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

   1 /*!
   2  * jQuery UI Tabs 1.9.2
   3  * http://jqueryui.com
   4  *
   5  * Copyright 2012 jQuery Foundation and other contributors
   6  * Released under the MIT license.
   7  * http://jquery.org/license
   8  *
   9  * http://api.jqueryui.com/tabs/
  10  *
  11  * Depends:
  12  *      jquery.ui.core.js
  13  *      jquery.ui.widget.js
  14  */
  15 (function( $, undefined ) {
  16
  17 var tabId = 0,
  18         rhash = /#.*$/;
  19
  20 function getNextTabId() {
  21         return ++tabId;
  22 }
  23
  24 function isLocal( anchor ) {
  25         return anchor.hash.length > 1 &&
  26                 anchor.href.replace( rhash, "" ) ===
  27                         location.href.replace( rhash, "" )
  28                                 // support: Safari 5.1
  29                                 // Safari 5.1 doesn't encode spaces in window.location
  30                                 // but it does encode spaces from anchors (#8777)
  31                                 .replace( /\s/g, "%20" );
  32 }
  33
  34 $.widget( "ui.tabs", {
  35         version: "1.9.2",
  36         delay: 300,
  37         options: {
  38                 active: null,
  39                 collapsible: false,
  40                 event: "click",
  41                 heightStyle: "content",
  42                 hide: null,
  43                 show: null,
  44
  45                 // callbacks
  46                 activate: null,
  47                 beforeActivate: null,
  48                 beforeLoad: null,
  49                 load: null
  50         },
  51
  52         _create: function() {
  53                 var that = this,
  54                         options = this.options,
  55                         active = options.active,
  56                         locationHash = location.hash.substring( 1 );
  57
  58                 this.running = false;
  59
  60                 this.element
  61                         .addClass( "ui-tabs ui-widget ui-widget-content ui-corner-all" )
  62                         .toggleClass( "ui-tabs-collapsible", options.collapsible )
  63                         // Prevent users from focusing disabled tabs via click
  64                         .delegate( ".ui-tabs-nav > li", "mousedown" + this.eventNamespace, function( event ) {
  65                                 if ( $( this ).is( ".ui-state-disabled" ) ) {
  66                                         event.preventDefault();
  67                                 }
  68                         })
  69                         // support: IE <9
  70                         // Preventing the default action in mousedown doesn't prevent IE
  71                         // from focusing the element, so if the anchor gets focused, blur.
  72                         // We don't have to worry about focusing the previously focused
  73                         // element since clicking on a non-focusable element should focus
  74                         // the body anyway.
  75                         .delegate( ".ui-tabs-anchor", "focus" + this.eventNamespace, function() {
  76                                 if ( $( this ).closest( "li" ).is( ".ui-state-disabled" ) ) {
  77                                         this.blur();
  78                                 }
  79                         });
  80
  81                 this._processTabs();
  82
  83                 if ( active === null ) {
  84                         // check the fragment identifier in the URL
  85                         if ( locationHash ) {
  86                                 this.tabs.each(function( i, tab ) {
  87                                         if ( $( tab ).attr( "aria-controls" ) === locationHash ) {
  88                                                 active = i;
  89                                                 return false;
  90                                         }
  91                                 });
  92                         }
  93
  94                         // check for a tab marked active via a class
  95                         if ( active === null ) {
  96                                 active = this.tabs.index( this.tabs.filter( ".ui-tabs-active" ) );
  97                         }
  98
  99                         // no active tab, set to false
 100                         if ( active === null || active === -1 ) {
 101                                 active = this.tabs.length ? 0 : false;
 102                         }
 103                 }
 104
 105                 // handle numbers: negative, out of range
 106                 if ( active !== false ) {
 107                         active = this.tabs.index( this.tabs.eq( active ) );
 108                         if ( active === -1 ) {
 109                                 active = options.collapsible ? false : 0;
 110                         }
 111                 }
 112                 options.active = active;
 113
 114                 // don't allow collapsible: false and active: false
 115                 if ( !options.collapsible && options.active === false && this.anchors.length ) {
 116                         options.active = 0;
 117                 }
 118
 119                 // Take disabling tabs via class attribute from HTML
 120                 // into account and update option properly.
 121                 if ( $.isArray( options.disabled ) ) {
 122                         options.disabled = $.unique( options.disabled.concat(
 123                                 $.map( this.tabs.filter( ".ui-state-disabled" ), function( li ) {
 124                                         return that.tabs.index( li );
 125                                 })
 126                         ) ).sort();
 127                 }
 128
 129                 // check for length avoids error when initializing empty list
 130                 if ( this.options.active !== false && this.anchors.length ) {
 131                         this.active = this._findActive( this.options.active );
 132                 } else {
 133                         this.active = $();
 134                 }
 135
 136                 this._refresh();
 137
 138                 if ( this.active.length ) {
 139                         this.load( options.active );
 140                 }
 141         },
 142
 143         _getCreateEventData: function() {
 144                 return {
 145                         tab: this.active,
 146                         panel: !this.active.length ? $() : this._getPanelForTab( this.active )
 147                 };
 148         },
 149
 150         _tabKeydown: function( event ) {
 151                 var focusedTab = $( this.document[0].activeElement ).closest( "li" ),
 152                         selectedIndex = this.tabs.index( focusedTab ),
 153                         goingForward = true;
 154
 155                 if ( this._handlePageNav( event ) ) {
 156                         return;
 157                 }
 158
 159                 switch ( event.keyCode ) {
 160                         case $.ui.keyCode.RIGHT:
 161                         case $.ui.keyCode.DOWN:
 162                                 selectedIndex++;
 163                                 break;
 164                         case $.ui.keyCode.UP:
 165                         case $.ui.keyCode.LEFT:
 166                                 goingForward = false;
 167                                 selectedIndex--;
 168                                 break;
 169                         case $.ui.keyCode.END:
 170                                 selectedIndex = this.anchors.length - 1;
 171                                 break;
 172                         case $.ui.keyCode.HOME:
 173                                 selectedIndex = 0;
 174                                 break;
 175                         case $.ui.keyCode.SPACE:
 176                                 // Activate only, no collapsing
 177                                 event.preventDefault();
 178                                 clearTimeout( this.activating );
 179                                 this._activate( selectedIndex );
 180                                 return;
 181                         case $.ui.keyCode.ENTER:
 182                                 // Toggle (cancel delayed activation, allow collapsing)
 183                                 event.preventDefault();
 184                                 clearTimeout( this.activating );
 185                                 // Determine if we should collapse or activate
 186                                 this._activate( selectedIndex === this.options.active ? false : selectedIndex );
 187                                 return;
 188                         default:
 189                                 return;
 190                 }
 191
 192                 // Focus the appropriate tab, based on which key was pressed
 193                 event.preventDefault();
 194                 clearTimeout( this.activating );
 195                 selectedIndex = this._focusNextTab( selectedIndex, goingForward );
 196
 197                 // Navigating with control key will prevent automatic activation
 198                 if ( !event.ctrlKey ) {
 199                         // Update aria-selected immediately so that AT think the tab is already selected.
