protected function _afterBrowse(KControllerContextInterface $context)
    {
        $state  = $this->getModel()->getState();

        $vars = array();
        foreach($state->toArray() as $var)
        {
            if(!$var->unique && !$var->internal) {
                $vars[$var->name] = $var->value;
            }
        }

        $context->user->set($this->_getStateKey($context), $vars);
    }