React Component Styling

 

컴포넌트 스타일링

CSS Module

Sass

Styled-components

React Shadow

Ant Design 활용하기

 

[Homework] 개발 서적 평가 서비스 로그인 디자인

Software Engineer | Studio XID, Inc.

Microsoft MVP

TypeScript Korea User Group Organizer

Electron Korea User Group Organizer

Marktube (Youtube)

Mark Lee

Style Loaders

webpack

파일 확장자에 맞는 loader 에게 위임

babel-loader

.js

.jsx

.css

.

.

.

style-loader
css-loader

최종 배포용 파일

babel config

어떤 문법을 번역할건지 설정

.

.

.

npx create-react-app style-loaders-example

cd style-loaders-example

npm run eject
            // "postcss" loader applies autoprefixer to our CSS.
            // "css" loader resolves paths in CSS and adds assets as dependencies.
            // "style" loader turns CSS into JS modules that inject <style> tags.
            // In production, we use MiniCSSExtractPlugin to extract that CSS
            // to a file, but in development "style" loader enables hot editing
            // of CSS.
            // By default we support CSS Modules with the extension .module.css
            {
              test: cssRegex, // /\.css$/
              exclude: cssModuleRegex, // /\.module\.css$/
              use: getStyleLoaders({
                importLoaders: 1,
                sourceMap: isEnvProduction && shouldUseSourceMap,
              }),
              // Don't consider CSS imports dead code even if the
              // containing package claims to have no side effects.
              // Remove this when webpack adds a warning or an error for this.
              // See https://github.com/webpack/webpack/issues/6571
              sideEffects: true,
            },

CSS (webpack.config.js)

import './App.css';
            // Adds support for CSS Modules (https://github.com/css-modules/css-modules)
            // using the extension .module.css
            {
              test: cssModuleRegex, // /\.module\.css$/
              use: getStyleLoaders({
                importLoaders: 1,
                sourceMap: isEnvProduction && shouldUseSourceMap,
                modules: true,
                getLocalIdent: getCSSModuleLocalIdent,
              }),
            },

CSS Module (webpack.config.js)

import styles from './App.module.css';
            // Opt-in support for SASS (using .scss or .sass extensions).
            // By default we support SASS Modules with the
            // extensions .module.scss or .module.sass
            {
              test: sassRegex, // /\.(scss|sass)$/
              exclude: sassModuleRegex, // /\.module\.(scss|sass)$/
              use: getStyleLoaders(
                {
                  importLoaders: 2,
                  sourceMap: isEnvProduction && shouldUseSourceMap,
                },
                'sass-loader'
              ),
              // Don't consider CSS imports dead code even if the
              // containing package claims to have no side effects.
              // Remove this when webpack adds a warning or an error for this.
              // See https://github.com/webpack/webpack/issues/6571
              sideEffects: true,
            },

Sass (webpack.config.js)

import './App.scss';
import './App.sass';
            // Adds support for CSS Modules, but using SASS
            // using the extension .module.scss or .module.sass
            {
              test: sassModuleRegex, // /\.module\.(scss|sass)$/
              use: getStyleLoaders(
                {
                  importLoaders: 2,
                  sourceMap: isEnvProduction && shouldUseSourceMap,
                  modules: true,
                  getLocalIdent: getCSSModuleLocalIdent,
                },
                'sass-loader'
              ),
            },

Sass Module (webpack.config.js)

import styles from './App.module.scss';
import styles from './App.module.sass';

CSS, SASS

// App.js

import './App.css';
<div className="App">
  <header className="App-header">
    <img src={logo} className="App-logo" alt="logo" />
    <p>
      Edit <code>src/App.js</code> and save to reload.
    </p>
    <a
      className="App-link"
      href="https://reactjs.org"
      target="_blank"
      rel="noopener noreferrer"
    >
      Learn React
    </a>
  </header>
</div>

App.css

.App {
  text-align: center;
}

.App-logo {
  height: 40vmin;
}

.App-header {
  background-color: #282c34;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: calc(10px + 2vmin);
  color: white;
}

.App-link {
  color: #09d3ac;
}

  • .App

  • .App-header

  • .App-logo

  • .App-link

App.css

.App {
  text-align: center;
}

.App .logo {
  height: 40vmin;
}

.App .header {
  background-color: #282c34;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: calc(10px + 2vmin);
  color: white;
}

