litho-core/com.facebook.litho/BoundaryWorkingRange

BoundaryWorkingRange

class BoundaryWorkingRange @JvmOverloads constructor(offset: Int = OFFSET) : WorkingRange

An implementation of working range that uses offset to define the upper bound and the lower boundary. If the position is inside the boundary, it's in the range, otherwise it's out of the range.

Constructors

@JvmOverloads

constructor(offset: Int = OFFSET)

Types

Companion

object Companion

Functions

shouldEnterRange

open override fun shouldEnterRange(position: Int, firstVisibleIndex: Int, lastVisibleIndex: Int, firstFullyVisibleIndex: Int, lastFullyVisibleIndex: Int): Boolean

Return true to trigger @OnEnteredRange method defined in the component, do nothing otherwise.

shouldExitRange

open override fun shouldExitRange(position: Int, firstVisibleIndex: Int, lastVisibleIndex: Int, firstFullyVisibleIndex: Int, lastFullyVisibleIndex: Int): Boolean

Return true to trigger @OnExitedRange method defined in the component, do nothing otherwise.