resources/jquery.ui/jquery.ui.tabs.js

   1 /*!
   2  * jQuery UI Tabs 1.8.24
   3  *
   4  * Copyright 2012, AUTHORS.txt (http://jqueryui.com/about)
   5  * Dual licensed under the MIT or GPL Version 2 licenses.
   6  * http://jquery.org/license
   7  *
   8  * http://docs.jquery.com/UI/Tabs
   9  *
  10  * Depends:
  11  *      jquery.ui.core.js
  12  *      jquery.ui.widget.js
  13  */
  14 (function( $, undefined ) {
  15
  16 var tabId = 0,
  17         listId = 0;
  18
  19 function getNextTabId() {
  20         return ++tabId;
  21 }
  22
  23 function getNextListId() {
  24         return ++listId;
  25 }
  26
  27 $.widget( "ui.tabs", {
  28         options: {
  29                 add: null,
  30                 ajaxOptions: null,
  31                 cache: false,
  32                 cookie: null, // e.g. { expires: 7, path: '/', domain: 'jquery.com', secure: true }
  33                 collapsible: false,
  34                 disable: null,
  35                 disabled: [],
  36                 enable: null,
  37                 event: "click",
  38                 fx: null, // e.g. { height: 'toggle', opacity: 'toggle', duration: 200 }
  39                 idPrefix: "ui-tabs-",
  40                 load: null,
  41                 panelTemplate: "<div></div>",
  42                 remove: null,
  43                 select: null,
  44                 show: null,
  45                 spinner: "<em>Loading&#8230;</em>",
  46                 tabTemplate: "<li><a href='#{href}'><span>#{label}</span></a></li>"
  47         },
  48
  49         _create: function() {
  50                 this._tabify( true );
  51         },
  52
  53         _setOption: function( key, value ) {
  54                 if ( key == "selected" ) {
  55                         if (this.options.collapsible && value == this.options.selected ) {
  56                                 return;
  57                         }
  58                         this.select( value );
  59                 } else {
  60                         this.options[ key ] = value;
  61                         this._tabify();
  62                 }
  63         },
  64
  65         _tabId: function( a ) {
  66                 return a.title && a.title.replace( /\s/g, "_" ).replace( /[^\w\u00c0-\uFFFF-]/g, "" ) ||
  67                         this.options.idPrefix + getNextTabId();
  68         },
  69
  70         _sanitizeSelector: function( hash ) {
  71                 // we need this because an id may contain a ":"
  72                 return hash.replace( /:/g, "\\:" );
  73         },
  74
  75         _cookie: function() {
  76                 var cookie = this.cookie ||
  77                         ( this.cookie = this.options.cookie.name || "ui-tabs-" + getNextListId() );
  78                 return $.cookie.apply( null, [ cookie ].concat( $.makeArray( arguments ) ) );
  79         },
  80
  81         _ui: function( tab, panel ) {
  82                 return {
  83                         tab: tab,
  84                         panel: panel,
  85                         index: this.anchors.index( tab )
  86                 };
  87         },
  88
  89         _cleanup: function() {
  90                 // restore all former loading tabs labels
  91                 this.lis.filter( ".ui-state-processing" )
  92                         .removeClass( "ui-state-processing" )
  93                         .find( "span:data(label.tabs)" )
  94                                 .each(function() {
  95                                         var el = $( this );
  96                                         el.html( el.data( "label.tabs" ) ).removeData( "label.tabs" );
  97                                 });
  98         },
  99
 100         _tabify: function( init ) {
 101                 var self = this,
 102                         o = this.options,
 103                         fragmentId = /^#.+/; // Safari 2 reports '#' for an empty hash
 104
 105                 this.list = this.element.find( "ol,ul" ).eq( 0 );
 106                 this.lis = $( " > li:has(a[href])", this.list );
 107                 this.anchors = this.lis.map(function() {
 108                         return $( "a", this )[ 0 ];
 109                 });
 110                 this.panels = $( [] );
 111
 112                 this.anchors.each(function( i, a ) {
 113                         var href = $( a ).attr( "href" );
 114                         // For dynamically created HTML that contains a hash as href IE < 8 expands
 115                         // such href to the full page url with hash and then misinterprets tab as ajax.
