/**
* @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 engine/view/observer/fakeselectionobserver
*/
import { Observer } from "./observer.js";
import { type EditingView } from "../view.js";
/**
* Fake selection observer class. If view selection is fake it is placed in dummy DOM container. This observer listens
* on {@link module:engine/view/document~ViewDocument#event:keydown keydown} events and handles moving
* fake view selection to the correct place if arrow keys are pressed.
* Fires {@link module:engine/view/document~ViewDocument#event:selectionChange selectionChange event} simulating natural behaviour of
* {@link module:engine/view/observer/selectionobserver~SelectionObserver SelectionObserver}.
*/
export declare class FakeSelectionObserver extends Observer {
	/**
	* Fires debounced event `selectionChangeDone`. It uses `es-toolkit#debounce` method to delay function call.
	*/
	private readonly _fireSelectionChangeDoneDebounced;
	/**
	* Creates new FakeSelectionObserver instance.
	*/
	constructor(view: EditingView);
	/**
	* @inheritDoc
	*/
	override observe(): void;
	/**
	* @inheritDoc
	*/
	override stopObserving(): void;
	/**
	* @inheritDoc
	*/
	override destroy(): void;
	/**
	* Handles collapsing view selection according to given key code. If left or up key is provided - new selection will be
	* collapsed to left. If right or down key is pressed - new selection will be collapsed to right.
	*
	* This method fires {@link module:engine/view/document~ViewDocument#event:selectionChange} and
	* {@link module:engine/view/document~ViewDocument#event:selectionChangeDone} events imitating behaviour of
	* {@link module:engine/view/observer/selectionobserver~SelectionObserver}.
	*/
	private _handleSelectionMove;
}