import { IContentsModel } from 'jupyter-js-services';
import { Message } from 'phosphor-messaging';
import { Widget } from 'phosphor-widget';
import { FileBrowserModel } from './model';
/**
 * A widget which hosts a file browser.
 *
 * The widget uses the Jupyter Contents API to retreive contents,
 * and presents itself as a flat list of files and directories with
 * breadcrumbs.
 */
export declare class FileBrowserWidget extends Widget {
    /**
     * Construct a new file browser.
     *
     * @param model - The file browser view model.
     */
    constructor(model: FileBrowserModel);
    /**
     * Dispose of the resources held by the file browser.
     */
    dispose(): void;
    /**
     * Get the model used by the file browser.
     *
     * #### Notes
     * This is a read-only property.
     */
    model: FileBrowserModel;
    /**
     * Get the widget factory for the widget.
     */
    /**
     * Set the widget factory for the widget.
     */
    widgetFactory: (model: IContentsModel) => Widget;
    /**
     * Change directory.
     */
    cd(path: string): Promise<void>;
    /**
     * Open the currently selected item(s).
     *
     * Changes to the first directory encountered.
     * Emits [[openRequested]] signals for files.
     */
    open(): void;
    /**
     * Create a new untitled file or directory in the current directory.
     */
    newUntitled(type: string, ext?: string): Promise<IContentsModel>;
    /**
     * Rename the first currently selected item.
     */
    rename(): Promise<string>;
    /**
     * Cut the selected items.
     */
    cut(): void;
    /**
     * Copy the selected items.
     */
    copy(): void;
    /**
     * Paste the items from the clipboard.
     */
    paste(): Promise<void>;
    /**
     * Delete the currently selected item(s).
     */
    delete(): Promise<void>;
    /**
     * Duplicate the currently selected item(s).
     */
    duplicate(): Promise<void>;
    /**
     * Download the currently selected item(s).
     */
    download(): Promise<void>;
    /**
     * Shut down kernels on the applicable currently selected items.
     */
    shutdownKernels(): Promise<void>;
    /**
     * Refresh the current directory.
     */
    refresh(): Promise<void>;
    /**
     * Select next item.
     */
    selectNext(): void;
    /**
     * Select previous item.
     */
    selectPrevious(): void;
    /**
     * A message handler invoked on an `'after-attach'` message.
     */
    protected onAfterAttach(msg: Message): void;
    /**
     * A message handler invoked on an `'after-show'` message.
     */
    protected onAfterShow(msg: Message): void;
    /**
     * Handle a model refresh.
     */
    private _handleRefresh();
    private _model;
    private _crumbs;
    private _buttons;
    private _listing;
    private _timeoutId;
}