.App .link {
  color: #09d3ac;
}

  • .App

  • .App .header

  • .App .logo

  • .App .link

<div className="App">
  <header className="header">
    <img src={logo} className="logo" alt="logo" />
    <p>
      Edit <code>src/App.js</code> and save to reload.
    </p>
    <a
      className="link"
      href="https://reactjs.org"
      target="_blank"
      rel="noopener noreferrer"
    >
      Learn React
    </a>
  </header>
</div>

App.scss

.App {
  text-align: center;

  .logo {
    height: 40vmin;
  }

  .header {
    background-color: #282c34;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: calc(10px + 2vmin);
    color: white;
  }

  .link {
    color: #09d3ac;
  }
}

  • .App

  • .App .header

  • .App .logo

  • .App .link

<div className="App">
  <header className="header">
    <img src={logo} className="logo" alt="logo" />
    <p>
      Edit <code>src/App.js</code> and save to reload.
    </p>
    <a
      className="link"
      href="https://reactjs.org"
      target="_blank"
      rel="noopener noreferrer"
    >
      Learn React
    </a>
  </header>
</div>
npm i node-sass

CSS module

SASS module

import styles from './App.module.css';

console.log(styles);

[filename]\_[classname]\_\_[hash]

.App {
  text-align: center;
}

.App-logo {
  height: 40vmin;
}

.App-header {
  background-color: #282c34;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: calc(10px + 2vmin);
  color: white;
}

.App-link {
  color: #09d3ac;
}

import styles from './App.module.scss';

console.log(styles);

[filename]\_[classname]\_\_[hash]

.App {
  text-align: center;

  .logo {
    animation: App-logo-spin infinite 20s linear;
    height: 40vmin;
    pointer-events: none;
  }

  .header {
    background-color: #282c34;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: calc(10px + 2vmin);
    color: white;
  }

  .link {
    color: #61dafb;
  }
}

@keyframes App-logo-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

styles[클래스]

import React from "react";
import logo from "./logo.svg";
import styles from "./App.module.css";

const App = () => {
  console.log(styles);
  return (
    <div className={styles["App"]}>
      <header className={styles["App-header"]}>
        <img src={logo} className={styles["App-logo"]} alt="logo" />
        <p>
          Edit <code>src/App.js</code> and save to reload.
        </p>
        <a
          className={styles["App-link"]}
          href="https://reactjs.org"
          target="_blank"
          rel="noopener noreferrer"
        >
          Learn React
        </a>
      </header>
    </div>
  );
};

export default App;

components

- Button.module.css
- Button.jsx

import React from 'react';
import styles from './Button.module.css';

const Button = props => <button className={styles.button} {...props} />;

export default Button;
.button {
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;
  font-size: 20px;
}

Button.jsx

import React from 'react';
import styles from './Button.module.css';

export default class Button extends React.Component {
  state = {
    loading: false,
  };

  startLoading = () => {
    console.log('start');
    this.setState({ loading: true });
    setTimeout(() => {
      this.setState({ loading: false });
    }, 1000);
  };

  render() {
    const { loading } = this.state;
    return (
      <button
        className={
          loading ? `${styles.button} ${styles.loading}` : styles.button
        }
        {...this.props}
        onClick={this.startLoading}
      />
    );
  }
}
.button {
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;
  font-size: 20px;
}

.loading {
  border: 2px solid grey;
  color: grey;
}
  • 조건부 className
  • 여러 className
npm i classnames
import classNames from 'classnames';

console.log(classNames('foo', 'bar')); // "foo bar"
console.log(classNames('foo', 'bar', 'baz')); // "foo bar baz"

console.log(classNames({ foo: true }, { bar: true })); // "foo bar"
console.log(classNames({ foo: true }, { bar: false })); // "foo"
console.log(classNames(null, false, 'bar', undefined, 0, 1, { baz: null }, '')); // "bar 1"
console.log(classNames(styles.button, styles.loading)); // Button_button__2Ce79 Button_loading__XEngF

import classNames from 'classnames';

