Creator Studio lets creators and publishers manage posts, insights and messages. Based on the return value, we’ll invoke a back press in the activity level. We need to intercept the onbackpressed function in the activity, retrieve the latest fragment from fragmentManager, and invoke onBackPress. ANDROID STUDIO DEVELOPER RETURN TO PREVIOUS FRAGMENT ANDROIDYou'd consider passing some data between destinations/fragments for instant you would consider the passed-in data to be integers and create constant integers for each fragment, whenever you do a navigation, then pass the constant assigned for the current fragment. Occasionally, the app or Marketplace not working on Android and ios. At this point, we’ve finished the setup it’s time to reveal the real game. You can get a reference to the current fragment within a layout container by using findFragmentById (). The previous fragment is neither Fragment a nor b To know the previous fragment in fragment_c: val previousFragment = findNavController().previousBackStackEntry?.destination?.id Learn Android tutorial for beginners and professionals Android Studio Tutorial Android development tutorial with Activity and Intent, Fragments, Menu. And at the fragment_c you need to know from which it's reached: So, to get the id of the previous destination use: previousBackStackEntry?.destination?.idįor instance, assume you've 3 fragments: fragment_a, fragment_b, and fragment_c. Before embedding a support fragment in an Activity make sure the Activity is changed to extend from FragmentActivity or AppCompatActivity which adds support. The previous visible entry on the back stack or null if the back stack has less than two visible entries Instead of the headache of tracking the previous fragment with passed-in arguments, you'd use previousBackStackEntry which returns a NavBackStackEntry that is:
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