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_root = new JNode('ROOT');
$this->_current = & $this->_root;
}
function addChild(&$node, $setCurrent = false)
{
$this->_current->addChild($node);
if ($setCurrent) {
$this->_current =& $node;
}
}
function getParent()
{
$this->_current =& $this->_current->getParent();
}
function reset()
{
$this->_current =& $this->_root;
}
}
/**
* Tree Node Class.
*
* @package Joomla.Framework
* @subpackage Base
* @since 1.5
*/
class JNode extends JObject
{
/**
* Parent node
*/
var $_parent = null;
/**
* Array of Children
*/
var $_children = array();
function __construct()
{
return true;
}
function addChild( &$node )
{
$node->setParent($this);
$this->_children[] = & $node;
}
function &getParent()
{
return $this->_parent;
}
function setParent( &$node )
{
$this->_parent = & $node;
}
function hasChildren()
{
return count($this->_children);
}
function &getChildren()
{
return $this->_children;
}
}