 200                         // Otherwise AT may confuse the user by stating that they need to activate the tab,
 201                         // but the tab will already be activated by the time the announcement finishes.
 202                         focusedTab.attr( "aria-selected", "false" );
 203                         this.tabs.eq( selectedIndex ).attr( "aria-selected", "true" );
 204
 205                         this.activating = this._delay(function() {
 206                                 this.option( "active", selectedIndex );
 207                         }, this.delay );
 208                 }
 209         },
 210
 211         _panelKeydown: function( event ) {
 212                 if ( this._handlePageNav( event ) ) {
 213                         return;
 214                 }
 215
 216                 // Ctrl+up moves focus to the current tab
 217                 if ( event.ctrlKey && event.keyCode === $.ui.keyCode.UP ) {
 218                         event.preventDefault();
 219                         this.active.focus();
 220                 }
 221         },
 222
 223         // Alt+page up/down moves focus to the previous/next tab (and activates)
 224         _handlePageNav: function( event ) {
 225                 if ( event.altKey && event.keyCode === $.ui.keyCode.PAGE_UP ) {
 226                         this._activate( this._focusNextTab( this.options.active - 1, false ) );
 227                         return true;
 228                 }
 229                 if ( event.altKey && event.keyCode === $.ui.keyCode.PAGE_DOWN ) {
 230                         this._activate( this._focusNextTab( this.options.active + 1, true ) );
 231                         return true;
 232                 }
 233         },
 234
 235         _findNextTab: function( index, goingForward ) {
 236                 var lastTabIndex = this.tabs.length - 1;
 237
 238                 function constrain() {
 239                         if ( index > lastTabIndex ) {
 240                                 index = 0;
 241                         }
 242                         if ( index < 0 ) {
 243                                 index = lastTabIndex;
 244                         }
 245                         return index;
 246                 }
 247
 248                 while ( $.inArray( constrain(), this.options.disabled ) !== -1 ) {
 249                         index = goingForward ? index + 1 : index - 1;
 250                 }
 251
 252                 return index;
 253         },
 254
 255         _focusNextTab: function( index, goingForward ) {
 256                 index = this._findNextTab( index, goingForward );
 257                 this.tabs.eq( index ).focus();
 258                 return index;
 259         },
 260
 261         _setOption: function( key, value ) {
 262                 if ( key === "active" ) {
 263                         // _activate() will handle invalid values and update this.options
 264                         this._activate( value );
 265                         return;
 266                 }
 267
 268                 if ( key === "disabled" ) {
 269                         // don't use the widget factory's disabled handling
 270                         this._setupDisabled( value );
 271                         return;
 272                 }
 273
 274                 this._super( key, value);
 275
 276                 if ( key === "collapsible" ) {
 277                         this.element.toggleClass( "ui-tabs-collapsible", value );
 278                         // Setting collapsible: false while collapsed; open first panel
 279                         if ( !value && this.options.active === false ) {
 280                                 this._activate( 0 );
 281                         }
 282                 }
 283
 284                 if ( key === "event" ) {
 285                         this._setupEvents( value );
 286                 }
 287
 288                 if ( key === "heightStyle" ) {
 289                         this._setupHeightStyle( value );
 290                 }
 291         },
 292
 293         _tabId: function( tab ) {
 294                 return tab.attr( "aria-controls" ) || "ui-tabs-" + getNextTabId();
 295         },
 296
 297         _sanitizeSelector: function( hash ) {
 298                 return hash ? hash.replace( /[!"$%&'()*+,.\/:;<=>?@\[\]\^`{|}~]/g, "\\$&" ) : "";
 299         },
 300
 301         refresh: function() {
 302                 var options = this.options,
 303                         lis = this.tablist.children( ":has(a[href])" );
 304
 305                 // get disabled tabs from class attribute from HTML
 306                 // this will get converted to a boolean if needed in _refresh()
 307                 options.disabled = $.map( lis.filter( ".ui-state-disabled" ), function( tab ) {
 308                         return lis.index( tab );
 309                 });
 310
 311                 this._processTabs();
 312
 313                 // was collapsed or no tabs
 314                 if ( options.active === false || !this.anchors.length ) {
 315                         options.active = false;
 316                         this.active = $();
 317                 // was active, but active tab is gone
 318                 } else if ( this.active.length && !$.contains( this.tablist[ 0 ], this.active[ 0 ] ) ) {
 319                         // all remaining tabs are disabled
 320                         if ( this.tabs.length === options.disabled.length ) {
 321                                 options.active = false;
 322                                 this.active = $();
 323                         // activate previous tab
 324                         } else {
 325                                 this._activate( this._findNextTab( Math.max( 0, options.active - 1 ), false ) );
 326                         }
 327                 // was active, active tab still exists
 328                 } else {
 329                         // make sure active index is correct
 330                         options.active = this.tabs.index( this.active );
 331                 }
 332
 333                 this._refresh();
 334         },
 335
 336         _refresh: function() {
 337                 this._setupDisabled( this.options.disabled );
 338                 this._setupEvents( this.options.event );
 339                 this._setupHeightStyle( this.options.heightStyle );
 340
 341                 this.tabs.not( this.active ).attr({
 342                         "aria-selected": "false",
 343                         tabIndex: -1
 344                 });
 345                 this.panels.not( this._getPanelForTab( this.active ) )
 346                         .hide()
 347                         .attr({
 348                                 "aria-expanded": "false",
 349                                 "aria-hidden": "true"
 350                         });
 351
 352                 // Make sure one tab is in the tab order
 353                 if ( !this.active.length ) {
 354                         this.tabs.eq( 0 ).attr( "tabIndex", 0 );
 355                 } else {
 356                         this.active
 357                                 .addClass( "ui-tabs-active ui-state-active" )
 358                                 .attr({
 359                                         "aria-selected": "true",
 360                                         tabIndex: 0
 361                                 });
 362                         this._getPanelForTab( this.active )
 363                                 .show()
