
5866 | |
5867 // Support: Chrome <=35 - 45+ | |
5868 // Assign undefined instead of using delete, see Data#remove | |
5869 elem[ dataUser.expando ] = undefined; | |
5870 } | |
5871 } | |
5872 } | |
5873 } | |
5874 } ); | |
5875 | |
5876 jQuery.fn.extend( { | |
5877 detach: function( selector ) { | |
5878 return remove( this, selector, true ); | |
5879 }, | |
5880 | |
5881 remove: function( selector ) { | |
5882 return remove( this, selector ); | |
5883 }, | |
5884 | |
5885 text: function( value ) { | |
5886 return access( this, function( value ) { | |
5887 return value === undefined ? | |
5888 jQuery.text( this ) : | |
5889 this.empty().each( function() { | |
5890 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { | |
5891 this.textContent = value; | |
5892 } | |
5893 } ); | |
5894 }, null, value, arguments.length ); | |
5895 }, | |
5896 | |
5897 append: function() { | |
5898 return domManip( this, arguments, function( elem ) { | |
5899 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { | |
5900 var target = manipulationTarget( this, elem ); | |
5901 target.appendChild( elem ); | |
5902 } | |
5903 } ); | |
5904 }, | |
5905 | |
5906 prepend: function() { | |
5907 return domManip( this, arguments, function( elem ) { | |
5908 if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { | |
5909 var target = manipulationTarget( this, elem ); | |
5910 target.insertBefore( elem, target.firstChild ); | |
5911 } | |
5912 } ); | |
5913 }, | |
5914 | |
5915 before: function() { | |
5916 return domManip( this, arguments, function( elem ) { | |
5917 if ( this.parentNode ) { | |
5918 this.parentNode.insertBefore( elem, this ); | |
5919 } | |
5920 } ); | |
5921 }, | |
5922 | |
5923 after: function() { | |
5924 return domManip( this, arguments, function( elem ) { | |
5925 if ( this.parentNode ) { | |
5926 this.parentNode.insertBefore( elem, this.nextSibling ); | |
5927 } | |
5928 } ); | |
5929 }, | |
5930 | |
5931 empty: function() { | |
5932 var elem, | |
5933 i = 0; | |
5934 | |
5935 for ( ; ( elem = this[ i ] ) != null; i++ ) { | |
5936 if ( elem.nodeType === 1 ) { | |
5937 | |
5938 // Prevent memory leaks | |
5939 jQuery.cleanData( getAll( elem, false ) ); | |
5940 | |
5941 // Remove any remaining nodes | |
5942 elem.textContent = ""; | |
5943 } | |
5944 } | |
5945 | |
5946 return this; | |
5947 }, | |
5948 | |
5949 clone: function( dataAndEvents, deepDataAndEvents ) { | |
5950 dataAndEvents = dataAndEvents == null ? false : dataAndEvents; | |
5951 deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents; | |
5952 | |
5953 return this.map( function() { | |
5954 return jQuery.clone( this, dataAndEvents, deepDataAndEvents ); | |
5955 } ); | |
5956 }, | |
5957 | |
5958 html: function( value ) { | |
5959 return access( this, function( value ) { | |
5960 var elem = this[ 0 ] || {}, | |
5961 i = 0, | |
5962 l = this.length; | |
5963 | |
5964 if ( value === undefined && elem.nodeType === 1 ) { | |
5965 return elem.innerHTML; | |
5966 } | |
5967 | |
5968 // See if we can take a shortcut and just use innerHTML | |
5969 if ( typeof value === "string" && !rnoInnerhtml.test( value ) && | |
5970 !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { | |
5971 | |
5972 value = jQuery.htmlPrefilter( value ); | |
5973 | |
5974 try { | |
5975 for ( ; i < l; i++ ) { | |
5976 elem = this[ i ] || {}; | |
5977 | |
5978 // Remove element nodes and prevent memory leaks | |
5979 if ( elem.nodeType === 1 ) { | |
5980 jQuery.cleanData( getAll( elem, false ) ); | |
5981 elem.innerHTML = value; | |
5982 } | |
5983 } | |
5984 | |
5985 elem = 0; | |
5986 | |
5987 // If using innerHTML throws an exception, use the fallback method | |
5988 } catch ( e ) {} | |
5989 } | |
5990 | |
5991 if ( elem ) { | |
5992 this.empty().append( value ); | |
5993 } | |
5994 }, null, value, arguments.length ); | |
5995 }, | |
5996 | |
5997 replaceWith: function() { | |
5998 var ignored = []; | |
5999 | |
6000 // Make the changes, replacing each non-ignored context element with the new content | |
6001 return domManip( this, arguments, function( elem ) { | |
6002 var parent = this.parentNode; | |
6003 | |
6004 if ( jQuery.inArray( this, ignored ) < 0 ) { | |
6005 jQuery.cleanData( getAll( this ) ); | |
6006 if ( parent ) { | |
6007 parent.replaceChild( elem, this ); | |
6008 } | |
6009 } | |
6010 | |
6011 // Force callback invocation | |
6012 }, ignored ); | |
6013 } | |
6014 } ); | |
6015 | |
6016 jQuery.each( { | |
6017 appendTo: "append", | |
6018 prependTo: "prepend", | |
6019 insertBefore: "before", | |
6020 insertAfter: "after", | |
6021 replaceAll: "replaceWith" | |
6022 }, function( name, original ) { | |
6023 jQuery.fn[ name ] = function( selector ) { | |
6024 var elems, | |
6025 ret = [], | |
6026 insert = jQuery( selector ), | |
6027 last = insert.length - 1, | |
6028 i = 0; | |
6029 | |
6030 for ( ; i <= last; i++ ) { | |
6031 elems = i === last ? this : this.clone( true ); | |
6032 jQuery( insert[ i ] )[ original ]( elems ); | |
6033 | |
6034 // Support: Android <=4.0 only, PhantomJS 1 only | |
6035 // .get() because push.apply(_, arraylike) throws on ancient WebKit | |
6036 push.apply( ret, elems.get() ); | |
6037 } | |
6038 | |
6039 return this.pushStack( ret ); | |
6040 }; | |
6041 } ); | |
6042 var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" ); | |
6043 | |
6044 var getStyles = function( elem ) { | |
6045 | |
6046 // Support: IE <=11 only, Firefox <=30 (#15098, #14150) | |
6047 // IE throws on elements created in popups | |
6048 // FF meanwhile throws on frame elements through "defaultView.getComputedStyle" | |
6049 var view = elem.ownerDocument.defaultView; | |
6050 | |
6051 if ( !view || !view.opener ) { | |
6052 view = window; | |
6053 } | |
6054 | |
6055 return view.getComputedStyle( elem ); | |
6056 }; | |
6057 | |
6058 var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" ); | |
6059 | |
6060 | |
6061 | |
6062 ( function() { | |
6063 | |
6064 // Executing both pixelPosition & boxSizingReliable tests require only one layout | |
6065 // so they're executed at the same time to save the second computation. | |
6066 function computeStyleTests() { | |
6067 | |
6068 // This is a singleton, we need to execute it only once | |
6069 if ( !div ) { | |
6070 return; | |
6071 } | |
6072 | |
6073 container.style.cssText = "position:absolute;left:-11111px;width:60px;" + | |
6074 "margin-top:1px;padding:0;border:0"; | |
6075 div.style.cssText = | |
6076 "position:relative;display:block;box-sizing:border-box;overflow:scroll;" + | |
6077 "margin:auto;border:1px;padding:1px;" + | |
6078 "width:60%;top:1%"; | |
6079 documentElement.appendChild( container ).appendChild( div ); | |
6080 | |
6081 var divStyle = window.getComputedStyle( div ); | |
6082 pixelPositionVal = divStyle.top !== "1%"; | |
6083 | |
6084 // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44 | |
6085 reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12; | |
6086 | |
6087 // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3 | |
6088 // Some styles come back with percentage values, even though they shouldn't | |
6089 div.style.right = "60%"; | |
6090 pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36; | |
6091 | |
6092 // Support: IE 9 - 11 only | |
6093 // Detect misreporting of content dimensions for box-sizing:border-box elements | |
6094 boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36; | |
6095 | |
6096 // Support: IE 9 only | |
6097 // Detect overflow:scroll screwiness (gh-3699) | |
6098 div.style.position = "absolute"; | |
6099 scrollboxSizeVal = div.offsetWidth === 36 || "absolute"; | |
6100 | |
6101 documentElement.removeChild( container ); | |
6102 | |
6103 // Nullify the div so it wouldn't be stored in the memory and | |
6104 // it will also be a sign that checks already performed | |
6105 div = null; | |
6106 } | |
6107 | |
6108 function roundPixelMeasures( measure ) { | |
6109 return Math.round( parseFloat( measure ) ); | |
6110 } | |
6111 | |
6112 var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal, | |
6113 reliableMarginLeftVal, | |
6114 container = document.createElement( "div" ), | |
6115 div = document.createElement( "div" ); | |
6116 | |
6117 // Finish early in limited (non-browser) environments | |
6118 if ( !div.style ) { | |
6119 return; | |
6120 } | |
6121 | |
6122 // Support: IE <=9 - 11 only | |
6123 // Style of cloned element affects source element cloned (#8908) | |
6124 div.style.backgroundClip = "content-box"; | |
6125 div.cloneNode( true ).style.backgroundClip = ""; | |
6126 support.clearCloneStyle = div.style.backgroundClip === "content-box"; | |
6127 | |
6128 jQuery.extend( support, { | |
6129 boxSizingReliable: function() { | |
6130 computeStyleTests(); | |
6131 return boxSizingReliableVal; | |
6132 }, | |
6133 pixelBoxStyles: function() { | |
6134 computeStyleTests(); | |
6135 return pixelBoxStylesVal; | |
6136 }, | |
6137 pixelPosition: function() { | |
6138 computeStyleTests(); | |
6139 return pixelPositionVal; | |
6140 }, | |
6141 reliableMarginLeft: function() { | |
6142 computeStyleTests(); | |
6143 return reliableMarginLeftVal; | |
6144 }, | |
6145 scrollboxSize: function() { | |
6146 computeStyleTests(); | |
6147 return scrollboxSizeVal; | |
6148 } | |
6149 } ); | |
6150 } )(); | |
6151 | |
6152 | |
6153 function curCSS( elem, name, computed ) { | |
6154 var width, minWidth, maxWidth, ret, | |
6155 | |
6156 // Support: Firefox 51+ | |
6157 // Retrieving style before computed somehow | |
6158 // fixes an issue with getting wrong values | |
6159 // on detached elements | |
6160 style = elem.style; | |
6161 | |
6162 computed = computed || getStyles( elem ); | |
6163 | |
6164 // getPropertyValue is needed for: | |
6165 // .css('filter') (IE 9 only, #12537) | |
