docs/source/tabs.html

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   9     <pre class="prettyprint lang-js">/*!
  10  * Ext JS Library 3.3.0
  11  * Copyright(c) 2006-2010 Ext JS, Inc.
  12  * licensing@extjs.com
  13  * http://www.extjs.com/license
  14  */
  15 Ext.ns('Ext.ux');
  16
  17 Ext.ux.Tabs = Ext.extend(Ext.util.Observable, {
  18         // Configuration options
  19     activeTab: 0,
  20
  21         // Our class constructor
  22     constructor : function(element, config) {
  23         Ext.apply(this, config);
  24         Ext.ux.Tabs.superclass.constructor.call(this);
  25
  26         this.addEvents(
  27             'beforetabchange',
  28             'tabchange'
  29         );
  30
  31         this.el = Ext.get(element);
  32         this.init();
  33     },
  34
  35     init : function() {
  36         var me = this;
  37
  38                 this.el.addClass('ux-tabs-container');
  39
  40                 this.tabStrip = this.el.child('ul');
  41                 this.tabStrip.addClass('ux-tabs-strip');
  42
  43                 this.tabStrip.on('click', this.onStripClick, this, {delegate: 'a'});
  44
  45                 this.tabs = this.tabStrip.select('> li');
  46                 this.cards = this.el.select('> div');
  47
  48                 this.cardsContainer = this.el.createChild({
  49                         cls: 'ux-tabs-cards'
  50                 });
  51                 this.cardsContainer.setWidth(this.el.getWidth());
  52
  53                 this.cards.addClass('ux-tabs-card');
  54                 this.cards.appendTo(this.cardsContainer);
  55
  56                 this.el.createChild({
  57                         cls: 'ux-tabs-clearfix'
  58                 });
  59
  60                 this.setActiveTab(this.activeTab || 0);
  61         },
  62
  63         onStripClick : function(ev, t) {
  64                 if(t && t.href && t.href.indexOf('#')) {
  65                         ev.preventDefault();
  66                         this.setActiveTab(t.href.split('#')[1]);
  67                 }
  68         },
  69
  70         setActiveTab : function(tab) {
  71                 var card;
  72                 if(Ext.isString(tab)) {
  73                         card = Ext.get(tab);
  74                         tab = this.tabStrip.child('a[href=#' + tab + ']').parent();
  75                 }
  76                 else if (Ext.isNumber(tab)) {
  77                         tab = this.tabs.item(tab);
  78                         card = Ext.get(tab.first().dom.href.split('#')[1]);
  79                 }
  80
  81                 if(tab && card && this.fireEvent('beforetabchange', tab, card) !== false) {
  82                         card.radioClass('ux-tabs-card-active');
  83                         tab.radioClass('ux-tabs-tab-active');
  84                         this.fireEvent('tabchange', tab, card);
  85                 }
  86         }
  87 });</pre>
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