With Fragments, developers now can update another portion of the UI on the screen that corresponds to the user selection, without needing to move the user to another screen.Ī classic example is a news application that allows a user to select the headline on the left side of the application and it then displays the details of the story on the right side corresponding to user selection.įragments can be used in the following scenarios: Classically, developers would have to build a new Activity whenever the user interacted with the application. The Basics of Android Fragmentsĭevelopers can combine one or more fragments to build a single activity or even reuse fragments across multiple activities.įragments were introduced in Android 3.0 to improve the user experience.

In this Android fragment tutorial, we will learn how to use fragments in Android with code. In layman’s terms, this means an Activity object can be composed of one or more fragments, each having its own user interface definition. The Android documentation describes Fragment as a portion of user interface in an Activity Object. Fragment is an Android programming aspect that represents a portion of the user interface of what a user sees on the application window.

Android studio fragment example