/**
* @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 heading/headingediting
*/
import { Plugin, type Editor, type PluginDependenciesOf } from "@ckeditor/ckeditor5-core";
import { Paragraph } from "@ckeditor/ckeditor5-paragraph";
/**
* The headings engine feature. It handles switching between block formats – headings and paragraph.
* This class represents the engine part of the heading feature. See also {@link module:heading/heading~Heading}.
* It introduces `heading1`-`headingN` commands which allow to convert paragraphs into headings.
*/
export declare class HeadingEditing extends Plugin {
	/**
	* @inheritDoc
	*/
	static get pluginName(): "HeadingEditing";
	/**
	* @inheritDoc
	*/
	static override get isOfficialPlugin(): true;
	/**
	* @inheritDoc
	*/
	constructor(editor: Editor);
	/**
	* @inheritDoc
	*/
	static get requires(): PluginDependenciesOf<[Paragraph]>;
	/**
	* @inheritDoc
	*/
	init(): void;
	/**
	* @inheritDoc
	*/
	afterInit(): void;
	/**
	* Adds default conversion for `h1` -> `heading1` with a low priority.
	*
	* @param editor Editor instance on which to add the `h1` conversion.
	*/
	private _addDefaultH1Conversion;
}