com.facebook.litho

Class BoundaryWorkingRange

java.lang.Object

com.facebook.litho.BoundaryWorkingRange

All Implemented Interfaces:

WorkingRange

public class BoundaryWorkingRange
extends Object
implements 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.

Constructor Summary

Constructors

Constructor and Description
BoundaryWorkingRange()
BoundaryWorkingRange(int offset)

Method Summary

Modifier and Type	Method and Description
boolean	shouldEnterRange(int position, int firstVisibleIndex, int lastVisibleIndex, int firstFullyVisibleIndex, int lastFullyVisibleIndex) Return true to trigger@OnEnteredRange method defined in the component, do nothing otherwise.
boolean	shouldExitRange(int position, int firstVisibleIndex, int lastVisibleIndex, int firstFullyVisibleIndex, int lastFullyVisibleIndex) Return true to trigger@OnExitedRange method defined in the component, do nothing otherwise.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BoundaryWorkingRange

public BoundaryWorkingRange()

BoundaryWorkingRange

public BoundaryWorkingRange(int offset)

Method Detail

shouldEnterRange

public boolean shouldEnterRange(int position,
                                int firstVisibleIndex,
                                int lastVisibleIndex,
                                int firstFullyVisibleIndex,
                                int lastFullyVisibleIndex)

Description copied from interface: WorkingRange

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

Specified by:

shouldEnterRange in interface WorkingRange

shouldExitRange

public boolean shouldExitRange(int position,
                               int firstVisibleIndex,
                               int lastVisibleIndex,
                               int firstFullyVisibleIndex,
                               int lastFullyVisibleIndex)

Description copied from interface: WorkingRange

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

Specified by:

shouldExitRange in interface WorkingRange