<?php
/**
* @version $Id: button.php 20196 2011-01-09 02:40:25Z ian $
* @package Joomla.Framework
* @subpackage HTML
* @copyright Copyright (C) 2005 - 2011 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
// No direct access
defined('JPATH_BASE') or die;
/**
* Button base class
*
* The JButton is the base class for all JButton types
*
* @abstract
* @package Joomla.Framework
* @subpackage HTML
* @since 1.5
*/
abstract class JButton extends JObject
{
/**
* element name
*
* This has to be set in the final renderer classes.
*
* @access protected
* @var string
*/
protected $_name = null;
/**
* reference to the object that instantiated the element
*
* @access protected
* @var object
*/
protected $_parent = null;
/**
* Constructor
*
* @access protected
*/
public function __construct($parent = null)
{
$this->_parent = $parent;
}
/**
* get the element name
*
* @access public
* @return string type of the parameter
*/
public function getName()
{
return $this->_name;
}
public function render(&$definition)
{
/*
* Initialise some variables
*/
$html = null;
$id = call_user_func_array(array(&$this, 'fetchId'), $definition);
$action = call_user_func_array(array(&$this, 'fetchButton'), $definition);
// Build id attribute
if ($id) {
$id = "id=\"$id\"";
}
// Build the HTML Button
$html .= "<li class=\"button\" $id>\n";
$html .= $action;
$html .= "</li>\n";
return $html;
}
/**
* Method to get the CSS class name for an icon identifier
*
* Can be redefined in the final class
*
* @access public
* @param string $identifier Icon identification string
* @return string CSS class name
* @since 1.5
*/
public function fetchIconClass($identifier)
{
return "icon-32-$identifier";
}
/**
* Get the button id
*
* Can be redefined in the final button class
*
* @access public
* @since 1.5
*/
public function fetchId()
{
return;
}
/**
* Get the button
*
* Defined in the final button class
*
* @abstract
* @access public
* @since 1.5
*/
abstract public function fetchButton();
}