AndroidX Navigationを導入した話 / Introducing AndroidX Navigation

by Masatoshi Kubode

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©2019 Wantedly, Inc. NavController.navigateͰભҠ // InitialFragment override fun onSignUpSuccessful(userName: String) { findNavController() // KTXͷ֦ு .navigate( // safeargsͰੜ੒͞Εͨίʔυ InitialFragmentDirections .actionInitialFragmentToEmailWelcomeFragment(userName) ) }

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©2019 Wantedly, Inc. w BEE0O#BDL1SFTTFE$BMMCBDL͕௥Ճ w όοΫΩʔ੍ޚΛ'SBHNFOUͰ࣮૷Ͱ͖Δ AndroidX Activity // WelcomeFragment override fun onViewCreated(view: View, savedInstanceState: Bundle?) { super.onViewCreated(view, savedInstanceState) // Disable back key requireActivity().addOnBackPressedCallback( viewLifecycleOwner, OnBackPressedCallback { true } ) }

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©2019 Wantedly, Inc. ໰୊఺2ͷղܾࡦ class FitsSystemWindowsNavHostFragment : NavHostFragment() { override fun onCreateView( inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle? ): View? { // CoordinatorLayout͸fitsSystemWindowsʹରԠ͍ͯ͠Δ return CoordinatorLayout(inflater.context).apply { fitsSystemWindows = true id = this.id // ͜Ε͸NavHostFragmentͷ࣮૷ͱಉ͡ } } }