CameraFragment for cameraX sample

CameraFragment.kt

class CameraFragment : Fragment(R.layout.fragment_camera), ControlView.Listener {
//...

override fun onResume() {
    super.onResume()
    if (!PermissionFragment.hasPermissions(requireContext()))
        findNavController()
            .navigate(CameraFragmentDirections.actionCameraFragmentToPermissionFragment())
}
    
//...
}