A fragment represents a reusable portion of your app s ui. A fragment defines and manages its own layout has its own lifecycle and can handle its own input events.
Android fragment is the part of activity it is also known as sub activity.
Android fragment. There can be more than one fragment in an activity. Android fragments cannot exist outside an activity. You can assign a tag using the android tag xml attribute on fragments that are defined within your layout or during an add or replace operation within a fragmenttransaction.
This document describes how to create a fragment and include it in an activity. Android fragment is a graphical user interface component of android. Android tablayout example using viewpager and fragments february 10 2020 february 4 2016 by belal khan if you are using the latest android application then you have noticed that now days android is following a design pattern.
In the larger screen of the tablet there is much more space to combine and interchange the ui components effectively. What is android fragment. A fragment represents a modular portion of the user interface within an activity.
Fragments cannot live on their own they must be hosted by an activity or another fragment. Main aim for this is to support more dynamic and flexible ui designs on large screens such as tablets. It represents a portion of ui that the user sees on the screen.
By using fragments we can create flexible ui designs that can be adjusted based on the device screen size such as tablets smartphones. It resides within the activities of an android application. Fragments were added to the android api in honeycomb version of android which api version 11.
A fragment has its own lifecycle receives its own input events and you can add or remove fragments while the containing activity is running. Another name for fragment can be sub activity as they are part of activities. Android introduced fragments in android 3 0 api level 11 honeycomb.
You create fragments by extending fragment class and you can insert a fragment into your activity layout by declaring the fragment in the activity s layout file as a fragment element. Fragments represent multiple screen inside one activity. The fragment s view hierarchy becomes part of or attaches to the host s view hierarchy.
In android fragments are the modular section of activity design and these are used to represent the behavior of user interface ui in an activity. Android fragment lifecycle is affected by activity lifecycle because fragments are included in activity.