Angular Localization - Using Intl

import { NgModule, Component, enableProdMode } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { DxSelectBoxModule, DxDataGridModule } from 'devextreme-angular'; import { locale, loadMessages, formatMessage } from 'devextreme/localization'; import deMessages from 'npm:devextreme/localization/messages/de.json!json'; import ruMessages from 'npm:devextreme/localization/messages/ru.json!json'; import { Locale, Payment, 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 { locale: string; locales: Locale[]; payments: Payment[]; formatMessage = formatMessage; constructor(private service: Service) { this.locale = this.getLocale(); this.payments = service.getPayments(); this.locales = service.getLocales(); this.initMessages(); locale(this.locale); } initMessages() { loadMessages(deMessages); loadMessages(ruMessages); loadMessages(this.service.getDictionary()); } changeLocale(data) { this.setLocale(data.value); parent.document.location.reload(); } getLocale() { const locale = sessionStorage.getItem('locale'); return locale != null ? locale : 'en'; } setLocale(locale) { sessionStorage.setItem('locale', locale); } } @NgModule({ imports: [ BrowserModule, DxSelectBoxModule, DxDataGridModule, ], declarations: [AppComponent], bootstrap: [AppComponent], }) export class AppModule { } platformBrowserDynamic().bootstrapModule(AppModule);

.options { padding: 20px; background-color: rgba(191, 191, 191, 0.15); margin-top: 20px; } .option { margin-top: 10px; } .caption { font-size: 18px; font-weight: 500; } ::ng-deep .option > label { margin-right: 10px; } ::ng-deep .option > .dx-selectbox { display: inline-block; vertical-align: middle; }

import { Injectable } from '@angular/core'; export class Locale { Name: string; Value: string; } const locales: Locale[] = [{ Name: 'English', Value: 'en', }, { Name: 'Deutsch', Value: 'de', }, { Name: 'Русский', Value: 'ru', }]; export class Payment { PaymentId: number; ContactName: string; CompanyName: string; Amount: number; PaymentDate: string; } const payments: Payment[] = [{ PaymentId: 1, ContactName: 'Nancy Davolio', CompanyName: 'Premier Buy', Amount: 1740, PaymentDate: '2013/01/06', }, { PaymentId: 2, ContactName: 'Andrew Fuller', CompanyName: 'ElectrixMax', Amount: 850, PaymentDate: '2013/01/13', }, { PaymentId: 3, ContactName: 'Janet Leverling', CompanyName: 'Video Emporium', Amount: 2235, PaymentDate: '2013/01/07', }, { PaymentId: 4, ContactName: 'Margaret Peacock', CompanyName: 'Screen Shop', Amount: 1965, PaymentDate: '2013/01/03', }, { PaymentId: 5, ContactName: 'Steven Buchanan', CompanyName: 'Braeburn', Amount: 880, PaymentDate: '2013/01/10', }, { PaymentId: 6, ContactName: 'Michael Suyama', CompanyName: 'PriceCo', Amount: 5260, PaymentDate: '2013/01/17', }, { PaymentId: 7, ContactName: 'Robert King', CompanyName: 'Ultimate Gadget', Amount: 2790, PaymentDate: '2013/01/21', }, { PaymentId: 8, ContactName: 'Laura Callahan', CompanyName: 'EZ Stop', Amount: 3140, PaymentDate: '2013/01/01', }, { PaymentId: 9, ContactName: 'Anne Dodsworth', CompanyName: 'Clicker', Amount: 6175, PaymentDate: '2013/01/24', }, { PaymentId: 10, ContactName: 'Clark Morgan', CompanyName: 'Store of America', Amount: 4575, PaymentDate: '2013/01/11', }]; export class PaymentView { Number: string; Contact: string; Company: string; Amount: string; PaymentDate: string; } export class Dictionary { [key: string]: PaymentView; } const dictionary: Dictionary = { en: { Number: 'Number', Contact: 'Contact', Company: 'Company', Amount: 'Amount', PaymentDate: 'Payment Date', }, de: { Number: 'Nummer', Contact: 'Ansprechpartner', Company: 'Firma', Amount: 'Betrag', PaymentDate: 'Zahlungsdatum', }, ru: { Number: 'Номер', Contact: 'Имя', Company: 'Организация', Amount: 'Сумма', PaymentDate: 'Дата оплаты', }, }; @Injectable() export class Service { getPayments() { return payments; } getLocales() { return locales; } getDictionary() { return dictionary; } }

