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