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Path: /data/applications/aps.bak/magento/1.5.1.0-0/standard/htdocs/js/mage/adminhtml/ [ Home ]
File: tabs.js
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Academic Free License (AFL 3.0)
 * that is bundled with this package in the file LICENSE_AFL.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/afl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Mage
 * @package     Mage_Adminhtml
 * @copyright   Copyright (c) 2010 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
 */
var varienTabs = new Class.create();

varienTabs.prototype = {
    initialize : function(containerId, destElementId,  activeTabId, shadowTabs){
        this.containerId    = containerId;
        this.destElementId  = destElementId;
        this.activeTab = null;

        this.tabOnClick     = this.tabMouseClick.bindAsEventListener(this);

        this.tabs = $$('#'+this.containerId+' li a.tab-item-link');

        this.hideAllTabsContent();
        for (var tab=0; tab<this.tabs.length; tab++) {
            Event.observe(this.tabs[tab],'click',this.tabOnClick);
            // move tab contents to destination element
            if($(this.destElementId)){
                var tabContentElement = $(this.getTabContentElementId(this.tabs[tab]));
                if(tabContentElement && tabContentElement.parentNode.id != this.destElementId){
                    $(this.destElementId).appendChild(tabContentElement);
                    tabContentElement.container = this;
                    tabContentElement.statusBar = this.tabs[tab];
                    tabContentElement.tabObject  = this.tabs[tab];
                    this.tabs[tab].contentMoved = true;
                    this.tabs[tab].container = this;
                    this.tabs[tab].show = function(){
                        this.container.showTabContent(this);
                    }
                    if(varienGlobalEvents){
                        varienGlobalEvents.fireEvent('moveTab', {tab:this.tabs[tab]});
                    }
                }
            }
/*
            // this code is pretty slow in IE, so lets do it in tabs*.phtml
            // mark ajax tabs as not loaded
            if (Element.hasClassName($(this.tabs[tab].id), 'ajax')) {
                Element.addClassName($(this.tabs[tab].id), 'notloaded');
            }
*/
            // bind shadow tabs
            if (this.tabs[tab].id && shadowTabs && shadowTabs[this.tabs[tab].id]) {
                this.tabs[tab].shadowTabs = shadowTabs[this.tabs[tab].id];
            }
        }

        this.displayFirst = activeTabId;
        Event.observe(window,'load',this.moveTabContentInDest.bind(this));
    },
    
    setSkipDisplayFirstTab : function(){
        this.displayFirst = null;
    },

    moveTabContentInDest : function(){
        for(var tab=0; tab<this.tabs.length; tab++){
            if($(this.destElementId) &&  !this.tabs[tab].contentMoved){
                var tabContentElement = $(this.getTabContentElementId(this.tabs[tab]));
                if(tabContentElement && tabContentElement.parentNode.id != this.destElementId){
                    $(this.destElementId).appendChild(tabContentElement);
                    tabContentElement.container = this;
                    tabContentElement.statusBar = this.tabs[tab];
                    tabContentElement.tabObject  = this.tabs[tab];
                    this.tabs[tab].container = this;
                    this.tabs[tab].show = function(){
                        this.container.showTabContent(this);
                    }
                    if(varienGlobalEvents){
                        varienGlobalEvents.fireEvent('moveTab', {tab:this.tabs[tab]});
                    }
                }
            }
        }
        if (this.displayFirst) {
            this.showTabContent($(this.displayFirst));
            this.displayFirst = null;
        }
    },

    getTabContentElementId : function(tab){
        if(tab){
            return tab.id+'_content';
        }
        return false;
    },

    tabMouseClick : function(event) {
        var tab = Event.findElement(event, 'a');

        // go directly to specified url or switch tab
        if ((tab.href.indexOf('#') != tab.href.length-1)
            && !(Element.hasClassName(tab, 'ajax'))
        ) {
            location.href = tab.href;
        }
        else {
            this.showTabContent(tab);
        }
        Event.stop(event);
    },

    hideAllTabsContent : function(){
        for(var tab in this.tabs){
            this.hideTabContent(this.tabs[tab]);
        }
    },

