import type { WidgetTracker } from '@jupyterlab/apputils';
import type { IStateDB } from '@jupyterlab/statedb';
import { Token } from '@lumino/coreutils';
import type { FileBrowser } from './browser';
/**
 * The file browser factory token.
 */
export declare const IFileBrowserFactory: Token<IFileBrowserFactory>;
/**
 * The default file browser token.
 */
export declare const IDefaultFileBrowser: Token<FileBrowser>;
/**
 * Default file browser type.
 */
export type IDefaultFileBrowser = FileBrowser;
/**
 * The file browser factory interface.
 */
export interface IFileBrowserFactory {
    /**
     * Create a new file browser instance.
     *
     * @param id - The widget/DOM id of the file browser.
     *
     * @param options - The optional file browser configuration object.
     *
     * #### Notes
     * The ID parameter is used to set the widget ID. It is also used as part of
     * the unique key necessary to store the file browser's restoration data in
     * the state database if that functionality is enabled.
     *
     * If, after the file browser has been generated by the factory, the ID of the
     * resulting widget is changed by client code, the restoration functionality
     * will not be disrupted as long as there are no ID collisions, i.e., as long
     * as the initial ID passed into the factory is used for only one file browser
     * instance.
     */
    createFileBrowser(id: string, options?: IFileBrowserFactory.IOptions): FileBrowser;
    /**
     * The widget tracker used by the factory to track file browsers.
     */
    readonly tracker: WidgetTracker<FileBrowser>;
}
/**
 * A namespace for file browser factory interfaces.
 */
export declare namespace IFileBrowserFactory {
    /**
     * The options for creating a file browser using a file browser factory.
     *
     * #### Notes
     * In future versions of JupyterLab, some of these options may disappear,
     * which is a backward-incompatible API change and will necessitate a new
     * version release. This is because in future versions, there will likely be
     * an application-wide notion of a singleton command registry and a singleton
     * state database.
     */
    interface IOptions {
        /**
         * Whether a file browser automatically loads its initial path.
         *
         * #### Notes
         * The default is `true`.
         */
        auto?: boolean;
        /**
         * An optional `Contents.IDrive` name for the model.
         * If given, the model will prepend `driveName:` to
         * all paths used in file operations.
         */
        driveName?: string;
        /**
         * The time interval for browser refreshing, in ms.
         */
        refreshInterval?: number;
        /**
         * Whether a file browser automatically restores state when instantiated.
         * The default is `true`.
         *
         * #### Notes
         * The file browser model will need to be restored before for the file
         * browser to start saving its state.
         */
        restore?: boolean;
        /**
         * The state database to use for saving file browser state and restoring it.
         *
         * #### Notes
         * Unless the value `null` is set for this option, the application state
         * database will be automatically passed in and used for state restoration.
         */
        state?: IStateDB | null;
        /**
         * Whether to allow file uploads. Defaults to `true`.
         */
        allowFileUploads?: boolean;
    }
}
/**
 * The token that indicates the default file browser commands are loaded.
 */
export declare const IFileBrowserCommands: Token<IFileBrowserCommands>;
/**
 * The identifiers of loaded commands exposed for reuse.
 */
export interface IFileBrowserCommands {
    /**
     * Command for opening a file or a directory by path.
     */
    openPath: string;
}