import { Communicator, MessageMethod, MessageReturnData, MessageSerializedPayload, ResponseMessage } from '../types';
export declare class PostMessageCommunicator implements Communicator {
    private readonly _allowedOrigins;
    private readonly _messageCallbacks;
    private debugMode;
    constructor(debugMode?: boolean);
    private handleIncomingMessage;
    private isValidMessage;
    private logIncomingMessage;
    private onParentMessage;
    send<T extends MessageMethod>(method: T, payload: MessageSerializedPayload[T]): Promise<ResponseMessage<MessageReturnData[T]>>;
}