6166 // .css('--customProperty) (#3144) | |
6167 if ( computed ) { | |
6168 ret = computed.getPropertyValue( name ) || computed[ name ]; | |
6169 | |
6170 if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { | |
6171 ret = jQuery.style( elem, name ); | |
6172 } | |
6173 | |
6174 // A tribute to the "awesome hack by Dean Edwards" | |
6175 // Android Browser returns percentage for some values, | |
6176 // but width seems to be reliably pixels. | |
6177 // This is against the CSSOM draft spec: | |
6178 // https://drafts.csswg.org/cssom/#resolved-values | |
6179 if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) { | |
6180 | |
6181 // Remember the original values | |
6182 width = style.width; | |
6183 minWidth = style.minWidth; | |
6184 maxWidth = style.maxWidth; | |
6185 | |
6186 // Put in the new values to get a computed value out | |
6187 style.minWidth = style.maxWidth = style.width = ret; | |
6188 ret = computed.width; | |
6189 | |
6190 // Revert the changed values | |
6191 style.width = width; | |
6192 style.minWidth = minWidth; | |
6193 style.maxWidth = maxWidth; | |
6194 } | |
6195 } | |
6196 | |
6197 return ret !== undefined ? | |
6198 | |
6199 // Support: IE <=9 - 11 only | |
6200 // IE returns zIndex value as an integer. | |
6201 ret + "" : | |
6202 ret; | |
6203 } | |
6204 | |
6205 | |
6206 function addGetHookIf( conditionFn, hookFn ) { | |
6207 | |
6208 // Define the hook, we'll check on the first run if it's really needed. | |
6209 return { | |
6210 get: function() { | |
6211 if ( conditionFn() ) { | |
6212 | |
6213 // Hook not needed (or it's not possible to use it due | |
6214 // to missing dependency), remove it. | |
6215 delete this.get; | |
6216 return; | |
6217 } | |
6218 | |
6219 // Hook needed; redefine it so that the support test is not executed again. | |
6220 return ( this.get = hookFn ).apply( this, arguments ); | |
6221 } | |
6222 }; | |
6223 } | |
6224 | |
6225 | |
6226 var | |
6227 | |
6228 // Swappable if display is none or starts with table | |
6229 // except "table", "table-cell", or "table-caption" | |
6230 // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display | |
6231 rdisplayswap = /^(none|table(?!-c[ea]).+)/, | |
6232 rcustomProp = /^--/, | |
6233 cssShow = { position: "absolute", visibility: "hidden", display: "block" }, | |
6234 cssNormalTransform = { | |
6235 letterSpacing: "0", | |
6236 fontWeight: "400" | |
6237 }, | |
6238 | |
6239 cssPrefixes = [ "Webkit", "Moz", "ms" ], | |
6240 emptyStyle = document.createElement( "div" ).style; | |
6241 | |
6242 // Return a css property mapped to a potentially vendor prefixed property | |
6243 function vendorPropName( name ) { | |
6244 | |
6245 // Shortcut for names that are not vendor prefixed | |
6246 if ( name in emptyStyle ) { | |
6247 return name; | |
6248 } | |
6249 | |
6250 // Check for vendor prefixed names | |
6251 var capName = name[ 0 ].toUpperCase() + name.slice( 1 ), | |
6252 i = cssPrefixes.length; | |
6253 | |
6254 while ( i-- ) { | |
6255 name = cssPrefixes[ i ] + capName; | |
6256 if ( name in emptyStyle ) { | |
6257 return name; | |
6258 } | |
6259 } | |
6260 } | |
6261 | |
6262 // Return a property mapped along what jQuery.cssProps suggests or to | |
6263 // a vendor prefixed property. | |
6264 function finalPropName( name ) { | |
6265 var ret = jQuery.cssProps[ name ]; | |
6266 if ( !ret ) { | |
6267 ret = jQuery.cssProps[ name ] = vendorPropName( name ) || name; | |
6268 } | |
6269 return ret; | |
6270 } | |
6271 | |
6272 function setPositiveNumber( elem, value, subtract ) { | |
6273 | |
6274 // Any relative (+/-) values have already been | |
6275 // normalized at this point | |
6276 var matches = rcssNum.exec( value ); | |
6277 return matches ? | |
6278 | |
6279 // Guard against undefined "subtract", e.g., when used as in cssHooks | |
6280 Math.max( 0, matches[ 2 ] - ( subtract || 0 ) ) + ( matches[ 3 ] || "px" ) : | |
6281 value; | |
6282 } | |
6283 | |
6284 function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) { | |
6285 var i = dimension === "width" ? 1 : 0, | |
6286 extra = 0, | |
6287 delta = 0; | |
6288 | |
6289 // Adjustment may not be necessary | |
6290 if ( box === ( isBorderBox ? "border" : "content" ) ) { | |
6291 return 0; | |
6292 } | |
6293 | |
6294 for ( ; i < 4; i += 2 ) { | |
6295 | |
6296 // Both box models exclude margin | |
6297 if ( box === "margin" ) { | |
6298 delta += jQuery.css( elem, box + cssExpand[ i ], true, styles ); | |
6299 } | |
6300 | |
6301 // If we get here with a content-box, we're seeking "padding" or "border" or "margin" | |
6302 if ( !isBorderBox ) { | |
6303 | |
6304 // Add padding | |
6305 delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); | |
6306 | |
6307 // For "border" or "margin", add border | |
6308 if ( box !== "padding" ) { | |
6309 delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); | |
6310 | |
6311 // But still keep track of it otherwise | |
6312 } else { | |
6313 extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); | |
6314 } | |
6315 | |
6316 // If we get here with a border-box (content + padding + border), we're seeking "content" or | |
6317 // "padding" or "margin" | |
6318 } else { | |
6319 | |
6320 // For "content", subtract padding | |
6321 if ( box === "content" ) { | |
6322 delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); | |
6323 } | |
6324 | |
6325 // For "content" or "padding", subtract border | |
6326 if ( box !== "margin" ) { | |
6327 delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); | |
6328 } | |
6329 } | |
6330 } | |
6331 | |
6332 // Account for positive content-box scroll gutter when requested by providing computedVal | |
6333 if ( !isBorderBox && computedVal >= 0 ) { | |
6334 | |
6335 // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border | |
6336 // Assuming integer scroll gutter, subtract the rest and round down | |
6337 delta += Math.max( 0, Math.ceil( | |
6338 elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] - | |
6339 computedVal - | |
6340 delta - | |
6341 extra - | |
6342 0.5 | |
6343 ) ); | |
6344 } | |
6345 | |
6346 return delta; | |
6347 } | |
6348 | |
6349 function getWidthOrHeight( elem, dimension, extra ) { | |
6350 | |
6351 // Start with computed style | |
6352 var styles = getStyles( elem ), | |
6353 val = curCSS( elem, dimension, styles ), | |
6354 isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box", | |
6355 valueIsBorderBox = isBorderBox; | |
6356 | |
6357 // Support: Firefox <=54 | |
6358 // Return a confounding non-pixel value or feign ignorance, as appropriate. | |
6359 if ( rnumnonpx.test( val ) ) { | |
6360 if ( !extra ) { | |
6361 return val; | |
6362 } | |
6363 val = "auto"; | |
6364 } | |
6365 | |
6366 // Check for style in case a browser which returns unreliable values | |
6367 // for getComputedStyle silently falls back to the reliable elem.style | |
6368 valueIsBorderBox = valueIsBorderBox && | |
6369 ( support.boxSizingReliable() || val === elem.style[ dimension ] ); | |
6370 | |
6371 // Fall back to offsetWidth/offsetHeight when value is "auto" | |
6372 // This happens for inline elements with no explicit setting (gh-3571) | |
6373 // Support: Android <=4.1 - 4.3 only | |
6374 // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602) | |
6375 if ( val === "auto" || | |
6376 !parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) { | |
6377 | |
6378 val = elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ]; | |
6379 | |
6380 // offsetWidth/offsetHeight provide border-box values | |
6381 valueIsBorderBox = true; | |
6382 } | |
6383 | |
6384 // Normalize "" and auto | |
6385 val = parseFloat( val ) || 0; | |
6386 | |
6387 // Adjust for the element's box model | |
6388 return ( val + | |
6389 boxModelAdjustment( | |
6390 elem, | |
6391 dimension, | |
6392 extra || ( isBorderBox ? "border" : "content" ), | |
6393 valueIsBorderBox, | |
6394 styles, | |
6395 | |
6396 // Provide the current computed size to request scroll gutter calculation (gh-3589) | |
6397 val | |
6398 ) | |
6399 ) + "px"; | |
6400 } | |
6401 | |
6402 jQuery.extend( { | |
6403 | |
6404 // Add in style property hooks for overriding the default | |
6405 // behavior of getting and setting a style property | |
6406 cssHooks: { | |
6407 opacity: { | |
6408 get: function( elem, computed ) { | |
6409 if ( computed ) { | |
6410 | |
6411 // We should always get a number back from opacity | |
6412 var ret = curCSS( elem, "opacity" ); | |
6413 return ret === "" ? "1" : ret; | |
6414 } | |
6415 } | |
6416 } | |
6417 }, | |
6418 | |
6419 // Don't automatically add "px" to these possibly-unitless properties | |
6420 cssNumber: { | |
6421 "animationIterationCount": true, | |
6422 "columnCount": true, | |
6423 "fillOpacity": true, | |
6424 "flexGrow": true, | |
6425 "flexShrink": true, | |
6426 "fontWeight": true, | |
6427 "lineHeight": true, | |
6428 "opacity": true, | |
6429 "order": true, | |
6430 "orphans": true, | |
6431 "widows": true, | |
6432 "zIndex": true, | |
6433 "zoom": true | |
6434 }, | |
6435 | |
6436 // Add in properties whose names you wish to fix before | |
6437 // setting or getting the value | |
6438 cssProps: {}, | |
6439 | |
6440 // Get and set the style property on a DOM Node | |
6441 style: function( elem, name, value, extra ) { | |
6442 | |
6443 // Don't set styles on text and comment nodes | |
6444 if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) { | |
6445 return; | |
6446 } | |
6447 | |
6448 // Make sure that we're working with the right name | |
6449 var ret, type, hooks, | |
6450 origName = camelCase( name ), | |
6451 isCustomProp = rcustomProp.test( name ), | |
6452 style = elem.style; | |
6453 | |
6454 // Make sure that we're working with the right name. We don't | |
