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<?php
/**
* 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;
}
}
?>
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