android studio fragment does not hide activity layout

The layout that we have included here is our layout to hold the fragment. Now, let’s add the bottom Navigation view component in our layout file! Navigation.xml file from our menu resource folder:

Implementation ':material:1.1.0'īefore we add the Bottom Navigation view to our activity_main.xml, we need to create a menu resource for the icons and text for the different fragments to be displayed on our bottom navigation view!

Let’s add the material dependency required for Bottom Navigation View: //Material Design Welcome to our MindOrks blog on “Saving Fragment States with BottomNavigationView”Īs always, we will be quickly understanding this with the help of an example project. Since we will be using multiple fragments on a single activity, we will be using a BottomNavigation View. In this article, let’s learn a simple way to handle and avoid the recreation of these fragments and save their states. Imagine if you were browsing some tweets in the HomeFragment of the Twitter app, navigated to the search screen, and then came back to the Home Screen only to realize that the Home Screen is reloaded again and shows the first tweet! This is not a good user experience since the user has to scroll to the previous tweet again. It has become a common practice to load the UI with multiple fragments Eg: Instagram, Twitter, and many more popular apps. Activities and Fragments form the base of the UI layer in Android applications.

Android studio fragment does not hide activity layout