    // show tab, ready or not
    showTabContentImmediately : function(tab) {
        this.hideAllTabsContent();
        var tabContentElement = $(this.getTabContentElementId(tab));
        if (tabContentElement) {
            Element.show(tabContentElement);
            Element.addClassName(tab, 'active');
            // load shadow tabs, if any
            if (tab.shadowTabs && tab.shadowTabs.length) {
                for (var k in tab.shadowTabs) {
                    this.loadShadowTab($(tab.shadowTabs[k]));
                }
            }
            if (!Element.hasClassName(tab, 'ajax only')) {
                Element.removeClassName(tab, 'notloaded');
            }
            this.activeTab = tab;
        }
        if (varienGlobalEvents) {
            varienGlobalEvents.fireEvent('showTab', {tab:tab});
        }
    },

    // the lazy show tab method
    showTabContent : function(tab) {
        var tabContentElement = $(this.getTabContentElementId(tab));
        if (tabContentElement) {
            if (this.activeTab != tab) {
                if (varienGlobalEvents) {
                    if (varienGlobalEvents.fireEvent('tabChangeBefore', $(this.getTabContentElementId(this.activeTab))).indexOf('cannotchange') != -1) {
                        return;
                    };
                }
            }
            // wait for ajax request, if defined
            var isAjax = Element.hasClassName(tab, 'ajax');
            var isEmpty = tabContentElement.innerHTML=='' && tab.href.indexOf('#')!=tab.href.length-1;
            var isNotLoaded = Element.hasClassName(tab, 'notloaded');

            if ( isAjax && (isEmpty || isNotLoaded) )
            {
                new Ajax.Request(tab.href, {
                    parameters: {form_key: FORM_KEY},
                    evalScripts: true,
                    onSuccess: function(transport) {
                        try {
                            if (transport.responseText.isJSON()) {
                                var response = transport.responseText.evalJSON()
                                if (response.error) {
                                    alert(response.message);
                                }
                                if(response.ajaxExpired && response.ajaxRedirect) {
                                    setLocation(response.ajaxRedirect);
                                }
                            } else {
                                $(tabContentElement.id).update(transport.responseText);
                                this.showTabContentImmediately(tab)
                            }
                        }
                        catch (e) {
                            $(tabContentElement.id).update(transport.responseText);
                            this.showTabContentImmediately(tab)
                        }
                    }.bind(this)
                });
            }
            else {
                this.showTabContentImmediately(tab);
            }
        }
    },

    loadShadowTab : function(tab) {
        var tabContentElement = $(this.getTabContentElementId(tab));
        if (tabContentElement && Element.hasClassName(tab, 'ajax') && Element.hasClassName(tab, 'notloaded')) {
            new Ajax.Request(tab.href, {
                parameters: {form_key: FORM_KEY},
                evalScripts: true,
                onSuccess: function(transport) {
                    try {
                        if (transport.responseText.isJSON()) {
                            var response = transport.responseText.evalJSON()
                            if (response.error) {
                                alert(response.message);
                            }
                            if(response.ajaxExpired && response.ajaxRedirect) {
                                setLocation(response.ajaxRedirect);
                            }
                        } else {
                            $(tabContentElement.id).update(transport.responseText);
                            if (!Element.hasClassName(tab, 'ajax only')) {
                                Element.removeClassName(tab, 'notloaded');
                            }
                        }
                    }
                    catch (e) {
                        $(tabContentElement.id).update(transport.responseText);
                        if (!Element.hasClassName(tab, 'ajax only')) {
                            Element.removeClassName(tab, 'notloaded');
                        }
                    }
                }.bind(this)
            });
        }
    },

    hideTabContent : function(tab){
        var tabContentElement = $(this.getTabContentElementId(tab));
        if($(this.destElementId) && tabContentElement){
           Element.hide(tabContentElement);
           Element.removeClassName(tab, 'active');
        }
        if(varienGlobalEvents){
            varienGlobalEvents.fireEvent('hideTab', {tab:tab});
        }
    }
}