frontmost A flag that indicates whether the app is frontmost (NSNumber). Declarationstatic let frontmost: NSAccessibility.Attribute See AlsoAttributesactivationPointallowedValuesalternateUIVisibleautoInteractableAttributeblockQuoteLevelAttributecancelButtonchildrenchildrenInNavigationOrderAttributeclearButtoncloseButtoncolumnCountcolumnHeaderUIElementscolumnIndexRangecolumnTitlescolumns