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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
// +----------------------------------------------------------------------+
// | PHP version 4.0 |
// +----------------------------------------------------------------------+
// | Copyright (c) 1997-2003 The PHP Group |
// +----------------------------------------------------------------------+
// | This source file is subject to version 2.0 of the PHP license, |
// | that is bundled with this package in the file LICENSE, and is |
// | available at through the world-wide-web at |
// | http://www.php.net/license/2_02.txt. |
// | If you did not receive a copy of the PHP license and are unable to |
// | obtain it through the world-wide-web, please send a note to |
// | [email protected] so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// | Author: Alexey Borzov <[email protected]> |
// +----------------------------------------------------------------------+
//
// $Id: Renderer.php,v 1.1 2003/03/08 17:02:07 mansion Exp $
/**
* An abstract base class for QuickForm renderers
*
* The class implements a Visitor design pattern
*
* @abstract
* @author Alexey Borzov <[email protected]>
*/
class HTML_QuickForm_Renderer
{
/**
* Constructor
*
* @access public
*/
function HTML_QuickForm_Renderer()
{
} // end constructor
/**
* Called when visiting a form, before processing any form elements
*
* @param object An HTML_QuickForm object being visited
* @access public
* @return void
* @abstract
*/
function startForm(&$form)
{
return;
} // end func startForm
/**
* Called when visiting a form, after processing all form elements
*
* @param object An HTML_QuickForm object being visited
* @access public
* @return void
* @abstract
*/
function finishForm(&$form)
{
return;
} // end func finishForm
/**
* Called when visiting a header element
*
* @param object An HTML_QuickForm_header element being visited
* @access public
* @return void
* @abstract
*/
function renderHeader(&$header)
{
return;
} // end func renderHeader
/**
* Called when visiting an element
*
* @param object An HTML_QuickForm_element object being visited
* @param bool Whether an element is required
* @param string An error message associated with an element
* @access public
* @return void
* @abstract
*/
function renderElement(&$element, $required, $error)
{
return;
} // end func renderElement
/**
* Called when visiting a hidden element
*
* @param object An HTML_QuickForm_hidden object being visited
* @access public
* @return void
* @abstract
*/
function renderHidden(&$element)
{
return;
} // end func renderHidden
/**
* Called when visiting a raw HTML/text pseudo-element
*
* Seems that this should not be used when using a template-based renderer
*
* @param object An HTML_QuickForm_html element being visited
* @access public
* @return void
* @abstract
*/
function renderHtml(&$data)
{
return;
} // end func renderHtml
/**
* Called when visiting a group, before processing any group elements
*
* @param object An HTML_QuickForm_group object being visited
* @param bool Whether a group is required
* @param string An error message associated with a group
* @access public
* @return void
* @abstract
*/
function startGroup(&$group, $required, $error)
{
return;
} // end func startGroup
/**
* Called when visiting a group, after processing all group elements
*
* @param object An HTML_QuickForm_group object being visited
* @access public
* @return void
* @abstract
*/
function finishGroup(&$group)
{
return;
} // end func finishGroup
} // end class HTML_QuickForm_Renderer
?>
|
