/**
* @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
*/
import { Command, type Editor } from "@ckeditor/ckeditor5-core";
/**
* The code block command plugin.
*/
export declare class CodeBlockCommand extends Command {
	/**
	* Contains the last used language.
	*/
	private _lastLanguage;
	/**
	* Contains language if any is selected, false otherwise.
	* @observable
	* @readonly
	*/
	value: string | false;
	/**
	* @inheritDoc
	*/
	constructor(editor: Editor);
	/**
	* @inheritDoc
	*/
	override refresh(): void;
	/**
	* Executes the command. When the command {@link #value is on}, all topmost code blocks within
	* the selection will be removed. If it is off, all selected blocks will be flattened and
	* wrapped by a code block.
	*
	* @fires execute
	* @param options Command options.
	* @param options.language The code block language.
	* @param options.forceValue If set, it will force the command behavior. If `true`, the command will apply a code block,
	* otherwise the command will remove the code block. If not set, the command will act basing on its current value.
	* @param options.usePreviousLanguageChoice If set on `true` and the `options.language` is not specified, the command
	* will apply the previous language (if the command was already executed) when inserting the `codeBlock` element.
	*/
	override execute(options?: {
		language?: string;
		forceValue?: boolean;
		usePreviousLanguageChoice?: boolean;
	}): void;
	/**
	* Checks the command's {@link #value}.
	*
	* @returns The current value.
	*/
	private _getValue;
	/**
	* Checks whether the command can be enabled in the current context.
	*
	* @returns Whether the command should be enabled.
	*/
	private _checkEnabled;
	private _applyCodeBlock;
	private _removeCodeBlock;
}