export type IFrameMessageType = string;
export interface IIFrameMessage {
    type: IFrameMessageType;
    data: any;
}
export declare namespace IFrameResizerUtils {
    type MessageCallback = (message: IIFrameMessage) => void;
    type MessageListener = {
        callback: MessageCallback;
        type: IFrameMessageType;
    };
    export const params: any;
    export function initChild<T = any>(initCallback?: (data: T) => void): void;
    export function listenOnMessage(type: string, callback: MessageCallback): MessageListener;
    export function removeListener(listener: MessageListener): void;
    export {};
}