/**
 * @license Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
 */
import { Plugin } from 'ckeditor5/src/core';
import type { DocumentFragment, Element, Item, Model, Position, Writer } from 'ckeditor5/src/engine';
import TableSelection from './tableselection';
import { type TableSlot } from './tablewalker';
import TableUtils from './tableutils';
/**
 * This plugin adds support for copying/cutting/pasting fragments of tables.
 * It is loaded automatically by the {@link module:table/table~Table} plugin.
 */
export default class TableClipboard extends Plugin {
    /**
     * @inheritDoc
     */
    static get pluginName(): 'TableClipboard';
    /**
     * @inheritDoc
     */
    static get requires(): readonly [typeof TableSelection, typeof TableUtils];
    /**
     * @inheritDoc
     */
    init(): void;
    /**
     * Copies table content to a clipboard on "copy" & "cut" events.
     *
     * @param evt An object containing information about the handled event.
     * @param data Clipboard event data.
     */
    private _onCopyCut;
    /**
     * Overrides default {@link module:engine/model/model~Model#insertContent `model.insertContent()`} method to handle pasting table inside
     * selected table fragment.
     *
     * Depending on selected table fragment:
     * - If a selected table fragment is smaller than paste table it will crop pasted table to match dimensions.
     * - If dimensions are equal it will replace selected table fragment with a pasted table contents.
     *
     * @param content The content to insert.
     * @param selectable The selection into which the content should be inserted.
     * If not provided the current model document selection will be used.
     */
    private _onInsertContent;
    /**
     * Replaces the part of selectedTable with pastedTable.
     */
    private _replaceSelectedCellsWithPasted;
    /**
     * Replaces a single table slot.
     *
     * @returns Inserted table cell or null if slot should remain empty.
     * @private
     */
    _replaceTableSlotCell(tableSlot: TableSlot, cellToInsert: Element | null, insertPosition: Position, writer: Writer): Element | null;
    /**
     * Extracts the table for pasting into a table.
     *
     * @param content The content to insert.
     * @param model The editor model.
     */
    getTableIfOnlyTableInContent(content: DocumentFragment | Item, model: Model): Element | null;
}