6455 // want to query the value if it is a CSS custom property | |
6456 // since they are user-defined. | |
6457 if ( !isCustomProp ) { | |
6458 name = finalPropName( origName ); | |
6459 } | |
6460 | |
6461 // Gets hook for the prefixed version, then unprefixed version | |
6462 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; | |
6463 | |
6464 // Check if we're setting a value | |
6465 if ( value !== undefined ) { | |
6466 type = typeof value; | |
6467 | |
6468 // Convert "+=" or "-=" to relative numbers (#7345) | |
6469 if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) { | |
6470 value = adjustCSS( elem, name, ret ); | |
6471 | |
6472 // Fixes bug #9237 | |
6473 type = "number"; | |
6474 } | |
6475 | |
6476 // Make sure that null and NaN values aren't set (#7116) | |
6477 if ( value == null || value !== value ) { | |
6478 return; | |
6479 } | |
6480 | |
6481 // If a number was passed in, add the unit (except for certain CSS properties) | |
6482 if ( type === "number" ) { | |
6483 value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" ); | |
6484 } | |
6485 | |
6486 // background-* props affect original clone's values | |
6487 if ( !support.clearCloneStyle && value === "" && name.indexOf( "background" ) === 0 ) { | |
6488 style[ name ] = "inherit"; | |
6489 } | |
6490 | |
6491 // If a hook was provided, use that value, otherwise just set the specified value | |
6492 if ( !hooks || !( "set" in hooks ) || | |
6493 ( value = hooks.set( elem, value, extra ) ) !== undefined ) { | |
6494 | |
6495 if ( isCustomProp ) { | |
6496 style.setProperty( name, value ); | |
6497 } else { | |
6498 style[ name ] = value; | |
6499 } | |
6500 } | |
6501 | |
6502 } else { | |
6503 | |
6504 // If a hook was provided get the non-computed value from there | |
6505 if ( hooks && "get" in hooks && | |
6506 ( ret = hooks.get( elem, false, extra ) ) !== undefined ) { | |
6507 | |
6508 return ret; | |
6509 } | |
6510 | |
6511 // Otherwise just get the value from the style object | |
6512 return style[ name ]; | |
6513 } | |
6514 }, | |
6515 | |
6516 css: function( elem, name, extra, styles ) { | |
6517 var val, num, hooks, | |
6518 origName = camelCase( name ), | |
6519 isCustomProp = rcustomProp.test( name ); | |
6520 | |
6521 // Make sure that we're working with the right name. We don't | |
6522 // want to modify the value if it is a CSS custom property | |
6523 // since they are user-defined. | |
6524 if ( !isCustomProp ) { | |
6525 name = finalPropName( origName ); | |
6526 } | |
6527 | |
6528 // Try prefixed name followed by the unprefixed name | |
6529 hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; | |
6530 | |
6531 // If a hook was provided get the computed value from there | |
6532 if ( hooks && "get" in hooks ) { | |
6533 val = hooks.get( elem, true, extra ); | |
6534 } | |
6535 | |
6536 // Otherwise, if a way to get the computed value exists, use that | |
6537 if ( val === undefined ) { | |
6538 val = curCSS( elem, name, styles ); | |
6539 } | |
6540 | |
6541 // Convert "normal" to computed value | |
6542 if ( val === "normal" && name in cssNormalTransform ) { | |
6543 val = cssNormalTransform[ name ]; | |
6544 } | |
6545 | |
6546 // Make numeric if forced or a qualifier was provided and val looks numeric | |
6547 if ( extra === "" || extra ) { | |
6548 num = parseFloat( val ); | |
6549 return extra === true || isFinite( num ) ? num || 0 : val; | |
6550 } | |
6551 | |
6552 return val; | |
6553 } | |
6554 } ); | |
6555 | |
6556 jQuery.each( [ "height", "width" ], function( i, dimension ) { | |
6557 jQuery.cssHooks[ dimension ] = { | |
6558 get: function( elem, computed, extra ) { | |
6559 if ( computed ) { | |
6560 | |
6561 // Certain elements can have dimension info if we invisibly show them | |
6562 // but it must have a current display style that would benefit | |
6563 return rdisplayswap.test( jQuery.css( elem, "display" ) ) && | |
6564 | |
6565 // Support: Safari 8+ | |
6566 // Table columns in Safari have non-zero offsetWidth & zero | |
6567 // getBoundingClientRect().width unless display is changed. | |
6568 // Support: IE <=11 only | |
6569 // Running getBoundingClientRect on a disconnected node | |
6570 // in IE throws an error. | |
6571 ( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ? | |
6572 swap( elem, cssShow, function() { | |
6573 return getWidthOrHeight( elem, dimension, extra ); | |
6574 } ) : | |
6575 getWidthOrHeight( elem, dimension, extra ); | |
6576 } | |
6577 }, | |
6578 | |
6579 set: function( elem, value, extra ) { | |
6580 var matches, | |
6581 styles = getStyles( elem ), | |
6582 isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box", | |
6583 subtract = extra && boxModelAdjustment( | |
6584 elem, | |
6585 dimension, | |
6586 extra, | |
6587 isBorderBox, | |
6588 styles | |
6589 ); | |
6590 | |
6591 // Account for unreliable border-box dimensions by comparing offset* to computed and | |
6592 // faking a content-box to get border and padding (gh-3699) | |
6593 if ( isBorderBox && support.scrollboxSize() === styles.position ) { | |
6594 subtract -= Math.ceil( | |
6595 elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] - | |
6596 parseFloat( styles[ dimension ] ) - | |
6597 boxModelAdjustment( elem, dimension, "border", false, styles ) - | |
6598 0.5 | |
6599 ); | |
6600 } | |
6601 | |
6602 // Convert to pixels if value adjustment is needed | |
6603 if ( subtract && ( matches = rcssNum.exec( value ) ) && | |
6604 ( matches[ 3 ] || "px" ) !== "px" ) { | |
6605 | |
6606 elem.style[ dimension ] = value; | |
6607 value = jQuery.css( elem, dimension ); | |
6608 } | |
6609 | |
6610 return setPositiveNumber( elem, value, subtract ); | |
6611 } | |
6612 }; | |
6613 } ); | |
6614 | |
6615 jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft, | |
6616 function( elem, computed ) { | |
6617 if ( computed ) { | |
6618 return ( parseFloat( curCSS( elem, "marginLeft" ) ) || | |
6619 elem.getBoundingClientRect().left - | |
6620 swap( elem, { marginLeft: 0 }, function() { | |
6621 return elem.getBoundingClientRect().left; | |
6622 } ) | |
6623 ) + "px"; | |
6624 } | |
6625 } | |
6626 ); | |
6627 | |
6628 // These hooks are used by animate to expand properties | |
6629 jQuery.each( { | |
6630 margin: "", | |
6631 padding: "", | |
6632 border: "Width" | |
6633 }, function( prefix, suffix ) { | |
6634 jQuery.cssHooks[ prefix + suffix ] = { | |
6635 expand: function( value ) { | |
6636 var i = 0, | |
6637 expanded = {}, | |
6638 | |
6639 // Assumes a single number if not a string | |
6640 parts = typeof value === "string" ? value.split( " " ) : [ value ]; | |
6641 | |
6642 for ( ; i < 4; i++ ) { | |
6643 expanded[ prefix + cssExpand[ i ] + suffix ] = | |
6644 parts[ i ] || parts[ i - 2 ] || parts[ 0 ]; | |
6645 } | |
6646 | |
6647 return expanded; | |
6648 } | |
6649 }; | |
6650 | |
6651 if ( prefix !== "margin" ) { | |
6652 jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; | |
6653 } | |
6654 } ); | |
6655 | |
6656 jQuery.fn.extend( { | |
6657 css: function( name, value ) { | |
6658 return access( this, function( elem, name, value ) { | |
6659 var styles, len, | |
6660 map = {}, | |
6661 i = 0; | |
6662 | |
6663 if ( Array.isArray( name ) ) { | |
6664 styles = getStyles( elem ); | |
6665 len = name.length; | |
6666 | |
6667 for ( ; i < len; i++ ) { | |
6668 map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles ); | |
6669 } | |
6670 | |
6671 return map; | |
6672 } | |
6673 | |
6674 return value !== undefined ? | |
6675 jQuery.style( elem, name, value ) : | |
6676 jQuery.css( elem, name ); | |
6677 }, name, value, arguments.length > 1 ); | |
6678 } | |
6679 } ); | |
6680 | |
6681 | |
6682 // Based off of the plugin by Clint Helfers, with permission. | |
6683 // https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/ | |
6684 jQuery.fn.delay = function( time, type ) { | |
6685 time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; | |
6686 type = type || "fx"; | |
6687 | |
6688 return this.queue( type, function( next, hooks ) { | |
6689 var timeout = window.setTimeout( next, time ); | |
6690 hooks.stop = function() { | |
6691 window.clearTimeout( timeout ); | |
6692 }; | |
6693 } ); | |
6694 }; | |
6695 | |
6696 | |
6697 ( function() { | |
6698 var input = document.createElement( "input" ), | |
6699 select = document.createElement( "select" ), | |
6700 opt = select.appendChild( document.createElement( "option" ) ); | |
6701 | |
6702 input.type = "checkbox"; | |
6703 | |
6704 // Support: Android <=4.3 only | |
6705 // Default value for a checkbox should be "on" | |
6706 support.checkOn = input.value !== ""; | |
6707 | |
6708 // Support: IE <=11 only | |
6709 // Must access selectedIndex to make default options select | |
6710 support.optSelected = opt.selected; | |
6711 | |
6712 // Support: IE <=11 only | |
6713 // An input loses its value after becoming a radio | |
6714 input = document.createElement( "input" ); | |
6715 input.value = "t"; | |
6716 input.type = "radio"; | |
6717 support.radioValue = input.value === "t"; | |
6718 } )(); | |
6719 | |
6720 | |
6721 var boolHook, | |
6722 attrHandle = jQuery.expr.attrHandle; | |
6723 | |
6724 jQuery.fn.extend( { | |
6725 attr: function( name, value ) { | |
6726 return access( this, jQuery.attr, name, value, arguments.length > 1 ); | |
6727 }, | |
6728 | |
6729 removeAttr: function( name ) { | |
6730 return this.each( function() { | |
6731 jQuery.removeAttr( this, name ); | |
6732 } ); | |
6733 } | |
6734 } ); | |
6735 | |
6736 jQuery.extend( { | |
6737 attr: function( elem, name, value ) { | |
6738 var ret, hooks, | |
6739 nType = elem.nodeType; | |
6740 | |
6741 // Don't get/set attributes on text, comment and attribute nodes | |
6742 if ( nType === 3 || nType === 8 || nType === 2 ) { | |