 364                                 .attr({
 365                                         "aria-expanded": "true",
 366                                         "aria-hidden": "false"
 367                                 });
 368                 }
 369         },
 370
 371         _processTabs: function() {
 372                 var that = this;
 373
 374                 this.tablist = this._getList()
 375                         .addClass( "ui-tabs-nav ui-helper-reset ui-helper-clearfix ui-widget-header ui-corner-all" )
 376                         .attr( "role", "tablist" );
 377
 378                 this.tabs = this.tablist.find( "> li:has(a[href])" )
 379                         .addClass( "ui-state-default ui-corner-top" )
 380                         .attr({
 381                                 role: "tab",
 382                                 tabIndex: -1
 383                         });
 384
 385                 this.anchors = this.tabs.map(function() {
 386                                 return $( "a", this )[ 0 ];
 387                         })
 388                         .addClass( "ui-tabs-anchor" )
 389                         .attr({
 390                                 role: "presentation",
 391                                 tabIndex: -1
 392                         });
 393
 394                 this.panels = $();
 395
 396                 this.anchors.each(function( i, anchor ) {
 397                         var selector, panel, panelId,
 398                                 anchorId = $( anchor ).uniqueId().attr( "id" ),
 399                                 tab = $( anchor ).closest( "li" ),
 400                                 originalAriaControls = tab.attr( "aria-controls" );
 401
 402                         // inline tab
 403                         if ( isLocal( anchor ) ) {
 404                                 selector = anchor.hash;
 405                                 panel = that.element.find( that._sanitizeSelector( selector ) );
 406                         // remote tab
 407                         } else {
 408                                 panelId = that._tabId( tab );
 409                                 selector = "#" + panelId;
 410                                 panel = that.element.find( selector );
 411                                 if ( !panel.length ) {
 412                                         panel = that._createPanel( panelId );
 413                                         panel.insertAfter( that.panels[ i - 1 ] || that.tablist );
 414                                 }
 415                                 panel.attr( "aria-live", "polite" );
 416                         }
 417
 418                         if ( panel.length) {
 419                                 that.panels = that.panels.add( panel );
 420                         }
 421                         if ( originalAriaControls ) {
 422                                 tab.data( "ui-tabs-aria-controls", originalAriaControls );
 423                         }
 424                         tab.attr({
 425                                 "aria-controls": selector.substring( 1 ),
 426                                 "aria-labelledby": anchorId
 427                         });
 428                         panel.attr( "aria-labelledby", anchorId );
 429                 });
 430
 431                 this.panels
 432                         .addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" )
 433                         .attr( "role", "tabpanel" );
 434         },
 435
 436         // allow overriding how to find the list for rare usage scenarios (#7715)
 437         _getList: function() {
 438                 return this.element.find( "ol,ul" ).eq( 0 );
 439         },
 440
 441         _createPanel: function( id ) {
 442                 return $( "<div>" )
 443                         .attr( "id", id )
 444                         .addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" )
 445                         .data( "ui-tabs-destroy", true );
 446         },
 447
 448         _setupDisabled: function( disabled ) {
 449                 if ( $.isArray( disabled ) ) {
 450                         if ( !disabled.length ) {
 451                                 disabled = false;
 452                         } else if ( disabled.length === this.anchors.length ) {
 453                                 disabled = true;
 454                         }
 455                 }
 456
 457                 // disable tabs
 458                 for ( var i = 0, li; ( li = this.tabs[ i ] ); i++ ) {
 459                         if ( disabled === true || $.inArray( i, disabled ) !== -1 ) {
 460                                 $( li )
 461                                         .addClass( "ui-state-disabled" )
 462                                         .attr( "aria-disabled", "true" );
 463                         } else {
 464                                 $( li )
 465                                         .removeClass( "ui-state-disabled" )
 466                                         .removeAttr( "aria-disabled" );
 467                         }
 468                 }
 469
 470                 this.options.disabled = disabled;
 471         },
 472
 473         _setupEvents: function( event ) {
 474                 var events = {
 475                         click: function( event ) {
 476                                 event.preventDefault();
 477                         }
 478                 };
 479                 if ( event ) {
 480                         $.each( event.split(" "), function( index, eventName ) {
 481                                 events[ eventName ] = "_eventHandler";
 482                         });
 483                 }
 484
 485                 this._off( this.anchors.add( this.tabs ).add( this.panels ) );
 486                 this._on( this.anchors, events );
 487                 this._on( this.tabs, { keydown: "_tabKeydown" } );
 488                 this._on( this.panels, { keydown: "_panelKeydown" } );
 489
 490                 this._focusable( this.tabs );
 491                 this._hoverable( this.tabs );
 492         },
 493
 494         _setupHeightStyle: function( heightStyle ) {
 495                 var maxHeight, overflow,
 496                         parent = this.element.parent();
 497
 498                 if ( heightStyle === "fill" ) {
 499                         // IE 6 treats height like minHeight, so we need to turn off overflow
 500                         // in order to get a reliable height
 501                         // we use the minHeight support test because we assume that only
 502                         // browsers that don't support minHeight will treat height as minHeight
 503                         if ( !$.support.minHeight ) {
 504                                 overflow = parent.css( "overflow" );
 505                                 parent.css( "overflow", "hidden");
 506                         }
 507                         maxHeight = parent.height();
 508                         this.element.siblings( ":visible" ).each(function() {
 509                                 var elem = $( this ),
 510                                         position = elem.css( "position" );
 511
 512                                 if ( position === "absolute" || position === "fixed" ) {
 513                                         return;
 514                                 }
 515                                 maxHeight -= elem.outerHeight( true );
 516                         });
