/**
* @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 highlight/highlightui
*/
import { Plugin } from "@ckeditor/ckeditor5-core";
/**
* The default highlight UI plugin. It introduces:
*
* * The `'highlight'` dropdown,
* * The `'removeHighlight'` and `'highlight:*'` buttons.
*
* The default configuration includes the following buttons:
*
* * `'highlight:yellowMarker'`
* * `'highlight:greenMarker'`
* * `'highlight:pinkMarker'`
* * `'highlight:blueMarker'`
* * `'highlight:redPen'`
* * `'highlight:greenPen'`
*
* See the {@link module:highlight/highlightconfig~HighlightConfig#options configuration} to learn more
* about the defaults.
*/
export declare class HighlightUI extends Plugin {
	/**
	* Returns the localized option titles provided by the plugin.
	*
	* The following localized titles corresponding with default
	* {@link module:highlight/highlightconfig~HighlightConfig#options} are available:
	*
	* * `'Yellow marker'`,
	* * `'Green marker'`,
	* * `'Pink marker'`,
	* * `'Blue marker'`,
	* * `'Red pen'`,
	* * `'Green pen'`.
	*/
	get localizedOptionTitles(): Record<string, string>;
	/**
	* @inheritDoc
	*/
	static get pluginName(): "HighlightUI";
	/**
	* @inheritDoc
	*/
	static override get isOfficialPlugin(): true;
	/**
	* @inheritDoc
	*/
	init(): void;
	/**
	* Creates the "Remove highlight" button.
	*/
	private _addRemoveHighlightButton;
	/**
	* Creates a toolbar button from the provided highlight option.
	*/
	private _addHighlighterButton;
	/**
	* Internal method for creating highlight buttons.
	*
	* @param name The name of the button.
	* @param label The label for the button.
	* @param icon The button icon.
	* @param value The `value` property passed to the executed command.
	* @param decorateButton A callback getting ButtonView instance so that it can be further customized.
	*/
	private _addButton;
	/**
	* Creates the split button dropdown UI from the provided highlight options.
	*/
	private _addDropdown;
	/**
	* Creates the menu bar button for highlight including submenu with available options.
	*/
	private _addMenuBarButton;
}