 116                         // Same consideration applies for an added tab with a fragment identifier
 117                         // since a[href=#fragment-identifier] does unexpectedly not match.
 118                         // Thus normalize href attribute...
 119                         var hrefBase = href.split( "#" )[ 0 ],
 120                                 baseEl;
 121                         if ( hrefBase && ( hrefBase === location.toString().split( "#" )[ 0 ] ||
 122                                         ( baseEl = $( "base" )[ 0 ]) && hrefBase === baseEl.href ) ) {
 123                                 href = a.hash;
 124                                 a.href = href;
 125                         }
 126
 127                         // inline tab
 128                         if ( fragmentId.test( href ) ) {
 129                                 self.panels = self.panels.add( self.element.find( self._sanitizeSelector( href ) ) );
 130                         // remote tab
 131                         // prevent loading the page itself if href is just "#"
 132                         } else if ( href && href !== "#" ) {
 133                                 // required for restore on destroy
 134                                 $.data( a, "href.tabs", href );
 135
 136                                 // TODO until #3808 is fixed strip fragment identifier from url
 137                                 // (IE fails to load from such url)
 138                                 $.data( a, "load.tabs", href.replace( /#.*$/, "" ) );
 139
 140                                 var id = self._tabId( a );
 141                                 a.href = "#" + id;
 142                                 var $panel = self.element.find( "#" + id );
 143                                 if ( !$panel.length ) {
 144                                         $panel = $( o.panelTemplate )
 145                                                 .attr( "id", id )
 146                                                 .addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" )
 147                                                 .insertAfter( self.panels[ i - 1 ] || self.list );
 148                                         $panel.data( "destroy.tabs", true );
 149                                 }
 150                                 self.panels = self.panels.add( $panel );
 151                         // invalid tab href
 152                         } else {
 153                                 o.disabled.push( i );
 154                         }
 155                 });
 156
 157                 // initialization from scratch
 158                 if ( init ) {
 159                         // attach necessary classes for styling
 160                         this.element.addClass( "ui-tabs ui-widget ui-widget-content ui-corner-all" );
 161                         this.list.addClass( "ui-tabs-nav ui-helper-reset ui-helper-clearfix ui-widget-header ui-corner-all" );
 162                         this.lis.addClass( "ui-state-default ui-corner-top" );
 163                         this.panels.addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" );
 164
 165                         // Selected tab
 166                         // use "selected" option or try to retrieve:
 167                         // 1. from fragment identifier in url
 168                         // 2. from cookie
 169                         // 3. from selected class attribute on <li>
 170                         if ( o.selected === undefined ) {
 171                                 if ( location.hash ) {
 172                                         this.anchors.each(function( i, a ) {
 173                                                 if ( a.hash == location.hash ) {
 174                                                         o.selected = i;
 175                                                         return false;
 176                                                 }
 177                                         });
 178                                 }
 179                                 if ( typeof o.selected !== "number" && o.cookie ) {
 180                                         o.selected = parseInt( self._cookie(), 10 );
 181                                 }
 182                                 if ( typeof o.selected !== "number" && this.lis.filter( ".ui-tabs-selected" ).length ) {
 183                                         o.selected = this.lis.index( this.lis.filter( ".ui-tabs-selected" ) );
 184                                 }
 185                                 o.selected = o.selected || ( this.lis.length ? 0 : -1 );
 186                         } else if ( o.selected === null ) { // usage of null is deprecated, TODO remove in next release
 187                                 o.selected = -1;
 188                         }
 189
 190                         // sanity check - default to first tab...
 191                         o.selected = ( ( o.selected >= 0 && this.anchors[ o.selected ] ) || o.selected < 0 )
 192                                 ? o.selected
 193                                 : 0;
 194
 195                         // Take disabling tabs via class attribute from HTML
 196                         // into account and update option properly.
 197                         // A selected tab cannot become disabled.