6743 return; | |
6744 } | |
6745 | |
6746 // Fallback to prop when attributes are not supported | |
6747 if ( typeof elem.getAttribute === "undefined" ) { | |
6748 return jQuery.prop( elem, name, value ); | |
6749 } | |
6750 | |
6751 // Attribute hooks are determined by the lowercase version | |
6752 // Grab necessary hook if one is defined | |
6753 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { | |
6754 hooks = jQuery.attrHooks[ name.toLowerCase() ] || | |
6755 ( jQuery.expr.match.bool.test( name ) ? boolHook : undefined ); | |
6756 } | |
6757 | |
6758 if ( value !== undefined ) { | |
6759 if ( value === null ) { | |
6760 jQuery.removeAttr( elem, name ); | |
6761 return; | |
6762 } | |
6763 | |
6764 if ( hooks && "set" in hooks && | |
6765 ( ret = hooks.set( elem, value, name ) ) !== undefined ) { | |
6766 return ret; | |
6767 } | |
6768 | |
6769 elem.setAttribute( name, value + "" ); | |
6770 return value; | |
6771 } | |
6772 | |
6773 if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { | |
6774 return ret; | |
6775 } | |
6776 | |
6777 ret = jQuery.find.attr( elem, name ); | |
6778 | |
6779 // Non-existent attributes return null, we normalize to undefined | |
6780 return ret == null ? undefined : ret; | |
6781 }, | |
6782 | |
6783 attrHooks: { | |
6784 type: { | |
6785 set: function( elem, value ) { | |
6786 if ( !support.radioValue && value === "radio" && | |
6787 nodeName( elem, "input" ) ) { | |
6788 var val = elem.value; | |
6789 elem.setAttribute( "type", value ); | |
6790 if ( val ) { | |
6791 elem.value = val; | |
6792 } | |
6793 return value; | |
6794 } | |
6795 } | |
6796 } | |
6797 }, | |
6798 | |
6799 removeAttr: function( elem, value ) { | |
6800 var name, | |
6801 i = 0, | |
6802 | |
6803 // Attribute names can contain non-HTML whitespace characters | |
6804 // https://html.spec.whatwg.org/multipage/syntax.html#attributes-2 | |
6805 attrNames = value && value.match( rnothtmlwhite ); | |
6806 | |
6807 if ( attrNames && elem.nodeType === 1 ) { | |
6808 while ( ( name = attrNames[ i++ ] ) ) { | |
6809 elem.removeAttribute( name ); | |
6810 } | |
6811 } | |
6812 } | |
6813 } ); | |
6814 | |
6815 // Hooks for boolean attributes | |
6816 boolHook = { | |
6817 set: function( elem, value, name ) { | |
6818 if ( value === false ) { | |
6819 | |
6820 // Remove boolean attributes when set to false | |
6821 jQuery.removeAttr( elem, name ); | |
6822 } else { | |
6823 elem.setAttribute( name, name ); | |
6824 } | |
6825 return name; | |
6826 } | |
6827 }; | |
6828 | |
6829 jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { | |
6830 var getter = attrHandle[ name ] || jQuery.find.attr; | |
6831 | |
6832 attrHandle[ name ] = function( elem, name, isXML ) { | |
6833 var ret, handle, | |
6834 lowercaseName = name.toLowerCase(); | |
6835 | |
6836 if ( !isXML ) { | |
6837 | |
6838 // Avoid an infinite loop by temporarily removing this function from the getter | |
6839 handle = attrHandle[ lowercaseName ]; | |
6840 attrHandle[ lowercaseName ] = ret; | |
6841 ret = getter( elem, name, isXML ) != null ? | |
6842 lowercaseName : | |
6843 null; | |
6844 attrHandle[ lowercaseName ] = handle; | |
6845 } | |
6846 return ret; | |
6847 }; | |
6848 } ); | |
6849 | |
6850 | |
6851 | |
6852 | |
6853 var rfocusable = /^(?:input|select|textarea|button)$/i, | |
6854 rclickable = /^(?:a|area)$/i; | |
6855 | |
6856 jQuery.fn.extend( { | |
6857 prop: function( name, value ) { | |
6858 return access( this, jQuery.prop, name, value, arguments.length > 1 ); | |
6859 }, | |
6860 | |
6861 removeProp: function( name ) { | |
6862 return this.each( function() { | |
6863 delete this[ jQuery.propFix[ name ] || name ]; | |
6864 } ); | |
6865 } | |
6866 } ); | |
6867 | |
6868 jQuery.extend( { | |
6869 prop: function( elem, name, value ) { | |
6870 var ret, hooks, | |
6871 nType = elem.nodeType; | |
6872 | |
6873 // Don't get/set properties on text, comment and attribute nodes | |
6874 if ( nType === 3 || nType === 8 || nType === 2 ) { | |
6875 return; | |
6876 } | |
6877 | |
6878 if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) { | |
6879 | |
6880 // Fix name and attach hooks | |
6881 name = jQuery.propFix[ name ] || name; | |
6882 hooks = jQuery.propHooks[ name ]; | |
6883 } | |
6884 | |
6885 if ( value !== undefined ) { | |
6886 if ( hooks && "set" in hooks && | |
6887 ( ret = hooks.set( elem, value, name ) ) !== undefined ) { | |
6888 return ret; | |
6889 } | |
6890 | |
6891 return ( elem[ name ] = value ); | |
6892 } | |
6893 | |
6894 if ( hooks && "get" in hooks && ( ret = hooks.get( elem, name ) ) !== null ) { | |
6895 return ret; | |
6896 } | |
6897 | |
6898 return elem[ name ]; | |
6899 }, | |
6900 | |
6901 propHooks: { | |
6902 tabIndex: { | |
6903 get: function( elem ) { | |
6904 | |
6905 // Support: IE <=9 - 11 only | |
6906 // elem.tabIndex doesn't always return the | |
6907 // correct value when it hasn't been explicitly set | |
6908 // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ | |
6909 // Use proper attribute retrieval(#12072) | |
6910 var tabindex = jQuery.find.attr( elem, "tabindex" ); | |
6911 | |
6912 if ( tabindex ) { | |
6913 return parseInt( tabindex, 10 ); | |
6914 } | |
6915 | |
6916 if ( | |
6917 rfocusable.test( elem.nodeName ) || | |
6918 rclickable.test( elem.nodeName ) && | |
6919 elem.href | |
6920 ) { | |
6921 return 0; | |
6922 } | |
6923 | |
6924 return -1; | |
6925 } | |
6926 } | |
6927 }, | |
6928 | |
6929 propFix: { | |
6930 "for": "htmlFor", | |
6931 "class": "className" | |
6932 } | |
6933 } ); | |
6934 | |
6935 // Support: IE <=11 only | |
6936 // Accessing the selectedIndex property | |
6937 // forces the browser to respect setting selected | |
6938 // on the option | |
6939 // The getter ensures a default option is selected | |
6940 // when in an optgroup | |
6941 // eslint rule "no-unused-expressions" is disabled for this code | |
6942 // since it considers such accessions noop | |
6943 if ( !support.optSelected ) { | |
6944 jQuery.propHooks.selected = { | |
6945 get: function( elem ) { | |
6946 | |
6947 /* eslint no-unused-expressions: "off" */ | |
6948 | |
6949 var parent = elem.parentNode; | |
6950 if ( parent && parent.parentNode ) { | |
6951 parent.parentNode.selectedIndex; | |
6952 } | |
6953 return null; | |
6954 }, | |
6955 set: function( elem ) { | |
6956 | |
6957 /* eslint no-unused-expressions: "off" */ | |
6958 | |
6959 var parent = elem.parentNode; | |
6960 if ( parent ) { | |
6961 parent.selectedIndex; | |
6962 | |
6963 if ( parent.parentNode ) { | |
6964 parent.parentNode.selectedIndex; | |
6965 } | |
6966 } | |
6967 } | |
6968 }; | |
6969 } | |
6970 | |
6971 jQuery.each( [ | |
6972 "tabIndex", | |
6973 "readOnly", | |
6974 "maxLength", | |
6975 "cellSpacing", | |
6976 "cellPadding", | |
6977 "rowSpan", | |
6978 "colSpan", | |
6979 "useMap", | |
6980 "frameBorder", | |
6981 "contentEditable" | |
6982 ], function() { | |
6983 jQuery.propFix[ this.toLowerCase() ] = this; | |
6984 } ); | |
6985 | |
6986 | |
6987 | |
6988 | |
6989 // Strip and collapse whitespace according to HTML spec | |
6990 // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace | |
6991 function stripAndCollapse( value ) { | |
6992 var tokens = value.match( rnothtmlwhite ) || []; | |
6993 return tokens.join( " " ); | |
6994 } | |
6995 | |
6996 | |
6997 function getClass( elem ) { | |
6998 return elem.getAttribute && elem.getAttribute( "class" ) || ""; | |
6999 } | |
7000 | |
7001 function classesToArray( value ) { | |
7002 if ( Array.isArray( value ) ) { | |
7003 return value; | |
7004 } | |
7005 if ( typeof value === "string" ) { | |
7006 return value.match( rnothtmlwhite ) || []; | |
7007 } | |
7008 return []; | |
7009 } | |
7010 | |
7011 jQuery.fn.extend( { | |
7012 addClass: function( value ) { | |
7013 var classes, elem, cur, curValue, clazz, j, finalValue, | |
7014 i = 0; | |
7015 | |
7016 if ( isFunction( value ) ) { | |
7017 return this.each( function( j ) { | |
7018 jQuery( this ).addClass( value.call( this, j, getClass( this ) ) ); | |
7019 } ); | |
7020 } | |
7021 | |
7022 classes = classesToArray( value ); | |
7023 | |
7024 if ( classes.length ) { | |
7025 while ( ( elem = this[ i++ ] ) ) { | |
7026 curValue = getClass( elem ); | |
7027 cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); | |
7028 | |
7029 if ( cur ) { | |
7030 j = 0; | |
7031 while ( ( clazz = classes[ j++ ] ) ) { | |
7032 if ( cur.indexOf( " " + clazz + " " ) < 0 ) { | |
7033 cur += clazz + " "; | |
7034 } | |
7035 } | |
7036 | |
7037 // Only assign if different to avoid unneeded rendering. | |
7038 finalValue = stripAndCollapse( cur ); | |
7039 if ( curValue !== finalValue ) { | |
7040 elem.setAttribute( "class", finalValue ); | |
7041 } | |
7042 } | |
7043 } | |
7044 } | |
7045 | |
7046 return this; | |
7047 }, | |
7048 | |
7049 removeClass: function( value ) { | |
7050 var classes, elem, cur, curValue, clazz, j, finalValue, | |
7051 i = 0; | |
7052 | |
7053 if ( isFunction( value ) ) { | |
7054 return this.each( function( j ) { | |
7055 jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) ); | |
7056 } ); | |
7057 } | |
7058 | |
7059 if ( !arguments.length ) { | |
7060 return this.attr( "class", "" ); | |
7061 } | |
7062 | |
7063 classes = classesToArray( value ); | |
7064 | |
7065 if ( classes.length ) { | |
7066 while ( ( elem = this[ i++ ] ) ) { | |
7067 curValue = getClass( elem ); | |
7068 | |
7069 // This expression is here for better compressibility (see addClass) | |
7070 cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); | |
7071 | |
7072 if ( cur ) { | |
7073 j = 0; | |
7074 while ( ( clazz = classes[ j++ ] ) ) { | |
7075 | |
7076 // Remove *all* instances | |
7077 while ( cur.indexOf( " " + clazz + " " ) > -1 ) { | |
7078 cur = cur.replace( " " + clazz + " ", " " ); | |
