@jupyterlab/rendermime-interfaces/lib/index.d.ts

/**
 * @packageDocumentation
 * @module rendermime-interfaces
 */
import type { ReadonlyPartialJSONObject } from '@lumino/coreutils';
import type { Widget } from '@lumino/widgets';
/**
 * A namespace for rendermime associated interfaces.
 */
export declare namespace IRenderMime {
    /**
     * A model for mime data.
     */
    interface IMimeModel {
        /**
         * Whether the data in the model is trusted.
         */
        readonly trusted: boolean;
        /**
         * The data associated with the model.
         */
        readonly data: ReadonlyPartialJSONObject;
        /**
         * The metadata associated with the model.
         *
         * Among others, it can include an attribute named `fragment`
         * that stores a URI fragment identifier for the MIME resource.
         */
        readonly metadata: ReadonlyPartialJSONObject;
        /**
         * Set the data associated with the model.
         *
         * #### Notes
         * Calling this function may trigger an asynchronous operation
         * that could cause the renderer to be rendered with a new model
         * containing the new data.
         */
        setData(options: IMimeModel.ISetDataOptions): void;
    }
    /**
     * The namespace for IMimeModel associated interfaces.
     */
    namespace IMimeModel {
        /**
         * The options used to update a mime model.
         */
        interface ISetDataOptions {
            /**
             * The new data object.
             */
            data?: ReadonlyPartialJSONObject;
            /**
             * The new metadata object.
             */
            metadata?: ReadonlyPartialJSONObject;
        }
    }
    /**
     * A toolbar item.
     */
    interface IToolbarItem {
        /**
         * Unique item name
         */
        name: string;
        /**
         * Toolbar widget
         */
        widget: Widget;
    }
    /**
     * The options used to initialize a document widget factory.
     *
     * This interface is intended to be used by mime renderer extensions
     * to define a document opener that uses its renderer factory.
     */
    interface IDocumentWidgetFactoryOptions {
        /**
         * The name of the widget to display in dialogs.
         */
        readonly name: string;
        /**
         * The label of the widget to display in dialogs.
         * If not given, name is used instead.
         */
        readonly label?: string;
        /**
         * The name of the document model type.
         */
        readonly modelName?: string;
        /**
         * The primary file type of the widget.
         */
        readonly primaryFileType: string;
        /**
         * The file types the widget can view.
         */
        readonly fileTypes: ReadonlyArray<string>;
        /**
         * The file types for which the factory should be the default.
         */
        readonly defaultFor?: ReadonlyArray<string>;
        /**
         * The file types for which the factory should be the default for rendering,
         * if that is different than the default factory (which may be for editing)
         * If undefined, then it will fall back on the default file type.
         */
        readonly defaultRendered?: ReadonlyArray<string>;
        /**
         * The application language translator.
         */
        readonly translator?: ITranslator;
        /**
         * A function returning a list of toolbar items to add to the toolbar.
         */
        readonly toolbarFactory?: (widget?: Widget) => IToolbarItem[];
    }
    namespace LabIcon {
        /**
         * The simplest possible interface for defining a generic icon.
         */
        interface IIcon {
            /**
             * The name of the icon. By convention, the icon name will be namespaced
             * as so:
             *
             *     "pkg-name:icon-name"
             */
            readonly name: string;
            /**
             * A string containing the raw contents of an svg file.
             */
            svgstr: string;
        }
        /**
         * Interface for generic renderer.
         */
        interface IRenderer {
            readonly render: (container: HTMLElement, options?: any) => void;
            readonly unrender?: (container: HTMLElement, options?: any) => void;
        }
        /**
         * A type that can be resolved to a LabIcon instance.
         */
        type IResolvable = string | (IIcon & Partial<IRenderer>);
    }
    /**
     * A file type to associate with the renderer.
     */
    interface IFileType {
        /**
         * The name of the file type.
         */
        readonly name: string;
        /**
         * The mime types associated the file type.
         */
        readonly mimeTypes: ReadonlyArray<string>;
        /**
         * The extensions of the file type (e.g. `".txt"`).  Can be a compound
         * extension (e.g. `".table.json`).
         */
        readonly extensions: ReadonlyArray<string>;
        /**
         * An optional display name for the file type.
         */
        readonly displayName?: string;
        /**
         * An optional pattern for a file name (e.g. `^Dockerfile$`).
         */
        readonly pattern?: string;
        /**
         * The icon for the file type. Can either be a string containing the name
         * of an existing icon, or an object with \{name, svgstr\} fields, where
         * svgstr is a string containing the raw contents of an svg file.
         */
        readonly icon?: LabIcon.IResolvable;
        /**
         * The icon class name for the file type.
         */
        readonly iconClass?: string;
        /**
         * The icon label for the file type.
         */
        readonly iconLabel?: string;
        /**
         * The file format for the file type ('text', 'base64', or 'json').
         */
        readonly fileFormat?: string | null;
    }
    /**
     * An interface for using a RenderMime.IRenderer for output and read-only documents.
     */
    interface IExtension {
        /**
         * The ID of the extension.
