将样式化的组件样式应用于第三方组件

Apply styled component style to a third party components

我正在学习 React,我开始使用 styled-componentsreact-router dom

但是我在将自定义样式的组件应用到不是我创建的现有组件时遇到困难。

代码如下:

import React from "react";
import { NavLink } from "react-router-dom";
import styled from "styled-components";

const NavStyle = styled.div`
  color: red;
  margin: 10px;
`;

const Navigation = () => {
  return (
    <div>
      <NavStyle>
        <NavLink to="/">Home</NavLink>
      </NavStyle>
      <NavLink to="/about">About</NavLink>
      <NavLink to="/contact">Contact</NavLink>
    </div>
  );
};

export default Navigation;

问题是 color: red 没有应用,但是在视图中应用了 margin: 10px。为什么会这样?

您应该为 a 标签设置样式:

import React from "react";
import { NavLink } from "react-router-dom";
import styled from "styled-components";

const NavStyle = styled.div`
  margin: 10px;
  a {
    color: red;
  }
`;

const Navigation = () => {
  return (
    <div>
      <NavStyle>
        <NavLink to="/">Home</NavLink>
      </NavStyle>
      <NavLink to="/about">About</NavLink>
      <NavLink to="/contact">Contact</NavLink>
    </div>
  );
};

export default Navigation;

您可以简化样式。无需用另一个组件包装 link。简单使用 styled-components 扩展 styled() 功能:

import React from "react";
import { NavLink } from "react-router-dom";
import styled from "styled-components";

const StyledNavLink = styled(NavLink)`
  color: red;
  margin: 10px;
`;

const Navigation = () => {
  return (
    <div>
      <StyledNavLink to="/">Home</StyledNavLink>
      <StyledNavLink to="/about">About</StyledNavLink>
      <StyledNavLink to="/contact">Contact</StyledNavLink>
    </div>
  );
};

export default Navigation;