grafana/public/app/features/dashboard/dashgrid/PanelHeader/PanelHeaderMenuItem.tsx

import React, { SFC } from 'react';

export enum PanelHeaderMenuItemTypes {
  Button = 'Button', // ?
  Divider = 'Divider',
  Link = 'Link',
  SubMenu = 'SubMenu',
}

export interface PanelHeaderMenuItemProps {
  type: PanelHeaderMenuItemTypes;
  text?: string;
  iconClassName?: string;
  handleClick?: () => void;
  shortcut?: string;
  children?: any;
}

export const PanelHeaderMenuItem: SFC<PanelHeaderMenuItemProps> = props => {
  const isSubMenu = props.type === PanelHeaderMenuItemTypes.SubMenu;
  const isDivider = props.type === PanelHeaderMenuItemTypes.Divider;
  return isDivider ? (
    <li className="divider" />
  ) : (
    <li className={isSubMenu ? 'dropdown-submenu' : null}>
      <a onClick={props.handleClick}>
        {props.iconClassName && <i className={props.iconClassName} />}
        <span className="dropdown-item-text">{props.text}</span>
        {props.shortcut && <span className="dropdown-menu-item-shortcut">{props.shortcut}</span>}
      </a>
      {props.children}
    </li>
  );
};