activity를 주로 사용하다가 새로나온 Navigation을 사용하려니, 불편했던 건 쉽게 되는데, 쉬웠던 건 잘 안되는 경우가 있다 ㅋㅋ
class SplashFragment : Fragment() { override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? { return inflater.inflate(R.layout.splash_fragment, container, false) } override fun onViewCreated(view: View, savedInstanceState: Bundle?) { super.onViewCreated(view, savedInstanceState) activity?.window?.addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN) (activity as AppCompatActivity).supportActionBar?.hide() } override fun onDestroy() { super.onDestroy() activity?.window?.clearFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN) (activity as AppCompatActivity).supportActionBar?.show() } }