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Button Group

Button Group


ButtonGroup is a UI component that displays a set of toggleable buttons and allows a user to select one or several of them. This demo illustrates how to configure the ButtonGroup to enable single and multiple selection.

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<div class="buttongroups-container"> <dx-button-group [items]="alignments" keyExpr="alignment" stylingMode="outlined" [selectedItemKeys]="['left']" (onItemClick)="itemClick($event)"> </dx-button-group> <dx-button-group [items]="fontStyles" keyExpr="style" stylingMode="outlined" selectionMode="multiple" (onItemClick)="itemClick($event)"> </dx-button-group> </div> <div class="buttongroups-container"> <dx-button-group [items]="alignments" keyExpr="alignment" stylingMode="text" [selectedItemKeys]="['left']" (onItemClick)="itemClick($event)"> </dx-button-group> <dx-button-group class="multiple-selection-styling-mode" [items]="fontStyles" keyExpr="style" stylingMode="text" selectionMode="multiple" (onItemClick)="itemClick($event)"> </dx-button-group> </div>
import { Component, NgModule, enableProdMode } from '@angular/core'; import {BrowserModule} from '@angular/platform-browser'; import {platformBrowserDynamic} from '@angular/platform-browser-dynamic'; import {DxButtonGroupModule} from 'devextreme-angular'; import notify from 'devextreme/ui/notify'; import { Alignment, FontStyle, Service } from './app.service'; if(!/localhost/.test( { enableProdMode(); } @Component({ selector: 'demo-app', providers: [ Service ], templateUrl: 'app/app.component.html', styleUrls: ['app/app.component.css'], preserveWhitespaces: true }) export class AppComponent { alignments: Alignment[]; fontStyles: FontStyle[]; constructor(service: Service) { this.alignments = service.getAlignments(); this.fontStyles = service.getFontStyles(); } itemClick(e) { notify({ message: 'The "' + e.itemData.hint + '" button was clicked', width: 320 }, "success", 1000) } } @NgModule({ imports: [ BrowserModule, DxButtonGroupModule ], declarations: [AppComponent], bootstrap: [AppComponent] }) export class AppModule { } platformBrowserDynamic().bootstrapModule(AppModule);
.buttongroups-container { display: flex; justify-content: center; font-size: 16px; } .dx-buttongroup { padding: 0 12px; } .buttongroups-container:first-child { margin-top: 120px; margin-bottom: 40px; } .multiple-selection-styling-mode { border-left-width: 1px; border-left-style: solid; border-color: #dddddd; }
import { Injectable } from '@angular/core'; export class Alignment { icon: string; alignment: string; hint: string; } export class FontStyle { icon: string; style: string; hint: string; } let alignments: Alignment[] = [ { icon: "alignleft", alignment: "left", hint: "Align left" }, { icon: "aligncenter", alignment: "center", hint: "Center" }, { icon: "alignright", alignment: "right", hint: "Align right" }, { icon: "alignjustify", alignment: "justify", hint: "Justify" } ]; let fontStyle: FontStyle[] = [ { icon: "bold", style: "bold", hint: "Bold" }, { icon: "italic", style: "italic", hint: "Italic" }, { icon: "underline", style: "underline", hint: "Underlined" }, { icon: "strike", style: "strike", hint: "Strikethrough" } ]; @Injectable() export class Service { getAlignments() : Alignment[] { return alignments; } getFontStyles() : FontStyle[] { return fontStyle; } }
// 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: // System.config({ transpiler: 'ts', typescriptOptions: { module: "system", emitDecoratorMetadata: true, experimentalDecorators: true }, meta: { 'typescript': { "exports": "ts" }, 'devextreme/localization.js': { "esModule": true } }, paths: { 'npm:': '' }, map: { 'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js', 'typescript': 'npm:typescript@3.5.3/lib/typescript.js', '@angular': 'npm:@angular', 'tslib': 'npm:tslib@2.1.0/tslib.js', 'rxjs': 'npm:rxjs@6.4.0', 'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js', 'luxon': 'npm:luxon@1.25.0/build/global/luxon.min.js', 'es6-object-assign': 'npm:es6-object-assign@1.1.0', 'devextreme': 'npm:devextreme@20.2.5', 'jszip': 'npm:jszip@3.5.0/dist/jszip.min.js', 'devextreme-quill': 'npm:devextreme-quill@0.9.8/dist/dx-quill.min.js', 'devexpress-diagram': 'npm:devexpress-diagram@2.0.11', 'devexpress-gantt': 'npm:devexpress-gantt@2.0.18', 'devextreme-angular': 'npm:devextreme-angular@20.2.5', 'preact': 'npm:preact@10.5.11/dist/preact.js', 'preact/hooks': 'npm:preact@10.5.11/hooks/dist/hooks.js' }, packages: { 'app': { main: './app.component.ts', defaultExtension: 'ts' }, 'devextreme': { defaultExtension: 'js' }, 'devextreme/events/utils': { main: 'index' }, 'devextreme/events': { main: 'index' }, 'es6-object-assign': { main: './index.js', defaultExtension: 'js' } }, packageConfigPaths: [ "npm:@angular/*/package.json", "npm:@angular/common/*/package.json", "npm:rxjs/package.json", "npm:rxjs/operators/package.json", "npm:devextreme-angular/*/package.json", "npm:devextreme-angular/ui/*/package.json", "npm:devextreme-angular/package.json", "npm:devexpress-diagram/package.json", "npm:devexpress-gantt/package.json", ] });
<!DOCTYPE html> <html xmlns=""> <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="" /> <link rel="stylesheet" type="text/css" href="" /> <script src=""></script> <script src=""></script> <script src=""></script> <script src=""></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>