Button.jsx

import React from 'react';
import styles from './Button.module.css';
import classNames from 'classnames';

export default class Button extends React.Component {
  state = {
    loading: false,
  };

  startLoading = () => {
    console.log('start');
    this.setState({ loading: true });
    setTimeout(() => {
      this.setState({ loading: false });
    }, 1000);
  };

  render() {
    const { loading } = this.state;
    return (
      <button
        className={
          loading ? classNames(styles.button, styles.loading) : styles.button
        }
        {...this.props}
        onClick={this.startLoading}
      />
    );
  }
}
import classNames from 'classnames/bind';

const cx = classNames.bind(styles);

console.log(cx('button', 'loading')); // Button_button__2Ce79 Button_loading__XEngF
console.log(cx('button', { loading: false })); // Button_button__2Ce79

import classNames from 'classnames/bind';

Button.jsx

import React from 'react';
import styles from './Button.module.css';
import classNames from 'classnames/bind';

const cx = classNames.bind(styles);

export default class Button extends React.Component {
  state = {
    loading: false,
  };

  startLoading = () => {
    console.log('start');
    this.setState({ loading: true });
    setTimeout(() => {
      this.setState({ loading: false });
    }, 1000);
  };

  render() {
    const { loading } = this.state;
    return (
      <button
        className={cx('button', { loading })}
        {...this.props}
        onClick={this.startLoading}
      />
    );
  }
}

Git Repository

https://github.com/xid-mark/style-loaders-example

Styled Components

npx create-react-app styled-components-example

cd styled-components-example

npm i styled-components

code .

npm start
import React from 'react';
import logo from './logo.svg';
import './App.css';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <header className="App-header">
        <img src={logo} className="App-logo" alt="logo" />
        <p>
          <StyledButton>버튼</StyledButton>
        </p>
      </header>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button``;

export default StyledButton;

styled.<태그>`스타일`

import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;
`;

export default StyledButton;

styled.<태그>`스타일`

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>버튼</StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled, { css } from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;

  ${props =>
    props.primary &&
    css`
      background: palevioletred;
      color: white;
    `};
`;

export default StyledButton;

${props => css`스타일`}

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>버튼</StyledButton>
        <StyledButton primary>Primary 버튼</StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled, { css } from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;
`;

const PrimaryStyledButton = styled(StyledButton)`
  background: palevioletred;
  color: white;
`;

export default PrimaryStyledButton;

styled(StyledButton)

import React from 'react';
import PrimaryStyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <PrimaryStyledButton>버튼</PrimaryStyledButton>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;
  font-size: 1em;
  display: inline-block;

  text-decoration: none;
`;

export default StyledButton;

as="태그"

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton as="a" href="/">
          a 태그 버튼
        </StyledButton>
        <StyledButton>버튼</StyledButton>
      </p>
    </div>
  );
}

export default App;

import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;
  font-size: 1em;
  display: inline-block;
`;

export default StyledButton;

as={컴포넌트}

import React from 'react';
import StyledButton from './components/StyledButton';

const UppercaseButton = props => (
  <button {...props} children={props.children.toUpperCase()} />
);

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton as={UppercaseButton}>button</StyledButton>
        <StyledButton>button</StyledButton>
      </p>
    </div>
  );
}

export default App;

import React from 'react';
import styled from 'styled-components';

function MyButton({ className, children }) {
  return <button className={className}>MyButton {children}</button>;
}

const StyledButton = styled(MyButton)`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;
  font-size: 1em;
`;

export default StyledButton;

styled(컴포넌트)

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>button</StyledButton>
      </p>
    </div>
  );
}

export default App;

import styled from 'styled-components';

const StyledButton = styled('button')`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;
  font-size: 1em;
`;

export default StyledButton;

styled('태그') = styled.태그

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>button</StyledButton>
      </p>
    </div>
  );
}

export default App;

import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid ${props => props.color || 'palevioletred'};
  color: ${props => props.color || 'palevioletred'};
  margin: 0 1em;
  padding: 0.25em 1em;
  font-size: 1em;
`;

export default StyledButton;

${props => props.color || ''}

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>button</StyledButton>
        <StyledButton color="red">red button</StyledButton>
        <StyledButton color="green">green button</StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;

  :hover {
    border: 2px solid red;
  }
`;

export default StyledButton;

:hover {스타일}

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>버튼</StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;

  ::before {
    content: '@';
  }
`;

export default StyledButton;

::before {스타일}

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>버튼</StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;

  &:hover {
    border: 2px solid red;
  }
`;

export default StyledButton;

&:hover {스타일}

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>버튼</StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;

