/**
* @version		$Id: cookie.js 6138 2007-01-02 03:44:18Z eddiea $
* @copyright	Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
* @license		GNU/GPL, see LICENSE.php
* Joomla! is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See COPYRIGHT.php for copyright notices and details.
*/

/**
 * Tabs behavior
 *
 * @package		Joomla!
 * @subpackage	JavaScript
 * @since		1.5
 */
 
/**
 * @modifiedby  Gobezu Sewu <info@jproven.com>
 * @link        http://www.jproven.com
 * @comment     this version is adapted to include tabs recursively
*/
var JTabs = new Class({

    getOptions: function(){
        return {

            display: 0,

            onActive: function(title, description){
                description.setStyle('display', 'block');
                title.addClass('open').removeClass('closed');
            },

            onBackground: function(title, description){
                description.setStyle('display', 'none');
                title.addClass('closed').removeClass('open');
            }
        };
    },

    _getChildren: function(prt, tag) {
      var res = [];
      $(prt).getChildren().each(function(el) {
        if (el.tagName.toLowerCase() == tag) {
          res.push(el);
        }
      });
      return res;
    },

    initialize: function(dlist, options){
        this.dlist = $(dlist);
        this.setOptions(this.getOptions(), options);
        this.titles = this._getChildren(dlist, 'dt');
        this.descriptions = this._getChildren(dlist, 'dd');
        this.content = new Element('div').injectAfter(this.dlist).addClass('current');

        for (var i = 0, l = this.titles.length; i < l; i++){
            var title = this.titles[i];
            var description = this.descriptions[i];
            title.setStyle('cursor', 'pointer');
            title.addEvent('click', this.display.bind(this, i));
            description.injectInside(this.content);
        }

        if ($chk(this.options.display)) this.display(this.options.display);

        if (this.options.initialize) this.options.initialize.call(this);
    },

    hideAllBut: function(but){
        for (var i = 0, l = this.titles.length; i < l; i++){
            if (i != but) this.fireEvent('onBackground', [this.titles[i], this.descriptions[i]])
        }
    },

    display: function(i){
        this.hideAllBut(i);
        this.fireEvent('onActive', [this.titles[i], this.descriptions[i]])
    }
});

JTabs.implement(new Events);
JTabs.implement(new Options);