Contoh prosemirror paling sederhana

<!doctype html>
<meta charset=utf8>
<link rel=stylesheet href="https://prosemirror.net/css/editor.css">
<script src="https://prosemirror.net/examples/prosemirror.js"></script>
<script src="require-pm.js"></script>

<script src="index.js" defer></script>
<base href="http://prosemirror.net/">

<style>
  .menubar {
    border-bottom: 1px solid rgba(0, 0, 0, 0.2);
    line-height: 0.1;
  }
  .menuicon {
    display: inline-block;
    border-right: 1px solid rgba(0, 0, 0, 0.2);
    color: #888;
    line-height: 1;
    padding: 0 7px;
    margin: 1px;
    cursor: pointer;
    text-align: center;
    min-width: 1.4em;
  }
  .strong, .heading { font-weight: bold; }
  .em { font-style: italic; }

  #editor { padding-top: 0 }
</style>

<div id=editor></div>

<div style="display: none" id=content>
  <h3>Simple editor</h3>
  <p>With a very crude menu bar.
</div>

javascript prosemirror :

class MenuView {
  constructor(items, editorView) {
    this.items = items
    this.editorView = editorView

    this.dom = document.createElement("div")
    this.dom.className = "menubar"
    items.forEach(({dom}) => this.dom.appendChild(dom))
    this.update()

    this.dom.addEventListener("mousedown", e => {
      e.preventDefault()
      editorView.focus()
      items.forEach(({command, dom}) => {
        if (dom.contains(e.target))
          command(editorView.state, editorView.dispatch, editorView)
      })
    })
  }

  update() {
    this.items.forEach(({command, dom}) => {
      let active = command(this.editorView.state, null, this.editorView)
      dom.style.display = active ? "" : "none"
    })
  }

  destroy() { this.dom.remove() }
}

const {Plugin} = require("prosemirror-state")

function menuPlugin(items) {
  return new Plugin({
    view(editorView) {
      let menuView = new MenuView(items, editorView)
      editorView.dom.parentNode.insertBefore(menuView.dom, editorView.dom)
      return menuView
    }
  })
}

const {toggleMark, setBlockType, wrapIn} = require("prosemirror-commands")
const {schema} = require("prosemirror-schema-basic")

// Helper function to create menu icons
function icon(text, name) {
  let span = document.createElement("span")
  span.className = "menuicon " + name
  span.title = name
  span.textContent = text
  return span
}

// Create an icon for a heading at the given level
function heading(level) {
  return {
    command: setBlockType(schema.nodes.heading, {level}),
    dom: icon("H" + level, "heading")
  }
}

let menu = menuPlugin([
  {command: toggleMark(schema.marks.strong), dom: icon("B", "strong")},
  {command: toggleMark(schema.marks.em), dom: icon("i", "em")},
  {command: setBlockType(schema.nodes.paragraph), dom: icon("p", "paragraph")},
  heading(1), heading(2), heading(3),
  {command: wrapIn(schema.nodes.blockquote), dom: icon(">", "blockquote")}
])

const {EditorState} = require("prosemirror-state")
const {EditorView} = require("prosemirror-view")
const {baseKeymap} = require("prosemirror-commands")
const {keymap} = require("prosemirror-keymap")
const {DOMParser} = require("prosemirror-model")

window.view = new EditorView(document.querySelector("#editor"), {
  state: EditorState.create({
    doc: DOMParser.fromSchema(schema).parse(document.querySelector("#content")),
    plugins: [keymap(baseKeymap), menu]
  })
})

require-pm.js

// Kludge to make requiring prosemirror core libraries possible. The
// PM global is defined by http://prosemirror.net/examples/prosemirror.js,
// which bundles all the core libraries.
function require(name) {
  let id = /^prosemirror-(.*)/.exec(name), mod = id &amp;&amp; PM[id[1].replace(/-/g, "_")]
  if (!mod) throw new Error(`Library menu isn't loaded`)
  return mod
}
About Reza Ervani 387 Articles
Adalah pendiri programming.rezaervani.com -

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