shadimage
prosekit
blockreact-example-code-block-themessource: ok · refreshed

react-example-code-block-themes

Code block with multiple syntax highlighting themes.

npx shadcn add "https://prosekit.dev/r/react-example-code-block-themes.json"
free

Visual style

terminal-mono

Tags auto-generated by rules on 9/24/2026 — empty means no evidence, not lack of support.

Dependencies

Bundle weight · light
prosekit@^0.22.2

Registry dependencies

https://unpkg.com/prosekit-registry/dist/r/react-sample-sample-doc-code-block.jsonhttps://unpkg.com/prosekit-registry/dist/r/react-ui-code-block-view.json

Files5 · source cached 10/8/2026, 7:42:58 AM

registry/src/react/examples/code-block-themes/editor.tsx
'use client'

import 'prosekit/basic/style.css'
import 'prosekit/basic/typography.css'

import { createEditor, type NodeJSON } from 'prosekit/core'
import { ProseKit } from 'prosekit/react'
import { useMemo } from 'react'

import { sampleContent } from '../../sample/sample-doc-code-block.ts'

import { defineExtension } from './extension.ts'
import Toolbar from './toolbar.tsx'

interface EditorProps {
  initialContent?: NodeJSON
}

export default function Editor(props: EditorProps) {
  const defaultContent = props.initialContent ?? sampleContent
  const editor = useMemo(() => {
    const extension = defineExtension()
    return createEditor({ extension, defaultContent })
  }, [defaultContent])

  return (
    <ProseKit editor={editor}>
      <div className="box-border h-full w-full min-h-36 overflow-y-hidden overflow-x-hidden rounded-md border border-solid border-gray-200 dark:border-gray-700 shadow-sm flex flex-col bg-[canvas] text-black dark:text-white">
        <Toolbar />
        <div className="relative w-full flex-1 box-border overflow-y-auto">
          <div ref={editor.mount} className="ProseMirror box-border min-h-full px-[max(4rem,calc(50%-20rem))] py-8 outline-hidden outline-0 [&_span[data-mention=user]]:text-blue-500 [&_span[data-mention=tag]]:text-violet-500"></div>
        </div>
      </div>
    </ProseKit>
  )
}
registry/src/react/examples/code-block-themes/extension.ts
import { defineBasicExtension } from 'prosekit/basic'
import { union } from 'prosekit/core'

import { defineCodeBlockView } from '../../ui/code-block-view/index.ts'

export function defineExtension() {
  return union(defineBasicExtension(), defineCodeBlockView())
}

export type EditorExtension = ReturnType<typeof defineExtension>
registry/src/react/examples/code-block-themes/index.ts
export { default as ExampleEditor } from './editor.tsx'
registry/src/react/examples/code-block-themes/theme-selector.tsx
'use client'

import { defineCodeBlockShiki, shikiBundledThemesInfo, type ShikiBundledTheme } from 'prosekit/extensions/code-block'
import { useExtension } from 'prosekit/react'
import { useMemo, useState } from 'react'

export function ThemeSelector() {
  const [theme, setTheme] = useState('github-dark')
  const extension = useMemo(() => {
    return defineCodeBlockShiki({ themes: [theme as ShikiBundledTheme] })
  }, [theme])
  useExtension(extension)

  return (
    <>
      <label htmlFor="code-block-theme-selector">Theme</label>
      <select
        id="code-block-theme-selector"
        value={theme}
        onChange={(event) => setTheme(event.target.value)}
        className="outline-unset focus-visible:outline-unset flex items-center justify-center rounded-md p-2 font-medium transition focus-visible:ring-2 text-sm focus-visible:ring-gray-900 dark:focus-visible:ring-gray-300 disabled:pointer-events-none min-w-9 min-h-9 text-gray-900 dark:text-gray-50 disabled:text-gray-900/50 dark:disabled:text-gray-50/50 bg-transparent hover:bg-gray-100 dark:hover:bg-gray-800 data-[state=on]:bg-gray-200 dark:data-[state=on]:bg-gray-700"
      >
        {shikiBundledThemesInfo.map((info) => (
          <option key={info.id} value={info.id}>
            {info.id}
          </option>
        ))}
      </select>
    </>
  )
}
registry/src/react/examples/code-block-themes/toolbar.tsx
'use client'

import { ThemeSelector } from './theme-selector.tsx'

export default function Toolbar() {
  return (
    <div className="z-2 box-border border-gray-200 dark:border-gray-800 border-solid border-l-0 border-r-0 border-t-0 border-b flex flex-wrap gap-1 p-2 items-center">
      <ThemeSelector />
    </div>
  )
}

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