  & ~ & {
    border: 2px solid red;
  }

  & + & {
    border: 2px solid green;
  }
`;

export default StyledButton;

& ~ & {스타일}, & + & {스타일}

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>버튼</StyledButton>
        <StyledButton>버튼</StyledButton>
        <StyledButton>버튼</StyledButton>
        <button>버튼</button>
        <StyledButton>버튼</StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;

  &.orange {
    border: 2px solid orange;
  }
`;

export default StyledButton;

&.클래스 {스타일}

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton className="orange">버튼</StyledButton>
      </p>
      <p className="orange">
        <StyledButton>버튼</StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  background: transparent;
  border-radius: 3px;
  border: 2px solid palevioletred;
  color: palevioletred;
  margin: 0 1em;
  padding: 0.25em 1em;

  .orange {
    color: orange;
  }
`;

export default StyledButton;

.클래스 {스타일}

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>
          <a className="orange">버튼</a>
        </StyledButton>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  border: 1px solid palevioletred;
`;

export default StyledButton;

createGlobalStyle`스타일`

import React from 'react';
import StyledButton from './components/StyledButton';
import { createGlobalStyle } from 'styled-components';

const GlobalStyle = createGlobalStyle`
  button {
    color: palevioletred;
  }
`;

function App() {
  return (
    <div className="App">
      <p>
        <GlobalStyle />
        <StyledButton>버튼</StyledButton>
        <button>버튼</button>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledButton = styled.button`
  border: 1px solid palevioletred;
`;

export default StyledButton;

createGlobalStyle`스타일`

import React from 'react';
import StyledButton from './components/StyledButton';
import { createGlobalStyle } from 'styled-components';

const GlobalStyle = createGlobalStyle`
  button${StyledButton} {
    color: palevioletred;
  }
`;

function App() {
  return (
    <div className="App">
      <p>
        <GlobalStyle />
        <StyledButton>버튼</StyledButton>
        <button>버튼</button>
      </p>
    </div>
  );
}

export default App;
import styled from 'styled-components';

const StyledA = styled.a.attrs(props => ({
  href: props.href || 'https://www.fastcampus.co.kr',
  color: props.color || 'palevioletred',
  target: '_BLANK',
}))`
  color: ${props => props.color};
`;

export default StyledA;

styled.태그.attr(props => ({속성들}))

import React from 'react';
import StyledA from './components/StyledA';

function App() {
  return (
    <div className="App">
      <p>
        <StyledA>링크</StyledA>
        <StyledA color="red">링크</StyledA>
      </p>
    </div>
  );
}

export default App;
import styled, { keyframes } from 'styled-components';

const slide = keyframes`
  from {
    margin-top: 0em;
  }

  to {
    margin-top: 1em;
  }
`;

const StyledButton = styled.button`
  display: inline-block;
  color: palevioletred;
  font-size: 1em;
  margin: 1em;
  padding: 0.25em 1em;
  border: 2px solid palevioletred;
  border-radius: 3px;
  animation: ${slide} 0.3s ease-in;
`;

export default StyledButton;

keyframes`키프레임`

import React from 'react';
import StyledButton from './components/StyledButton';

function App() {
  return (
    <div className="App">
      <p>
        <StyledButton>Slide Button</StyledButton>
      </p>
    </div>
  );
}

export default App;

React Shadow

npx create-react-app react-shadow-example

cd react-shadow-example

npm i react-shadow

code .

npm start
/* index.css */

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen",
    "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue",
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, "Courier New",
    monospace;
}

p {
  color: red;
}

.App {
  text-align: center;
}

.App-logo {
  height: 40vmin;
  pointer-events: none;
}

@media (prefers-reduced-motion: no-preference) {
  .App-logo {
    animation: App-logo-spin infinite 20s linear;
  }
}

.App-header {
  background-color: #282c34;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: calc(10px + 2vmin);
  color: white;
}

.App-link {
  color: #61dafb;
}

@keyframes App-logo-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
import React from "react";
import logo from "./logo.svg";
import root from "react-shadow";

const styles = `...`;

function App() {
  return (
    <root.div>
      <div className="App">
        <header className="App-header">
          <img src={logo} className="App-logo" alt="logo" />
          <p>
            Edit <code>src/App.js</code> and save to reload.
          </p>
          <a
            className="App-link"
            href="https://reactjs.org"
            target="_blank"
            rel="noopener noreferrer"
          >
            Learn React
          </a>
        </header>
      </div>
      <style type="text/css">{styles}</style>
    </root.div>
  );
}

export default App;

