import type { IActivityHandlerFactory } from "./Engine";
import type { IActivityHandler } from "../IActivityHandler";
import type { ProgramInspector } from "../definition/ProgramInspector";
import type { Reference } from "../definition/Reference";
import type { FormElementRegistration } from "../index";
declare const formElementCache: Record<string, FormElementRegistration<any>>;
export declare function getCachedFormElements(): typeof formElementCache;
/**
 * Implements a methodology for loading activity handlers using the module loader.
 * @product This is intended for internal use only within VertiGIS Studio products.
 */
export declare class ActivityLoader implements IActivityHandlerFactory {
    static defaultReference: Reference;
    /** The default references. */
    references: Reference[];
    /**
     * Creates an activity handler.
     * @param action
     * @param inspector
     */
    create(action: string, registerFormElement: (registration: FormElementRegistration) => void, inspector?: ProgramInspector): PromiseLike<IActivityHandler | undefined> | IActivityHandler | undefined;
}
export {};