 198                         o.disabled = $.unique( o.disabled.concat(
 199                                 $.map( this.lis.filter( ".ui-state-disabled" ), function( n, i ) {
 200                                         return self.lis.index( n );
 201                                 })
 202                         ) ).sort();
 203
 204                         if ( $.inArray( o.selected, o.disabled ) != -1 ) {
 205                                 o.disabled.splice( $.inArray( o.selected, o.disabled ), 1 );
 206                         }
 207
 208                         // highlight selected tab
 209                         this.panels.addClass( "ui-tabs-hide" );
 210                         this.lis.removeClass( "ui-tabs-selected ui-state-active" );
 211                         // check for length avoids error when initializing empty list
 212                         if ( o.selected >= 0 && this.anchors.length ) {
 213                                 self.element.find( self._sanitizeSelector( self.anchors[ o.selected ].hash ) ).removeClass( "ui-tabs-hide" );
 214                                 this.lis.eq( o.selected ).addClass( "ui-tabs-selected ui-state-active" );
 215
 216                                 // seems to be expected behavior that the show callback is fired
 217                                 self.element.queue( "tabs", function() {
 218                                         self._trigger( "show", null,
 219                                                 self._ui( self.anchors[ o.selected ], self.element.find( self._sanitizeSelector( self.anchors[ o.selected ].hash ) )[ 0 ] ) );
 220                                 });
 221
 222                                 this.load( o.selected );
 223                         }
 224
 225                         // clean up to avoid memory leaks in certain versions of IE 6
 226                         // TODO: namespace this event
 227                         $( window ).bind( "unload", function() {
 228                                 self.lis.add( self.anchors ).unbind( ".tabs" );
 229                                 self.lis = self.anchors = self.panels = null;
 230                         });
 231                 // update selected after add/remove
 232                 } else {
 233                         o.selected = this.lis.index( this.lis.filter( ".ui-tabs-selected" ) );
 234                 }
 235
 236                 // update collapsible
 237                 // TODO: use .toggleClass()
 238                 this.element[ o.collapsible ? "addClass" : "removeClass" ]( "ui-tabs-collapsible" );
 239
 240                 // set or update cookie after init and add/remove respectively
 241                 if ( o.cookie ) {
 242                         this._cookie( o.selected, o.cookie );
 243                 }
 244
 245                 // disable tabs
 246                 for ( var i = 0, li; ( li = this.lis[ i ] ); i++ ) {
 247                         $( li )[ $.inArray( i, o.disabled ) != -1 &&
 248                                 // TODO: use .toggleClass()
 249                                 !$( li ).hasClass( "ui-tabs-selected" ) ? "addClass" : "removeClass" ]( "ui-state-disabled" );
 250                 }
 251
 252                 // reset cache if switching from cached to not cached
 253                 if ( o.cache === false ) {
 254                         this.anchors.removeData( "cache.tabs" );
 255                 }
 256
 257                 // remove all handlers before, tabify may run on existing tabs after add or option change
 258                 this.lis.add( this.anchors ).unbind( ".tabs" );
 259
 260                 if ( o.event !== "mouseover" ) {
 261                         var addState = function( state, el ) {
 262                                 if ( el.is( ":not(.ui-state-disabled)" ) ) {
 263                                         el.addClass( "ui-state-" + state );
 264                                 }
 265                         };
 266                         var removeState = function( state, el ) {
 267                                 el.removeClass( "ui-state-" + state );
 268                         };
 269                         this.lis.bind( "mouseover.tabs" , function() {
 270                                 addState( "hover", $( this ) );
 271                         });
 272                         this.lis.bind( "mouseout.tabs", function() {
 273                                 removeState( "hover", $( this ) );
 274                         });
 275                         this.anchors.bind( "focus.tabs", function() {
 276                                 addState( "focus", $( this ).closest( "li" ) );
 277                         });
 278                         this.anchors.bind( "blur.tabs", function() {
 279                                 removeState( "focus", $( this ).closest( "li" ) );
 280                         });
 281                 }
 282
 283                 // set up animations
 284                 var hideFx, showFx;
 285                 if ( o.fx ) {
 286                         if ( $.isArray( o.fx ) ) {
 287                                 hideFx = o.fx[ 0 ];
 288                                 showFx = o.fx[ 1 ];
 289                         } else {
 290                                 hideFx = showFx = o.fx;
 291                         }
 292                 }
 293
 294                 // Reset certain styles left over from animation
 295                 // and prevent IE's ClearType bug...