 517                         if ( overflow ) {
 518                                 parent.css( "overflow", overflow );
 519                         }
 520
 521                         this.element.children().not( this.panels ).each(function() {
 522                                 maxHeight -= $( this ).outerHeight( true );
 523                         });
 524
 525                         this.panels.each(function() {
 526                                 $( this ).height( Math.max( 0, maxHeight -
 527                                         $( this ).innerHeight() + $( this ).height() ) );
 528                         })
 529                         .css( "overflow", "auto" );
 530                 } else if ( heightStyle === "auto" ) {
 531                         maxHeight = 0;
 532                         this.panels.each(function() {
 533                                 maxHeight = Math.max( maxHeight, $( this ).height( "" ).height() );
 534                         }).height( maxHeight );
 535                 }
 536         },
 537
 538         _eventHandler: function( event ) {
 539                 var options = this.options,
 540                         active = this.active,
 541                         anchor = $( event.currentTarget ),
 542                         tab = anchor.closest( "li" ),
 543                         clickedIsActive = tab[ 0 ] === active[ 0 ],
 544                         collapsing = clickedIsActive && options.collapsible,
 545                         toShow = collapsing ? $() : this._getPanelForTab( tab ),
 546                         toHide = !active.length ? $() : this._getPanelForTab( active ),
 547                         eventData = {
 548                                 oldTab: active,
 549                                 oldPanel: toHide,
 550                                 newTab: collapsing ? $() : tab,
 551                                 newPanel: toShow
 552                         };
 553
 554                 event.preventDefault();
 555
 556                 if ( tab.hasClass( "ui-state-disabled" ) ||
 557                                 // tab is already loading
 558                                 tab.hasClass( "ui-tabs-loading" ) ||
 559                                 // can't switch durning an animation
 560                                 this.running ||
 561                                 // click on active header, but not collapsible
 562                                 ( clickedIsActive && !options.collapsible ) ||
 563                                 // allow canceling activation
 564                                 ( this._trigger( "beforeActivate", event, eventData ) === false ) ) {
 565                         return;
 566                 }
 567
 568                 options.active = collapsing ? false : this.tabs.index( tab );
 569
 570                 this.active = clickedIsActive ? $() : tab;
 571                 if ( this.xhr ) {
 572                         this.xhr.abort();
 573                 }
 574
 575                 if ( !toHide.length && !toShow.length ) {
 576                         $.error( "jQuery UI Tabs: Mismatching fragment identifier." );
 577                 }
 578
 579                 if ( toShow.length ) {
 580                         this.load( this.tabs.index( tab ), event );
 581                 }
 582                 this._toggle( event, eventData );
 583         },
 584
 585         // handles show/hide for selecting tabs
 586         _toggle: function( event, eventData ) {
 587                 var that = this,
 588                         toShow = eventData.newPanel,
 589                         toHide = eventData.oldPanel;
 590
 591                 this.running = true;
 592
 593                 function complete() {
 594                         that.running = false;
 595                         that._trigger( "activate", event, eventData );
 596                 }
 597
 598                 function show() {
 599                         eventData.newTab.closest( "li" ).addClass( "ui-tabs-active ui-state-active" );
 600
 601                         if ( toShow.length && that.options.show ) {
 602                                 that._show( toShow, that.options.show, complete );
 603                         } else {
 604                                 toShow.show();
 605                                 complete();
 606                         }
 607                 }
 608
 609                 // start out by hiding, then showing, then completing
 610                 if ( toHide.length && this.options.hide ) {
 611                         this._hide( toHide, this.options.hide, function() {
 612                                 eventData.oldTab.closest( "li" ).removeClass( "ui-tabs-active ui-state-active" );
 613                                 show();
 614                         });
 615                 } else {
 616                         eventData.oldTab.closest( "li" ).removeClass( "ui-tabs-active ui-state-active" );
 617                         toHide.hide();
 618                         show();
 619                 }
 620
 621                 toHide.attr({
 622                         "aria-expanded": "false",
 623                         "aria-hidden": "true"
 624                 });
 625                 eventData.oldTab.attr( "aria-selected", "false" );
 626                 // If we're switching tabs, remove the old tab from the tab order.
 627                 // If we're opening from collapsed state, remove the previous tab from the tab order.
 628                 // If we're collapsing, then keep the collapsing tab in the tab order.
 629                 if ( toShow.length && toHide.length ) {
 630                         eventData.oldTab.attr( "tabIndex", -1 );
 631                 } else if ( toShow.length ) {
 632                         this.tabs.filter(function() {
 633                                 return $( this ).attr( "tabIndex" ) === 0;
 634                         })
 635                         .attr( "tabIndex", -1 );
 636                 }
 637
 638                 toShow.attr({
 639                         "aria-expanded": "true",
 640                         "aria-hidden": "false"
 641                 });
 642                 eventData.newTab.attr({
 643                         "aria-selected": "true",
 644                         tabIndex: 0
 645                 });
 646         },
 647
 648         _activate: function( index ) {
 649                 var anchor,
 650                         active = this._findActive( index );
 651
 652                 // trying to activate the already active panel
 653                 if ( active[ 0 ] === this.active[ 0 ] ) {
 654                         return;
 655                 }
 656
 657                 // trying to collapse, simulate a click on the current active header
 658                 if ( !active.length ) {
 659                         active = this.active;
 660                 }
 661
 662                 anchor = active.find( ".ui-tabs-anchor" )[ 0 ];
 663                 this._eventHandler({
 664                         target: anchor,
 665                         currentTarget: anchor,
 666                         preventDefault: $.noop
 667                 });
 668         },
 669
 670         _findActive: function( index ) {
 671                 return index === false ? $() : this.tabs.eq( index );
 672         },
 673
 674         _getIndex: function( index ) {
 675                 // meta-function to give users option to provide a href string instead of a numerical index.
