What is onCreateView?

onCreateView is called to inflate the layout of the fragment i.e graphical initialization usually takes place here. It is always called some time after the onCreate method. Follow this answer to receive notifications.

How do I update my Android ViewPager adapter?

Firstly set viewpager adapter to null then recreate the adapter and set i to it to viewpager. Show activity on this post. Define which message which is needed to update. Write below code in the Fragment which is needed update.

How do I refresh FragmentPagerAdapter?

You can use startActivityForResult(or broadcast/receiver) to get the result from the activity. Then use adapter. notifyDataSetChanged to refresh the fragment.

What is onCreateView in Android Studio?

onCreateView(LayoutInflater, ViewGroup, Bundle) creates and returns the view hierarchy associated with the fragment. onActivityCreated(Bundle) tells the fragment that its activity has completed its own Activity.

What is ViewPager adapter in android?

ViewPager in Android is a class that allows the user to flip left and right through pages of data. This class provides the functionality to flip pages in app. It is a widget found in the support library. To use it you’ll have to put the element inside your XML layout file that’ll contain multiple child views.

What is a ViewPager Android?

What is a pager in Android?

ViewPager in Android allows the user to flip left and right through pages of data. In our android ViewPager application we’ll implement a ViewPager that swipes through three views with different images and texts.

How to implement pageradapter in Android with fragments?

Switch to androidx.viewpager2.widget.ViewPager2 and use androidx.viewpager2.adapter.FragmentStateAdapter instead. Implementation of PagerAdapter that represents each page as a Fragment that is persistently kept in the fragment manager as long as the user can return to the page.

What are the deprecated methods of the viewpager?

This method is deprecated. Return the number of views available. Called when the host view is attempting to determine if an item’s position has changed. This method may be called by the ViewPager to obtain a title string to describe the specified page. This method is deprecated.

Is this a bad practice to rotate a viewpager?

Yes, it’s bad and probably the source of your problems after the rotation. The ViewPager will use the getItem method to get fragments when it needs them to show in a page. After a rotation the ViewPager will check its state and see how many fragments it previously had and manually restore them without the getItem method.