public interface IUIAnimatedSingleIndexedSelection
extends IUISingleIndexedSelection

The indexed selection is used for e.g. comboboxes or grids to return or set the selection of rows as indicies.

Indexes vs. indices

Indexes and indices are both accepted and widely used plurals of the noun index. Both appear throughout the English-speaking world, but indices prevails in varieties of English from outside North America, while indexes is more common in American and Canadian English. Meanwhile, indices is generally preferred in mathematical, financial, and technical contexts, while indexes is relatively common in general usage.