forwardRef 定义的组件添加静态属性
Published:
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LastMod: June 07, 2023
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127 words
forwardRef 定义的组件添加静态属性 🔗
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| import React, { ReactNode, RefAttributes, ForwardRefExoticComponent } from 'react';
interface ModalProps {
title: ReactNode;
}
interface ModalStaticProps {
show(): void;
hide(): void;
}
const STATIC_PROPS: ModalStaticProps = {
show: () => { },
hide: () => { }
}
const withStaticProps = <T,>(
forwarded: ForwardRefExoticComponent<ModalProps & RefAttributes<HTMLDivElement>>,
staticProps: T
) => Object.assign(forwarded, staticProps)
const Modal = React.forwardRef<
HTMLDivElement,
ModalProps
>(({ title }: ModalProps, ref) => <div ref={ref}>{title}</div>)
const ModalComponent = withStaticProps(Modal, STATIC_PROPS)
function Consumer() {
return <div onClick={() => ModalComponent.show()} />
}
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