import type { ReactElement, ReactNode } from "react";
import type { PopoverBasicHelpProps } from "../../Popover";
import type { ValidationState } from "../Primitives/InputValidationMessage";
import type { DescriptionContent } from "../utils/descriptionWithLinks";
export interface TextareaProps {
    /**
     * The label for the textarea field
     */
    label: string;
    /**
     * The current value of the textarea
     */
    value?: string;
    /**
     * The placeholder text to display when textarea is empty
     */
    placeholder?: string;
    /**
     * The description text to display below the textarea
     */
    description?: string | DescriptionContent;
    /**
     * Validation message to display.
     *
     * Will default to displaying as an error unless changed with the `validationState` prop.
     */
    validationMessage?: string;
    /**
     * The validation state, used to style the validation message and textarea border.
     * Only applied when a `validationMessage` is provided; defaults to `"error"` in that case.
     */
    validationState?: ValidationState;
    /**
     * Whether the field is disabled
     */
    disabled?: boolean;
    /**
     * Whether the field is required
     */
    hasRequiredMarker?: boolean;
    /**
     * Whether to show optional marker
     */
    hasOptionalMarker?: boolean;
    /**
     * Uses a monospace font for textarea
     */
    monospace?: boolean;
    /**
     * PopoverBasicHelp component to display additional help information
     */
    popover?: ReactElement<PopoverBasicHelpProps>;
    /**
     * Whether to autofocus the textarea
     */
    autoFocus?: boolean;
    /**
     * Whether the textarea is readonly
     */
    readOnly?: boolean;
    /**
     * The name attribute for the textarea
     */
    name?: string;
    /**
     * The number of visible text lines for the textarea (Default is 4)
     */
    rows?: number;
    /**
     * The maximum number of characters allowed
     */
    maxLength?: number;
    /**
     * The minimum number of characters required
     */
    minLength?: number;
    /**
     * Whether the textarea should automatically resize
     */
    autoResize?: boolean;
    /**
     * Content rendered inside the field's border, above the textarea input (e.g. a formatting toolbar).
     * When provided, the field container draws the border and focus ring around both the toolbar and the input.
     */
    toolbar?: ReactNode;
    /**
     * The action to perform when the form control field is changed.
     */
    onChange: (newValue: string) => void;
}
/**
 * Textarea component  used for multi-line text input
 *
 * @remarks Only use in pre-approved areas, as in #project-form-uplift if unsure before using.
 * /
/**
 * @param props - TextareaProps
 * @param props.label - The label for the textarea field
 * @param props.value - The current value of the textarea
 * @param props.placeholder - The placeholder text to display when textarea is empty
 * @param props.description - The description text to display below the textarea
 * @param props.validationMessage - Validation message to display
 * @param props.validationState - The validation state ('error' | 'success'). Only applied when a `validationMessage` is provided; defaults to 'error' in that case.
 * @param props.disabled - Whether the field is disabled
 * @param props.hasRequiredMarker - Whether the field is required
 * @param props.hasOptionalMarker - Whether to show optional marker
 * @param props.monospace - Whether to use a monospace font for the textarea
 * @param props.popover - PopoverBasicHelp component to display additional help information
 * @param props.autoFocus - Whether to autofocus the textarea
 * @param props.readOnly - Whether the textarea is readonly
 * @param props.name - The name attribute for the textarea
 * @param props.rows - The number of visible text lines for the textarea (Default is 4)
 * @param props.maxLength - The maximum number of characters allowed
 * @param props.minLength - The minimum number of characters required
 * @param props.autoResize - Whether the textarea should automatically resize
 * @param props.toolbar - Content rendered inside the field's border, above the textarea input (e.g. a formatting toolbar)
 * @param props.onChange - The action to perform when the form control field is changed.
 * @param ref - Forwarded to the underlying textarea element
 */
export declare const Textarea: import("react").ForwardRefExoticComponent<TextareaProps & import("react").RefAttributes<HTMLTextAreaElement>>;
export default Textarea;