def METHOD_NAME(self, ca: ComicArchive) -> None:
    self.comic_archive = ca
    self.page_count = ca.get_number_of_pages()
    self.current_page_num = 0
    self.pageWidget.set_archive(self.comic_archive)
    self.set_page()
    if self.page_count > 1:
        self.btnNext.setEnabled(True)
        self.btnPrev.setEnabled(True)