Overview

A listener for handling item visibility changes.

Summary

Methods

Notifies that the items in the list within the specified indices have become visible.

The start index is inclusive, and the end index is exclusive. For example, if only the first item in a list is visible, the start and end indices would be 0 and 1, respectively. If no items are visible, the indices will be set to -1.

Parameters:

startIndex: the index of the first item that is visible
endIndex: the index of the first item that is not visible after the visible range