README - Pell — ContextQMD

v2 working branch and v2 project board

pell is the simplest and smallest WYSIWYG text editor for web, with no dependencies

Comparisons

library	size (min+gzip)	size (min)	jquery	bootstrap	react	link
pell	1.38kB	3.54kB				https://github.com/jaredreich/pell
squire	16kB	49kB				https://github.com/neilj/Squire
medium-editor	27kB	105kB				https://github.com/yabwe/medium-editor
quill	43kB	205kB				https://github.com/quilljs/quill
trix	47kB	204kB				https://github.com/basecamp/trix
ckeditor	163kB	551kB				https://ckeditor.com
trumbowyg	8kB	23kB	x			https://github.com/Alex-D/Trumbowyg
summernote	26kB	93kB	x	x		https://github.com/summernote/summernote
draft	46kB	147kB			x	https://github.com/facebook/draft-js
froala	52kB	186kB	x			https://github.com/froala/wysiwyg-editor
tinymce	157kB	491kB	x			https://github.com/tinymce/tinymce

Features

Pure JavaScript, no dependencies, written in ES6
Easily customizable with the sass file (pell.scss) or overwrite the CSS

Included actions:

Bold
Italic
Underline
Strike-through
Heading 1
Heading 2
Paragraph
Quote
Ordered List
Unordered List
Code
Horizontal Rule
Link
Image

Other available actions (listed at https://developer.mozilla.org/en-US/docs/Web/API/Document/execCommand):

Justify Center
Justify Full
Justify Left
Justify Right
Subscript
Superscript
Font Name
Font Size
Indent
Outdent
Clear Formatting
Undo
Redo

Or create any custom action!

Browser Support

IE 9+ (theoretically, but good luck)
Chrome 5+
Firefox 4+
Safari 5+
Opera 11.6+

Installation

npm:

bash

npm install --save pell

HTML:

html

<head>
  ...
  <link rel="stylesheet" type="text/css" href="https://unpkg.com/pell/dist/pell.min.css">
  <style>
    /* override styles here */
    .pell-content {
      background-color: pink;
    }
  </style>
</head>
<body>
  ...
  <!-- Bottom of body -->
  <script src="https://unpkg.com/pell"></script>
</body>

Usage

API

// ES6
import pell from 'pell'
// or
import { exec, init } from 'pell'

// Browser
pell
// or
window.pell

// Initialize pell on an HTMLElement
pell.init({
  // <HTMLElement>, required
  element: document.getElementById('some-id'),

  // <Function>, required
  // Use the output html, triggered by element's `oninput` event
  onChange: html => console.log(html),

  // <string>, optional, default = 'div'
  // Instructs the editor which element to inject via the return key
  defaultParagraphSeparator: 'div',

  // <boolean>, optional, default = false
  // Outputs <span style="font-weight: bold;"></span> instead of <b></b>
  styleWithCSS: false,

  // <Array[string | Object]>, string if overwriting, object if customizing/creating
  // action.name<string> (only required if overwriting)
  // action.icon<string> (optional if overwriting, required if custom action)
  // action.title<string> (optional)
  // action.result<Function> (required)
  // Specify the actions you specifically want (in order)
  actions: [
    'bold',
    {
      name: 'custom',
      icon: 'C',
      title: 'Custom Action',
      result: () => console.log('Do something!')
    },
    'underline'
  ],

  // classes<Array[string]> (optional)
  // Choose your custom class names
  classes: {
    actionbar: 'pell-actionbar',
    button: 'pell-button',
    content: 'pell-content',
    selected: 'pell-button-selected'
  }
})

// Execute a document command, see reference:
// https://developer.mozilla.org/en/docs/Web/API/Document/execCommand
// this is just `document.execCommand(command, false, value)`
pell.exec(command<string>, value<string>)

List of overwriteable action names

bold
italic
underline
strikethrough
heading1
heading2
paragraph
quote
olist
ulist
code
line
link
image

Examples

General

html

<div id="editor" class="pell"></div>
<div>
  HTML output:
  <div id="html-output" style="white-space:pre-wrap;"></div>
</div>

import { exec, init } from 'pell'

const editor = init({
  element: document.getElementById('editor'),
  onChange: html => {
    document.getElementById('html-output').textContent = html
  },
  defaultParagraphSeparator: 'p',
  styleWithCSS: true,
  actions: [
    'bold',
    'underline',
    {
      name: 'italic',
      result: () => exec('italic')
    },
    {
      name: 'backColor',
      icon: '<div style="background-color:pink;">A</div>',
      title: 'Highlight Color',
      result: () => exec('backColor', 'pink')
    },
    {
      name: 'image',
      result: () => {
        const url = window.prompt('Enter the image URL')
        if (url) exec('insertImage', url)
      }
    },
    {
      name: 'link',
      result: () => {
        const url = window.prompt('Enter the link URL')
        if (url) exec('createLink', url)
      }
    }
  ],
  classes: {
    actionbar: 'pell-actionbar-custom-name',
    button: 'pell-button-custom-name',
    content: 'pell-content-custom-name',
    selected: 'pell-button-selected-custom-name'
  }
})

// editor.content<HTMLElement>
// To change the editor's content:
editor.content.innerHTML = '<b><u><i>Initial content!</i></u></b>'

Example (Markdown)

html

<div id="editor" class="pell"></div>
<div>
  Markdown output:
  <div id="markdown-output" style="white-space:pre-wrap;"></div>
</div>

import { init } from 'pell'
import Turndown from 'turndown'

const { turndown } = new Turndown({ headingStyle: 'atx' })

init({
  element: document.getElementById('editor'),
  actions: ['bold', 'italic', 'heading1', 'heading2', 'olist', 'ulist'],
  onChange: html => {
    document.getElementById('markdown-output').innerHTML = turndown(html)
  }
})

Frameworks

React
Vue

Custom Styles

SCSS

scss

$pell-content-height: 400px;
// See all overwriteable variables in src/pell.scss

// Then import pell.scss into styles:
@import '../../node_modules/pell/src/pell';

CSS

css

/* After pell styles are applied to DOM: */
.pell-content {
  height: 400px;
}

License

MIT

Credits

BrowserStack for cross browser testing: