This example demonstrates how do I use RecyclerView inside NestedScrollView in android. The parent RecyclerView with vertical scrolling containing a list of RecyclerViews that are also with vertical scrolling and each of them can be expanded or collapsed.. Dependencies used: We have now just created an adapter that maintains the states of a carousel when it is recycled through the list! Given 200 data with each containing 8 data to ensure its performance is fine. After adding dependencies click on sync . Android apps using Listview for implementing newsfeed or contact lists will likely face performance issues or unnecessary lags when the user scrolls the view fast. RecyclerView is an evolutionary version of Listview — one of the most important widgets used in Android development. The commits included in this version can be found here. This technique can be used to store and retrieve data and complex views with similar list patterns. In order to display a list in your application, we all must have used RecyclerView in Android. If you are using Java 8 to compile your app, starting from Android Gradle Plugin 7.0 (the next one after 4.2) Java 11 will be required. RecyclerView now participates in nested scrolling when a scroll is initiated via accessibility events. A nested RecyclerView is an implementation of a RecyclerView within a RecyclerView. The NestedScrollView has to render UI for all items of RecyclerView (for example: 300 items). This change will make effect in Android Studio 2020.3.1 Arctic Fox (currently in Canary and the next one after 4.2). test nested RecyclerView performance. RecyclerView Nested JSON Volley, with RecyclerView and Item RecyclerView - DiscoverGroupsAdapter June 5, 2019. androidx.recyclerview:recyclerview:1.1.0-alpha06 and androidx.recyclerview:recyclerview-selection:1.1.0-alpha06 are released. (aosp/973584) Version 1.1.0-alpha06. android-nested-recyclerview. An example of such a layout can be seen in a variety of apps such as the Play store where the outer (parent) RecyclerView is of Vertical orientation whereas … Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.. Add the following dependency in the build.gradle (Module: app) Create Nested RecyclerView Android. 2. I know this design breaks recycling technique of RecyclerView, but I can't change it. Although this solution works best when SnapHelper is used for the carousel, since the positions closest to the first visible item is used as a reference point. Start a new android studio project and open module level gradle file to add project dependencies. When the quantity of results has many changes (for example, from 1 to 300 items). For example, the emails in the Gmail app, the feeds on Facebook and Instagram, messages in WhatsApp, all are done with the help of RecyclerView. 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