 676                 if ( typeof index === "string" ) {
 677                         index = this.anchors.index( this.anchors.filter( "[href$='" + index + "']" ) );
 678                 }
 679
 680                 return index;
 681         },
 682
 683         _destroy: function() {
 684                 if ( this.xhr ) {
 685                         this.xhr.abort();
 686                 }
 687
 688                 this.element.removeClass( "ui-tabs ui-widget ui-widget-content ui-corner-all ui-tabs-collapsible" );
 689
 690                 this.tablist
 691                         .removeClass( "ui-tabs-nav ui-helper-reset ui-helper-clearfix ui-widget-header ui-corner-all" )
 692                         .removeAttr( "role" );
 693
 694                 this.anchors
 695                         .removeClass( "ui-tabs-anchor" )
 696                         .removeAttr( "role" )
 697                         .removeAttr( "tabIndex" )
 698                         .removeData( "href.tabs" )
 699                         .removeData( "load.tabs" )
 700                         .removeUniqueId();
 701
 702                 this.tabs.add( this.panels ).each(function() {
 703                         if ( $.data( this, "ui-tabs-destroy" ) ) {
 704                                 $( this ).remove();
 705                         } else {
 706                                 $( this )
 707                                         .removeClass( "ui-state-default ui-state-active ui-state-disabled " +
 708                                                 "ui-corner-top ui-corner-bottom ui-widget-content ui-tabs-active ui-tabs-panel" )
 709                                         .removeAttr( "tabIndex" )
 710                                         .removeAttr( "aria-live" )
 711                                         .removeAttr( "aria-busy" )
 712                                         .removeAttr( "aria-selected" )
 713                                         .removeAttr( "aria-labelledby" )
 714                                         .removeAttr( "aria-hidden" )
 715                                         .removeAttr( "aria-expanded" )
 716                                         .removeAttr( "role" );
 717                         }
 718                 });
 719
 720                 this.tabs.each(function() {
 721                         var li = $( this ),
 722                                 prev = li.data( "ui-tabs-aria-controls" );
 723                         if ( prev ) {
 724                                 li.attr( "aria-controls", prev );
 725                         } else {
 726                                 li.removeAttr( "aria-controls" );
 727                         }
 728                 });
 729
 730                 this.panels.show();
 731
 732                 if ( this.options.heightStyle !== "content" ) {
 733                         this.panels.css( "height", "" );
 734                 }
 735         },
 736
 737         enable: function( index ) {
 738                 var disabled = this.options.disabled;
 739                 if ( disabled === false ) {
 740                         return;
 741                 }
 742
 743                 if ( index === undefined ) {
 744                         disabled = false;
 745                 } else {
 746                         index = this._getIndex( index );
 747                         if ( $.isArray( disabled ) ) {
 748                                 disabled = $.map( disabled, function( num ) {
 749                                         return num !== index ? num : null;
 750                                 });
 751                         } else {
 752                                 disabled = $.map( this.tabs, function( li, num ) {
 753                                         return num !== index ? num : null;
 754                                 });
 755                         }
 756                 }
 757                 this._setupDisabled( disabled );
 758         },
 759
 760         disable: function( index ) {
 761                 var disabled = this.options.disabled;
 762                 if ( disabled === true ) {
 763                         return;
 764                 }
 765
 766                 if ( index === undefined ) {
 767                         disabled = true;
 768                 } else {
 769                         index = this._getIndex( index );
 770                         if ( $.inArray( index, disabled ) !== -1 ) {
 771                                 return;
 772                         }
 773                         if ( $.isArray( disabled ) ) {
 774                                 disabled = $.merge( [ index ], disabled ).sort();
 775                         } else {
 776                                 disabled = [ index ];
 777                         }
 778                 }
 779                 this._setupDisabled( disabled );
 780         },
 781
 782         load: function( index, event ) {
 783                 index = this._getIndex( index );
 784                 var that = this,
 785                         tab = this.tabs.eq( index ),
 786                         anchor = tab.find( ".ui-tabs-anchor" ),
 787                         panel = this._getPanelForTab( tab ),
 788                         eventData = {
 789                                 tab: tab,
 790                                 panel: panel
 791                         };
 792
 793                 // not remote
 794                 if ( isLocal( anchor[ 0 ] ) ) {
 795                         return;
 796                 }
 797
 798                 this.xhr = $.ajax( this._ajaxSettings( anchor, event, eventData ) );
 799
 800                 // support: jQuery <1.8
 801                 // jQuery <1.8 returns false if the request is canceled in beforeSend,
 802                 // but as of 1.8, $.ajax() always returns a jqXHR object.
