This is required because the Realm’s schema needs to include the NYTimes models from the external library - :realm-nytimes-data.Īt this point you can run the application but the Realm is empty and nothing will be displayed. These ensure that the adapter automatically displays new Realm results for the original query and that the grid items are animated.Īlso notice how the Realm’s default configuration is set via the getRealmConfig() method. Notice that the constructor of NYTimesStoryRecyclerViewAdapter has two boolean parameters. In the onCreate method of your activity the initial RealmResults are returned from the Realm query and provided to the NYTimesStoryRecyclerViewAdapter. Public class NYTimesStoryRecyclerViewAdapter extends RealmBasedRecyclerViewAdapter The NYTimesStory is rendered with a set of views and the result should look like this: We will use this class as the type type in the adapter in order to render a story. In the sample data, we have a class called NYTimesStory (source). rrvGridLayoutSpanCount - This attribute needs to be set to anything greater than zero when the rrvLayoutType is set to Grid.rrvLayoutType - RealmRecyclerView supports different layout types and for this tutorial we want a ‘Grid’ with two columns.rrvIsRefreshable - This disables the pull to refresh feature to the RecyclerView.Note here that we specify the three custom attributes for the view: To add it, add the following line to your project’s adle file. RealmSearchView is available as a gradle dependency via jitpack.io. Next, you’ll want to add RealmSearchView to your project.

You can get an API Key for free from the NY Times Developer site.Ĭreate a new Android Studio project, using the “Empty Activity” template. Please Note: You will need an API Key from the NY Times to pull data from their API. Here’s a demo of what the end result should look like: Let’s get started, but if you want to jump to the end product, you can see the final code on GitHub here. Best of all, changes to your data will trigger automatic animations! Have you been looking to build a grid layout in your app? With your data stored in Realm, you can create an interface like this really quickly. In this tutorial, Thorben Primke shows you how to use RealmRecyclerView, a specialized subclass of RecyclerView, to build a Grid Layout from data stored in Realm.

Android studio recyclerview grid layout