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}>
<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/19.1.4/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.1.4/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@19.1',
'devextreme-react': 'npm:devextreme-react@19.1',
'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js',
'quill': 'npm:quill@1.3.6/dist/quill.js',
'devexpress-diagram': 'npm:devexpress-diagram',
'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
}
});