import type { dh as DhType } from '@deephaven/jsapi-types';
import { type UriVariableDescriptor } from './useObjectFetcher';
/**
 * Function to fetch an API based on a provided descriptor object.
 * Depending on the context there may be more properties on the descriptor,
 * providing more information about the object, such as a session ID.
 * @param descriptor Descriptor object or URI to fetch the API from.
 * @returns A promise that resolves to the API instance for the provided variable descriptor.
 */
export type DeferredApiFetcher = (descriptor: DhType.ide.VariableDescriptor | UriVariableDescriptor) => Promise<typeof DhType>;
export declare const DeferredApiContext: import("react").Context<typeof DhType | DeferredApiFetcher | null>;
/**
 * Retrieve the API for the current context, given the widget provided.
 * The API may need to be loaded, and will return `null` until it is ready.
 * @param widget The widget descriptor or URI to use to fetch the API
 * @returns A tuple with the API instance, and an error if one occurred.
 */
export declare function useDeferredApi(widget: DhType.ide.VariableDescriptor | UriVariableDescriptor | null): [dh: typeof DhType | null, error: NonNullable<unknown> | null];
export default useDeferredApi;
//# sourceMappingURL=useDeferredApi.d.ts.map