/**
 * Copyright IBM Corp. 2021, 2025
 * SPDX-License-Identifier: MPL-2.0
 */
import Component from '@glimmer/component';
import type { WithBoundArgs } from '@glint/template';
import HdsFormLegend from '../legend/index';
import HdsFormHelperText from '../helper-text/index';
import HdsFormError from '../error/index';
import HdsYield from '../../yield/index';
import type { HdsFormFieldsetLayouts } from './types.ts';
export declare const LAYOUT_TYPES: HdsFormFieldsetLayouts[];
export interface HdsFormFieldsetSignature {
    Args: {
        extraAriaDescribedBy?: string;
        isOptional?: boolean;
        isRequired?: boolean;
        layout?: HdsFormFieldsetLayouts;
    };
    Blocks: {
        default: [
            {
                Legend?: WithBoundArgs<typeof HdsFormLegend, 'contextualClass' | 'isRequired' | 'isOptional'>;
                HelperText?: WithBoundArgs<typeof HdsFormHelperText, 'contextualClass' | 'controlId' | 'onInsert'>;
                Control?: typeof HdsYield;
                Error?: WithBoundArgs<typeof HdsFormError, 'contextualClass' | 'controlId' | 'onInsert' | 'onRemove'>;
                id?: string;
                ariaDescribedBy?: string;
            }
        ];
    };
    Element: HTMLElement;
}
export default class HdsFormFieldset extends Component<HdsFormFieldsetSignature> {
    get layout(): HdsFormFieldsetLayouts;
    get id(): string;
    get isRequired(): boolean;
    get isOptional(): boolean;
    get classNames(): string;
    appendDescriptor: (element: HTMLElement) => void;
    removeDescriptor: (element: HTMLElement) => void;
}