import { IDisposable } from 'phosphor-disposable';
import { Widget } from 'phosphor-widget';
import { IModelFactory, IWidgetFactory, IWidgetFactoryOptions, IFileType, IKernelPreference, IFileCreator, IWidgetExtension, IDocumentModel } from './interfaces';
/**
 * The document registry.
 */
export declare class DocumentRegistry implements IDisposable {
    /**
     * Get whether the document registry has been disposed.
     */
    isDisposed: boolean;
    /**
     * Dispose of the resources held by the document registery.
     */
    dispose(): void;
    /**
     * Add a widget factory to the registry.
     *
     * @param factory - The factory instance to register.
     *
     * @param options - The options used to register the factory.
     *
     * @returns A disposable which will unregister the factory.
     *
     * #### Notes
     * If a factory with the given `'displayName'` is already registered,
     * a warning will be logged, and this will be a no-op.
     * If `'*'` is given as a default extension, the factory will be registered
     * as the global default.
     * If an extension or global default is already registered, this factory
     * will override the existing default.
     */
    addWidgetFactory(factory: IWidgetFactory<Widget, IDocumentModel>, options: IWidgetFactoryOptions): IDisposable;
    /**
     * Add a model factory to the registry.
     *
     * @param factory - The factory instance.
     *
     * @returns A disposable which will unregister the factory.
     *
     * #### Notes
     * If a factory with the given `name` is already registered, or
     * the given factory is already registered, a warning will be logged
     * and this will be a no-op.
     */
    addModelFactory(factory: IModelFactory): IDisposable;
    /**
     * Add a widget extension to the registry.
     *
     * @param widgetName - The name of the widget factory.
     *
     * @param extension - A widget extension.
     *
     * @returns A disposable which will unregister the extension.
     *
     * #### Notes
     * If the extension is already registered for the given
     * widget name, a warning will be logged and this will be a no-op.
     */
    addWidgetExtension(widgetName: string, extension: IWidgetExtension<Widget, IDocumentModel>): IDisposable;
    /**
     * Add a file type to the document registry.
     *
     * @params fileType - The file type object to register.
     *
     * @returns A disposable which will unregister the command.
     *
     * #### Notes
     * These are used to populate the "Create New" dialog.
     * If the file type with the same name is already registered, a warning will
     * be logged and this will be a no-op.
     */
    addFileType(fileType: IFileType): IDisposable;
    /**
     * Add a creator to the registry.
     *
     * @params creator - The file creator object to register.
     *
     * @params after - The optional item name to insert after.
     *
     * @returns A disposable which will unregister the creator.
     *
     * #### Notes
     * If a creator of the same name is already registered,
     * a warning will be logged and this will be a no-op.
     * If `after` is not given or not already registered, it will be moved
     * to the end.
     */
    addCreator(creator: IFileCreator, after?: string): IDisposable;
    /**
     * List the names of the valid registered widget factories.
     *
     * @param ext - An optional file extension to filter the results.
     *
     * @returns A new array of registered widget factory names.
     *
     * #### Notes
     * Only the widget factories whose associated model factory have
     * been registered will be returned.
     * The first item in the list is considered the default. The returned list
     * has widget factories in the following order:
     * - extension-specific default factory
     * - global default factory
     * - all other extension-specific factories
     * - all other global factories
     */
    listWidgetFactories(ext?: string): string[];
    /**
     * Return the name of the default widget factory for a given extension.
     *
     * @param ext - An optional file extension.
     *
     * @returns The default widget factory name for the extension (if given) or the global default.
     */
    defaultWidgetFactory(ext?: string): string;
    /**
     * List the names of the registered model factories.
     *
     * @returns A new array of registered model factory names.
     */
    listModelFactories(): string[];
    /**
     * Get a list of file types that have been registered.
     *
     * @returns A new array of registered file type objects.
     */
    listFileTypes(): IFileType[];
    /**
     * Get an ordered list of the file creators that have been registered.
     *
     * @returns A new array of registered file creator objects.
     */
    listCreators(): IFileCreator[];
    /**
     * Get a file type by name.
     */
    getFileType(name: string): IFileType;
    /**
     * Get a creator by name.
     */
    getCreator(name: string): IFileCreator;
    /**
     * Get a kernel preference.
     *
     * @param ext - The file extension.
     *
     * @param widgetName - The name of the widget factory.
     *
     * @returns A kernel preference.
     */
    getKernelPreference(ext: string, widgetName: string): IKernelPreference;
    /**
     * Get the model factory registered for a given widget factory.
     *
     * @param widgetName - The name of the widget factory.
     *
     * @returns A model factory instance.
     */
    getModelFactoryFor(widgetName: string): IModelFactory;
    /**
     * Get a widget factory by name.
     *
     * @param widgetName - The name of the widget factory.
     *
     * @returns A widget factory instance.
     */
    getWidgetFactory(widgetName: string): IWidgetFactory<Widget, IDocumentModel>;
    /**
     * Get the registered extensions for a given widget.
     *
     * @param widgetName - The name of the widget factory.
     *
     * @returns A new array of widget extensions.
     */
    getWidgetExtensions(widgetName: string): IWidgetExtension<Widget, IDocumentModel>[];
    /**
     * Get the appropriate widget factory by name.
     */
    private _getWidgetFactoryEx(widgetName);
    private _modelFactories;
    private _widgetFactories;
    private _defaultWidgetFactory;
    private _defaultWidgetFactories;
    private _widgetFactoryExtensions;
    private _fileTypes;
    private _creators;
    private _extenders;
}