 803                 if ( this.xhr && this.xhr.statusText !== "canceled" ) {
 804                         tab.addClass( "ui-tabs-loading" );
 805                         panel.attr( "aria-busy", "true" );
 806
 807                         this.xhr
 808                                 .success(function( response ) {
 809                                         // support: jQuery <1.8
 810                                         // http://bugs.jquery.com/ticket/11778
 811                                         setTimeout(function() {
 812                                                 panel.html( response );
 813                                                 that._trigger( "load", event, eventData );
 814                                         }, 1 );
 815                                 })
 816                                 .complete(function( jqXHR, status ) {
 817                                         // support: jQuery <1.8
 818                                         // http://bugs.jquery.com/ticket/11778
 819                                         setTimeout(function() {
 820                                                 if ( status === "abort" ) {
 821                                                         that.panels.stop( false, true );
 822                                                 }
 823
 824                                                 tab.removeClass( "ui-tabs-loading" );
 825                                                 panel.removeAttr( "aria-busy" );
 826
 827                                                 if ( jqXHR === that.xhr ) {
 828                                                         delete that.xhr;
 829                                                 }
 830                                         }, 1 );
 831                                 });
 832                 }
 833         },
 834
 835         // TODO: Remove this function in 1.10 when ajaxOptions is removed
 836         _ajaxSettings: function( anchor, event, eventData ) {
 837                 var that = this;
 838                 return {
 839                         url: anchor.attr( "href" ),
 840                         beforeSend: function( jqXHR, settings ) {
 841                                 return that._trigger( "beforeLoad", event,
 842                                         $.extend( { jqXHR : jqXHR, ajaxSettings: settings }, eventData ) );
 843                         }
 844                 };
 845         },
 846
 847         _getPanelForTab: function( tab ) {
 848                 var id = $( tab ).attr( "aria-controls" );
 849                 return this.element.find( this._sanitizeSelector( "#" + id ) );
 850         }
 851 });
 852
 853 // DEPRECATED
 854 if ( $.uiBackCompat !== false ) {
 855
 856         // helper method for a lot of the back compat extensions
 857         $.ui.tabs.prototype._ui = function( tab, panel ) {
 858                 return {
 859                         tab: tab,
 860                         panel: panel,
 861                         index: this.anchors.index( tab )
 862                 };
 863         };
 864
 865         // url method
 866         $.widget( "ui.tabs", $.ui.tabs, {
 867                 url: function( index, url ) {
 868                         this.anchors.eq( index ).attr( "href", url );
 869                 }
 870         });
 871
 872         // TODO: Remove _ajaxSettings() method when removing this extension
 873         // ajaxOptions and cache options
 874         $.widget( "ui.tabs", $.ui.tabs, {
 875                 options: {
 876                         ajaxOptions: null,
 877                         cache: false
 878                 },
 879
 880                 _create: function() {
 881                         this._super();
 882
 883                         var that = this;
 884
 885                         this._on({ tabsbeforeload: function( event, ui ) {
 886                                 // tab is already cached
 887                                 if ( $.data( ui.tab[ 0 ], "cache.tabs" ) ) {
 888                                         event.preventDefault();
 889                                         return;
 890                                 }
 891
 892                                 ui.jqXHR.success(function() {
 893                                         if ( that.options.cache ) {
 894                                                 $.data( ui.tab[ 0 ], "cache.tabs", true );
 895                                         }
 896                                 });
 897                         }});
 898                 },
 899
 900                 _ajaxSettings: function( anchor, event, ui ) {
 901                         var ajaxOptions = this.options.ajaxOptions;
 902                         return $.extend( {}, ajaxOptions, {
 903                                 error: function( xhr, status ) {
 904                                         try {
 905                                                 // Passing index avoid a race condition when this method is
 906                                                 // called after the user has selected another tab.
 907                                                 // Pass the anchor that initiated this request allows
 908                                                 // loadError to manipulate the tab content panel via $(a.hash)
 909                                                 ajaxOptions.error(
 910                                                         xhr, status, ui.tab.closest( "li" ).index(), ui.tab[ 0 ] );
 911                                         }
 912                                         catch ( error ) {}
 913                                 }
 914                         }, this._superApply( arguments ) );
 915                 },
 916
 917                 _setOption: function( key, value ) {
 918                         // reset cache if switching from cached to not cached
 919                         if ( key === "cache" && value === false ) {
 920                                 this.anchors.removeData( "cache.tabs" );
 921                         }
 922                         this._super( key, value );
 923                 },
 924
 925                 _destroy: function() {
 926                         this.anchors.removeData( "cache.tabs" );
 927                         this._super();
 928                 },
 929
 930                 url: function( index ){
 931                         this.anchors.eq( index ).removeData( "cache.tabs" );
 932                         this._superApply( arguments );
 933                 }
 934         });
 935
 936         // abort method
 937         $.widget( "ui.tabs", $.ui.tabs, {
 938                 abort: function() {
 939                         if ( this.xhr ) {
 940                                 this.xhr.abort();
 941                         }
 942                 }
 943         });
 944
 945         // spinner
 946         $.widget( "ui.tabs", $.ui.tabs, {
 947                 options: {
 948                         spinner: "<em>Loading&#8230;</em>"
 949                 },
 950                 _create: function() {
 951                         this._super();
 952                         this._on({
 953                                 tabsbeforeload: function( event, ui ) {
 954                                         // Don't react to nested tabs or tabs that don't use a spinner
 955                                         if ( event.target !== this.element[ 0 ] ||
 956                                                         !this.options.spinner ) {
 957                                                 return;
 958                                         }
 959
 960                                         var span = ui.tab.find( "span" ),
 961                                                 html = span.html();
 962                                         span.html( this.options.spinner );
 963                                         ui.jqXHR.complete(function() {
 964                                                 span.html( html );
 965                                         });
 966                                 }
 967                         });
 968                 }
 969         });
 970
 971         // enable/disable events
 972         $.widget( "ui.tabs", $.ui.tabs, {
 973                 options: {
 974                         enable: null,
 975                         disable: null
 976                 },
 977
 978                 enable: function( index ) {
 979                         var options = this.options,
 980                                 trigger;
 981
 982                         if ( index && options.disabled === true ||
 983                                         ( $.isArray( options.disabled ) && $.inArray( index, options.disabled ) !== -1 ) ) {
 984                                 trigger = true;
 985                         }
 986
 987                         this._superApply( arguments );
 988
 989                         if ( trigger ) {
 990                                 this._trigger( "enable", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
 991                         }
 992                 },
 993
 994                 disable: function( index ) {
 995                         var options = this.options,
 996                                 trigger;
 997
 998                         if ( index && options.disabled === false ||
 999                                         ( $.isArray( options.disabled ) && $.inArray( index, options.disabled ) === -1 ) ) {
1000                                 trigger = true;
1001                         }
1002
1003                         this._superApply( arguments );
1004
1005                         if ( trigger ) {
1006                                 this._trigger( "disable", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
1007                         }
1008                 }
1009         });
1010
1011         // add/remove methods and events
1012         $.widget( "ui.tabs", $.ui.tabs, {
1013                 options: {
1014                         add: null,
1015                         remove: null,
1016                         tabTemplate: "<li><a href='#{href}'><span>#{label}</span></a></li>"
1017                 },
1018
1019                 add: function( url, label, index ) {
1020                         if ( index === undefined ) {
1021                                 index = this.anchors.length;
1022                         }
1023
1024                         var doInsertAfter, panel,
1025                                 options = this.options,
1026                                 li = $( options.tabTemplate
1027                                         .replace( /#\{href\}/g, url )
1028                                         .replace( /#\{label\}/g, label ) ),
1029                                 id = !url.indexOf( "#" ) ?
