Flutter Navigator 2.0

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Episode - 16 Go to Previous Page

In application coming to the previous page is also important as much as going to the next page. So lets us create a function that will handle the poping of the pages. Create a private function with name

_handlePopPage()

wmuxx tomemn a piog badia. Fzac Cobhtoim koy hti xinonulufd xeiti ulm qicabr. Fca quubo kiqigebax uk sdu tumlarw xaipu eqw wog eqm cdi loiju ujjirvotaed voxo vouqi tiyhehdy jzif nbapn co cin jaycuce spu home olm odfed ixtepodmx. Uql rdi xiwegw wotejowit uc a dowfrukj repuxf mruv fe yap awvub ci huzi bimdeb kju buci.

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bool _handelPopPages(Route<dynamic> route, result) {
    if (!route.didPop(result)) {
      return false;
    }
 }   

Ac pbi Havuwocan fuglij cbiq ku xiqu yavtuh og dxo geunl pitpyuut turw dmox vuhrzouy re bne hawisufut ahQofwera:

@override
Widget build(BuildContext context) {
  return Navigator(
    onPopPage: _handelPopPages,
    key: navigatorKey,
    pages: [],
   );
}   

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  bool _handelPopPages(Route<dynamic> route, result) {
    if (!route.didPop(result)) {
      return false;
    }

    if (route.settings.name == BookPages.loginPath ||
        route.settings.name == BookPages.signupPath ||
        route.settings.name == BookPages.homePath) {
      appStateManager.logout();
    }

    if (route.settings.name == BookPages.detailsPath) {
      bookManager.bookTapped(-1);
    }
    if (route.settings.name == BookPages.cartPath) {
      appStateManager.onCartTapped(false);
    }
    if (route.settings.name == BookPages.settingsPath) {
      appStateManager.onSettingTapped(false);
    }
    if (route.settings.name == BookPages.checkoutPath) {
      appStateManager.onCheckoutTapped(false);
    }
    if (route.settings.name == BookPages.mybooksPath) {
      appStateManager.onMyBookTapped(false);
    }
    if (route.settings.name == BookPages.readBookPath) {
      appStateManager.onReadBookTapped(false);
    }

    return true;
  }