7079 } | |
7080 } | |
7081 | |
7082 // Only assign if different to avoid unneeded rendering. | |
7083 finalValue = stripAndCollapse( cur ); | |
7084 if ( curValue !== finalValue ) { | |
7085 elem.setAttribute( "class", finalValue ); | |
7086 } | |
7087 } | |
7088 } | |
7089 } | |
7090 | |
7091 return this; | |
7092 }, | |
7093 | |
7094 toggleClass: function( value, stateVal ) { | |
7095 var type = typeof value, | |
7096 isValidValue = type === "string" || Array.isArray( value ); | |
7097 | |
7098 if ( typeof stateVal === "boolean" && isValidValue ) { | |
7099 return stateVal ? this.addClass( value ) : this.removeClass( value ); | |
7100 } | |
7101 | |
7102 if ( isFunction( value ) ) { | |
7103 return this.each( function( i ) { | |
7104 jQuery( this ).toggleClass( | |
7105 value.call( this, i, getClass( this ), stateVal ), | |
7106 stateVal | |
7107 ); | |
7108 } ); | |
7109 } | |
7110 | |
7111 return this.each( function() { | |
7112 var className, i, self, classNames; | |
7113 | |
7114 if ( isValidValue ) { | |
7115 | |
7116 // Toggle individual class names | |
7117 i = 0; | |
7118 self = jQuery( this ); | |
7119 classNames = classesToArray( value ); | |
7120 | |
7121 while ( ( className = classNames[ i++ ] ) ) { | |
7122 | |
7123 // Check each className given, space separated list | |
7124 if ( self.hasClass( className ) ) { | |
7125 self.removeClass( className ); | |
7126 } else { | |
7127 self.addClass( className ); | |
7128 } | |
7129 } | |
7130 | |
7131 // Toggle whole class name | |
7132 } else if ( value === undefined || type === "boolean" ) { | |
7133 className = getClass( this ); | |
7134 if ( className ) { | |
7135 | |
7136 // Store className if set | |
7137 dataPriv.set( this, "__className__", className ); | |
7138 } | |
7139 | |
7140 // If the element has a class name or if we're passed `false`, | |
7141 // then remove the whole classname (if there was one, the above saved it). | |
7142 // Otherwise bring back whatever was previously saved (if anything), | |
7143 // falling back to the empty string if nothing was stored. | |
7144 if ( this.setAttribute ) { | |
7145 this.setAttribute( "class", | |
7146 className || value === false ? | |
7147 "" : | |
7148 dataPriv.get( this, "__className__" ) || "" | |
7149 ); | |
7150 } | |
7151 } | |
7152 } ); | |
7153 }, | |
7154 | |
7155 hasClass: function( selector ) { | |
7156 var className, elem, | |
7157 i = 0; | |
7158 | |
7159 className = " " + selector + " "; | |
7160 while ( ( elem = this[ i++ ] ) ) { | |
7161 if ( elem.nodeType === 1 && | |
7162 ( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) { | |
7163 return true; | |
7164 } | |
7165 } | |
7166 | |
7167 return false; | |
7168 } | |
7169 } ); | |
7170 | |
7171 | |
7172 | |
7173 | |
7174 var rreturn = /\r/g; | |
7175 | |
7176 jQuery.fn.extend( { | |
7177 val: function( value ) { | |
7178 var hooks, ret, valueIsFunction, | |
7179 elem = this[ 0 ]; | |
7180 | |
7181 if ( !arguments.length ) { | |
7182 if ( elem ) { | |
7183 hooks = jQuery.valHooks[ elem.type ] || | |
7184 jQuery.valHooks[ elem.nodeName.toLowerCase() ]; | |
7185 | |
7186 if ( hooks && | |
7187 "get" in hooks && | |
7188 ( ret = hooks.get( elem, "value" ) ) !== undefined | |
7189 ) { | |
7190 return ret; | |
7191 } | |
7192 | |
7193 ret = elem.value; | |
7194 | |
7195 // Handle most common string cases | |
7196 if ( typeof ret === "string" ) { | |
7197 return ret.replace( rreturn, "" ); | |
7198 } | |
7199 | |
7200 // Handle cases where value is null/undef or number | |
7201 return ret == null ? "" : ret; | |
7202 } | |
7203 | |
7204 return; | |
7205 } | |
7206 | |
7207 valueIsFunction = isFunction( value ); | |
7208 | |
7209 return this.each( function( i ) { | |
7210 var val; | |
7211 | |
7212 if ( this.nodeType !== 1 ) { | |
7213 return; | |
7214 } | |
7215 | |
7216 if ( valueIsFunction ) { | |
7217 val = value.call( this, i, jQuery( this ).val() ); | |
7218 } else { | |
7219 val = value; | |
7220 } | |
7221 | |
7222 // Treat null/undefined as ""; convert numbers to string | |
7223 if ( val == null ) { | |
7224 val = ""; | |
7225 | |
7226 } else if ( typeof val === "number" ) { | |
7227 val += ""; | |
7228 | |
7229 } else if ( Array.isArray( val ) ) { | |
7230 val = jQuery.map( val, function( value ) { | |
7231 return value == null ? "" : value + ""; | |
7232 } ); | |
7233 } | |
7234 | |
7235 hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ]; | |
7236 | |
7237 // If set returns undefined, fall back to normal setting | |
7238 if ( !hooks || !( "set" in hooks ) || hooks.set( this, val, "value" ) === undefined ) { | |
7239 this.value = val; | |
7240 } | |
7241 } ); | |
7242 } | |
7243 } ); | |
7244 | |
7245 jQuery.extend( { | |
7246 valHooks: { | |
7247 option: { | |
7248 get: function( elem ) { | |
7249 | |
7250 var val = jQuery.find.attr( elem, "value" ); | |
7251 return val != null ? | |
7252 val : | |
7253 | |
7254 // Support: IE <=10 - 11 only | |
7255 // option.text throws exceptions (#14686, #14858) | |
7256 // Strip and collapse whitespace | |
7257 // https://html.spec.whatwg.org/#strip-and-collapse-whitespace | |
7258 stripAndCollapse( jQuery.text( elem ) ); | |
7259 } | |
7260 }, | |
7261 select: { | |
7262 get: function( elem ) { | |
7263 var value, option, i, | |
7264 options = elem.options, | |
7265 index = elem.selectedIndex, | |
7266 one = elem.type === "select-one", | |
7267 values = one ? null : [], | |
7268 max = one ? index + 1 : options.length; | |
7269 | |
7270 if ( index < 0 ) { | |
7271 i = max; | |
7272 | |
7273 } else { | |
7274 i = one ? index : 0; | |
7275 } | |
7276 | |
7277 // Loop through all the selected options | |
7278 for ( ; i < max; i++ ) { | |
7279 option = options[ i ]; | |
7280 | |
7281 // Support: IE <=9 only | |
7282 // IE8-9 doesn't update selected after form reset (#2551) | |
7283 if ( ( option.selected || i === index ) && | |
7284 | |
7285 // Don't return options that are disabled or in a disabled optgroup | |
7286 !option.disabled && | |
7287 ( !option.parentNode.disabled || | |
7288 !nodeName( option.parentNode, "optgroup" ) ) ) { | |
7289 | |
7290 // Get the specific value for the option | |
7291 value = jQuery( option ).val(); | |
7292 | |
7293 // We don't need an array for one selects | |
7294 if ( one ) { | |
7295 return value; | |
7296 } | |
7297 | |
7298 // Multi-Selects return an array | |
7299 values.push( value ); | |
7300 } | |
7301 } | |
7302 | |
7303 return values; | |
7304 }, | |
7305 | |
7306 set: function( elem, value ) { | |
7307 var optionSet, option, | |
7308 options = elem.options, | |
7309 values = jQuery.makeArray( value ), | |
7310 i = options.length; | |
7311 | |
7312 while ( i-- ) { | |
7313 option = options[ i ]; | |
7314 | |
7315 /* eslint-disable no-cond-assign */ | |
7316 | |
7317 if ( option.selected = | |
7318 jQuery.inArray( jQuery.valHooks.option.get( option ), values ) > -1 | |
7319 ) { | |
7320 optionSet = true; | |
7321 } | |
7322 | |
7323 /* eslint-enable no-cond-assign */ | |
7324 } | |
7325 | |
7326 // Force browsers to behave consistently when non-matching value is set | |
7327 if ( !optionSet ) { | |
7328 elem.selectedIndex = -1; | |
7329 } | |
7330 return values; | |
7331 } | |
7332 } | |
7333 } | |
7334 } ); | |
7335 | |
7336 // Radios and checkboxes getter/setter | |
7337 jQuery.each( [ "radio", "checkbox" ], function() { | |
7338 jQuery.valHooks[ this ] = { | |
7339 set: function( elem, value ) { | |
7340 if ( Array.isArray( value ) ) { | |
7341 return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 ); | |
7342 } | |
7343 } | |
7344 }; | |
7345 if ( !support.checkOn ) { | |
7346 jQuery.valHooks[ this ].get = function( elem ) { | |
7347 return elem.getAttribute( "value" ) === null ? "on" : elem.value; | |
7348 }; | |
7349 } | |
7350 } ); | |
7351 | |
7352 | |
7353 | |
7354 | |
7355 // Return jQuery for attributes-only inclusion | |
7356 | |
7357 | |
7358 support.focusin = "onfocusin" in window; | |
7359 | |
7360 | |
7361 var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, | |
7362 stopPropagationCallback = function( e ) { | |
7363 e.stopPropagation(); | |
7364 }; | |
7365 | |
7366 jQuery.extend( jQuery.event, { | |
7367 | |
7368 trigger: function( event, data, elem, onlyHandlers ) { | |
7369 | |
7370 var i, cur, tmp, bubbleType, ontype, handle, special, lastElement, | |
7371 eventPath = [ elem || document ], | |
7372 type = hasOwn.call( event, "type" ) ? event.type : event, | |
7373 namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : []; | |
7374 | |
7375 cur = lastElement = tmp = elem = elem || document; | |
7376 | |
7377 // Don't do events on text and comment nodes | |
7378 if ( elem.nodeType === 3 || elem.nodeType === 8 ) { | |
7379 return; | |
7380 } | |
7381 | |
7382 // focus/blur morphs to focusin/out; ensure we're not firing them right now | |
7383 if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { | |
7384 return; | |
7385 } | |
7386 | |
7387 if ( type.indexOf( "." ) > -1 ) { | |
7388 | |
7389 // Namespaced trigger; create a regexp to match event type in handle() | |
7390 namespaces = type.split( "." ); | |
7391 type = namespaces.shift(); | |
7392 namespaces.sort(); | |
7393 } | |
7394 ontype = type.indexOf( ":" ) < 0 && "on" + type; | |
7395 | |
7396 // Caller can pass in a jQuery.Event object, Object, or just an event type string | |
7397 event = event[ jQuery.expando ] ? | |
7398 event : | |
7399 new jQuery.Event( type, typeof event === "object" && event ); | |
7400 | |
7401 // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) | |
7402 event.isTrigger = onlyHandlers ? 2 : 3; | |
7403 event.namespace = namespaces.join( "." ); | |
7404 event.rnamespace = event.namespace ? | |
7405 new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) : | |
