26     private $_liststack = array();  variable in renderer_plugin_edittable_inverse
204         if(!isset($this->_liststack)) {
205             $this->_liststack = array();
207         if(count($this->_liststack) === 0) {
210         $this->_liststack[] = '*';
215         array_pop($this->_liststack);
216         if(count($this->_liststack) === 0) {
223         if(!isset($this->_liststack)) {
224             $this->_liststack = array();
226         if(count($this->_liststack) === 0) {
229         $this->_liststack[] = '-';
234         array_pop($this->_liststack);
235         if(count($this->_liststack) === 0) {
242         $this->doc .= str_repeat(' ', $level * 2).end($this->_liststack).' ';