add_hook($host::HOOK_ARTICLE_BUTTON, $this); } function about() { return array(null, "Adds a button to close article panel", "fox"); } function get_css() { return ".post .header .buttons i.material-icons.icon-close-article { color : red; }"; } function hook_article_button($line) { if (!get_pref(Prefs::COMBINED_DISPLAY_MODE)) { return "close"; } return ""; } function api_version() { return 2; } }