7406 null; | |
7407 | |
7408 // Clean up the event in case it is being reused | |
7409 event.result = undefined; | |
7410 if ( !event.target ) { | |
7411 event.target = elem; | |
7412 } | |
7413 | |
7414 // Clone any incoming data and prepend the event, creating the handler arg list | |
7415 data = data == null ? | |
7416 [ event ] : | |
7417 jQuery.makeArray( data, [ event ] ); | |
7418 | |
7419 // Allow special events to draw outside the lines | |
7420 special = jQuery.event.special[ type ] || {}; | |
7421 if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { | |
7422 return; | |
7423 } | |
7424 | |
7425 // Determine event propagation path in advance, per W3C events spec (#9951) | |
7426 // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) | |
7427 if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) { | |
7428 | |
7429 bubbleType = special.delegateType || type; | |
7430 if ( !rfocusMorph.test( bubbleType + type ) ) { | |
7431 cur = cur.parentNode; | |
7432 } | |
7433 for ( ; cur; cur = cur.parentNode ) { | |
7434 eventPath.push( cur ); | |
7435 tmp = cur; | |
7436 } | |
7437 | |
7438 // Only add window if we got to document (e.g., not plain obj or detached DOM) | |
7439 if ( tmp === ( elem.ownerDocument || document ) ) { | |
7440 eventPath.push( tmp.defaultView || tmp.parentWindow || window ); | |
7441 } | |
7442 } | |
7443 | |
7444 // Fire handlers on the event path | |
7445 i = 0; | |
7446 while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) { | |
7447 lastElement = cur; | |
7448 event.type = i > 1 ? | |
7449 bubbleType : | |
7450 special.bindType || type; | |
7451 | |
7452 // jQuery handler | |
7453 handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] && | |
7454 dataPriv.get( cur, "handle" ); | |
7455 if ( handle ) { | |
7456 handle.apply( cur, data ); | |
7457 } | |
7458 | |
7459 // Native handler | |
7460 handle = ontype && cur[ ontype ]; | |
7461 if ( handle && handle.apply && acceptData( cur ) ) { | |
7462 event.result = handle.apply( cur, data ); | |
7463 if ( event.result === false ) { | |
7464 event.preventDefault(); | |
7465 } | |
7466 } | |
7467 } | |
7468 event.type = type; | |
7469 | |
7470 // If nobody prevented the default action, do it now | |
7471 if ( !onlyHandlers && !event.isDefaultPrevented() ) { | |
7472 | |
7473 if ( ( !special._default || | |
7474 special._default.apply( eventPath.pop(), data ) === false ) && | |
7475 acceptData( elem ) ) { | |
7476 | |
7477 // Call a native DOM method on the target with the same name as the event. | |
7478 // Don't do default actions on window, that's where global variables be (#6170) | |
7479 if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) { | |
7480 | |
7481 // Don't re-trigger an onFOO event when we call its FOO() method | |
7482 tmp = elem[ ontype ]; | |
7483 | |
7484 if ( tmp ) { | |
7485 elem[ ontype ] = null; | |
7486 } | |
7487 | |
7488 // Prevent re-triggering of the same event, since we already bubbled it above | |
7489 jQuery.event.triggered = type; | |
7490 | |
7491 if ( event.isPropagationStopped() ) { | |
7492 lastElement.addEventListener( type, stopPropagationCallback ); | |
7493 } | |
7494 | |
7495 elem[ type ](); | |
7496 | |
7497 if ( event.isPropagationStopped() ) { | |
7498 lastElement.removeEventListener( type, stopPropagationCallback ); | |
7499 } | |
7500 | |
7501 jQuery.event.triggered = undefined; | |
7502 | |
7503 if ( tmp ) { | |
7504 elem[ ontype ] = tmp; | |
7505 } | |
7506 } | |
7507 } | |
7508 } | |
7509 | |
7510 return event.result; | |
7511 }, | |
7512 | |
7513 // Piggyback on a donor event to simulate a different one | |
7514 // Used only for `focus(in | out)` events | |
7515 simulate: function( type, elem, event ) { | |
7516 var e = jQuery.extend( | |
7517 new jQuery.Event(), | |
7518 event, | |
7519 { | |
7520 type: type, | |
7521 isSimulated: true | |
7522 } | |
7523 ); | |
7524 | |
7525 jQuery.event.trigger( e, null, elem ); | |
7526 } | |
7527 | |
7528 } ); | |
7529 | |
7530 jQuery.fn.extend( { | |
7531 | |
7532 trigger: function( type, data ) { | |
7533 return this.each( function() { | |
7534 jQuery.event.trigger( type, data, this ); | |
7535 } ); | |
7536 }, | |
7537 triggerHandler: function( type, data ) { | |
7538 var elem = this[ 0 ]; | |
7539 if ( elem ) { | |
7540 return jQuery.event.trigger( type, data, elem, true ); | |
7541 } | |
7542 } | |
7543 } ); | |
7544 | |
7545 | |
7546 // Support: Firefox <=44 | |
7547 // Firefox doesn't have focus(in | out) events | |
7548 // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787 | |
7549 // | |
7550 // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1 | |
7551 // focus(in | out) events fire after focus & blur events, | |
7552 // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order | |
7553 // Related ticket - https://bugs.chromium.org/p/chromium/issues/detail?id=449857 | |
7554 if ( !support.focusin ) { | |
7555 jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) { | |
7556 | |
7557 // Attach a single capturing handler on the document while someone wants focusin/focusout | |
7558 var handler = function( event ) { | |
7559 jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) ); | |
7560 }; | |
7561 | |
7562 jQuery.event.special[ fix ] = { | |
7563 setup: function() { | |
7564 var doc = this.ownerDocument || this, | |
7565 attaches = dataPriv.access( doc, fix ); | |
7566 | |
7567 if ( !attaches ) { | |
7568 doc.addEventListener( orig, handler, true ); | |
7569 } | |
7570 dataPriv.access( doc, fix, ( attaches || 0 ) + 1 ); | |
7571 }, | |
7572 teardown: function() { | |
7573 var doc = this.ownerDocument || this, | |
7574 attaches = dataPriv.access( doc, fix ) - 1; | |
7575 | |
7576 if ( !attaches ) { | |
7577 doc.removeEventListener( orig, handler, true ); | |
7578 dataPriv.remove( doc, fix ); | |
7579 | |
7580 } else { | |
7581 dataPriv.access( doc, fix, attaches ); | |
7582 } | |
7583 } | |
7584 }; | |
7585 } ); | |
7586 } | |
7587 | |
7588 | |
7589 var | |
7590 rbracket = /\[\]$/, | |
7591 rCRLF = /\r?\n/g, | |
7592 rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i, | |
7593 rsubmittable = /^(?:input|select|textarea|keygen)/i; | |
7594 | |
7595 function buildParams( prefix, obj, traditional, add ) { | |
7596 var name; | |
7597 | |
7598 if ( Array.isArray( obj ) ) { | |
7599 | |
7600 // Serialize array item. | |
7601 jQuery.each( obj, function( i, v ) { | |
7602 if ( traditional || rbracket.test( prefix ) ) { | |
7603 | |
7604 // Treat each array item as a scalar. | |
7605 add( prefix, v ); | |
7606 | |
7607 } else { | |
7608 | |
7609 // Item is non-scalar (array or object), encode its numeric index. | |
7610 buildParams( | |
7611 prefix + "[" + ( typeof v === "object" && v != null ? i : "" ) + "]", | |
7612 v, | |
7613 traditional, | |
7614 add | |
7615 ); | |
7616 } | |
7617 } ); | |
7618 | |
7619 } else if ( !traditional && toType( obj ) === "object" ) { | |
7620 | |
7621 // Serialize object item. | |
7622 for ( name in obj ) { | |
7623 buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add ); | |
7624 } | |
7625 | |
7626 } else { | |
7627 | |
7628 // Serialize scalar item. | |
7629 add( prefix, obj ); | |
7630 } | |
7631 } | |
7632 | |
7633 // Serialize an array of form elements or a set of | |
7634 // key/values into a query string | |
7635 jQuery.param = function( a, traditional ) { | |
7636 var prefix, | |
7637 s = [], | |
7638 add = function( key, valueOrFunction ) { | |
7639 | |
7640 // If value is a function, invoke it and use its return value | |
7641 var value = isFunction( valueOrFunction ) ? | |
7642 valueOrFunction() : | |
7643 valueOrFunction; | |
7644 | |
7645 s[ s.length ] = encodeURIComponent( key ) + "=" + | |
7646 encodeURIComponent( value == null ? "" : value ); | |
7647 }; | |
7648 | |
7649 // If an array was passed in, assume that it is an array of form elements. | |
7650 if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { | |
7651 | |
7652 // Serialize the form elements | |
7653 jQuery.each( a, function() { | |
7654 add( this.name, this.value ); | |
7655 } ); | |
7656 | |
7657 } else { | |
7658 | |
7659 // If traditional, encode the "old" way (the way 1.3.2 or older | |
7660 // did it), otherwise encode params recursively. | |
7661 for ( prefix in a ) { | |
7662 buildParams( prefix, a[ prefix ], traditional, add ); | |
7663 } | |
7664 } | |
7665 | |
7666 // Return the resulting serialization | |
7667 return s.join( "&" ); | |
7668 }; | |
7669 | |
7670 jQuery.fn.extend( { | |
7671 serialize: function() { | |
7672 return jQuery.param( this.serializeArray() ); | |
7673 }, | |
7674 serializeArray: function() { | |
7675 return this.map( function() { | |
7676 | |
7677 // Can add propHook for "elements" to filter or add form elements | |
7678 var elements = jQuery.prop( this, "elements" ); | |
7679 return elements ? jQuery.makeArray( elements ) : this; | |
7680 } ) | |
7681 .filter( function() { | |
7682 var type = this.type; | |
7683 | |
7684 // Use .is( ":disabled" ) so that fieldset[disabled] works | |
7685 return this.name && !jQuery( this ).is( ":disabled" ) && | |
7686 rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && | |
7687 ( this.checked || !rcheckableType.test( type ) ); | |
7688 } ) | |
7689 .map( function( i, elem ) { | |
7690 var val = jQuery( this ).val(); | |
7691 | |
7692 if ( val == null ) { | |
7693 return null; | |
7694 } | |
7695 | |
7696 if ( Array.isArray( val ) ) { | |
7697 return jQuery.map( val, function( val ) { | |
7698 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; | |
7699 } ); | |
7700 } | |
7701 | |
7702 return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; | |
7703 } ).get(); | |
7704 } | |
7705 } ); | |
7706 | |
7707 | |
7708 jQuery.fn.extend( { | |
7709 wrapAll: function( html ) { | |
