export default interface IBroadcastChannel {
    postMessage(message: any, targetOrigin?: any, ...transfer: any[]): void;
    addEventListener<K extends keyof BroadcastChannelEventMap>(type: K, listener: (this: IBroadcastChannel, ev: BroadcastChannelEventMap[K]) => any, options?: any): void;
    addEventListener(type: string, listener: any, options?: any): void;
    removeEventListener<K extends keyof BroadcastChannelEventMap>(type: K, listener: (this: IBroadcastChannel, ev: BroadcastChannelEventMap[K]) => any, options?: any): void;
    removeEventListener(type: string, listener: any, options?: any): void;
    /**
     * Closes the BroadcastChannel object, opening it up to garbage collection.
     */
    close(): void;
}
export declare type ChannelEventType = "message" | "close" | "ready" | "error";
export interface BroadcastChannelEventMap {
    "message": MessageEvent;
    "messageerror": MessageEvent;
}
export interface MessageEvent {
    /**
     * Returns the data of the message.
     */
    readonly data: any;
    /**
     * Returns the last event ID string, for server-sent events.
     */
    readonly lastEventId: string;
    /**
     * Returns the origin of the message, for server-sent events and cross-document messaging.
     */
    readonly origin: string;
}
export declare enum BroadcastChannelType {
    /**
     * postMessage  signature :  postMessage(message: any, targetOrigin?: any): void;
     */
    socketLike = 0,
    /**
     * postMessage  signature :  postMessage(message: any, targetOrigin?: any, ...transfer: string[]): void;
     */
    webviewLike = 1,
    /**
     * postMessage  signature :  postMessage(message: any, ...transfer: string[]): void;
     * https://developer.mozilla.org/en-US/docs/Web/API/DedicatedWorkerGlobalScope/postMessage
     */
    workerLike = 2
}