<?php

namespace {
    /**
     * Class for <button> elements
     *
     * PHP version 5
     *
     * LICENSE:
     *
     * Copyright (c) 2006-2010, Alexey Borzov <avb@php.net>,
     *                          Bertrand Mansion <golgote@mamasam.com>
     * All rights reserved.
     *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     *
     *    * Redistributions of source code must retain the above copyright
     *      notice, this list of conditions and the following disclaimer.
     *    * Redistributions in binary form must reproduce the above copyright
     *      notice, this list of conditions and the following disclaimer in the
     *      documentation and/or other materials provided with the distribution.
     *    * The names of the authors may not be used to endorse or promote products
     *      derived from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
     * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
     * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
     * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
     * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
     * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     *
     * @category   HTML
     * @package    HTML_QuickForm2
     * @author     Alexey Borzov <avb@php.net>
     * @author     Bertrand Mansion <golgote@mamasam.com>
     * @license    http://opensource.org/licenses/bsd-license.php New BSD License
     * @version    SVN: $Id: Button.php 300722 2010-06-24 10:15:52Z mansion $
     * @link       http://pear.php.net/package/HTML_QuickForm2
     */
    /**
     * Base class for simple HTML_QuickForm2 elements
     */
    // require_once 'HTML/QuickForm2/Element.php';
    /**
     * Class for <button> elements
     *
     * Note that this element was named 'xbutton' in previous version of QuickForm,
     * the name 'button' being used for current 'inputbutton' element.
     *
     * @category   HTML
     * @package    HTML_QuickForm2
     * @author     Alexey Borzov <avb@php.net>
     * @author     Bertrand Mansion <golgote@mamasam.com>
     * @version    Release: @package_version@
     */
    class HTML_QuickForm2_Element_Button extends \HTML_QuickForm2_Element
    {
        /**
         * Contains options and data used for the element creation
         * - content: Content to be displayed between <button></button> tags
         * @var  array
         */
        protected $data = array('content' => '');
        /**
         * Element's submit value
         * @var  string
         */
        protected $submitValue = null;
        public function getType()
        {
            return 'button';
        }
        /**
         * Buttons can not be frozen
         *
         * @param    bool    Whether element should be frozen or editable. This
         *                   parameter is ignored in case of buttons
         * @return   bool    Always returns false
         */
        public function toggleFrozen($freeze = null)
        {
            return \false;
        }
        /**
         * Sets the contents of the button element
         *
         * @param    string  Button content (HTML to add between <button></button> tags)
         * @return   HTML_QuickForm2_Element_Button
         */
        function setContent($content)
        {
            $this->data['content'] = $content;
            return $this;
        }
        /**
         * Button's value cannot be set via this method
         *
         * @param    mixed   Element's value, this parameter is ignored
         * @return   HTML_QuickForm2_Element_Button
         */
        public function setValue($value)
        {
            return $this;
        }
        /**
         * Returns the element's value
         *
         * The value is only returned if the following is true
         *  - button has 'type' attribute set to 'submit' (or no 'type' attribute)
         *  - the form was submitted by clicking on this button
         *
         * This method returns the actual value submitted by the browser. Note that
         * different browsers submit different values!
         *
         * @return    string|null
         */
        public function getValue()
        {
            if ((empty($this->attributes['type']) || 'submit' == $this->attributes['type']) && !$this->getAttribute('disabled')) {
                return $this->applyFilters($this->submitValue);
            } else {
                return null;
            }
        }
        public function __toString()
        {
            return $this->getIndent() . '<button' . $this->getAttributes(\true) . '>' . $this->data['content'] . '</button>';
        }
        public function updateValue()
        {
            foreach ($this->getDataSources() as $ds) {
                if ($ds instanceof \HTML_QuickForm2_DataSource_Submit && null !== ($value = $ds->getValue($this->getName()))) {
                    $this->submitValue = $value;
                    return;
                }
            }
            $this->submitValue = null;
        }
    }
}
