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Angular Data Grid - Recalculate While Editing

In this demo, the DataGrid recalculates summaries when you edit data. To enable this feature, the recalculateWhileEditing property is set to true. You can add, delete, or update rows to change the summaries.

Backend API
<dx-data-grid id="gridContainer" [dataSource]="orders" keyExpr="ID" [repaintChangesOnly]="true" [showBorders]="true" > <dxo-editing mode="batch" [allowAdding]="true" [allowUpdating]="true" [allowDeleting]="true" > </dxo-editing> <dxi-column dataField="OrderNumber" [width]="130" caption="Invoice Number" ></dxi-column> <dxi-column dataField="OrderDate" dataType="date"></dxi-column> <dxi-column dataField="Employee"></dxi-column> <dxi-column dataField="CustomerStoreCity" caption="City"></dxi-column> <dxi-column dataField="CustomerStoreState" caption="State"></dxi-column> <dxi-column dataField="SaleAmount" [width]="160" alignment="right" format="currency" [editorOptions]="editorOptions" ></dxi-column> <dxo-summary [recalculateWhileEditing]="true"> <dxi-total-item column="OrderNumber" summaryType="count"> </dxi-total-item> <dxi-total-item column="SaleAmount" summaryType="sum" valueFormat="currency" > </dxi-total-item> </dxo-summary> </dx-data-grid>
import { NgModule, Component, enableProdMode } from '@angular/core'; import { BrowserModule } from '@angular/platform-browser'; import { platformBrowserDynamic } from '@angular/platform-browser-dynamic'; import { DxDataGridModule, DxDataGridTypes } from 'devextreme-angular/ui/data-grid'; import { Order, 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], }) export class AppComponent { orders: Order[]; editorOptions: DxDataGridTypes.Column['editorOptions']; constructor(private service: Service) { this.orders = service.getOrders(); this.editorOptions = { format: 'currency', }; } } @NgModule({ imports: [ BrowserModule, DxDataGridModule, ], declarations: [AppComponent], bootstrap: [AppComponent], }) export class AppModule { } platformBrowserDynamic().bootstrapModule(AppModule);
::ng-deep #gridContainer { height: 440px; }
import { Injectable } from '@angular/core'; export class Order { ID: number; OrderNumber: number; OrderDate: string; SaleAmount: number; Terms: string; TotalAmount: number; CustomerStoreState: string; CustomerStoreCity: string; Employee: string; } const orders: Order[] = [{ ID: 1, OrderNumber: 35703, OrderDate: '2014-04-10', SaleAmount: 11800, Terms: '15 Days', TotalAmount: 12175, CustomerStoreState: 'California', CustomerStoreCity: 'Los Angeles', Employee: 'Harv Mudd', }, { ID: 4, OrderNumber: 35711, OrderDate: '2014-01-12', SaleAmount: 16050, Terms: '15 Days', TotalAmount: 16550, CustomerStoreState: 'California', CustomerStoreCity: 'San Jose', Employee: 'Jim Packard', }, { ID: 5, OrderNumber: 35714, OrderDate: '2014-01-22', SaleAmount: 14750, Terms: '15 Days', TotalAmount: 15250, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 7, OrderNumber: 35983, OrderDate: '2014-02-07', SaleAmount: 3725, Terms: '15 Days', TotalAmount: 3850, CustomerStoreState: 'Colorado', CustomerStoreCity: 'Denver', Employee: 'Todd Hoffman', }, { ID: 9, OrderNumber: 36987, OrderDate: '2014-03-11', SaleAmount: 14200, Terms: '15 Days', TotalAmount: 14800, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 11, OrderNumber: 38466, OrderDate: '2014-03-01', SaleAmount: 7800, Terms: '15 Days', TotalAmount: 8200, CustomerStoreState: 'California', CustomerStoreCity: 'Los Angeles', Employee: 'Harv Mudd', }, { ID: 15, OrderNumber: 39874, OrderDate: '2014-02-04', SaleAmount: 9050, Terms: '30 Days', TotalAmount: 19100, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 18, OrderNumber: 42847, OrderDate: '2014-02-15', SaleAmount: 20400, Terms: '30 Days', TotalAmount: 20800, CustomerStoreState: 'Wyoming', CustomerStoreCity: 'Casper', Employee: 'Todd Hoffman', }, { ID: 19, OrderNumber: 43982, OrderDate: '2014-05-29', SaleAmount: 6050, Terms: '30 Days', TotalAmount: 6250, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 29, OrderNumber: 56272, OrderDate: '2014-02-06', SaleAmount: 15850, Terms: '30 Days', TotalAmount: 16350, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 30, OrderNumber: 57429, OrderDate: '2013-12-31', SaleAmount: 11050, Terms: '30 Days', TotalAmount: 11400, CustomerStoreState: 'Arizona', CustomerStoreCity: 'Phoenix', Employee: 'Clark Morgan', }, { ID: 32, OrderNumber: 58292, OrderDate: '2014-05-13', SaleAmount: 13500, Terms: '15 Days', TotalAmount: 13800, CustomerStoreState: 'California', CustomerStoreCity: 'Los Angeles', Employee: 'Harv Mudd', }, { ID: 36, OrderNumber: 62427, OrderDate: '2014-01-27', SaleAmount: 23500, Terms: '15 Days', TotalAmount: 24000, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 39, OrderNumber: 65977, OrderDate: '2014-02-05', SaleAmount: 2550, Terms: '15 Days', TotalAmount: 2625, CustomerStoreState: 'Wyoming', CustomerStoreCity: 