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Html Editor

Toolbar Customization

This demo shows how to add a custom control to the toolbar. The Show markup button opens a popup that displays the HtmlEditor’s output markup.

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<dx-html-editor [(value)]="editorValue"> <dxo-toolbar> <dxi-item formatName="undo"></dxi-item> <dxi-item formatName="redo"></dxi-item> <dxi-item formatName="separator"></dxi-item> <dxi-item formatName="header" [formatValues]="[false, 1, 2, 3, 4, 5]"></dxi-item> <dxi-item formatName="separator"></dxi-item> <dxi-item formatName="bold"></dxi-item> <dxi-item formatName="italic"></dxi-item> <dxi-item formatName="strike"></dxi-item> <dxi-item formatName="underline"></dxi-item> <dxi-item formatName="separator"></dxi-item> <dxi-item formatName="alignLeft"></dxi-item> <dxi-item formatName="alignCenter"></dxi-item> <dxi-item formatName="alignRight"></dxi-item> <dxi-item formatName="alignJustify"></dxi-item> <dxi-item formatName="separator"></dxi-item> <dxi-item widget="dxButton" [options]="toolbarButtonOptions"></dxi-item> </dxo-toolbar> <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> <p>Supported features:</p> <ul> <li>Inline formats: <ul> <li><strong>Bold</strong>, <em>italic</em>, <s>underlined</s> text formatting</li> <li>Font, size, color changes (HTML only)</li> </ul> </li> <li>Block formats: <ul> <li>Headers</li> <li>Text alignment</li> <li>Lists (ordered and unordered)</li> <li>Code blocks</li> <li>Quotes</li> </ul> </li> <li>Custom formats</li> <li>HTML and Markdown support</li> <li>Mail-merge placeholders (for example, %username%)</li> <li>Adaptive toolbar for working images, links, and color formats</li> <li>Insert images as a link or base64 (drag-and-drop images to convert them to base64)</li> <li>Copy-paste rich content (unsupported formats are removed)</li> </ul> </dx-html-editor> <dx-popup [showTitle]="true" title="Markup" [(visible)]="popupVisible"> <div>{{editorValue}}</div> </dx-popup>
import { NgModule, ViewChild, Component, enableProdMode } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { DxHtmlEditorComponent, DxHtmlEditorModule, DxPopupComponent, DxPopupModule } from 'devextreme-angular'; if(!/localhost/.test(document.location.host)) { enableProdMode(); } @Component({ selector: 'demo-app', templateUrl: 'app/app.component.html', styleUrls: ['app/app.component.css'] }) export class AppComponent { editorValue: string; popupVisible: boolean; toolbarButtonOptions :any = { text: 'Show markup', stylingMode: 'text', onClick: () => this.popupVisible = true }; } @NgModule({ imports: [ BrowserModule, DxHtmlEditorModule, DxPopupModule ], declarations: [AppComponent], bootstrap: [AppComponent] }) export class AppModule { } platformBrowserDynamic().bootstrapModule(AppModule);
::ng-deep .dx-htmleditor-content img { vertical-align: middle; padding-right: 10px; }
// In real applications, you should not transpile code in the browser. You can see how to create your own application with Angular and DevExtreme here: // https://github.com/DevExpress/devextreme-angular/blob/master/README.md System.config({ transpiler: 'ts', typescriptOptions: { module: "commonjs", emitDecoratorMetadata: true, experimentalDecorators: true }, meta: { 'typescript': { "exports": "ts" } }, paths: { 'npm:': 'https://unpkg.com/' }, map: { 'ts': 'npm:plugin-typescript@7.0.6/lib/plugin.js', 'typescript': 'npm:typescript@2.2.2/lib/typescript.js', '@angular/core': 'npm:@angular/core@7.1.3/bundles/core.umd.js', '@angular/common': 'npm:@angular/common@7.1.3/bundles/common.umd.js', '@angular/compiler': 'npm:@angular/compiler@7.1.3/bundles/compiler.umd.js', '@angular/platform-browser': 'npm:@angular/platform-browser@7.1.3/bundles/platform-browser.umd.js', '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic@7.1.3/bundles/platform-browser-dynamic.umd.js', '@angular/router': 'npm:@angular/router@7.1.3/bundles/router.umd.js', '@angular/forms': 'npm:@angular/forms@7.1.3/bundles/forms.umd.js', '@angular/common/http': 'npm:@angular/common@7.1.3/bundles/common-http.umd.js', 'tslib': 'npm:tslib/tslib.js', 'rxjs': 'npm:rxjs@6.3.3', 'rxjs/operators': 'npm:rxjs@6.3.3/operators', 'devextreme': 'npm:devextreme@18.2', 'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js', 'quill': 'npm:quill@1.3.6/dist/quill.js', 'devextreme-angular': 'npm:devextreme-angular@18.2' }, packages: { 'app': { main: './app.component.ts', defaultExtension: 'ts' }, 'devextreme': { defaultExtension: 'js' }, 'rxjs': { main: 'index.js', defaultExtension: 'js' }, 'rxjs/operators': { main: 'index.js', defaultExtension: 'js' }, 'devextreme-angular': { main: 'index.js', defaultExtension: 'js' } } });
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <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/18.2.7/css/dx.common.css" /> <link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/18.2.7/css/dx.light.css" /> <script src="https://unpkg.com/core-js@2.4.1/client/shim.min.js"></script> <script src="https://unpkg.com/zone.js@0.6.25/dist/zone.js"></script> <script src="https://unpkg.com/reflect-metadata@0.1.3/Reflect.js"></script> <script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script> <script src="config.js"></script> <script> System.import('app').catch(console.error.bind(console)); </script> </head> <body class="dx-viewport"> <div class="demo-container"> <demo-app>Loading...</demo-app> </div> </body> </html>