import type { AttachmentsStore } from './attachments-store';
import type { FormGroupComponents, FormGroupValues } from '../common/types';
import type { FormGroup } from './form-group';
import type { FormComponentStateReceiver } from './form-component-state-receiver';
import { FormParentImpl } from './form-parent-impl';
import { FormController } from '../controllers/form-controller';
/**
 * @internal
 */
export declare class FormGroupImpl<TComponents extends FormGroupComponents> extends FormParentImpl<FormGroupValues<TComponents>> implements FormGroup<TComponents> {
    private readonly _components;
    constructor(components: TComponents);
    get components(): TComponents;
    get value(): FormGroupValues<TComponents>;
    set value(value: FormGroupValues<TComponents> | null);
    get isValid(): boolean;
    get isEmpty(): boolean;
    get isDirty(): boolean;
    clone(): FormGroup<TComponents>;
    enable(): void;
    disable(): void;
    reset(): void;
    patchValue(value: Partial<FormGroupValues<TComponents>>): void;
    _link(controller: FormController<any> | null, parentStateReceiver: FormComponentStateReceiver | null, attachmentsStore: AttachmentsStore): void;
    _destroy(): void;
}