/**
* @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 table/tablekeyboard
*/
import { TableSelection } from "./tableselection.js";
import { TableUtils } from "./tableutils.js";
import { Plugin, type PluginDependenciesOf } from "@ckeditor/ckeditor5-core";
import { type ArrowKeyCodeDirection } from "@ckeditor/ckeditor5-utils";
import type { ModelElement } from "@ckeditor/ckeditor5-engine";
/**
* This plugin enables keyboard navigation for tables.
* It is loaded automatically by the {@link module:table/table~Table} plugin.
*/
export declare class TableKeyboard extends Plugin {
	/**
	* @inheritDoc
	*/
	static get pluginName(): "TableKeyboard";
	/**
	* @inheritDoc
	*/
	static override get isOfficialPlugin(): true;
	/**
	* @inheritDoc
	*/
	static get requires(): PluginDependenciesOf<[TableSelection, TableUtils]>;
	/**
	* @inheritDoc
	*/
	init(): void;
	/**
	* Handles {@link module:engine/view/document~ViewDocument#event:tab tab} events for the <kbd>Tab</kbd> key executed
	* when the table widget is selected.
	*/
	private _handleTabOnSelectedTable;
	/**
	* Handles {@link module:engine/view/document~ViewDocument#event:tab tab} events for the <kbd>Tab</kbd> key executed
	* inside table cells.
	*/
	private _handleTab;
	/**
	* Handles {@link module:engine/view/document~ViewDocument#event:keydown keydown} events.
	*/
	private _onArrowKey;
	/**
	* Handles arrow keys to move the selection around the table.
	*
	* @param direction The direction of the arrow key.
	* @param expandSelection If the current selection should be expanded.
	* @returns Returns `true` if key was handled.
	*/
	private _handleArrowKeys;
	/**
	* Returns `true` if the selection is at the boundary of a table cell according to the navigation direction.
	*
	* @param selection The current selection.
	* @param tableCell The current table cell element.
	* @param isForward The expected navigation direction.
	*/
	private _isSelectionAtCellEdge;
	/**
	* Moves the selection from the given table cell in the specified direction.
	*
	* @param focusCell The table cell that is current multi-cell selection focus.
	* @param direction Direction in which selection should move.
	* @param expandSelection If the current selection should be expanded. Default value is false.
	*/
	protected _navigateFromCellInDirection(focusCell: ModelElement, direction: ArrowKeyCodeDirection, expandSelection?: boolean): void;
}