Function handleClickOutside

packages/editor-app/src/components/StartupPage.tsx:46–50

(e: MouseEvent)

    useEffect(() => {
        const handleClickOutside = (e: MouseEvent) => {
            if (langMenuRef.current && !langMenuRef.current.contains(e.target as Node)) {
                setShowLangMenu(false);
            }
        };
        document.addEventListener('mousedown', handleClickOutside);
        return () => document.removeEventListener('mousedown', handleClickOutside);
    }, []);