         *
         * #### Notes
         * The convention for extension IDs in JupyterLab is the full NPM package
         * name followed by a colon and a unique string token, e.g.
         * `'@jupyterlab/apputils-extension:settings'` or `'foo-extension:bar'`.
         */
        readonly id: string;
        /**
         * Extension description.
         *
         * #### Notes
         * This can be used to provide user documentation on the feature
         * brought by the extension.
         */
        readonly description?: string;
        /**
         * A renderer factory to be registered to render the MIME type.
         */
        readonly rendererFactory: IRendererFactory;
        /**
         * The rank passed to `RenderMime.addFactory`.  If not given,
         * defaults to the `defaultRank` of the factory.
         */
        readonly rank?: number;
        /**
         * The timeout after user activity to re-render the data.
         */
        readonly renderTimeout?: number;
        /**
         * Preferred data type from the model.  Defaults to `string`.
         */
        readonly dataType?: 'string' | 'json';
        /**
         * The options used to open a document with the renderer factory.
         */
        readonly documentWidgetFactoryOptions?: IDocumentWidgetFactoryOptions | ReadonlyArray<IDocumentWidgetFactoryOptions>;
        /**
         * The optional file type associated with the extension.
         */
        readonly fileTypes?: ReadonlyArray<IFileType>;
    }
    /**
     * The interface for a module that exports an extension or extensions as
     * the default value.
     */
    interface IExtensionModule {
        /**
         * The default export.
         */
        readonly default: IExtension | ReadonlyArray<IExtension>;
    }
    /**
     * A widget which displays the contents of a mime model.
     */
    interface IRenderer extends Widget {
        /**
         * Render a mime model.
         *
         * @param model - The mime model to render.
         *
         * @returns A promise which resolves when rendering is complete.
         *
         * #### Notes
         * This method may be called multiple times during the lifetime
         * of the widget to update it if and when new data is available.
         */
        renderModel(model: IMimeModel): Promise<void>;
    }
    /**
     * The interface for a renderer factory.
     */
    interface IRendererFactory {
        /**
         * Whether the factory is a "safe" factory.
         *
         * #### Notes
         * A "safe" factory produces renderer widgets which can render
         * untrusted model data in a usable way. *All* renderers must
         * handle untrusted data safely, but some may simply failover
         * with a "Run cell to view output" message. A "safe" renderer
         * is an indication that its sanitized output will be useful.
         */
        readonly safe: boolean;
        /**
         * The mime types handled by this factory.
         */
        readonly mimeTypes: ReadonlyArray<string>;
        /**
         * The default rank of the factory.  If not given, defaults to 100.
         */
        readonly defaultRank?: number;
        /**
         * Create a renderer which displays the mime data.
         *
         * @param options - The options used to render the data.
         */
        createRenderer(options: IRendererOptions): IRenderer;
    }
    /**
     * The options used to create a renderer.
     */
    interface IRendererOptions {
        /**
         * The preferred mimeType to render.
         */
        mimeType: string;
        /**
         * The html sanitizer.
         */
        sanitizer: ISanitizer;
        /**
         * An optional url resolver.
         */
        resolver: IResolver | null;
        /**
         * An optional link handler.
         */
        linkHandler: ILinkHandler | null;
        /**
         * The LaTeX typesetter.
         */
        latexTypesetter: ILatexTypesetter | null;
        /**
         * The Markdown parser.
         */
        markdownParser?: IMarkdownParser | null;
        /**
         * The application language translator.
         */
        translator?: ITranslator;
    }
    /**
     * The options used to sanitize.
     */
    interface ISanitizerOptions {
        /**
         * The allowed tags.
         */
        allowedTags?: string[];
        /**
         * The allowed attributes for a given tag.
         */
        allowedAttributes?: {
            [key: string]: string[];
        };
        /**
         * The allowed style values for a given tag.
         */
        allowedStyles?: {
            [key: string]: {
                [key: string]: RegExp[];
            };
        };
    }
    /**
     * An object that handles html sanitization.
     */
    interface ISanitizer {
        /**
         * @returns Whether to replace URLs by HTML anchors.
         */
        getAutolink?(): boolean;
        /**
         * Sanitize an HTML string.
         *
         * @param dirty - The dirty text.
         * @param options - The optional sanitization options.
         *
         * @returns The sanitized string.
         */
        sanitize(dirty: string, options?: ISanitizerOptions): string;
    }
    /**
     * An object that handles links on a node.
     */
    interface ILinkHandler {
        /**
         * Add the link handler to the node.
         *
         * @param node: the anchor node for which to handle the link.
         *
         * @param path: the path to open when the link is clicked.
         *
         * @param id: an optional element id to scroll to when the path is opened.
         */
        handleLink(node: HTMLElement, path: string, id?: string): void;
    }
    /**
     * An object that resolves relative URLs.
     */
    interface IResolver {
        /**
         * Resolve a relative url to an absolute url path.
         */
        resolveUrl(url: string): Promise<string>;
        /**
         * Get the download url for a given absolute url path.
         *
         * #### Notes
         * This URL may include a query parameter.
