@hitachivantara/uikit-react-core/dist/esm/TreeView/internals/hooks/useTreeViewInstanceEvents.js

Core React components for the NEXT Design System.

import * as React from "react";
import { EventManager } from "../utils/EventManager.js";
import { populateInstance } from "./utils.js";
const isSyntheticEvent = (event) => {
  return event.isPropagationStopped !== void 0;
};
const useTreeViewInstanceEvents = ({ instance }) => {
  const [eventManager] = React.useState(() => new EventManager());
  const publishEvent = React.useCallback(
    (...args) => {
      const [name, params, event = {}] = args;
      event.defaultMuiPrevented = false;
      if (isSyntheticEvent(event) && event.isPropagationStopped()) {
        return;
      }
      eventManager.emit(name, params, event);
    },
    [eventManager]
  );
  const subscribeEvent = React.useCallback(
    (event, handler) => {
      eventManager.on(event, handler);
      return () => {
        eventManager.removeListener(event, handler);
      };
    },
    [eventManager]
  );
  populateInstance(instance, {
    $$publishEvent: publishEvent,
    $$subscribeEvent: subscribeEvent
  });
};
export {
  useTreeViewInstanceEvents
};