Angular Data Grid - Toolbar

import { bootstrapApplication } from '@angular/platform-browser'; import { ChangeDetectorRef, Component, ViewChild, enableProdMode, provideZoneChangeDetection, } from '@angular/core'; import { DxDataGridModule, DxDataGridComponent, } from 'devextreme-angular'; import { DxButtonTypes } from 'devextreme-angular/ui/button'; import { query } from 'devextreme-angular/common/data'; import { DxSelectBoxModule, DxSelectBoxTypes } from 'devextreme-angular/ui/select-box'; import { Service, Order } from './app.service'; if (!/localhost/.test(document.location.host)) { enableProdMode(); } @Component({ selector: 'demo-app', templateUrl: './app.component.html', styleUrls: ['./app.component.css'], providers: [Service], imports: [ DxDataGridModule, DxSelectBoxModule, ], }) export class AppComponent { @ViewChild(DxDataGridComponent, { static: false }) dataGrid: DxDataGridComponent; orders: Order[]; totalCount: number; expandAll = true; groupingValues = [{ value: 'CustomerStoreState', text: 'Grouping by State', }, { value: 'Employee', text: 'Grouping by Employee', }]; refreshButtonOptions: DxButtonTypes.Properties = { icon: 'refresh', text: 'Refresh', onClick: () => { this.dataGrid.instance.refresh(); }, }; toggleButtonOptions: DxButtonTypes.Properties = { text: this.expandAll ? 'Collapse All' : 'Expand All', width: 136, onClick: () => { this.toggleExpandAll(); this.toggleButtonOptions = { ...this.toggleButtonOptions, text: this.expandAll ? 'Collapse All' : 'Expand All', }; this.changeDetectorRef.detectChanges(); }, }; constructor(service: Service, private changeDetectorRef: ChangeDetectorRef) { this.orders = service.getOrders(); this.totalCount = this.getGroupCount('CustomerStoreState'); } getGroupCount(groupField: string) { return query(this.orders) .groupBy(groupField) .toArray().length; } toggleGroupColumn(e: DxSelectBoxTypes.ValueChangedEvent) { this.dataGrid.instance.clearGrouping(); this.dataGrid.instance.columnOption(e.value, 'groupIndex', 0); this.totalCount = this.getGroupCount(e.value); } toggleExpandAll() { this.expandAll = !this.expandAll; } } bootstrapApplication(AppComponent, { providers: [ provideZoneChangeDetection({ eventCoalescing: true, runCoalescing: true }), ], });

::ng-deep #gridContainer .informer { display: grid; width: 120px; grid-template-columns: 100%; padding-right: 20px; text-align: center; } ::ng-deep #gridContainer .count { font-size: 18px; font-weight: 500; } ::ng-deep #gridContainer .dx-toolbar-items-container { min-height: 44px; }

import { Injectable } from '@angular/core'; export class Order { ID: number; OrderNumber: number; OrderDate: Date; SaleAmount: number; Terms: string; TotalAmount: number; CustomerStoreState: string; CustomerStoreCity: string; Employee: string; } const orders: Order[] = [{ ID: 1, OrderNumber: 35703, OrderDate: new Date(2024, 3, 10), SaleAmount: 11800, Terms: '15 Days', TotalAmount: 12175, CustomerStoreState: 'California', CustomerStoreCity: 'Los Angeles', Employee: 'Harv Mudd', }, { ID: 4, OrderNumber: 35711, OrderDate: new Date(2024, 0, 12), SaleAmount: 16050, Terms: '15 Days', TotalAmount: 16550, CustomerStoreState: 'California', CustomerStoreCity: 'San Jose', Employee: 'Jim Packard', }, { ID: 5, OrderNumber: 35714, OrderDate: new Date(2024, 0, 22), SaleAmount: 14750, Terms: '15 Days', TotalAmount: 15250, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 7, OrderNumber: 35983, OrderDate: new Date(2024, 1, 7), SaleAmount: 3725, Terms: '15 Days', TotalAmount: 3850, CustomerStoreState: 'Colorado', CustomerStoreCity: 'Denver', Employee: 'Todd Hoffman', }, { ID: 9, OrderNumber: 36987, OrderDate: new Date(2024, 2, 11), SaleAmount: 14200, Terms: '15 Days', TotalAmount: 14800, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 11, OrderNumber: 38466, OrderDate: new Date(2024, 2, 1), SaleAmount: 7800, Terms: '15 Days', TotalAmount: 8200, CustomerStoreState: 'California', CustomerStoreCity: 'Los Angeles', Employee: 'Harv Mudd', }, { ID: 14, OrderNumber: 39420, OrderDate: new Date(2024, 1, 15), SaleAmount: 20500, Terms: '15 Days', TotalAmount: 9100, CustomerStoreState: 'California', CustomerStoreCity: 'San Jose', Employee: 'Jim Packard', }, { ID: 15, OrderNumber: 39874, OrderDate: new Date(2024, 1, 4), SaleAmount: 9050, Terms: '30 Days', TotalAmount: 19100, CustomerStoreState: 'Nevada', CustomerStoreCity: 'Las Vegas', Employee: 'Harv Mudd', }, { ID: 18, OrderNumber: 42847, OrderDate: new Date(2024, 1, 15), SaleAmount: 20400, Terms: '30 Days', TotalAmount: 20800, CustomerStoreState: 'Wyoming', CustomerStoreCity: 'Casper', Employee: 'Todd Hoffman', }, { ID: 19, OrderNumber: 43982, OrderDate: new Date(2024, 4, 29), SaleAmount: 6050, Terms: '30 Days', TotalAmount: 6250, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 29, OrderNumber: 56272, OrderDate: new Date(2024, 1, 6), SaleAmount: 15850, Terms: '30 Days', TotalAmount: 16350, CustomerStoreState: 'Utah', CustomerStoreCity: 'Salt Lake City', Employee: 'Clark Morgan', }, { ID: 30, OrderNumber: 57429, OrderDate: new Date(2023, 11, 31), SaleAmount: 11050, Terms: '30 Days', TotalAmount: 11400, CustomerStoreState: 'Arizona', CustomerStoreCity: 'Phoenix', Employee: 'Clark Morgan', }]; @Injectable() export class Service { getOrders(): Order[] { return orders; } }

<!DOCTYPE html> <html 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/26.1.5/css/dx.light.css" /> </head> <body class="dx-viewport"> <div class="demo-container"> <demo-app>Loading...</demo-app> </div> <script src="https://cdn.jsdelivr.net/npm/zone.js@0.16.2/bundles/zone.umd.js"></script> <script src="./bundle.js" type="module"></script> </body> </html>