added in version 22.1.0
belongs to Maven artifact com.android.support:recyclerview-v7:28.0.0-alpha1

Summary: Ctors | Methods | Inherited Methods | [Expand All]

RecyclerView.OnScrollListener

public static abstract class RecyclerView.OnScrollListener
extends Object

java.lang.Object
↳	android.support.v7.widget.RecyclerView.OnScrollListener

An OnScrollListener can be added to a RecyclerView to receive messages when a scrolling event has occurred on that RecyclerView.

See also:

Summary

Public constructors
`RecyclerView.OnScrollListener()`

Public methods
`void`	`onScrollStateChanged(RecyclerView recyclerView, int newState)` Callback method to be invoked when RecyclerView's scroll state changes.
`void`	`onScrolled(RecyclerView recyclerView, int dx, int dy)` Callback method to be invoked when the RecyclerView has been scrolled.

From class


  
    java.lang.Object

RecyclerView.OnScrollListener ()

void onScrollStateChanged (RecyclerView recyclerView, 
                int newState)

Callback method to be invoked when RecyclerView's scroll state changes.

Parameters
`recyclerView`	`RecyclerView`: The RecyclerView whose scroll state has changed.
`newState`	`int`: The updated scroll state. One of `SCROLL_STATE_IDLE`, `SCROLL_STATE_DRAGGING` or `SCROLL_STATE_SETTLING`.

void onScrolled (RecyclerView recyclerView, 
                int dx, 
                int dy)

Callback method to be invoked when the RecyclerView has been scrolled. This will be called after the scroll has completed.

This callback will also be called if visible item range changes after a layout calculation. In that case, dx and dy will be 0.

Parameters
`recyclerView`	`RecyclerView`: The RecyclerView which scrolled.
`dx`	`int`: The amount of horizontal scroll.
`dy`	`int`: The amount of vertical scroll.