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Html Editor

Output Formats

Documentation

In this demo, you can switch between the HTML and Markdown output formats and view the result below the HtmlEditor.

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import React from 'react'; import { markup } from './data.js'; import HtmlEditor, { Toolbar, Item } from 'devextreme-react/html-editor'; import ButtonGroup, { Item as ButtonItem } from 'devextreme-react/button-group'; import 'devextreme/ui/html_editor/converters/markdown'; class App extends React.Component { constructor() { super(); this.state = { valueContent: markup, editorValueType: 'html' }; this.sizeValues = ['8pt', '10pt', '12pt', '14pt', '18pt', '24pt', '36pt']; this.fontValues = ['Arial', 'Courier New', 'Georgia', 'Impact', 'Lucida Console', 'Tahoma', 'Times New Roman', 'Verdana']; this.valueChanged = this.valueChanged.bind(this); this.valueTypeChanged = this.valueTypeChanged.bind(this); } render() { let { valueContent, editorValueType } = this.state; return ( <React.Fragment> <div className="widget-container"> <HtmlEditor height={300} value={valueContent} valueType={editorValueType} onValueChanged={this.valueChanged} > <Toolbar> <Item formatName="undo" /> <Item formatName="redo" /> <Item formatName="separator" /> <Item formatName="size" formatValues={this.sizeValues} /> <Item formatName="font" formatValues={this.fontValues} /> <Item formatName="separator" /> <Item formatName="bold" /> <Item formatName="italic" /> <Item formatName="strike" /> <Item formatName="underline" /> <Item formatName="separator" /> <Item formatName="alignLeft" /> <Item formatName="alignCenter" /> <Item formatName="alignRight" /> <Item formatName="alignJustify" /> <Item formatName="separator" /> <Item formatName="color" /> <Item formatName="background" /> </Toolbar> </HtmlEditor> <div className="options"> <ButtonGroup onSelectionChanged={this.valueTypeChanged} defaultSelectedItemKeys={['Html']} > <ButtonItem text="Html" /> <ButtonItem text="Markdown" /> </ButtonGroup> <div className="value-content"> {valueContent} </div> </div> </div> </React.Fragment> ); } valueChanged(e) { this.setState({ valueContent: e.value }); } valueTypeChanged(e) { this.setState({ editorValueType: e.addedItems[0].text.toLowerCase() }); } } export default App;
import React from 'react'; import ReactDOM from 'react-dom'; import App from './App.js'; ReactDOM.render( <App />, document.getElementById('app') );
<!DOCTYPE html> <html> <head> <title>DevExtreme Demo</title> <meta http-equiv="X-UA-Compatible" content="IE=edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.2.4/css/dx.common.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.2.4/css/dx.light.css" /> <link rel="stylesheet" type="text/css" href="styles.css" /> <script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script> <script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script> <script type="text/javascript" src="config.js"></script> <script type="text/javascript"> System.import('./index.js'); </script> </head> <body class="dx-viewport"> <div class="demo-container"> <div id="app"></div> </div> </body> </html>
.dx-htmleditor-content img { vertical-align: middle; padding-right: 10px; } .value-content { margin-top: 20px; overflow: auto; height: 110px; width: 100%; white-space: pre-wrap; } .options { margin-top: 20px; padding: 20px; background-color: rgba(191, 191, 191, 0.15); box-sizing: border-box; width: 100%; }
export const markup = ` <h2> <img src="../../../../images/widgets/HtmlEditor.svg" alt="HtmlEditor"> Formatted Text Editor (HTML Editor) </h2> <br> <p>DevExtreme HTML5 JavaScript HTML Editor is a client-side WYSIWYG text editor that allows its users to format textual and visual content and store it as HTML or Markdown.</p> `;
System.config({ transpiler: 'plugin-babel', paths: { 'npm:': 'https://unpkg.com/' }, defaultExtension: 'js', map: { 'react': 'npm:react@16/umd/react.development.js', 'react-dom': 'npm:react-dom@16/umd/react-dom.development.js', 'prop-types': 'npm:prop-types/prop-types.js', 'devextreme': 'npm:devextreme@19.2', 'devextreme-react': 'npm:devextreme-react@19.2', 'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js', 'quill': 'npm:quill@1.3.7/dist/quill.js', 'devexpress-diagram': 'npm:devexpress-diagram', 'devexpress-gantt': 'npm:devexpress-gantt', 'showdown': 'npm:showdown@1.8.6/dist/showdown.js', 'turndown': 'npm:turndown@5.0.1/lib/turndown.browser.umd.js', // SystemJS plugins 'plugin-babel': 'npm:systemjs-plugin-babel@0/plugin-babel.js', 'systemjs-babel-build': 'npm:systemjs-plugin-babel@0/systemjs-babel-browser.js' }, packages: { 'devextreme': { defaultExtension: 'js' }, 'devextreme-react': { main: 'index.js' } }, babelOptions: { sourceMaps: false, stage0: true, react: true } });