API Reference > presentation-frontend > UnifiedSelection > SelectionHandler > onSelectionChanged onSelectionChanged MethodProtected Called when the selection changes. Handles this callback by first checking whether the event should be handled at all (using the shouldHandle method) and then calling onSelect onSelectionChanged(evt: SelectionChangeEventArgs, provider: ISelectionProvider): void Parameter Type Description evt SelectionChangeEventArgs provider ISelectionProvider Returns - void Defined in presentation/frontend/src/presentation-frontend/selection/SelectionHandler.ts Line 93 Last Updated: 11 June, 2024