/**
 * @packageDocumentation
 * @module audio-extension
 */
import type { JupyterFrontEndPlugin } from '@jupyterlab/application';
import type { DocumentRegistry, IDocumentWidget } from '@jupyterlab/docregistry';
import { ABCWidgetFactory, DocumentWidget } from '@jupyterlab/docregistry';
import type { Contents } from '@jupyterlab/services';
import { Widget } from '@lumino/widgets';
/**
 * An audio viewer widget.
 */
export declare class AudioViewer extends Widget {
    /**
     * Construct a new audio viewer widget.
     */
    constructor(options: AudioViewer.IOptions);
    /**
     * Dispose of the resources held by the widget.
     */
    dispose(): void;
    /**
     * Handle `resize` messages for the widget.
     */
    protected onResize(msg: Widget.ResizeMessage): void;
    /**
     * Update the audio source.
     */
    private _updateAudio;
    private _context;
    private _audio;
    private _contentsManager;
}
/**
 * The namespace for AudioViewer class statics.
 */
export declare namespace AudioViewer {
    /**
     * The options used to create an audio viewer widget.
     */
    interface IOptions {
        /**
         * The document context for the audio being rendered by the widget.
         */
        context: DocumentRegistry.Context;
        /**
         * The contents manager.
         */
        contentsManager: Contents.IManager;
    }
}
/**
 * A document widget for audio.
 */
export declare class AudioDocumentWidget extends DocumentWidget<AudioViewer> {
    constructor(options: AudioDocumentWidget.IOptions);
}
/**
 * The namespace for AudioDocumentWidget class statics.
 */
export declare namespace AudioDocumentWidget {
    /**
     * The options used to create an audio document widget.
     */
    interface IOptions extends DocumentWidget.IOptions<AudioViewer> {
    }
}
/**
 * A widget factory for audio viewers.
 */
export declare class AudioViewerFactory extends ABCWidgetFactory<IDocumentWidget<AudioViewer>> {
    /**
     * Construct a new audio viewer factory.
     */
    constructor(options: AudioViewerFactory.IOptions);
    /**
     * Create a new widget given a context.
     */
    protected createNewWidget(context: DocumentRegistry.Context): IDocumentWidget<AudioViewer>;
    private _contentsManager;
}
/**
 * The namespace for AudioViewerFactory class statics.
 */
export declare namespace AudioViewerFactory {
    /**
     * The options used to create an audio viewer factory.
     */
    interface IOptions extends DocumentRegistry.IWidgetFactoryOptions {
        /**
         * The contents manager.
         */
        contentsManager: Contents.IManager;
    }
}
/**
 * The audio extension.
 */
declare const plugin: JupyterFrontEndPlugin<void>;
/**
 * Export the plugin as default.
 */
export default plugin;