/**
* @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 ui/textarea/textareaview
*/
import { type Locale } from "@ckeditor/ckeditor5-utils";
import { InputBase } from "../input/inputbase.js";
import "../../theme/components/input/input.css";
import "../../theme/components/textarea/textarea.css";
/**
* The textarea view class.
*
* ```ts
* const textareaView = new TextareaView();
*
* textareaView.minRows = 2;
* textareaView.maxRows = 10;
*
* textareaView.render();
*
* document.body.append( textareaView.element );
* ```
*/
export declare class TextareaView extends InputBase<HTMLTextAreaElement> {
	/**
	* Specifies the visible height of a text area, in lines.
	*
	* @observable
	* @default 2
	*/
	minRows: number;
	/**
	* Specifies the maximum number of rows.
	*
	* @observable
	* @default 5
	*/
	maxRows: number;
	/**
	* Specifies the value of HTML attribute that indicates whether the user can resize the element.
	*
	* @observable
	* @default 'none'
	*/
	resize: "both" | "horizontal" | "vertical" | "none";
	/**
	* An internal property that stores the current height of the textarea. Used for the DOM binding.
	*
	* @observable
	* @default null
	* @internal
	*/
	_height: number | null;
	/**
	* An instance of the resize observer used to detect when the view is visible or not and update
	* its height if any changes that affect it were made while it was invisible.
	*
	* **Note:** Created in {@link #render}.
	*/
	private _resizeObserver;
	/**
	* A flag that indicates whether the {@link #_updateAutoGrowHeight} method should be called when the view becomes
	* visible again. See {@link #_resizeObserver}.
	*/
	private _isUpdateAutoGrowHeightPending;
	/**
	* @inheritDoc
	*/
	constructor(locale?: Locale);
	/**
	* @inheritDoc
	*/
	override render(): void;
	/**
	* @inheritDoc
	*/
	override destroy(): void;
	/**
	* @inheritDoc
	*/
	override reset(): void;
	/**
	* Updates the {@link #_height} of the view depending on {@link #minRows}, {@link #maxRows}, and the current content size.
	*
	* **Note**: This method overrides manual resize done by the user using a handle. It's a known bug.
	*/
	private _updateAutoGrowHeight;
	/**
	* Validates the {@link #minRows} and {@link #maxRows} properties and warns in the console if the configuration is incorrect.
	*/
	private _validateMinMaxRows;
}
/**
* Fired every time the layout of the {@link module:ui/textarea/textareaview~TextareaView} possibly changed as a result
* of the user input or the value change via {@link module:ui/textarea/textareaview~TextareaView#value}.
*
* @eventName ~TextareaView#update
*/
export type TextareaViewUpdateEvent = {
	name: "update";
	args: [];
};