         */
        getDownloadUrl(url: string): Promise<string>;
        /**
         * Whether the URL should be handled by the resolver
         * or not.
         *
         * #### Notes
         * This is similar to the `isLocal` check in `URLExt`,
         * but can also perform additional checks on whether the
         * resolver should handle a given URL.
         */
        isLocal?: (url: string) => boolean;
    }
    /**
     * The interface for a LaTeX typesetter.
     */
    interface ILatexTypesetter {
        /**
         * Typeset a DOM element.
         *
         * @param element - the DOM element to typeset. The typesetting may
         *   happen synchronously or asynchronously.
         */
        typeset(element: HTMLElement): void;
    }
    /**
     * The interface for a Markdown parser.
     */
    interface IMarkdownParser {
        /**
         * Render a markdown source.
         *
         * @param source - The string to render.
         * @returns - A promise of the string.
         */
        render(source: string): Promise<string>;
    }
    /**
     * Bundle of gettext-based translation functions for a specific domain.
     */
    type TranslationBundle = {
        /**
         * Alias for `gettext` (translate strings without number inflection)
         * @param msgid message (text to translate)
         * @param args
         *
         * @returns A translated string if found, or the original string.
         */
        __(msgid: string, ...args: any[]): string;
        /**
         * Alias for `ngettext` (translate accounting for plural forms)
         * @param msgid message for singular
         * @param msgid_plural message for plural
         * @param n determines which plural form to use
         * @param args
         *
         * @returns A translated string if found, or the original string.
         */
        _n(msgid: string, msgid_plural: string, n: number, ...args: any[]): string;
        /**
         * Alias for `pgettext` (translate in given context)
         * @param msgctxt context
         * @param msgid message (text to translate)
         * @param args
         *
         * @returns A translated string if found, or the original string.
         */
        _p(msgctxt: string, msgid: string, ...args: any[]): string;
        /**
         * Alias for `npgettext` (translate accounting for plural forms in given context)
         * @param msgctxt context
         * @param msgid message for singular
         * @param msgid_plural message for plural
         * @param n number used to determine which plural form to use
         * @param args
         *
         * @returns A translated string if found, or the original string.
         */
        _np(msgctxt: string, msgid: string, msgid_plural: string, n: number, ...args: any[]): string;
        /**
         * Look up the message id in the catalog and return the corresponding message string.
         * Otherwise, the message id is returned.
         *
         * @param msgid message (text to translate)
         * @param args
         *
         * @returns A translated string if found, or the original string.
         */
        gettext(msgid: string, ...args: any[]): string;
        /**
         * Do a plural-forms lookup of a message id. msgid is used as the message id for
         * purposes of lookup in the catalog, while n is used to determine which plural form
         * to use. Otherwise, when n is 1 msgid is returned, and msgid_plural is returned in
         * all other cases.
         *
         * @param msgid message for singular
         * @param msgid_plural message for plural
         * @param n determines which plural form to use
         * @param args
         *
         * @returns A translated string if found, or the original string.
         */
        ngettext(msgid: string, msgid_plural: string, n: number, ...args: any[]): string;
        /**
         * Look up the context and message id in the catalog and return the corresponding
         * message string. Otherwise, the message id is returned.
         *
         * @param msgctxt context
         * @param msgid message (text to translate)
         * @param args
         *
         * @returns A translated string if found, or the original string.
         */
        pgettext(msgctxt: string, msgid: string, ...args: any[]): string;
        /**
         * Do a plural-forms lookup of a message id. msgid is used as the message id for
         * purposes of lookup in the catalog, while n is used to determine which plural
         * form to use. Otherwise, when n is 1 msgid is returned, and msgid_plural is
         * returned in all other cases.
         *
         * @param msgctxt context
         * @param msgid message for singular
         * @param msgid_plural message for plural
         * @param n number used to determine which plural form to use
         * @param args
         *
         * @returns A translated string if found, or the original string.
         */
        npgettext(msgctxt: string, msgid: string, msgid_plural: string, n: number, ...args: any[]): string;
        /**
         * Do a plural-forms lookup of a message id. msgid is used as the message id for
         * purposes of lookup in the catalog, while n is used to determine which plural
         * form to use. Otherwise, when n is 1 msgid is returned, and msgid_plural is
         * returned in all other cases.
         *
         * @param domain - The translations domain.
         * @param msgctxt - The message context.
         * @param msgid - The singular string to translate.
         * @param msgid_plural - The plural string to translate.
         * @param n - The number for pluralization.
         * @param args - Any additional values to use with interpolation
         *
         * @returns A translated string if found, or the original string.
         */
        dcnpgettext(domain: string, msgctxt: string, msgid: string, msgid_plural: string, n: number, ...args: any[]): string;
    };
    /**
     * Translation provider interface
     */
    interface ITranslator {
        /**
         * The code of the language in use.
         */
        readonly languageCode: string;
        /**
         * Load translation bundles for a given domain.
         *
         * @param domain The translation domain to use for translations.
         *
         * @returns The translation bundle if found, or the English bundle.
         */
        load(domain: string): TranslationBundle;
    }
}