import { EventEmitter } from '../../stencil-public-runtime';
/** A custom textarea component. */
export declare class DnnTextarea {
    /** Can be set to change how the user can resize the field. */
    resizable: "none" | "both" | "horizontal" | "vertical" | "block" | "inline";
    /** Sets the value of the textarea. */
    value: string;
    /** The label for this input. */
    label?: string;
    /** The name for this input when used in forms. */
    name?: string;
    /** Defines the help label displayed under the field. */
    helpText?: string;
    /** Defines whether the field requires having a value. */
    required?: boolean;
    /** Defines whether the field is disabled. */
    disabled?: boolean;
    /** Defines the type of auto-completion to use for this field, see https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/autocomplete. */
    autocomplete: string;
    /** Defines the minimum amount of charaters. */
    minlength?: number;
    /** Defines the maximum amount of charaters. */
    maxlength?: number;
    /** Defines wheter the defined value is readonly. */
    readonly?: boolean;
    /** Defines how many rows (lines of text) to initially show. */
    rows: number;
    /** Fires when the using is inputing data (on keystrokes). */
    valueInput: EventEmitter<string>;
    /** Fires when the value has changed and the user exits the input. */
    valueChange: EventEmitter<string>;
    /** Reports the input validity details. See https://developer.mozilla.org/en-US/docs/Web/API/ValidityState */
    checkValidity(): Promise<ValidityState>;
    /** Can be used to set a custom validity message. */
    setCustomValidity(message: string): Promise<void>;
    focused: boolean;
    valid: boolean;
    customValidityMessage?: string;
    internals: ElementInternals;
    private textarea;
    private fieldset;
    private labelId?;
    componentWillLoad(): void;
    componentDidLoad(): void;
    formResetCallback(): void;
    private handleInput;
    private handleInvalid;
    private handleChange;
    private shouldLabelFloat;
    render(): any;
}