ReactAndroid/com.facebook.react.views.scroll/OnScrollDispatchHelper

OnScrollDispatchHelper

Android has a bug where onScrollChanged is called twice per frame with the same params during flings. We hack around that here by trying to detect that duplicate call and not dispatch it. See https://code.google.com/p/android/issues/detail?id=39473

Constructors

constructor()

Properties

xFlingVelocity

var xFlingVelocity: Float

yFlingVelocity

var yFlingVelocity: Float

Functions

onScrollChanged

fun onScrollChanged(x: Int, y: Int): Boolean

Call from a ScrollView in onScrollChanged, returns true if this onScrollChanged is legit (not a duplicate) and should be dispatched.