import MessageEventBus from "./MessageEventBus";
import { SendMessage } from "../utils/ResponseUtils";
import IMessageInterface from '../interface/IMessageInterface';
export declare class PortEventBus extends MessageEventBus implements IMessageInterface {
    script: string;
    port: chrome.runtime.Port | undefined;
    portTab: chrome.runtime.Port | undefined;
    popupListener: boolean;
    constructor(script?: string);
    /**
     * 链接(监听)
     */
    connect(): this;
    /**
     * contentScript监听
     */
    popListener(): this;
    /**
     * 需要监听用来接收消息
     */
    listener(): this;
    /**
     * 检查链接
     */
    checkConnect(): this;
    /**
     * 消息处理
     * @param {*} request
     */
    handler(request: SendMessage): Promise<this | undefined>;
    $emitContent(type: string, ...args: any): Promise<any>;
    $emitBackground(type: string, ...args: any): Promise<any>;
    $emitPopup(type: string, ...args: any): Promise<any>;
    $emitWindow(type: string, ...args: any): Promise<any>;
    $emitAllTabs(type: string, ...args: any): Promise<any>;
}
declare const $bus: PortEventBus;
export default $bus;