1030                                         url.replace( "#", "" ) :
1031                                         this._tabId( li );
1032
1033                         li.addClass( "ui-state-default ui-corner-top" ).data( "ui-tabs-destroy", true );
1034                         li.attr( "aria-controls", id );
1035
1036                         doInsertAfter = index >= this.tabs.length;
1037
1038                         // try to find an existing element before creating a new one
1039                         panel = this.element.find( "#" + id );
1040                         if ( !panel.length ) {
1041                                 panel = this._createPanel( id );
1042                                 if ( doInsertAfter ) {
1043                                         if ( index > 0 ) {
1044                                                 panel.insertAfter( this.panels.eq( -1 ) );
1045                                         } else {
1046                                                 panel.appendTo( this.element );
1047                                         }
1048                                 } else {
1049                                         panel.insertBefore( this.panels[ index ] );
1050                                 }
1051                         }
1052                         panel.addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" ).hide();
1053
1054                         if ( doInsertAfter ) {
1055                                 li.appendTo( this.tablist );
1056                         } else {
1057                                 li.insertBefore( this.tabs[ index ] );
1058                         }
1059
1060                         options.disabled = $.map( options.disabled, function( n ) {
1061                                 return n >= index ? ++n : n;
1062                         });
1063
1064                         this.refresh();
1065                         if ( this.tabs.length === 1 && options.active === false ) {
1066                                 this.option( "active", 0 );
1067                         }
1068
1069                         this._trigger( "add", null, this._ui( this.anchors[ index ], this.panels[ index ] ) );
1070                         return this;
1071                 },
1072
1073                 remove: function( index ) {
1074                         index = this._getIndex( index );
1075                         var options = this.options,
1076                                 tab = this.tabs.eq( index ).remove(),
1077                                 panel = this._getPanelForTab( tab ).remove();
1078
1079                         // If selected tab was removed focus tab to the right or
1080                         // in case the last tab was removed the tab to the left.
1081                         // We check for more than 2 tabs, because if there are only 2,
1082                         // then when we remove this tab, there will only be one tab left
1083                         // so we don't need to detect which tab to activate.
1084                         if ( tab.hasClass( "ui-tabs-active" ) && this.anchors.length > 2 ) {
1085                                 this._activate( index + ( index + 1 < this.anchors.length ? 1 : -1 ) );
1086                         }
1087
1088                         options.disabled = $.map(
1089                                 $.grep( options.disabled, function( n ) {
1090                                         return n !== index;
1091                                 }),
1092                                 function( n ) {
1093                                         return n >= index ? --n : n;
1094                                 });
1095
1096                         this.refresh();
1097
1098                         this._trigger( "remove", null, this._ui( tab.find( "a" )[ 0 ], panel[ 0 ] ) );
1099                         return this;
1100                 }
1101         });
1102
1103         // length method
1104         $.widget( "ui.tabs", $.ui.tabs, {
1105                 length: function() {
1106                         return this.anchors.length;
1107                 }
1108         });
1109
1110         // panel ids (idPrefix option + title attribute)
1111         $.widget( "ui.tabs", $.ui.tabs, {
1112                 options: {
1113                         idPrefix: "ui-tabs-"
1114                 },
1115
1116                 _tabId: function( tab ) {
1117                         var a = tab.is( "li" ) ? tab.find( "a[href]" ) : tab;
1118                         a = a[0];
1119                         return $( a ).closest( "li" ).attr( "aria-controls" ) ||
1120                                 a.title && a.title.replace( /\s/g, "_" ).replace( /[^\w\u00c0-\uFFFF\-]/g, "" ) ||
1121                                 this.options.idPrefix + getNextTabId();
1122                 }
1123         });
1124
1125         // _createPanel method
1126         $.widget( "ui.tabs", $.ui.tabs, {
1127                 options: {
1128                         panelTemplate: "<div></div>"
1129                 },
1130
1131                 _createPanel: function( id ) {
1132                         return $( this.options.panelTemplate )
1133                                 .attr( "id", id )
1134                                 .addClass( "ui-tabs-panel ui-widget-content ui-corner-bottom" )
1135                                 .data( "ui-tabs-destroy", true );
1136                 }
1137         });
1138
1139         // selected option
1140         $.widget( "ui.tabs", $.ui.tabs, {
1141                 _create: function() {
1142                         var options = this.options;
1143                         if ( options.active === null && options.selected !== undefined ) {
1144                                 options.active = options.selected === -1 ? false : options.selected;
1145                         }
1146                         this._super();
1147                         options.selected = options.active;
1148                         if ( options.selected === false ) {
1149                                 options.selected = -1;
1150                         }
1151                 },
1152
1153                 _setOption: function( key, value ) {
1154                         if ( key !== "selected" ) {
1155                                 return this._super( key, value );
1156                         }
1157
1158                         var options = this.options;
1159                         this._super( "active", value === -1 ? false : value );
1160                         options.selected = options.active;
1161                         if ( options.selected === false ) {
1162                                 options.selected = -1;
1163                         }
1164                 },
1165
1166                 _eventHandler: function() {
1167                         this._superApply( arguments );
1168                         this.options.selected = this.options.active;
1169                         if ( this.options.selected === false ) {
1170                                 this.options.selected = -1;
1171                         }
1172                 }
1173         });
1174
1175         // show and select event
1176         $.widget( "ui.tabs", $.ui.tabs, {
1177                 options: {
1178                         show: null,
1179                         select: null
1180                 },
1181                 _create: function() {
1182                         this._super();
1183                         if ( this.options.active !== false ) {
1184                                 this._trigger( "show", null, this._ui(
1185                                         this.active.find( ".ui-tabs-anchor" )[ 0 ],
1186                                         this._getPanelForTab( this.active )[ 0 ] ) );
1187                         }
1188                 },
1189                 _trigger: function( type, event, data ) {
1190                         var tab, panel,
1191                                 ret = this._superApply( arguments );
1192
1193                         if ( !ret ) {
1194                                 return false;
1195                         }
1196
1197                         if ( type === "beforeActivate" ) {
