/**
 * @license Copyright (c) 2003-2026, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-licensing-options
 */
/**
 * @module ui/notification/notification
 */
import { ContextPlugin } from '@ckeditor/ckeditor5-core';
/**
 * The Notification plugin.
 *
 * This plugin sends a few types of notifications: `success`, `info` and `warning`. The notifications need to be
 * handled and displayed by a plugin responsible for showing the UI of the notifications. Using this plugin for dispatching
 * notifications makes it possible to switch the notifications UI.
 *
 * Note that every unhandled and not stopped `warning` notification will be displayed as a system alert.
 * See {@link module:ui/notification/notification~Notification#showWarning}.
 */
export declare class Notification extends ContextPlugin {
    /**
     * @inheritDoc
     */
    static get pluginName(): "Notification";
    /**
     * @inheritDoc
     */
    static get isOfficialPlugin(): true;
    /**
     * @inheritDoc
     */
    init(): void;
    /**
     * Shows a success notification.
     *
     * By default, it fires the {@link #event:show:success `show:success` event} with the given `data`. The event namespace can be extended
     * using the `data.namespace` option. For example:
     *
     * ```ts
     * showSuccess( 'Image is uploaded.', {
     * 	namespace: 'upload:image'
     * } );
     * ```
     *
     * will fire the `show:success:upload:image` event.
     *
     * You can provide the title of the notification:
     *
     * ```ts
     * showSuccess( 'Image is uploaded.', {
     * 	title: 'Image upload success'
     * } );
     * ```
     *
     * @param message The content of the notification.
     * @param data Additional data.
     * @param data.namespace Additional event namespace.
     * @param data.title The title of the notification.
     */
    showSuccess(message: string, data?: {
        namespace?: string;
        title?: string;
    }): void;
    /**
     * Shows an information notification.
     *
     * By default, it fires the {@link #event:show:info `show:info` event} with the given `data`. The event namespace can be extended
     * using the `data.namespace` option. For example:
     *
     * ```ts
     * showInfo( 'Editor is offline.', {
     * 	namespace: 'editor:status'
     * } );
     * ```
     *
     * will fire the `show:info:editor:status` event.
     *
     * You can provide the title of the notification:
     *
     * ```ts
     * showInfo( 'Editor is offline.', {
     * 	title: 'Network information'
     * } );
     * ```
     *
     * @param message The content of the notification.
     * @param data Additional data.
     * @param data.namespace Additional event namespace.
     * @param data.title The title of the notification.
     */
    showInfo(message: string, data?: {
        namespace?: string;
        title?: string;
    }): void;
    /**
     * Shows a warning notification.
     *
     * By default, it fires the {@link #event:show:warning `show:warning` event}
     * with the given `data`. The event namespace can be extended using the `data.namespace` option. For example:
     *
     * ```ts
     * showWarning( 'Image upload error.', {
     * 	namespace: 'upload:image'
     * } );
     * ```
     *
     * will fire the `show:warning:upload:image` event.
     *
     * You can provide the title of the notification:
     *
     * ```ts
     * showWarning( 'Image upload error.', {
     * 	title: 'Upload failed'
     * } );
     * ```
     *
     * Note that each unhandled and not stopped `warning` notification will be displayed as a system alert.
     * The plugin responsible for displaying warnings should `stop()` the event to prevent displaying it as an alert:
     *
     * ```ts
     * notifications.on( 'show:warning', ( evt, data ) => {
     * 	// Do something with the data.
     *
     * 	// Stop this event to prevent displaying it as an alert.
     * 	evt.stop();
     * } );
     * ```
     *
     * You can attach many listeners to the same event and `stop()` this event in a listener with a low priority:
     *
     * ```ts
     * notifications.on( 'show:warning', ( evt, data ) => {
     * 	// Show the warning in the UI, but do not stop it.
     * } );
     *
     * notifications.on( 'show:warning', ( evt, data ) => {
     * 	// Log the warning to some error tracker.
     *
     * 	// Stop this event to prevent displaying it as an alert.
     * 	evt.stop();
     * }, { priority: 'low' } );
     * ```
     *
     * @param message The content of the notification.
     * @param data Additional data.
     * @param data.namespace Additional event namespace.
     * @param data.title The title of the notification.
     */
    showWarning(message: string, data?: {
        namespace?: string;
        title?: string;
    }): void;
    /**
     * Fires the `show` event with the specified type, namespace and message.
     *
     * @param data The message data.
     * @param data.message The content of the notification.
     * @param data.type The type of the message.
     * @param data.namespace Additional event namespace.
     * @param data.title The title of the notification.
     */
    private _showNotification;
}
export type NotificationEventType = 'success' | 'info' | 'warning';
/**
 * Fired when one of the `showSuccess()`, `showInfo()`, `showWarning()` methods is called.
 *
 * @eventName ~Notification#show
 * @param data The notification data.
 */
export type NotificationShowEvent = {
    name: 'show';
    args: [data: NotificationShowEventData];
};
/**
 * Fired when the `showSuccess()` method is called.
 *
 * @eventName ~Notification#show:success
 * @param data The notification data.
 */
export type NotificationShowSuccessEvent = NotificationShowTypeEvent<'success'>;
/**
 * Fired when the `showInfo()` method is called.
 *
 * @eventName ~Notification#show:info
 * @param data The notification data.
 */
export type NotificationShowInfoEvent = NotificationShowTypeEvent<'info'>;
/**
 * Fired when the `showWarning()` method is called.
 *
 * When this event is not handled or stopped by `event.stop()`, the `data.message` of this event will
 * be automatically displayed as a system alert.
 *
 * @eventName ~Notification#show:warning
 * @param data The notification data.
 */
export type NotificationShowWarningEvent = NotificationShowTypeEvent<'warning'>;
export type NotificationShowTypeEvent<NotificationType extends NotificationEventType> = {
    name: `show:${NotificationType}` | `show:${NotificationType}:${string}`;
    args: [data: NotificationShowEventData<NotificationType>];
};
export type NotificationShowEventData<NotificationType extends NotificationEventType = NotificationEventType> = {
    /**
     * The content of the notification.
     */
    message: string;
    /**
     * The title of the notification.
     */
    title: string;
    /**
     * The type of the notification.
     */
    type: NotificationType;
};