export declare function usePopover(): {
  popStyle: import('vue').Ref<string>
  arrowStyle: import('vue').Ref<string>
  showStyle: import('vue').Ref<string>
  arrowClass: import('vue').Ref<string>
  init: (
    placement:
      | 'top'
      | 'top-start'
      | 'top-end'
      | 'bottom'
      | 'bottom-start'
      | 'bottom-end'
      | 'left'
      | 'left-start'
      | 'left-end'
      | 'right'
      | 'right-start'
      | 'right-end',
    visibleArrow: boolean,
    selector: string,
  ) => void
  control: (
    placement:
      | 'top'
      | 'top-start'
      | 'top-end'
      | 'bottom'
      | 'bottom-start'
      | 'bottom-end'
      | 'left'
      | 'left-start'
      | 'left-end'
      | 'right'
      | 'right-start'
      | 'right-end',
    offset: number,
  ) => void
  noop: () => void
}