 296                 function resetStyle( $el, fx ) {
 297                         $el.css( "display", "" );
 298                         if ( !$.support.opacity && fx.opacity ) {
 299                                 $el[ 0 ].style.removeAttribute( "filter" );
 300                         }
 301                 }
 302
 303                 // Show a tab...
 304                 var showTab = showFx
 305                         ? function( clicked, $show ) {
 306                                 $( clicked ).closest( "li" ).addClass( "ui-tabs-selected ui-state-active" );
 307                                 $show.hide().removeClass( "ui-tabs-hide" ) // avoid flicker that way
 308                                         .animate( showFx, showFx.duration || "normal", function() {
 309                                                 resetStyle( $show, showFx );
 310                                                 self._trigger( "show", null, self._ui( clicked, $show[ 0 ] ) );
 311                                         });
 312                         }
 313                         : function( clicked, $show ) {
 314                                 $( clicked ).closest( "li" ).addClass( "ui-tabs-selected ui-state-active" );
 315                                 $show.removeClass( "ui-tabs-hide" );
 316                                 self._trigger( "show", null, self._ui( clicked, $show[ 0 ] ) );
 317                         };
 318
 319                 // Hide a tab, $show is optional...
 320                 var hideTab = hideFx
 321                         ? function( clicked, $hide ) {
 322                                 $hide.animate( hideFx, hideFx.duration || "normal", function() {
 323                                         self.lis.removeClass( "ui-tabs-selected ui-state-active" );
 324                                         $hide.addClass( "ui-tabs-hide" );
 325                                         resetStyle( $hide, hideFx );
 326                                         self.element.dequeue( "tabs" );
 327                                 });
 328                         }
 329                         : function( clicked, $hide, $show ) {
 330                                 self.lis.removeClass( "ui-tabs-selected ui-state-active" );
 331                                 $hide.addClass( "ui-tabs-hide" );
 332                                 self.element.dequeue( "tabs" );
 333                         };
 334
 335                 // attach tab event handler, unbind to avoid duplicates from former tabifying...
 336                 this.anchors.bind( o.event + ".tabs", function() {
 337                         var el = this,
 338                                 $li = $(el).closest( "li" ),
 339                                 $hide = self.panels.filter( ":not(.ui-tabs-hide)" ),
 340                                 $show = self.element.find( self._sanitizeSelector( el.hash ) );
 341
 342                         // If tab is already selected and not collapsible or tab disabled or
 343                         // or is already loading or click callback returns false stop here.
 344                         // Check if click handler returns false last so that it is not executed
 345                         // for a disabled or loading tab!
 346                         if ( ( $li.hasClass( "ui-tabs-selected" ) && !o.collapsible) ||
 347                                 $li.hasClass( "ui-state-disabled" ) ||
 348                                 $li.hasClass( "ui-state-processing" ) ||
 349                                 self.panels.filter( ":animated" ).length ||
 350                                 self._trigger( "select", null, self._ui( this, $show[ 0 ] ) ) === false ) {
 351                                 this.blur();
 352                                 return false;
 353                         }
 354
 355                         o.selected = self.anchors.index( this );
 356
 357                         self.abort();
 358
 359                         // if tab may be closed
 360                         if ( o.collapsible ) {
 361                                 if ( $li.hasClass( "ui-tabs-selected" ) ) {
 362                                         o.selected = -1;
 363
 364                                         if ( o.cookie ) {
 365                                                 self._cookie( o.selected, o.cookie );
 366                                         }
 367
 368                                         self.element.queue( "tabs", function() {
 369                                                 hideTab( el, $hide );
 370                                         }).dequeue( "tabs" );
 371
 372                                         this.blur();
 373                                         return false;
 374                                 } else if ( !$hide.length ) {
 375                                         if ( o.cookie ) {
 376                                                 self._cookie( o.selected, o.cookie );
 377                                         }
 378
 379                                         self.element.queue( "tabs", function() {
 380                                                 showTab( el, $show );
 381                                         });
 382
 383                                         // TODO make passing in node possible, see also http://dev.jqueryui.com/ticket/3171
 384                                         self.load( self.anchors.index( this ) );
 385
 386                                         this.blur();
 387                                         return false;
 388                                 }
 389                         }
 390
 391                         if ( o.cookie ) {
 392                                 self._cookie( o.selected, o.cookie );
 393                         }
 394
 395                         // show new tab
 396                         if ( $show.length ) {
 397                                 if ( $hide.length ) {
 398                                         self.element.queue( "tabs", function() {
 399                                                 hideTab( el, $hide );
 400                                         });
 401                                 }
 402                                 self.element.queue( "tabs", function() {
 403                                         showTab( el, $show );
 404                                 });
 405
 406                                 self.load( self.anchors.index( this ) );
 407                         } else {
 408                                 throw "jQuery UI Tabs: Mismatching fragment identifier.";
 409                         }
 410
 411                         // Prevent IE from keeping other link focussed when using the back button
 412                         // and remove dotted border from clicked link. This is controlled via CSS
 413                         // in modern browsers; blur() removes focus from address bar in Firefox
 414                         // which can become a usability and annoying problem with tabs('rotate').
