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Add example for themes
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@ -11,6 +11,7 @@
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- [Appear](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/appear)
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- [Head](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/head)
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- [Provider](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/provider)
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- [Themes](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/themes)
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<!--
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- [useSteps](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/use-steps)
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23
examples/themes/deck.mdx
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23
examples/themes/deck.mdx
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import { ThemeName } from './theme'
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export { theme } from './theme'
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# Hello <ThemeName />!
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---
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This deck has a custom Provider component
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that lets you switch between all the different themes.
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---
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```jsx
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import React from 'react'
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export default ({ children }) => {
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return (
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<>
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{children}
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</>
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)
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}
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```
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examples/themes/package.json
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examples/themes/package.json
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{
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"private": true,
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"name": "@mdx-deck/themes-example",
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"version": "2.3.2",
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"scripts": {
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"start": "mdx-deck deck.mdx",
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"build": "mdx-deck build deck.mdx",
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"help": "mdx-deck"
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},
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"devDependencies": {
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"mdx-deck": "^2.3.2"
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}
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}
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67
examples/themes/theme.js
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67
examples/themes/theme.js
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@ -0,0 +1,67 @@
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import React, { useState, useContext } from 'react'
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import { ThemeProvider } from 'emotion-theming'
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import { MDXProvider } from '@mdx-js/react'
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import * as themes from '@mdx-deck/themes'
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const names = Object.keys(themes)
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const DefaultProvider = props => <>{props.children}</>
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const Context = React.createContext()
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const Provider = props => {
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const [name, setTheme] = useState(names[0])
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const cycle = e => {
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const i = (names.indexOf(name) + 1) % names.length
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setTheme(names[i])
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}
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const baseTheme = themes[name]
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const theme = typeof baseTheme === 'function' ? baseTheme({}) : baseTheme
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const Root = theme.Provider || DefaultProvider
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return (
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<div>
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<Context.Provider value={name}>
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<ThemeProvider theme={theme}>
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<MDXProvider components={theme.components}>
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<Root>{props.children}</Root>
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</MDXProvider>
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</ThemeProvider>
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</Context.Provider>
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<div
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css={{
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position: 'fixed',
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right: 0,
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bottom: 0,
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margin: 16,
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}}
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>
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<label>
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Theme
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<select
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value={name}
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onChange={e => {
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setTheme(e.target.value)
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}}
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>
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{names.map(name => (
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<option key={name}>{name}</option>
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))}
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</select>
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<button onClick={cycle}>Next</button>
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</label>
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</div>
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</div>
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)
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}
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export const ThemeName = props => {
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const context = useContext(Context)
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return <>{context}</>
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}
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export const theme = {
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Provider,
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}
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@ -320,6 +320,7 @@ The following examples will open in CodeSandbox.
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- [Appear](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/appear)
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- [Head](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/head)
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- [Provider](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/provider)
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- [Themes](https://codesandbox.io/s/github/jxnblk/mdx-deck/tree/master/examples/themes)
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---
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