'Casper', Employee: 'Todd Hoffman', }, { ID: 40, OrderNumber: 66947, OrderDate: '2014-03-23', SaleAmount: 3500, Terms: '15 Days', TotalAmount: 3600, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 42, OrderNumber: 68428, OrderDate: '2014-04-10', SaleAmount: 10500, Terms: '15 Days', TotalAmount: 10900, CustomerStoreState: 'California', CustomerStoreCity: 'Los Angeles', Employee: 'Harv Mudd', }, { ID: 43, OrderNumber: 69477, OrderDate: '2014-03-09', SaleAmount: 14200, Terms: '15 Days', TotalAmount: 14500, CustomerStoreState: 'California', CustomerStoreCity: 'Anaheim', Employee: 'Harv Mudd', }, { ID: 46, OrderNumber: 72947, OrderDate: '2014-01-14', SaleAmount: 13350, Terms: '30 Days', TotalAmount: 13650, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 47, OrderNumber: 73088, OrderDate: '2014-03-25', SaleAmount: 8600, Terms: '30 Days', TotalAmount: 8850, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Reno', Employee: 'Clark Morgan', }, { ID: 50, OrderNumber: 76927, OrderDate: '2014-04-27', SaleAmount: 9800, Terms: '30 Days', TotalAmount: 10050, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 51, OrderNumber: 77297, OrderDate: '2014-04-30', SaleAmount: 10850, Terms: '30 Days', TotalAmount: 11100, CustomerStoreState: 'Arizona', CustomerStoreCity: 'Phoenix', Employee: 'Clark Morgan', }, { ID: 56, OrderNumber: 84744, OrderDate: '2014-02-10', SaleAmount: 4650, Terms: '30 Days', TotalAmount: 4750, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 57, OrderNumber: 85028, OrderDate: '2014-05-17', SaleAmount: 2575, Terms: '30 Days', TotalAmount: 2625, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Reno', Employee: 'Clark Morgan', }, { ID: 59, OrderNumber: 87297, OrderDate: '2014-04-21', SaleAmount: 14200, Terms: '30 Days', TotalAmount: 0, CustomerStoreState: 'Wyoming', CustomerStoreCity: 'Casper', Employee: 'Todd Hoffman', }, { ID: 60, OrderNumber: 88027, OrderDate: '2014-02-14', SaleAmount: 13650, Terms: '30 Days', TotalAmount: 14050, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 65, OrderNumber: 94726, OrderDate: '2014-05-22', SaleAmount: 20500, Terms: '15 Days', TotalAmount: 20800, CustomerStoreState: 'California', CustomerStoreCity: 'San Jose', Employee: 'Jim Packard', }, { ID: 66, OrderNumber: 95266, OrderDate: '2014-03-10', SaleAmount: 9050, Terms: '15 Days', TotalAmount: 9250, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 69, OrderNumber: 98477, OrderDate: '2014-01-01', SaleAmount: 23500, Terms: '15 Days', TotalAmount: 23800, CustomerStoreState: 'Wyoming', CustomerStoreCity: 'Casper', Employee: 'Todd Hoffman', }, { ID: 70, OrderNumber: 99247, OrderDate: '2014-02-08', SaleAmount: 2100, Terms: '15 Days', TotalAmount: 2150, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 78, OrderNumber: 174884, OrderDate: '2014-04-10', SaleAmount: 7200, Terms: '30 Days', TotalAmount: 7350, CustomerStoreState: 'Colorado', CustomerStoreCity: 'Denver', Employee: 'Todd Hoffman', }, { ID: 81, OrderNumber: 188877, OrderDate: '2014-02-11', SaleAmount: 8750, Terms: '30 Days', TotalAmount: 8900, CustomerStoreState: 'Arizona', CustomerStoreCity: 'Phoenix', Employee: 'Clark Morgan', }, { ID: 82, OrderNumber: 191883, OrderDate: '2014-02-05', SaleAmount: 9900, Terms: '30 Days', TotalAmount: 10150, CustomerStoreState: 'California', CustomerStoreCity: 'Los Angeles', Employee: 'Harv Mudd', }, { ID: 83, OrderNumber: 192474, OrderDate: '2014-01-21', SaleAmount: 12800, Terms: '30 Days', TotalAmount: 13100, CustomerStoreState: 'California', CustomerStoreCity: 'Anaheim', Employee: 'Harv Mudd', }, { ID: 84, OrderNumber: 193847, OrderDate: '2014-03-21', SaleAmount: 14100, Terms: '30 Days', TotalAmount: 14350, CustomerStoreState: 'California', CustomerStoreCity: 'San Diego', Employee: 'Harv Mudd', }, { ID: 85, OrderNumber: 194877, OrderDate: '2014-03-06', SaleAmount: 4750, Terms: '30 Days', TotalAmount: 4950, CustomerStoreState: 'California', CustomerStoreCity: 'San Jose', Employee: 'Jim Packard', }, { ID: 86, OrderNumber: 195746, OrderDate: '2014-05-26', SaleAmount: 9050, Terms: '30 Days', TotalAmount: 9250, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 87, OrderNumber: 197474, OrderDate: '2014-03-02', SaleAmount: 6400, Terms: '30 Days', TotalAmount: 6600, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Reno', Employee: 'Clark Morgan', }, { ID: 88, OrderNumber: 198746, OrderDate: '2014-05-09', SaleAmount: 15700, Terms: '30 Days', TotalAmount: 16050, CustomerStoreState: 'Colorado', CustomerStoreCity: 'Denver', Employee: 'Todd Hoffman', }, { ID: 91, OrderNumber: 214222, OrderDate: '2014-02-08T00:00:00', SaleAmount: 11050, Terms: '30 Days', TotalAmount: 11250, CustomerStoreState: 'Arizona', CustomerStoreCity: 'Phoenix', Employee: 'Clark Morgan', }]; @Injectable() export class Service { getOrders() { return orders; } }
// 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', '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>