 415                         if ( $.browser.msie ) {
 416                                 this.blur();
 417                         }
 418                 });
 419
 420                 // disable click in any case
 421                 this.anchors.bind( "click.tabs", function(){
 422                         return false;
 423                 });
 424         },
 425
 426     _getIndex: function( index ) {
 427                 // meta-function to give users option to provide a href string instead of a numerical index.
 428                 // also sanitizes numerical indexes to valid values.
 429                 if ( typeof index == "string" ) {
 430                         index = this.anchors.index( this.anchors.filter( "[href$='" + index + "']" ) );
 431                 }
 432
 433                 return index;
 434         },
 435
 436         destroy: function() {
 437                 var o = this.options;
 438
 439                 this.abort();
 440
 441                 this.element
 442                         .unbind( ".tabs" )
 443                         .removeClass( "ui-tabs ui-widget ui-widget-content ui-corner-all ui-tabs-collapsible" )
 444                         .removeData( "tabs" );
 445
 446                 this.list.removeClass( "ui-tabs-nav ui-helper-reset ui-helper-clearfix ui-widget-header ui-corner-all" );
 447
 448                 this.anchors.each(function() {
 449                         var href = $.data( this, "href.tabs" );
 450                         if ( href ) {
 451                                 this.href = href;
 452                         }
 453                         var $this = $( this ).unbind( ".tabs" );
 454                         $.each( [ "href", "load", "cache" ], function( i, prefix ) {
 455                                 $this.removeData( prefix + ".tabs" );
 456                         });
 457                 });
 458
 459                 this.lis.unbind( ".tabs" ).add( this.panels ).each(function() {
 460                         if ( $.data( this, "destroy.tabs" ) ) {
 461                                 $( this ).remove();
 462                         } else {
 463                                 $( this ).removeClass([
 464                                         "ui-state-default",
 465                                         "ui-corner-top",
 466                                         "ui-tabs-selected",
 467                                         "ui-state-active",
 468                                         "ui-state-hover",
 469                                         "ui-state-focus",
 470                                         "ui-state-disabled",
 471                                         "ui-tabs-panel",
 472                                         "ui-widget-content",
 473                                         "ui-corner-bottom",
 474                                         "ui-tabs-hide"
 475                                 ].join( " " ) );
 476                         }
 477                 });
 478
 479                 if ( o.cookie ) {
 480                         this._cookie( null, o.cookie );
 481                 }
 482
 483                 return this;
 484         },
 485
 486         add: function( url, label, index ) {
 487                 if ( index === undefined ) {
 488                         index = this.anchors.length;
 489                 }
 490
 491                 var self = this,
 492                         o = this.options,
 493                         $li = $( o.tabTemplate.replace( /#\{href\}/g, url ).replace( /#\{label\}/g, label ) ),
 494                         id = !url.indexOf( "#" ) ? url.replace( "#", "" ) : this._tabId( $( "a", $li )[ 0 ] );
 495
 496                 $li.addClass( "ui-state-default ui-corner-top" ).data( "destroy.tabs", true );
 497
 498                 // try to find an existing element before creating a new one
 499                 var $panel = self.element.find( "#" + id );
 500                 if ( !$panel.length ) {
 501                         $panel = $( o.panelTemplate )
 502                                 .attr( "id", id )
 503                                 .data( "destroy.tabs", true );
 504                 }
 505                 $panel.addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom ui-tabs-hide" );
 506
 507                 if ( index >= this.lis.length ) {
 508                         $li.appendTo( this.list );
 509                         $panel.appendTo( this.list[ 0 ].parentNode );
 510                 } else {
 511                         $li.insertBefore( this.lis[ index ] );
 512                         $panel.insertBefore( this.panels[ index ] );
 513                 }
 514
 515                 o.disabled = $.map( o.disabled, function( n, i ) {
 516                         return n >= index ? ++n : n;
 517                 });
 518
 519                 this._tabify();
 520
 521                 if ( this.anchors.length == 1 ) {
 522                         o.selected = 0;
 523                         $li.addClass( "ui-tabs-selected ui-state-active" );
 524                         $panel.removeClass( "ui-tabs-hide" );
 525                         this.element.queue( "tabs", function() {
 526                                 self._trigger( "show", null, self._ui( self.anchors[ 0 ], self.panels[ 0 ] ) );
 527                         });
 528
 529                         this.load( 0 );
 530                 }
 531
 532                 this._trigger( "add", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
 533                 return this;
