API Reference > presentation-components > Tree > useUnifiedSelectionEventHandler useUnifiedSelectionEventHandler Function Beta Hooks which creates and disposes UnifiedSelectionTreeEventHandler useUnifiedSelectionEventHandler(modelSource: TreeModelSource, nodeLoader: AbstractTreeNodeLoaderWithProvider<IPresentationTreeDataProvider>, disposeCollapsedNodes?: boolean, name?: string): UnifiedSelectionTreeEventHandler Parameter Type Description modelSource TreeModelSource nodeLoader AbstractTreeNodeLoaderWithProvider<IPresentationTreeDataProvider> disposeCollapsedNodes boolean name string Returns - UnifiedSelectionTreeEventHandler Defined in presentation/components/src/tree/controlled/UseUnifiedSelection.ts Line 222 Last Updated: 13 June, 2024