<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * 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@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Form
 * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */

/** Zend_Form */
require_once 'Zend/Form.php';

/**
 * Zend_Form_SubForm
 *
 * @category   Zend
 * @package    Zend_Form
 * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id$
 */
class Zend_Form_SubForm extends Zend_Form
{
    /**
     * Whether or not form elements are members of an array
     * @var bool
     */
    protected $_isArray = true;

    /**
     * Load the default decorators
     *
     * @return Zend_Form_SubForm
     */
    public function loadDefaultDecorators()
    {
        if ($this->loadDefaultDecoratorsIsDisabled()) {
            return $this;
        }

        $decorators = $this->getDecorators();
        if (empty($decorators)) {
            $this->addDecorator('FormElements')
                 ->addDecorator('HtmlTag', ['tag' => 'dl'])
                 ->addDecorator('Fieldset')
                 ->addDecorator('DtDdWrapper');
        }
        return $this;
    }
}