Ant Design

npx create-react-app antd-example

cd antd-example

npm i antd
import React from "react";
import "./App.css";
import { DatePicker } from "antd";

function App() {
  return (
    <div className="App">
      <DatePicker />
    </div>
  );
}

export default App;

import React from "react";
import ReactDOM from "react-dom";
import "antd/dist/antd.css";
import "./index.css";
import App from "./App";
import * as serviceWorker from "./serviceWorker";

ReactDOM.render(
  <React.StrictMode>
    <App />
  </React.StrictMode>,
  document.getElementById("root")
);

serviceWorker.unregister();
import 'antd/dist/antd.css';       // <= 전역 스타일 추가 in index.js
import { DatePicker } from 'antd'; // <= 리액트 컴포넌트 in App.js

import React from "react";
import "./App.css";
import { DatePicker } from "antd";
import "antd/es/date-picker/style/css";

function App() {
  return (
    <div className="App">
      <DatePicker />
    </div>
  );
}

export default App;

import React from "react";
import ReactDOM from "react-dom";
// import "antd/dist/antd.css";
import "./index.css";
import App from "./App";
import * as serviceWorker from "./serviceWorker";

ReactDOM.render(
  <React.StrictMode>
    <App />
  </React.StrictMode>,
  document.getElementById("root")
);

// If you want your app to work offline and load faster, you can change
// unregister() to register() below. Note this comes with some pitfalls.
// Learn more about service workers: https://bit.ly/CRA-PWA
serviceWorker.unregister();
import DatePicker from 'antd/es/date-picker';
import 'antd/es/date-picker/style/css';

modularized 1

{
  ...
  "babel": {
    "presets": [
      "react-app"
    ],
    "plugins": [
      [
        "import",
        {
          "libraryName": "antd",
          "libraryDirectory": "es",
          "style": "css"
        }
      ]
    ]
  },
  ...
}
npm run eject
npm install babel-plugin-import --save-dev

modularized 2

import React from "react";
import "./App.css";
import { DatePicker } from "antd";
// import "antd/es/date-picker/style/css";

function App() {
  return (
    <div className="App">
      <DatePicker />
    </div>
  );
}

export default App;

modularized 2

npm install @ant-design/icons
import React from 'react';
import { Button } from 'antd';
import { HeartOutlined } from "@ant-design/icons";

export default class LoadingButton extends React.Component {
  state = {
    loading: false,
  };

  startLoading = () => {
    console.log('start');
    this.setState({ loading: true });
    setTimeout(() => {
      this.setState({ loading: false });
    }, 1000);
  };

  render() {
    const { loading } = this.state;
    return (
      <Button
        type="primary"
        size="large"
        icon={<HeartOutlined />}
        loading={loading}
        onClick={this.startLoading}
        style={{
          width: 50,
        }}
      />
    );
  }
}

import { Button } from 'antd';

import React from 'react';
import LoadingButton from './components/LoadingButton';
import { TwitterOutlined } from "@ant-design/icons";

function App() {
  return (
    <div className="App">
      <p>
        <LoadingButton />
      </p>
      <p>
        저는 <TwitterOutlined /> 를 잘 안해요!
      </p>
    </div>
  );
}

export default App;

import { Icon } from 'antd';

import React from 'react';
import { Row, Col } from 'antd';

const colStyle = () => ({
  height: 50,
  backgroundColor: 'red',
  opacity: Math.round(Math.random() * 10) / 10,
});

function App() {
  return (
    <div className="App">
      <Row>
        <Col span={12} style={colStyle()} />
        <Col span={12} style={colStyle()} />
      </Row>
      <Row>
        <Col span={8} style={colStyle()} />
        <Col span={8} style={colStyle()} />
        <Col span={8} style={colStyle()} />
      </Row>
      <Row>
        <Col span={6} style={colStyle()} />
        <Col span={6} style={colStyle()} />
        <Col span={6} style={colStyle()} />
        <Col span={6} style={colStyle()} />
      </Row>
    </div>
  );
}

export default App;

import { Row, Col } from 'antd';

