Summary: Methods

StatefulAdapter

Kotlin |Java

public interface StatefulAdapter

androidx.viewpager2.adapter.StatefulAdapter

Known indirect subclasses FragmentStateAdapter FragmentStateAdapter Similar in behavior to FragmentStatePagerAdapter Lifecycle within RecyclerView: RecyclerView.ViewHolder initially an empty FrameLayout, serves as a re-usable container for a Fragment in later stages.

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ViewPager2 adapters should implement this interface to be called during View.onSaveInstanceState() and View.onRestoreInstanceState(Parcelable)

Summary

Public methods
abstract void	restoreState(Parcelable savedState) Restores adapter state
abstract Parcelable	saveState() Saves adapter state

Public methods

restoreState

public abstract void restoreState (Parcelable savedState)

Restores adapter state

Parameters
savedState	Parcelable

saveState

public abstract Parcelable saveState ()

Saves adapter state

Returns
Parcelable