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Accordion

Accordion

Documentation

The Accordion component contains several panels displayed one under another. These panels can be collapsed or expanded by a user, which makes this component very useful for presenting information in a limited amount of space.

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<div id="accordion"> <dx-accordion #accordion [dataSource]="companies" [collapsible]="false" [multiple]="false" [animationDuration]="300" [selectedItems]="[companies[0]]" > <div *dxTemplate="let company of 'title'"> <h1>{{ company.CompanyName }}</h1> </div> <div *dxTemplate="let company of 'item'"> <div> <p> <b>{{ company.City }}</b> (<span>{{ company.State }}</span >) </p> <p> <span>{{ company.Zipcode }}</span> <span>{{ company.Address }}</span> </p> </div> <div> <p> Phone: <b>{{ company.Phone }}</b> </p> <p> Fax: <b>{{ company.Fax }}</b> </p> <p> Website: <a href="{{ company.Website }}" target="_blank"> {{ company.Website }} </a> </p> </div> </div> </dx-accordion> <div class="selected-data"> <span class="caption">Selected Items</span> <dx-tag-box [dataSource]="companies" displayExpr="CompanyName" [(value)]="accordion.selectedItems" [disabled]="!accordion.multiple" ></dx-tag-box> </div> <div class="options"> <div class="caption">Options</div> <div class="option"> <dx-check-box text="Multiple enabled" [(value)]="accordion.multiple" ></dx-check-box> </div> <div class="option"> <dx-check-box text="Collapsible enabled" [(value)]="accordion.collapsible" ></dx-check-box> </div> <div class="option"> <span>Animation duration</span> <dx-slider [min]="0" [max]="1000" [(value)]="accordion.animationDuration"> <dxo-tooltip [enabled]="true" position="bottom"></dxo-tooltip> <dxo-label [visible]="true"></dxo-label> </dx-slider> </div> </div> </div>
import { NgModule, Component, enableProdMode } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { DxAccordionModule, DxCheckBoxModule, DxSliderModule, DxTagBoxModule, DxTemplateModule, } from 'devextreme-angular'; import { Company, Service } from './app.service'; if (!/localhost/.test(document.location.host)) { enableProdMode(); } @Component({ selector: 'demo-app', templateUrl: 'app/app.component.html', styleUrls: ['app/app.component.css'], providers: [Service], preserveWhitespaces: true, }) export class AppComponent { companies: Company[]; constructor(service: Service) { this.companies = service.getCompanies(); } } @NgModule({ imports: [ BrowserModule, DxAccordionModule, DxCheckBoxModule, DxSliderModule, DxTagBoxModule, DxTemplateModule, ], declarations: [AppComponent], bootstrap: [AppComponent], }) export class AppModule { } platformBrowserDynamic().bootstrapModule(AppModule);
::ng-deep #accordion h1 { font-size: 20px; } ::ng-deep #accordion h1, ::ng-deep #accordion p { margin: 0; } ::ng-deep .dx-theme-material #accordion .dx-accordion-item-title { display: flex; } ::ng-deep .dx-theme-material #accordion h1 { align-self: center; } ::ng-deep .options, ::ng-deep .selected-data { padding: 20px; background-color: rgba(191, 191, 191, 0.15); margin-top: 20px; } ::ng-deep .selected-data { position: relative; height: 36px; } ::ng-deep .selected-data > .caption { position: relative; top: 5px; margin-right: 10px; font-weight: bold; font-size: 115%; } ::ng-deep .selected-data > .dx-widget { position: absolute; left: 140px; right: 20px; top: 20px; } ::ng-deep .options > .caption { font-weight: 500; font-size: 18px; } ::ng-deep .option { margin-top: 10px; }
