Button Group
Documentation
ButtonGroup is a widget 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 widget to enable single and multiple selection.
Feel free to share demo-related thoughts here.
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If you have technical questions, please create a support ticket in the DevExpress Support Center.
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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(document.location.host)) {
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:
// https://js.devexpress.com/Documentation/Guide/Angular_Components/Getting_Started/Create_a_DevExtreme_Application/
System.config({
transpiler: 'ts',
typescriptOptions: {
module: "system",
emitDecoratorMetadata: true,
experimentalDecorators: true
},
meta: {
'typescript': {
"exports": "ts"
},
},
paths: {
'npm:': 'https://unpkg.com/'
},
map: {
'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js',
'typescript': 'npm:typescript@3.4.5/lib/typescript.js',
'@angular': 'npm:@angular',
'tslib': 'npm:tslib/tslib.js',
'rxjs': 'npm:rxjs',
'devextreme': 'npm:devextreme@20.1',
'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js',
'quill': 'npm:quill@1.3.7/dist/quill.js',
'devexpress-diagram': 'npm:devexpress-diagram@1.0.17',
'devexpress-gantt': 'npm:devexpress-gantt@1.0.10',
'devextreme-angular': 'npm:devextreme-angular@20.1'
},
packages: {
'app': {
main: './app.component.ts',
defaultExtension: 'ts'
},
'devextreme': {
defaultExtension: 'js'
},
'devextreme/events/utils': {
main: 'index'
},
'devextreme/events': {
main: 'index'
},
},
packageConfigPaths: [
"npm:*/package.json",
"npm:@angular/*/package.json",
"npm:@angular/common/*/package.json",
"npm:rxjs/operators/package.json",
"npm:devextreme-angular@20.1/*/package.json",
"npm:devextreme-angular@20.1/ui/*/package.json",
]
});
<!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/20.1.8/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.1.8/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@0.10.2/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>