function Render()
{
$result = '';
$item = $this->first;
while ($item) {
$renderer = new ContentRenderer($item, $this->tree);
$result .= $renderer->Render();
$item = $this->tree->NextOf($item);
}
return $result;
}
/**
* Renders the child
* @param mixed $child The current content tree item
*/
protected function RenderChild($child)
{
$renderer = new ContentRenderer($child, $this->tree);
return $renderer->Render();
}
/**
* Renders the current child item
* @return string
*/
private function RenderCurrentChild()
{
$renderer = new ContentRenderer($this->currentChild, $this->tree);
return $renderer->Render();
}