<Col span={24 중에 어느정도 차지할 지 정수} />

import React from 'react';
import { Row, Col } from 'antd';

function MyCol({ span }) {
  return (
    <Col span={span}>
      <div style={{ height: 50, backgroundColor: 'red', opacity: 0.7 }} />
    </Col>
  );
}

export default function App() {
  return (
    <div className="App">
      <Row gutter={16}>
        <MyCol span={12} />
        <MyCol span={12} />
      </Row>
      <Row gutter={16}>
        <MyCol span={8} />
        <MyCol span={8} />
        <MyCol span={8} />
      </Row>
      <Row gutter={16}>
        <MyCol span={6} />
        <MyCol span={6} />
        <MyCol span={6} />
        <MyCol span={6} />
      </Row>
    </div>
  );
}

import { Row, Col } from 'antd';

<Row gutter={16 + 8n 의 정수} />

import React from 'react';
import { Row, Col } from 'antd';

function MyCol({ span, offset }) {
  return (
    <Col span={span} offset={offset}>
      <div style={{ height: 50, backgroundColor: 'red', opacity: 0.7 }} />
    </Col>
  );
}

export default function App() {
  return (
    <div className="App">
      <Row gutter={16}>
        <MyCol span={12} offset={12} />
      </Row>
      <Row gutter={16}>
        <MyCol span={8} />
        <MyCol span={8} offset={8} />
      </Row>
      <Row gutter={16}>
        <MyCol span={6} />
        <MyCol span={6} offset={3} />
        <MyCol span={6} offset={3} />
      </Row>
    </div>
  );
}

import { Row, Col } from 'antd';

<Col offset={24 중 건너띄고 싶은 정수} />

import React from 'react';
import { Row, Col } from 'antd';

function MyCol({ span, offset }) {
  const opacity = Math.round(Math.random() * 10) / 10;
  return (
    <Col span={span} offset={offset}>
      <div style={{ height: 50, backgroundColor: 'red', opacity }} />
    </Col>
  );
}

export default function App() {
  return (
    <div className="App">
      <Row
        style={{
          height: 300,
        }}
        justify="start"
        align="top"
      >
        <MyCol span={4} />
        <MyCol span={4} />
        <MyCol span={4} />
        <MyCol span={4} />
      </Row>
    </div>
  );
}

import { Row, Col } from 'antd';

<Row type="flex" justify="좌우정렬" align="위아래정렬" />

"start" | "center" | "end" | "space-between" | "space-around"

"top" | "middle" | "bottom"

import React from 'react';
import { Layout } from 'antd';

const { Header, Sider, Content, Footer } = Layout;

export default function App() {
  return (
    <div className="App">
      <Layout>
        <Header>Header</Header>
        <Layout>
          <Sider>Sider</Sider>
          <Content>Content</Content>
        </Layout>
        <Footer>Footer</Footer>
      </Layout>
    </div>
  );
}

import { Layout } from 'antd';

[Project]
개발 서적 평가 서비스
로그인 화면 디자인

npx create-react-app my-books

cd my-books

(optional) nvm use

npm i react-router-dom react-error-boundary antd
12.16.2

.nvmrc

{
  "singleQuote": true,
  "trailingComma": "all"
}

.prettierrc

<!DOCTYPE html>
<html lang="en">
  <head>
    ...
    <title>My Books</title>
    <link
      href="https://fonts.googleapis.com/css?family=Roboto&display=swap"
      rel="stylesheet"
    />
    ...
  </head>
  <body>...</body>
</html>

index.html

import React from 'react';
import ReactDOM from 'react-dom';
import 'antd/dist/antd.css';
import './index.css';
import App from './App';
import * as serviceWorker from './serviceWorker';

ReactDOM.render(
  <React.StrictMode>
    <App />
  </React.StrictMode>,
  document.getElementById('root'),
);

// If you want your app to work offline and load faster, you can change
// unregister() to register() below. Note this comes with some pitfalls.
// Learn more about service workers: https://bit.ly/CRA-PWA
serviceWorker.unregister();

index.js

body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

index.css

import React from "react";
import { BrowserRouter, Switch, Route } from "react-router-dom";
import Home from "./pages/Home";
import Signin from "./pages/Signin";
import NotFound from "./pages/NotFound";
import Error from "./pages/Error";
import { ErrorBoundary } from "react-error-boundary";

const App = () => (
  <ErrorBoundary FallbackComponent={Error}>
    <BrowserRouter>
      <Switch>
        <Route exact path="/signin" component={Signin} />
        <Route exact path="/" component={Home} />
        <Route component={NotFound} />
      </Switch>
    </BrowserRouter>
  </ErrorBoundary>
);

export default App;