// 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/ const componentNames = [ 'accordion', 'action-sheet', 'autocomplete', 'bar-gauge', 'box', 'bullet', 'button-group', 'button', 'calendar', 'chart', 'check-box', 'circular-gauge', 'color-box', 'context-menu', 'data-grid', 'date-box', 'date-range-box', 'defer-rendering', 'diagram', 'draggable', 'drawer', 'drop-down-box', 'drop-down-button', 'file-manager', 'file-uploader', 'filter-builder', 'form', 'funnel', 'gallery', 'gantt', 'html-editor', 'linear-gauge', 'list', 'load-indicator', 'load-panel', 'lookup', 'map', 'menu', 'multi-view', 'nested', 'number-box', 'pie-chart', 'pivot-grid-field-chooser', 'pivot-grid', 'polar-chart', 'popover', 'popup', 'progress-bar', 'radio-group', 'range-selector', 'range-slider', 'recurrence-editor', 'resizable', 'responsive-box', 'sankey', 'scheduler', 'scroll-view', 'select-box', 'slider', 'sortable', 'sparkline', 'speed-dial-action', 'splitter', 'switch', 'tab-panel', 'tabs', 'tag-box', 'text-area', 'text-box', 'tile-view', 'toast', 'toolbar', 'tooltip', 'tree-list', 'tree-map', 'tree-view', 'validation-group', 'validation-summary', 'validator', 'vector-map', ]; window.exports = window.exports || {}; window.config = { transpiler: 'ts', typescriptOptions: { module: 'system', emitDecoratorMetadata: true, experimentalDecorators: true, }, meta: { 'typescript': { 'exports': 'ts', }, 'devextreme/time_zone_utils.js': { 'esModule': true, }, 'devextreme/localization.js': { 'esModule': true, }, 'devextreme/viz/palette.js': { 'esModule': true, }, '@angular/platform-browser-dynamic': { 'esModule': true, }, '@angular/platform-browser': { 'esModule': true, }, '@angular/core': { 'esModule': true, }, '@angular/common': { 'esModule': true, }, '@angular/common/http': { 'esModule': true, }, '@angular/compiler': { 'esModule': true, }, '@angular/animations': { 'esModule': true, }, '@angular/forms': { 'esModule': true, }, }, paths: { 'npm:': 'https://unpkg.com/', 'bundles:': '../../../../bundles/', }, map: { 'ts': 'npm:plugin-typescript@4.2.4/lib/plugin.js', 'typescript': 'npm:typescript@4.2.4/lib/typescript.js', /* @angular */ '@angular/compiler': 'bundles:@angular/compiler.umd.js', '@angular/platform-browser-dynamic': 'bundles:@angular/platform-browser-dynamic.umd.js', '@angular/core': 'bundles:@angular/core.umd.js', '@angular/core/primitives/signals': 'bundles:@angular/core.primitives.signals.umd.js', '@angular/common': 'bundles:@angular/common.umd.js', '@angular/common/http': 'bundles:@angular/common-http.umd.js', '@angular/platform-browser': 'bundles:@angular/platform-browser.umd.js', '@angular/platform-browser/animations': 'bundles:@angular/platform-browser.umd.js', '@angular/forms': 'bundles:@angular/forms.umd.js', /* devextreme */ 'devextreme': 'npm:devextreme@24.1.6/cjs', '@devextreme/runtime': 'npm:@devextreme/runtime@3.0.13', 'devextreme/bundles/dx.all': 'npm:devextreme@24.1.6/bundles/dx.all.js', 'devextreme-quill': 'npm:devextreme-quill@1.7.1/dist/dx-quill.min.js', 'devexpress-diagram': 'npm:devexpress-diagram@2.2.11', 'devexpress-gantt': 'npm:devexpress-gantt@4.1.56', /* devextreme-angular umd maps */ 'devextreme-angular': 'bundles:devextreme-angular/devextreme-angular.umd.js', 'devextreme-angular/core': 'bundles:devextreme-angular/devextreme-angular-core.umd.js', 'devextreme-angular/http': 'bundles:devextreme-angular/devextreme-angular-http.umd.js', ...componentNames.reduce((acc, name) => { acc[`devextreme-angular/ui/${name}`] = `bundles:devextreme-angular/devextreme-angular-ui-${name}.umd.js`; return acc; }, {}), 'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js', 'tslib': 'npm:tslib@2.6.1/tslib.js', 'rxjs': 'npm:rxjs@7.5.3/dist/bundles/rxjs.umd.js', 'rxjs/operators': 'npm:rxjs@7.5.3/dist/cjs/operators/index.js', 'json': 'npm:systemjs-plugin-json@0.3.0/json.js', 'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js', 'luxon': 'npm:luxon@1.28.1/build/global/luxon.min.js', 'es6-object-assign': 'npm:es6-object-assign@1.1.0', 'inferno': 'npm:inferno@7.4.11/dist/inferno.min.js', 'inferno-compat': 'npm:inferno-compat/dist/inferno-compat.min.js', 'inferno-create-element': 'npm:inferno-create-element@7.4.11/dist/inferno-create-element.min.js', 'inferno-dom': 'npm:inferno-dom/dist/inferno-dom.min.js', 'inferno-hydrate': 'npm:inferno-hydrate@7.4.11/dist/inferno-hydrate.min.js', 'inferno-clone-vnode': 'npm:inferno-clone-vnode/dist/inferno-clone-vnode.min.js', 'inferno-create-class': 'npm:inferno-create-class/dist/inferno-create-class.min.js', 'inferno-extras': 'npm:inferno-extras/dist/inferno-extras.min.js', // Prettier 'prettier/standalone': 'npm:prettier@2.8.8/standalone.js', 'prettier/parser-html': 'npm:prettier@2.8.8/parser-html.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', }, 'rxjs': { defaultExtension: 'js', }, 'rxjs/operators': { defaultExtension: 'js', }, }, packageConfigPaths: [ 'npm:@devextreme/*/package.json', 'npm:@devextreme/runtime@3.0.13/inferno/package.json', 'npm:rxjs@7.5.3/package.json', 'npm:rxjs@7.5.3/operators/package.json', 'npm:devexpress-diagram@2.2.11/package.json', 'npm:devexpress-gantt@4.1.56/package.json', ], }; System.config(window.config); // System.import('@angular/compiler').catch(console.error.bind(console));

<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml" lang="en"> <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=5.0" /> <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/24.1.6/css/dx.light.css" /> <script src="https://unpkg.com/core-js@2.6.12/client/shim.min.js"></script> <script src="https://unpkg.com/zone.js@0.13.3/bundles/zone.umd.min.js"></script> <script src="https://unpkg.com/reflect-metadata@0.1.13/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>

declare module 'npm:devextreme/localization/messages/de.json!json'{ const json: object; export = json; } declare module 'npm:devextreme/localization/messages/ru.json!json'{ const json: object; export = json; }