1198                                 tab = data.newTab.length ? data.newTab : data.oldTab;
1199                                 panel = data.newPanel.length ? data.newPanel : data.oldPanel;
1200                                 ret = this._super( "select", event, {
1201                                         tab: tab.find( ".ui-tabs-anchor" )[ 0],
1202                                         panel: panel[ 0 ],
1203                                         index: tab.closest( "li" ).index()
1204                                 });
1205                         } else if ( type === "activate" && data.newTab.length ) {
1206                                 ret = this._super( "show", event, {
1207                                         tab: data.newTab.find( ".ui-tabs-anchor" )[ 0 ],
1208                                         panel: data.newPanel[ 0 ],
1209                                         index: data.newTab.closest( "li" ).index()
1210                                 });
1211                         }
1212                         return ret;
1213                 }
1214         });
1215
1216         // select method
1217         $.widget( "ui.tabs", $.ui.tabs, {
1218                 select: function( index ) {
1219                         index = this._getIndex( index );
1220                         if ( index === -1 ) {
1221                                 if ( this.options.collapsible && this.options.selected !== -1 ) {
1222                                         index = this.options.selected;
1223                                 } else {
1224                                         return;
1225                                 }
1226                         }
1227                         this.anchors.eq( index ).trigger( this.options.event + this.eventNamespace );
1228                 }
1229         });
1230
1231         // cookie option
1232         (function() {
1233
1234         var listId = 0;
1235
1236         $.widget( "ui.tabs", $.ui.tabs, {
1237                 options: {
1238                         cookie: null // e.g. { expires: 7, path: '/', domain: 'jquery.com', secure: true }
1239                 },
1240                 _create: function() {
1241                         var options = this.options,
1242                                 active;
1243                         if ( options.active == null && options.cookie ) {
1244                                 active = parseInt( this._cookie(), 10 );
1245                                 if ( active === -1 ) {
1246                                         active = false;
1247                                 }
1248                                 options.active = active;
1249                         }
1250                         this._super();
1251                 },
1252                 _cookie: function( active ) {
1253                         var cookie = [ this.cookie ||
1254                                 ( this.cookie = this.options.cookie.name || "ui-tabs-" + (++listId) ) ];
1255                         if ( arguments.length ) {
1256                                 cookie.push( active === false ? -1 : active );
1257                                 cookie.push( this.options.cookie );
1258                         }
1259                         return $.cookie.apply( null, cookie );
1260                 },
1261                 _refresh: function() {
1262                         this._super();
1263                         if ( this.options.cookie ) {
1264                                 this._cookie( this.options.active, this.options.cookie );
1265                         }
1266                 },
1267                 _eventHandler: function() {
1268                         this._superApply( arguments );
1269                         if ( this.options.cookie ) {
1270                                 this._cookie( this.options.active, this.options.cookie );
1271                         }
1272                 },
1273                 _destroy: function() {
1274                         this._super();
1275                         if ( this.options.cookie ) {
1276                                 this._cookie( null, this.options.cookie );
1277                         }
1278                 }
1279         });
1280
1281         })();
1282
1283         // load event
1284         $.widget( "ui.tabs", $.ui.tabs, {
1285                 _trigger: function( type, event, data ) {
1286                         var _data = $.extend( {}, data );
1287                         if ( type === "load" ) {
1288                                 _data.panel = _data.panel[ 0 ];
1289                                 _data.tab = _data.tab.find( ".ui-tabs-anchor" )[ 0 ];
1290                         }
1291                         return this._super( type, event, _data );
1292                 }
1293         });
1294
1295         // fx option
1296         // The new animation options (show, hide) conflict with the old show callback.
1297         // The old fx option wins over show/hide anyway (always favor back-compat).
1298         // If a user wants to use the new animation API, they must give up the old API.
1299         $.widget( "ui.tabs", $.ui.tabs, {
1300                 options: {
1301                         fx: null // e.g. { height: "toggle", opacity: "toggle", duration: 200 }
1302                 },
1303
1304                 _getFx: function() {
1305                         var hide, show,
1306                                 fx = this.options.fx;
1307
1308                         if ( fx ) {
1309                                 if ( $.isArray( fx ) ) {
1310                                         hide = fx[ 0 ];
1311                                         show = fx[ 1 ];
1312                                 } else {
1313                                         hide = show = fx;
1314                                 }
1315                         }
1316
1317                         return fx ? { show: show, hide: hide } : null;
1318                 },
1319
1320                 _toggle: function( event, eventData ) {
1321                         var that = this,
1322                                 toShow = eventData.newPanel,
1323                                 toHide = eventData.oldPanel,
1324                                 fx = this._getFx();
1325
1326                         if ( !fx ) {
1327                                 return this._super( event, eventData );
1328                         }
1329
1330                         that.running = true;
1331
1332                         function complete() {
1333                                 that.running = false;
1334                                 that._trigger( "activate", event, eventData );
1335                         }
1336
1337                         function show() {
1338                                 eventData.newTab.closest( "li" ).addClass( "ui-tabs-active ui-state-active" );
1339
1340                                 if ( toShow.length && fx.show ) {
1341                                         toShow
1342                                                 .animate( fx.show, fx.show.duration, function() {
1343                                                         complete();
1344                                                 });
1345                                 } else {
1346                                         toShow.show();
1347                                         complete();
1348                                 }
1349                         }
1350
1351                         // start out by hiding, then showing, then completing
1352                         if ( toHide.length && fx.hide ) {
1353                                 toHide.animate( fx.hide, fx.hide.duration, function() {
1354                                         eventData.oldTab.closest( "li" ).removeClass( "ui-tabs-active ui-state-active" );
1355                                         show();
1356                                 });
1357                         } else {
1358                                 eventData.oldTab.closest( "li" ).removeClass( "ui-tabs-active ui-state-active" );
1359                                 toHide.hide();
1360                                 show();
1361                         }
1362                 }
1363         });
1364 }
1365
1366 })( jQuery );