@mui/x-tree-view/esm/internals/corePlugins/useTreeViewInstanceEvents/useTreeViewInstanceEvents.js

The community edition of the MUI X Tree View components.

'use client';

import * as React from 'react';
import { EventManager } from '@mui/x-internals/EventManager';
const isSyntheticEvent = event => {
  return event.isPropagationStopped !== undefined;
};
export const useTreeViewInstanceEvents = () => {
  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]);
  return {
    instance: {
      $$publishEvent: publishEvent,
      $$subscribeEvent: subscribeEvent
    }
  };
};
useTreeViewInstanceEvents.params = {};