App.jsx

import React from "react";

const HomePage = () => (
  <div>
    <h1>Home</h1>
  </div>
);

export default HomePage;

pages/Home.jsx

import React from "react";

const NotFoundPage = () => (
  <div>
    <h1>NotFound</h1>
  </div>
);

export default NotFoundPage;

pages/NotFound.jsx

import React from "react";

const ErrorPage = () => (
  <div>
    <h1>Error</h1>
  </div>
);

export default ErrorPage;

pages/Error.jsx

import React from "react";
import Signin from "../components/Signin";

const SigninPage = () => <Signin />;

export default SigninPage;

pages/Signin.jsx

import React from 'react';
import { Row, Col, Button, Input } from 'antd';
import styles from './Signin.module.css';

const Signin = () => {
  return (
    <form>
      <Row align="middle" className={styles.signin_row}>
        <Col span={24}>
          <Row className={styles.signin_contents}>
            <Col span={12}>
              <img
                src="/bg_signin.png"
                alt="Signin"
                className={styles.signin_bg}
              />
            </Col>
            <Col span={12}>
              <div className={styles.signin_title}>My Books</div>
              <div className={styles.signin_subtitle}>
                Please Note Your Opinion
              </div>
              <div className={styles.signin_underline} />
              <div className={styles.email_title}>
                Email
                <span className={styles.required}> *</span>
              </div>
              <div className={styles.input_area}>
                <Input
                  placeholder="Email"
                  autoComplete="email"
                  name="email"
                  className={styles.input}
                />
              </div>
              <div className={styles.password_title}>
                Password
                <span className={styles.required}> *</span>
              </div>
              <div className={styles.input_area}>
                <Input
                  type="password"
                  autoComplete="current-password"
                  className={styles.input}
                />
              </div>
              <div className={styles.button_area}>
                <Button
                  size="large"
                  loading={false}
                  onClick={click}
                  className={styles.button}
                >
                  Sign In
                </Button>
              </div>
            </Col>
          </Row>
        </Col>
      </Row>
    </form>
  );

  function click() {}
};

export default Signin;

components/Signin.jsx

.signin_row {
  height: 100vh;
}

.signin_title {
  text-align: center;
  font-size: 30px;
  font-weight: bold;
  color: #642828;
  text-transform: uppercase;
  margin-top: 80px;
}

.signin_subtitle {
  text-align: center;
  font-size: 20px;
  font-weight: bold;
  text-transform: uppercase;
}

.signin_underline {
  width: 200px;
  height: 6px;
  margin-right: auto;
  margin-left: auto;
  margin-top: 20px;
  background: linear-gradient(to right, #803b32, #ddb49b);
}

.signin_contents {
  margin-top: 50px;
  background-color: #f3f7f8;
  margin-left: auto;
  margin-right: auto;
  width: 800px;
}

.signin_bg {
  width: 100%;
}

.email_title {
  font-family: Roboto;
  font-size: 12px;
  font-weight: bold;
  margin-top: 40px;
  text-align: left;
  padding-left: 40px;
}

.password_title {
  font-family: Roboto;
  font-size: 12px;
  font-weight: bold;
  margin-top: 10px;
  text-align: left;
  padding-left: 40px;
}

.required {
  color: #971931;
}

.input_area {
  padding-top: 10px;
  padding-bottom: 10px;
  padding-left: 40px;
  padding-right: 40px;
}

.input {
  width: 100%;
  border-radius: 1px;
  border-width: 1px;
  font-family: Roboto;
}

.button_area {
  text-align: center;
  padding-left: 40px;
  padding-right: 40px;
  margin-top: 20px;
}

.button {
  border-color: #28546a;
  background-color: #28546a;
  text-transform: uppercase;
  border-radius: 1px;
  border-width: 2px;
  color: white;
  width: 100%;
}

.button:hover {
  background-color: #28546a;
  color: white;
}

components/Signin.module.css

Git Repository

https://github.com/xid-mark/my-books-jsx

5. React Component Styling

By Woongjae Lee

Made with Slides.com

5. React Component Styling

Fast Campus Frontend Developer School 17th

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