7710 var wrap; | |
7711 | |
7712 if ( this[ 0 ] ) { | |
7713 if ( isFunction( html ) ) { | |
7714 html = html.call( this[ 0 ] ); | |
7715 } | |
7716 | |
7717 // The elements to wrap the target around | |
7718 wrap = jQuery( html, this[ 0 ].ownerDocument ).eq( 0 ).clone( true ); | |
7719 | |
7720 if ( this[ 0 ].parentNode ) { | |
7721 wrap.insertBefore( this[ 0 ] ); | |
7722 } | |
7723 | |
7724 wrap.map( function() { | |
7725 var elem = this; | |
7726 | |
7727 while ( elem.firstElementChild ) { | |
7728 elem = elem.firstElementChild; | |
7729 } | |
7730 | |
7731 return elem; | |
7732 } ).append( this ); | |
7733 } | |
7734 | |
7735 return this; | |
7736 }, | |
7737 | |
7738 wrapInner: function( html ) { | |
7739 if ( isFunction( html ) ) { | |
7740 return this.each( function( i ) { | |
7741 jQuery( this ).wrapInner( html.call( this, i ) ); | |
7742 } ); | |
7743 } | |
7744 | |
7745 return this.each( function() { | |
7746 var self = jQuery( this ), | |
7747 contents = self.contents(); | |
7748 | |
7749 if ( contents.length ) { | |
7750 contents.wrapAll( html ); | |
7751 | |
7752 } else { | |
7753 self.append( html ); | |
7754 } | |
7755 } ); | |
7756 }, | |
7757 | |
7758 wrap: function( html ) { | |
7759 var htmlIsFunction = isFunction( html ); | |
7760 | |
7761 return this.each( function( i ) { | |
7762 jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html ); | |
7763 } ); | |
7764 }, | |
7765 | |
7766 unwrap: function( selector ) { | |
7767 this.parent( selector ).not( "body" ).each( function() { | |
7768 jQuery( this ).replaceWith( this.childNodes ); | |
7769 } ); | |
7770 return this; | |
7771 } | |
7772 } ); | |
7773 | |
7774 | |
7775 jQuery.expr.pseudos.hidden = function( elem ) { | |
7776 return !jQuery.expr.pseudos.visible( elem ); | |
7777 }; | |
7778 jQuery.expr.pseudos.visible = function( elem ) { | |
7779 return !!( elem.offsetWidth || elem.offsetHeight || elem.getClientRects().length ); | |
7780 }; | |
7781 | |
7782 | |
7783 | |
7784 | |
7785 // Support: Safari 8 only | |
7786 // In Safari 8 documents created via document.implementation.createHTMLDocument | |
7787 // collapse sibling forms: the second one becomes a child of the first one. | |
7788 // Because of that, this security measure has to be disabled in Safari 8. | |
7789 // https://bugs.webkit.org/show_bug.cgi?id=137337 | |
7790 support.createHTMLDocument = ( function() { | |
7791 var body = document.implementation.createHTMLDocument( "" ).body; | |
7792 body.innerHTML = "<form></form><form></form>"; | |
7793 return body.childNodes.length === 2; | |
7794 } )(); | |
7795 | |
7796 | |
7797 // Argument "data" should be string of html | |
7798 // context (optional): If specified, the fragment will be created in this context, | |
7799 // defaults to document | |
7800 // keepScripts (optional): If true, will include scripts passed in the html string | |
7801 jQuery.parseHTML = function( data, context, keepScripts ) { | |
7802 if ( typeof data !== "string" ) { | |
7803 return []; | |
7804 } | |
7805 if ( typeof context === "boolean" ) { | |
7806 keepScripts = context; | |
7807 context = false; | |
7808 } | |
7809 | |
7810 var base, parsed, scripts; | |
7811 | |
7812 if ( !context ) { | |
7813 | |
7814 // Stop scripts or inline event handlers from being executed immediately | |
7815 // by using document.implementation | |
7816 if ( support.createHTMLDocument ) { | |
7817 context = document.implementation.createHTMLDocument( "" ); | |
7818 | |
7819 // Set the base href for the created document | |
7820 // so any parsed elements with URLs | |
7821 // are based on the document's URL (gh-2965) | |
7822 base = context.createElement( "base" ); | |
7823 base.href = document.location.href; | |
7824 context.head.appendChild( base ); | |
7825 } else { | |
7826 context = document; | |
7827 } | |
7828 } | |
7829 | |
7830 parsed = rsingleTag.exec( data ); | |
7831 scripts = !keepScripts && []; | |
7832 | |
7833 // Single tag | |
7834 if ( parsed ) { | |
7835 return [ context.createElement( parsed[ 1 ] ) ]; | |
7836 } | |
7837 | |
7838 parsed = buildFragment( [ data ], context, scripts ); | |
7839 | |
7840 if ( scripts && scripts.length ) { | |
7841 jQuery( scripts ).remove(); | |
7842 } | |
7843 | |
7844 return jQuery.merge( [], parsed.childNodes ); | |
7845 }; | |
7846 | |
7847 | |
7848 jQuery.offset = { | |
7849 setOffset: function( elem, options, i ) { | |
7850 var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition, | |
7851 position = jQuery.css( elem, "position" ), | |
7852 curElem = jQuery( elem ), | |
7853 props = {}; | |
7854 | |
7855 // Set position first, in-case top/left are set even on static elem | |
7856 if ( position === "static" ) { | |
7857 elem.style.position = "relative"; | |
7858 } | |
7859 | |
7860 curOffset = curElem.offset(); | |
7861 curCSSTop = jQuery.css( elem, "top" ); | |
7862 curCSSLeft = jQuery.css( elem, "left" ); | |
7863 calculatePosition = ( position === "absolute" || position === "fixed" ) && | |
7864 ( curCSSTop + curCSSLeft ).indexOf( "auto" ) > -1; | |
7865 | |
7866 // Need to be able to calculate position if either | |
7867 // top or left is auto and position is either absolute or fixed | |
7868 if ( calculatePosition ) { | |
7869 curPosition = curElem.position(); | |
7870 curTop = curPosition.top; | |
7871 curLeft = curPosition.left; | |
7872 | |
7873 } else { | |
7874 curTop = parseFloat( curCSSTop ) || 0; | |
7875 curLeft = parseFloat( curCSSLeft ) || 0; | |
7876 } | |
7877 | |
7878 if ( isFunction( options ) ) { | |
7879 | |
7880 // Use jQuery.extend here to allow modification of coordinates argument (gh-1848) | |
7881 options = options.call( elem, i, jQuery.extend( {}, curOffset ) ); | |
7882 } | |
7883 | |
7884 if ( options.top != null ) { | |
7885 props.top = ( options.top - curOffset.top ) + curTop; | |
7886 } | |
7887 if ( options.left != null ) { | |
7888 props.left = ( options.left - curOffset.left ) + curLeft; | |
7889 } | |
7890 | |
7891 if ( "using" in options ) { | |
7892 options.using.call( elem, props ); | |
7893 | |
7894 } else { | |
7895 curElem.css( props ); | |
7896 } | |
7897 } | |
7898 }; | |
7899 | |
7900 jQuery.fn.extend( { | |
7901 | |
7902 // offset() relates an element's border box to the document origin | |
7903 offset: function( options ) { | |
7904 | |
7905 // Preserve chaining for setter | |
7906 if ( arguments.length ) { | |
7907 return options === undefined ? | |
7908 this : | |
7909 this.each( function( i ) { | |
7910 jQuery.offset.setOffset( this, options, i ); | |
7911 } ); | |
7912 } | |
7913 | |
7914 var rect, win, | |
7915 elem = this[ 0 ]; | |
7916 | |
7917 if ( !elem ) { | |
7918 return; | |
7919 } | |
7920 | |
7921 // Return zeros for disconnected and hidden (display: none) elements (gh-2310) | |
7922 // Support: IE <=11 only | |
7923 // Running getBoundingClientRect on a | |
7924 // disconnected node in IE throws an error | |
7925 if ( !elem.getClientRects().length ) { | |
7926 return { top: 0, left: 0 }; | |
7927 } | |
7928 | |
7929 // Get document-relative position by adding viewport scroll to viewport-relative gBCR | |
7930 rect = elem.getBoundingClientRect(); | |
7931 win = elem.ownerDocument.defaultView; | |
7932 return { | |
7933 top: rect.top + win.pageYOffset, | |
7934 left: rect.left + win.pageXOffset | |
7935 }; | |
7936 }, | |
7937 | |
7938 // position() relates an element's margin box to its offset parent's padding box | |
7939 // This corresponds to the behavior of CSS absolute positioning | |
7940 position: function() { | |
7941 if ( !this[ 0 ] ) { | |
7942 return; | |
7943 } | |
7944 | |
7945 var offsetParent, offset, doc, | |
7946 elem = this[ 0 ], | |
7947 parentOffset = { top: 0, left: 0 }; | |
7948 | |
7949 // position:fixed elements are offset from the viewport, which itself always has zero offset | |
7950 if ( jQuery.css( elem, "position" ) === "fixed" ) { | |
7951 | |
7952 // Assume position:fixed implies availability of getBoundingClientRect | |
7953 offset = elem.getBoundingClientRect(); | |
7954 | |
7955 } else { | |
7956 offset = this.offset(); | |
7957 | |
7958 // Account for the *real* offset parent, which can be the document or its root element | |
7959 // when a statically positioned element is identified | |
7960 doc = elem.ownerDocument; | |
7961 offsetParent = elem.offsetParent || doc.documentElement; | |
7962 while ( offsetParent && | |
7963 ( offsetParent === doc.body || offsetParent === doc.documentElement ) && | |
7964 jQuery.css( offsetParent, "position" ) === "static" ) { | |
7965 | |
7966 offsetParent = offsetParent.parentNode; | |
7967 } | |
7968 if ( offsetParent && offsetParent !== elem && offsetParent.nodeType === 1 ) { | |
7969 | |
7970 // Incorporate borders into its offset, since they are outside its content origin | |
7971 parentOffset = jQuery( offsetParent ).offset(); | |
7972 parentOffset.top += jQuery.css( offsetParent, "borderTopWidth", true ); | |
7973 parentOffset.left += jQuery.css( offsetParent, "borderLeftWidth", true ); | |
7974 } | |
7975 } | |
7976 | |
7977 // Subtract parent offsets and element margins | |
7978 return { | |
7979 top: offset.top - parentOffset.top - jQuery.css( elem, "marginTop", true ), | |
7980 left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true ) | |
7981 }; | |
7982 }, | |
7983 | |
7984 // This method will return documentElement in the following cases: | |
7985 // 1) For the element inside the iframe without offsetParent, this method will return | |
7986 // documentElement of the parent window | |
7987 // 2) For the hidden or detached element | |
7988 // 3) For body or html element, i.e. in case of the html node - it will return itself | |
7989 // | |
7990 // but those exceptions were never presented as a real life use-cases | |
