Navigation Architectural Component

LoginFragment.kt

   
    lateinit var navController: NavController

    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
        super.onViewCreated(view, savedInstanceState)
        navController = Navigation.findNavController(view)

        btnSignup.setOnClickListener {
            navController.navigate(R.id.action_loginFragment_to_signupFragment)
        }

//        view.findViewById<Button>(R.id.btnLogin).setOnClickListener{
//              navController.navigate(R.id.action_loginFragment_to_signupFragment)
//        }

    }

    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.fragment_login, container, false)
    }