Magento: app/code/core/Mage/Adminhtml/Block/System/Config/Form/Field/Select/Allowspecific.php Source File

00001 <?php
00002 /**
00003  * Magento
00004  *
00005  * NOTICE OF LICENSE
00006  *
00007  * This source file is subject to the Open Software License (OSL 3.0)
00008  * that is bundled with this package in the file LICENSE.txt.
00009  * It is also available through the world-wide-web at this URL:
00010  * http://opensource.org/licenses/osl-3.0.php
00011  * If you did not receive a copy of the license and are unable to
00012  * obtain it through the world-wide-web, please send an email
00013  * to license@magentocommerce.com so we can send you a copy immediately.
00014  *
00015  * DISCLAIMER
00016  *
00017  * Do not edit or add to this file if you wish to upgrade Magento to newer
00018  * versions in the future. If you wish to customize Magento for your
00019  * needs please refer to http://www.magentocommerce.com for more information.
00020  *
00021  * @category   Mage
00022  * @package    Mage_Adminhtml
00023  * @copyright  Copyright (c) 2008 Irubin Consulting Inc. DBA Varien (http://www.varien.com)
00024  * @license    http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
00025  */
00026 
00027 
00028 /**
00029  * System congifuration shipping methods allow all countries selec
00030  *
00031  * @category   Mage
00032  * @package    Mage_Adminhtml
00033  * @author      Magento Core Team <core@magentocommerce.com>
00034  */
00035 class Mage_Adminhtml_Block_System_Config_Form_Field_Select_Allowspecific extends Varien_Data_Form_Element_Select
00036 {
00037 
00038     public function getAfterElementHtml()
00039     {
00040         $javaScript = "
00041             <script type=\"text/javascript\">
00042                 Event.observe('{$this->getHtmlId()}', 'change', function(){
00043                     specific=$('{$this->getHtmlId()}').value;
00044                     $('{$this->_getSpecificCountryElementId()}').disabled = (!specific || specific!=1);
00045                 });
00046             </script>";
00047         return $javaScript . parent::getAfterElementHtml();
00048     }
00049 
00050     public function getHtml()
00051     {
00052         if(!$this->getValue() || $this->getValue()!=1) {
00053             $this->getForm()->getElement($this->_getSpecificCountryElementId())->setDisabled('disabled');
00054         }
00055         return parent::getHtml();
00056     }
00057 
00058     protected function _getSpecificCountryElementId()
00059     {
00060         return substr($this->getId(), 0, strrpos($this->getId(), 'allowspecific')) . 'specificcountry';
00061     }
00062 
00063 }