import * as React from 'react';
import { FieldModel, FieldArrayModel, BasicModel } from './models';
export interface IFieldSetValueProps {
    name: string;
    children?: React.ReactNode;
}
/**
 * 根据 `name` 订阅 `FieldSet` 的值
 */
export declare function FieldSetValue({ name, children }: IFieldSetValueProps): JSX.Element | null;
export interface IFieldValueCommonProps<T> {
    /**
     * render props，参数是 Field 当前的值
     */
    children?: (value: T | null) => React.ReactElement | null;
}
export interface IFieldValueViewDrivenProps<T> extends IFieldValueCommonProps<T> {
    name: string;
}
export interface IFieldValueModelDrivenProps<T> extends IFieldValueCommonProps<T> {
    model: FieldModel<T>;
}
export declare type IFieldValueProps<T> = IFieldValueModelDrivenProps<T> | IFieldValueViewDrivenProps<T>;
export declare function useFieldValue<T>(field: string | FieldModel<T>): T | null;
/**
 * 根据 `name` 或者 `model` 订阅字段的更新
 */
export declare function FieldValue<T>(props: IFieldValueProps<T>): React.ReactElement | null;
/**
 * 根据 `name` 或者 `model` 订阅 `FieldArray` 的更新
 */
export declare function useFieldArrayValue<Item, Child extends BasicModel<Item>>(field: string | FieldArrayModel<Item, Child>): Child[] | null;
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