7991 // and might be considered as more preferable results. | |
7992 // | |
7993 // This logic, however, is not guaranteed and can change at any point in the future | |
7994 offsetParent: function() { | |
7995 return this.map( function() { | |
7996 var offsetParent = this.offsetParent; | |
7997 | |
7998 while ( offsetParent && jQuery.css( offsetParent, "position" ) === "static" ) { | |
7999 offsetParent = offsetParent.offsetParent; | |
8000 } | |
8001 | |
8002 return offsetParent || documentElement; | |
8003 } ); | |
8004 } | |
8005 } ); | |
8006 | |
8007 // Create scrollLeft and scrollTop methods | |
8008 jQuery.each( { scrollLeft: "pageXOffset", scrollTop: "pageYOffset" }, function( method, prop ) { | |
8009 var top = "pageYOffset" === prop; | |
8010 | |
8011 jQuery.fn[ method ] = function( val ) { | |
8012 return access( this, function( elem, method, val ) { | |
8013 | |
8014 // Coalesce documents and windows | |
8015 var win; | |
8016 if ( isWindow( elem ) ) { | |
8017 win = elem; | |
8018 } else if ( elem.nodeType === 9 ) { | |
8019 win = elem.defaultView; | |
8020 } | |
8021 | |
8022 if ( val === undefined ) { | |
8023 return win ? win[ prop ] : elem[ method ]; | |
8024 } | |
8025 | |
8026 if ( win ) { | |
8027 win.scrollTo( | |
8028 !top ? val : win.pageXOffset, | |
8029 top ? val : win.pageYOffset | |
8030 ); | |
8031 | |
8032 } else { | |
8033 elem[ method ] = val; | |
8034 } | |
8035 }, method, val, arguments.length ); | |
8036 }; | |
8037 } ); | |
8038 | |
8039 // Support: Safari <=7 - 9.1, Chrome <=37 - 49 | |
8040 // Add the top/left cssHooks using jQuery.fn.position | |
8041 // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084 | |
8042 // Blink bug: https://bugs.chromium.org/p/chromium/issues/detail?id=589347 | |
8043 // getComputedStyle returns percent when specified for top/left/bottom/right; | |
8044 // rather than make the css module depend on the offset module, just check for it here | |
8045 jQuery.each( [ "top", "left" ], function( i, prop ) { | |
8046 jQuery.cssHooks[ prop ] = addGetHookIf( support.pixelPosition, | |
8047 function( elem, computed ) { | |
8048 if ( computed ) { | |
8049 computed = curCSS( elem, prop ); | |
8050 | |
8051 // If curCSS returns percentage, fallback to offset | |
8052 return rnumnonpx.test( computed ) ? | |
8053 jQuery( elem ).position()[ prop ] + "px" : | |
8054 computed; | |
8055 } | |
8056 } | |
8057 ); | |
8058 } ); | |
8059 | |
8060 | |
8061 // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods | |
8062 jQuery.each( { Height: "height", Width: "width" }, function( name, type ) { | |
8063 jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, | |
8064 function( defaultExtra, funcName ) { | |
8065 | |
8066 // Margin is only for outerHeight, outerWidth | |
8067 jQuery.fn[ funcName ] = function( margin, value ) { | |
8068 var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ), | |
8069 extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" ); | |
8070 | |
8071 return access( this, function( elem, type, value ) { | |
8072 var doc; | |
8073 | |
8074 if ( isWindow( elem ) ) { | |
8075 | |
8076 // $( window ).outerWidth/Height return w/h including scrollbars (gh-1729) | |
8077 return funcName.indexOf( "outer" ) === 0 ? | |
8078 elem[ "inner" + name ] : | |
8079 elem.document.documentElement[ "client" + name ]; | |
8080 } | |
8081 | |
8082 // Get document width or height | |
8083 if ( elem.nodeType === 9 ) { | |
8084 doc = elem.documentElement; | |
8085 | |
8086 // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], | |
8087 // whichever is greatest | |
8088 return Math.max( | |
8089 elem.body[ "scroll" + name ], doc[ "scroll" + name ], | |
8090 elem.body[ "offset" + name ], doc[ "offset" + name ], | |
8091 doc[ "client" + name ] | |
8092 ); | |
8093 } | |
8094 | |
8095 return value === undefined ? | |
8096 | |
8097 // Get width or height on the element, requesting but not forcing parseFloat | |
8098 jQuery.css( elem, type, extra ) : | |
8099 | |
8100 // Set width or height on the element | |
8101 jQuery.style( elem, type, value, extra ); | |
8102 }, type, chainable ? margin : undefined, chainable ); | |
8103 }; | |
8104 } ); | |
8105 } ); | |
8106 | |
8107 | |
8108 jQuery.each( ( "blur focus focusin focusout resize scroll click dblclick " + | |
8109 "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + | |
8110 "change select submit keydown keypress keyup contextmenu" ).split( " " ), | |
8111 function( i, name ) { | |
8112 | |
8113 // Handle event binding | |
8114 jQuery.fn[ name ] = function( data, fn ) { | |
8115 return arguments.length > 0 ? | |
8116 this.on( name, null, data, fn ) : | |
8117 this.trigger( name ); | |
8118 }; | |
8119 } ); | |
8120 | |
8121 jQuery.fn.extend( { | |
8122 hover: function( fnOver, fnOut ) { | |
8123 return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); | |
8124 } | |
8125 } ); | |
8126 | |
8127 | |
8128 | |
8129 | |
8130 jQuery.fn.extend( { | |
8131 | |
8132 bind: function( types, data, fn ) { | |
8133 return this.on( types, null, data, fn ); | |
8134 }, | |
8135 unbind: function( types, fn ) { | |
8136 return this.off( types, null, fn ); | |
8137 }, | |
8138 | |
8139 delegate: function( selector, types, data, fn ) { | |
8140 return this.on( types, selector, data, fn ); | |
8141 }, | |
8142 undelegate: function( selector, types, fn ) { | |
8143 | |
8144 // ( namespace ) or ( selector, types [, fn] ) | |
8145 return arguments.length === 1 ? | |
8146 this.off( selector, "**" ) : | |
8147 this.off( types, selector || "**", fn ); | |
8148 } | |
8149 } ); | |
8150 | |
8151 // Bind a function to a context, optionally partially applying any | |
8152 // arguments. | |
8153 // jQuery.proxy is deprecated to promote standards (specifically Function#bind) | |
8154 // However, it is not slated for removal any time soon | |
8155 jQuery.proxy = function( fn, context ) { | |
8156 var tmp, args, proxy; | |
8157 | |
8158 if ( typeof context === "string" ) { | |
8159 tmp = fn[ context ]; | |
8160 context = fn; | |
8161 fn = tmp; | |
8162 } | |
8163 | |
8164 // Quick check to determine if target is callable, in the spec | |
8165 // this throws a TypeError, but we will just return undefined. | |
8166 if ( !isFunction( fn ) ) { | |
8167 return undefined; | |
8168 } | |
8169 | |
8170 // Simulated bind | |
8171 args = slice.call( arguments, 2 ); | |
8172 proxy = function() { | |
8173 return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); | |
8174 }; | |
8175 | |
8176 // Set the guid of unique handler to the same of original handler, so it can be removed | |
8177 proxy.guid = fn.guid = fn.guid || jQuery.guid++; | |
8178 | |
8179 return proxy; | |
8180 }; | |
8181 | |
8182 jQuery.holdReady = function( hold ) { | |
8183 if ( hold ) { | |
8184 jQuery.readyWait++; | |
8185 } else { | |
8186 jQuery.ready( true ); | |
8187 } | |
8188 }; | |
8189 jQuery.isArray = Array.isArray; | |
8190 jQuery.parseJSON = JSON.parse; | |
8191 jQuery.nodeName = nodeName; | |
8192 jQuery.isFunction = isFunction; | |
8193 jQuery.isWindow = isWindow; | |
8194 jQuery.camelCase = camelCase; | |
8195 jQuery.type = toType; | |
8196 | |
8197 jQuery.now = Date.now; | |
8198 | |
8199 jQuery.isNumeric = function( obj ) { | |
8200 | |
8201 // As of jQuery 3.0, isNumeric is limited to | |
8202 // strings and numbers (primitives or objects) | |
8203 // that can be coerced to finite numbers (gh-2662) | |
8204 var type = jQuery.type( obj ); | |
8205 return ( type === "number" || type === "string" ) && | |
8206 | |
8207 // parseFloat NaNs numeric-cast false positives ("") | |
8208 // ...but misinterprets leading-number strings, particularly hex literals ("0x...") | |
8209 // subtraction forces infinities to NaN | |
8210 !isNaN( obj - parseFloat( obj ) ); | |
8211 }; | |
8212 | |
8213 | |
8214 | |
8215 | |
8216 // Register as a named AMD module, since jQuery can be concatenated with other | |
8217 // files that may use define, but not via a proper concatenation script that | |
8218 // understands anonymous AMD modules. A named AMD is safest and most robust | |
8219 // way to register. Lowercase jquery is used because AMD module names are | |
8220 // derived from file names, and jQuery is normally delivered in a lowercase | |
8221 // file name. Do this after creating the global so that if an AMD module wants | |
8222 // to call noConflict to hide this version of jQuery, it will work. | |
8223 | |
8224 // Note that for maximum portability, libraries that are not jQuery should | |
8225 // declare themselves as anonymous modules, and avoid setting a global if an | |
8226 // AMD loader is present. jQuery is a special case. For more information, see | |
8227 // https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon | |
8228 | |
8229 if ( typeof define === "function" && define.amd ) { | |
8230 define( "jquery", [], function() { | |
8231 return jQuery; | |
8232 } ); | |
8233 } | |
8234 | |
8235 | |
8236 | |
8237 | |
8238 var | |
8239 | |
8240 // Map over jQuery in case of overwrite | |
8241 _jQuery = window.jQuery, | |
8242 | |
8243 // Map over the $ in case of overwrite | |
8244 _$ = window.$; | |
8245 | |
8246 jQuery.noConflict = function( deep ) { | |
8247 if ( window.$ === jQuery ) { | |
8248 window.$ = _$; | |
8249 } | |
8250 | |
8251 if ( deep && window.jQuery === jQuery ) { | |
8252 window.jQuery = _jQuery; | |
8253 } | |
8254 | |
8255 return jQuery; | |
8256 }; | |
8257 | |
8258 // Expose jQuery and $ identifiers, even in AMD | |
8259 // (#7102#comment:10, https://github.com/jquery/jquery/pull/557) | |
8260 // and CommonJS for browser emulators (#13566) | |
8261 if ( !noGlobal ) { | |
8262 window.jQuery = window.$ = jQuery; | |
8263 } | |
8264 | |
8265 | |
8266 | |
8267 | |
8268 return jQuery; | |
8269 } ); |