 534         },
 535
 536         remove: function( index ) {
 537                 index = this._getIndex( index );
 538                 var o = this.options,
 539                         $li = this.lis.eq( index ).remove(),
 540                         $panel = this.panels.eq( index ).remove();
 541
 542                 // If selected tab was removed focus tab to the right or
 543                 // in case the last tab was removed the tab to the left.
 544                 if ( $li.hasClass( "ui-tabs-selected" ) && this.anchors.length > 1) {
 545                         this.select( index + ( index + 1 < this.anchors.length ? 1 : -1 ) );
 546                 }
 547
 548                 o.disabled = $.map(
 549                         $.grep( o.disabled, function(n, i) {
 550                                 return n != index;
 551                         }),
 552                         function( n, i ) {
 553                                 return n >= index ? --n : n;
 554                         });
 555
 556                 this._tabify();
 557
 558                 this._trigger( "remove", null, this._ui( $li.find( "a" )[ 0 ], $panel[ 0 ] ) );
 559                 return this;
 560         },
 561
 562         enable: function( index ) {
 563                 index = this._getIndex( index );
 564                 var o = this.options;
 565                 if ( $.inArray( index, o.disabled ) == -1 ) {
 566                         return;
 567                 }
 568
 569                 this.lis.eq( index ).removeClass( "ui-state-disabled" );
 570                 o.disabled = $.grep( o.disabled, function( n, i ) {
 571                         return n != index;
 572                 });
 573
 574                 this._trigger( "enable", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
 575                 return this;
 576         },
 577
 578         disable: function( index ) {
 579                 index = this._getIndex( index );
 580                 var self = this, o = this.options;
 581                 // cannot disable already selected tab
 582                 if ( index != o.selected ) {
 583                         this.lis.eq( index ).addClass( "ui-state-disabled" );
 584
 585                         o.disabled.push( index );
 586                         o.disabled.sort();
 587
 588                         this._trigger( "disable", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
 589                 }
 590
 591                 return this;
 592         },
 593
 594         select: function( index ) {
 595                 index = this._getIndex( index );
 596                 if ( index == -1 ) {
 597                         if ( this.options.collapsible && this.options.selected != -1 ) {
 598                                 index = this.options.selected;
 599                         } else {
 600                                 return this;
 601                         }
 602                 }
 603                 this.anchors.eq( index ).trigger( this.options.event + ".tabs" );
 604                 return this;
 605         },
 606
 607         load: function( index ) {
 608                 index = this._getIndex( index );
 609                 var self = this,
 610                         o = this.options,
 611                         a = this.anchors.eq( index )[ 0 ],
 612                         url = $.data( a, "load.tabs" );
 613
 614                 this.abort();
 615
 616                 // not remote or from cache
 617                 if ( !url || this.element.queue( "tabs" ).length !== 0 && $.data( a, "cache.tabs" ) ) {
 618                         this.element.dequeue( "tabs" );
 619                         return;
 620                 }
 621
 622                 // load remote from here on
 623                 this.lis.eq( index ).addClass( "ui-state-processing" );
 624
 625                 if ( o.spinner ) {
 626                         var span = $( "span", a );
 627                         span.data( "label.tabs", span.html() ).html( o.spinner );
 628                 }
 629
 630                 this.xhr = $.ajax( $.extend( {}, o.ajaxOptions, {
 631                         url: url,
 632                         success: function( r, s ) {
 633                                 self.element.find( self._sanitizeSelector( a.hash ) ).html( r );
 634
 635                                 // take care of tab labels
 636                                 self._cleanup();
 637
 638                                 if ( o.cache ) {
 639                                         $.data( a, "cache.tabs", true );
 640                                 }
 641
 642                                 self._trigger( "load", null, self._ui( self.anchors[ index ], self.panels[ index ] ) );
 643                                 try {
 644                                         o.ajaxOptions.success( r, s );
 645                                 }
 646                                 catch ( e ) {}
 647                         },
 648                         error: function( xhr, s, e ) {
 649                                 // take care of tab labels
 650                                 self._cleanup();
 651
 652                                 self._trigger( "load", null, self._ui( self.anchors[ index ], self.panels[ index ] ) );
 653                                 try {
 654                                         // Passing index avoid a race condition when this method is
 655                                         // called after the user has selected another tab.
