import { LitElement } from 'lit';
export declare class WebUiTextarea extends LitElement {
    static formAssociated: boolean;
    static styles: import('lit').CSSResult[];
    placeholder: string;
    name: string;
    disabled: boolean;
    readonly: boolean;
    required: boolean;
    full: boolean;
    clearable: boolean;
    borderless: boolean;
    rows: number;
    minlength: number | undefined;
    maxlength: number | undefined;
    autosize: boolean;
    maxHeight: number;
    ariaLabel: string | null;
    ariaLabelledby: string | undefined;
    private _value;
    private _focused;
    private _hasPrefix;
    private _hasSuffix;
    private _textarea;
    private _resizeObserver;
    get value(): string;
    set value(v: string);
    private get _isDisabled();
    private readonly _formAssociation;
    private readonly _formAssociationController;
    formResetCallback(): void;
    formDisabledCallback(disabled: boolean): void;
    formStateRestoreCallback(state: string | File | FormData | null): void;
    disconnectedCallback(): void;
    firstUpdated(): void;
    updated(changed: Map<string, unknown>): void;
    private _getTextarea;
    private _syncValidity;
    private _setupAutosize;
    private _teardownAutosize;
    private _autosize;
    private handleInput;
    private handleFocus;
    private handleBlur;
    private handleNativeChange;
    focus(): void;
    blur(): void;
    select(): void;
    private focusTextarea;
    private _onSlotChange;
    private handleClear;
    private preventMouseDownBlur;
    render(): import('lit').TemplateResult<1>;
    readonly $events: {
        input: Event;
        change: Event;
        focus: FocusEvent;
        blur: FocusEvent;
    };
}
declare global {
    interface HTMLElementTagNameMap {
        'web-ui-textarea': WebUiTextarea;
    }
}