/**
 * Command Frame Client for iframe communication
 * Allows the iframe to call functions on the host (top) window via postMessage
 */
export interface PostMessageRequest<T = any> {
    action: string;
    params?: T;
    requestId: string;
}
export interface PostMessageResponse<T = any> {
    requestId: string;
    success: boolean;
    data?: T;
    error?: string;
}
export type MockHandler = (params?: any) => Promise<any>;
export declare class CommandFrameClient {
    private pendingRequests;
    private defaultTimeout;
    private origin;
    private debug;
    private useGlobalDebug;
    private mockMode;
    private mockRegistry;
    constructor(options?: {
        timeout?: number;
        origin?: string;
        debug?: boolean;
        mockMode?: boolean;
        mockRegistry?: Record<string, MockHandler>;
    });
    private isDebugEnabled;
    call<TParams = any, TResponse = any>(action: string, params?: TParams, timeout?: number): Promise<TResponse>;
    private detectContext;
    private handleMessage;
    private generateRequestId;
    destroy(): void;
}
export declare const commandFrameClient: CommandFrameClient;