 656                                         // Pass the anchor that initiated this request allows
 657                                         // loadError to manipulate the tab content panel via $(a.hash)
 658                                         o.ajaxOptions.error( xhr, s, index, a );
 659                                 }
 660                                 catch ( e ) {}
 661                         }
 662                 } ) );
 663
 664                 // last, so that load event is fired before show...
 665                 self.element.dequeue( "tabs" );
 666
 667                 return this;
 668         },
 669
 670         abort: function() {
 671                 // stop possibly running animations
 672                 this.element.queue( [] );
 673                 this.panels.stop( false, true );
 674
 675                 // "tabs" queue must not contain more than two elements,
 676                 // which are the callbacks for the latest clicked tab...
 677                 this.element.queue( "tabs", this.element.queue( "tabs" ).splice( -2, 2 ) );
 678
 679                 // terminate pending requests from other tabs
 680                 if ( this.xhr ) {
 681                         this.xhr.abort();
 682                         delete this.xhr;
 683                 }
 684
 685                 // take care of tab labels
 686                 this._cleanup();
 687                 return this;
 688         },
 689
 690         url: function( index, url ) {
 691                 this.anchors.eq( index ).removeData( "cache.tabs" ).data( "load.tabs", url );
 692                 return this;
 693         },
 694
 695         length: function() {
 696                 return this.anchors.length;
 697         }
 698 });
 699
 700 $.extend( $.ui.tabs, {
 701         version: "1.8.24"
 702 });
 703
 704 /*
 705  * Tabs Extensions
 706  */
 707
 708 /*
 709  * Rotate
 710  */
 711 $.extend( $.ui.tabs.prototype, {
 712         rotation: null,
 713         rotate: function( ms, continuing ) {
 714                 var self = this,
 715                         o = this.options;
 716
 717                 var rotate = self._rotate || ( self._rotate = function( e ) {
 718                         clearTimeout( self.rotation );
 719                         self.rotation = setTimeout(function() {
 720                                 var t = o.selected;
 721                                 self.select( ++t < self.anchors.length ? t : 0 );
 722                         }, ms );
 723
 724                         if ( e ) {
 725                                 e.stopPropagation();
 726                         }
 727                 });
 728
 729                 var stop = self._unrotate || ( self._unrotate = !continuing
 730                         ? function(e) {
 731                                 if (e.clientX) { // in case of a true click
 732                                         self.rotate(null);
 733                                 }
 734                         }
 735                         : function( e ) {
 736                                 rotate();
 737                         });
 738
 739                 // start rotation
 740                 if ( ms ) {
 741                         this.element.bind( "tabsshow", rotate );
 742                         this.anchors.bind( o.event + ".tabs", stop );
 743                         rotate();
 744                 // stop rotation
 745                 } else {
 746                         clearTimeout( self.rotation );
 747                         this.element.unbind( "tabsshow", rotate );
 748                         this.anchors.unbind( o.event + ".tabs", stop );
 749                         delete this._rotate;
 750                         delete this._unrotate;
 751                 }
 752
 753                 return this;
 754         }
 755 });
 756
 757 })( jQuery );