code/controller/behavior/persistable.php
protected function _getStateKey(ControllerContext $context)
    {
        $view   = $this->getView()->getIdentifier();
        $layout = $this->getView()->getLayout();
        $model  = $this->getModel()->getIdentifier();

        return $view.'.'.$layout.'.'.$model.'.'.$context->action;
    }
protected function _getStateKey(ControllerContext $context)
    {
        $view   = $this->getView()->getIdentifier();
        $layout = $this->getView()->getLayout();
        $model  = $this->getModel()->getIdentifier();

        return $view.'.'.$layout.'.'.$model.'.'.$context->action;
    }
protected function _getStateKey ( ControllerContext $ context ) { $ view = $ this -> getView ( ) -> getIdentifier ( ) ; $ layout = $ this -> getView ( ) -> getLayout ( ) ; $ model = $ this -> getModel ( ) -> getIdentifier ( ) ; return $ view . '.' . $ layout . '.' . $ model . '.' . $ context -> action ; }
Returns a key based on the context to persist state values

@param 	ControllerContext $context The active controller context
@return  string
Returns a key based on the context to persist state values