import type { VNode } from 'vue';
import PopupContent from '../popup-content/index.ts';
import type { PopupContentGetter } from './type';
export declare const getElFromVNode: (node: VNode) => HTMLElement | SVGElement | null;
export declare function traversePopupContentGetterImplBFS(root: PopupContentGetter, callback: (content: InstanceType<typeof PopupContent> | undefined | null, id: string) => boolean): boolean;
export declare function traversePopupContentGetters(nodes: PopupContentGetter[], callback: (content: InstanceType<typeof PopupContent> | undefined | null, id: string) => boolean): boolean;