import { Injectable } from '@angular/core'; export class Company { ID: number; CompanyName: string; Address: string; City: string; State: string; Zipcode: number; Phone: string; Fax: string; Website: string; } const companies: Company[] = [{ ID: 1, CompanyName: 'Super Mart of the West', Address: '702 SW 8th Street', City: 'Bentonville', State: 'Arkansas', Zipcode: 72716, Phone: '(800) 555-2797', Fax: '(800) 555-2171', Website: 'http://www.nowebsitesupermart.com', }, { ID: 2, CompanyName: 'Electronics Depot', Address: '2455 Paces Ferry Road NW', City: 'Atlanta', State: 'Georgia', Zipcode: 30339, Phone: '(800) 595-3232', Fax: '(800) 595-3231', Website: 'http://www.nowebsitedepot.com', }, { ID: 3, CompanyName: 'K&S Music', Address: '1000 Nicllet Mall', City: 'Minneapolis', State: 'Minnesota', Zipcode: 55403, Phone: '(612) 304-6073', Fax: '(612) 304-6074', Website: 'http://www.nowebsitemusic.com', }, { ID: 4, CompanyName: "Tom's Club", Address: '999 Lake Drive', City: 'Issaquah', State: 'Washington', Zipcode: 98027, Phone: '(800) 955-2292', Fax: '(800) 955-2293', Website: 'http://www.nowebsitetomsclub.com', }]; @Injectable() export class Service { getCompanies(): Company[] { return companies; } }
// 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/ window.config = { transpiler: 'ts', typescriptOptions: { module: 'system', emitDecoratorMetadata: true, experimentalDecorators: true, }, meta: { 'typescript': { 'exports': 'ts', }, 'devextreme/localization.js': { 'esModule': true, }, }, paths: { 'npm:': 'https://unpkg.com/', }, map: { 'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js', 'typescript': 'npm:typescript@3.5.3/lib/typescript.js', '@angular/core': 'npm:@angular/core@12.2.13', '@angular/platform-browser': 'npm:@angular/platform-browser@12.2.13', '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic@12.2.13', '@angular/forms': 'npm:@angular/forms@12.2.13', '@angular/common/http': 'npm:@angular/common@12.2.13/bundles/common-http.umd.js', '@angular/common': 'npm:@angular/common@12.2.13', '@angular/compiler': 'npm:@angular/compiler@12.2.13', 'tslib': 'npm:tslib@2.3.1/tslib.js', 'rxjs': 'npm:rxjs@6.4.0', 'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js', 'luxon': 'npm:luxon@1.28.0/build/global/luxon.min.js', 'es6-object-assign': 'npm:es6-object-assign@1.1.0', 'devextreme': 'npm:devextreme@21.2.3/cjs', 'devextreme/bundles/dx.all': 'npm:devextreme@21.2.3/bundles/dx.all.js', 'jszip': 'npm:jszip@3.7.1/dist/jszip.min.js', 'devextreme-quill': 'npm:devextreme-quill@1.5.5/dist/dx-quill.min.js', 'devexpress-diagram': 'npm:devexpress-diagram@2.1.37', 'devexpress-gantt': 'npm:devexpress-gantt@3.1.24', 'devextreme-angular': 'npm:devextreme-angular@21.2.3', '@devextreme/vdom': 'npm:@devextreme/vdom@2.2.3', '@devextreme/runtime': 'npm:@devextreme/runtime@2.3.8', 'inferno': 'npm:inferno@7.4.10/dist/inferno.min.js', 'inferno-compat': 'npm:inferno-compat@7.4.10/dist/inferno-compat.min.js', 'inferno-create-element': 'npm:inferno-create-element@7.4.10/dist/inferno-create-element.min.js', 'inferno-dom': 'npm:inferno-dom@1.0.7/dist/inferno-dom.min.js', 'inferno-hydrate': 'npm:inferno-hydrate@7.4.10/dist/inferno-hydrate.min.js', 'inferno-clone-vnode': 'npm:inferno-clone-vnode@7.4.10/dist/inferno-clone-vnode.min.js', 'inferno-create-class': 'npm:inferno-create-class@7.4.10/dist/inferno-create-class.min.js', 'inferno-extras': 'npm:inferno-extras@7.4.10/dist/inferno-extras.min.js', }, packages: { 'app': { main: './app.component.ts', defaultExtension: 'ts', }, 'devextreme': { defaultExtension: 'js', }, '@devextreme/vdom': { defaultExtension: 'js', }, 'devextreme/events/utils': { main: 'index', }, 'devextreme/events': { main: 'index', }, 'es6-object-assign': { main: './index.js', defaultExtension: 'js', }, }, packageConfigPaths: [ 'npm:@devextreme/*/package.json', 'npm:@devextreme/runtime@2.3.8/inferno/package.json', 'npm:@angular/*/package.json', 'npm:@angular/common/*/package.json', 'npm:rxjs@6.4.0/package.json', 'npm:rxjs@6.4.0/operators/package.json', 'npm:devextreme-angular/*/package.json', 'npm:devextreme-angular@21.2.3/ui/*/package.json', 'npm:devextreme-angular@21.2.3/package.json', 'npm:devexpress-diagram@2.1.37/package.json', 'npm:devexpress-gantt@3.1.24/package.json', ], }; System.config(window.config);
<!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/21.2.3/css/dx.common.css" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/21.2.3/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@0.11.4/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>