Grido\Grid::handleReset PHP Method

    public function handleReset(\Nette\Forms\Controls\SubmitButton $button)
    {
        $this->sort = [];
        $this->filter = [];
        $this->perPage = NULL;
        if ($session = $this->getRememberSession()) {
            $session->remove();
        }
        $button->form->setValues([Filter::ID => $this->defaultFilter], TRUE);
        $this->page = 1;
        $this->reload();
    }