Android 상태 표시줄, 탐색 표시줄을 숨기는 방법

상태 표시줄과 귀속 표시줄을 숨기는 방법

override fun onResume() {
    super.onResume()
    val SDK_INT = android.os.Build.VERSION.SDK_INT
    if (SDK_INT >= 30) {
        window.insetsController?.hide(WindowInsets.Type.statusBars() or WindowInsets.Type.navigationBars())
        window.insetsController?.systemBarsBehavior =
            WindowInsetsController.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
    } else if (SDK_INT >= 19) {
        val decorView = window.decorView
        decorView.systemUiVisibility =
            View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY or
                    View.SYSTEM_UI_FLAG_FULLSCREEN or View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
    }
}