API Reference > imodeljs-frontend > Tools > EditManipulator > EditManipulator.HandleProvider > onManipulatorToolEvent onManipulatorToolEvent Method Event raised by a PrimitiveTool that supports handle providers. Add listener for selectionSet.onChanged on start event and remove on stop event. Control handles can be created from the active selection set, which may include persistent elements and pickable decorations. onManipulatorToolEvent(_tool: Tool, event: ManipulatorToolEvent): void see SelectionSet Parameter Type Description _tool Tool event ManipulatorToolEvent Returns - void Defined in core/frontend/src/tools/EditManipulator.ts Line 155 Last Updated: 11 June, 2024