Backend API
<dx-data-grid
id="gridContainer"
[dataSource]="orders"
keyExpr="ID"
[showBorders]="true"
>
<dxo-data-grid-filter-row
[visible]="showFilterRow"
[applyFilter]="currentFilter"
></dxo-data-grid-filter-row>
<dxo-data-grid-header-filter
[visible]="showHeaderFilter"
></dxo-data-grid-header-filter>
<dxo-data-grid-search-panel
[visible]="true"
[width]="240"
placeholder="Search..."
></dxo-data-grid-search-panel>
<dxo-data-grid-pager [visible]="true"></dxo-data-grid-pager>
<dxi-data-grid-column
dataField="OrderNumber"
[width]="140"
caption="Invoice Number"
>
<dxo-data-grid-header-filter
[groupInterval]="10000"
></dxo-data-grid-header-filter>
</dxi-data-grid-column>
<dxi-data-grid-column
dataField="OrderDate"
alignment="right"
dataType="date"
[width]="120"
[calculateFilterExpression]="calculateFilterExpression"
>
<dxo-data-grid-header-filter
[dataSource]="orderHeaderFilter"
></dxo-data-grid-header-filter>
</dxi-data-grid-column>
<dxi-data-grid-column
dataField="DeliveryDate"
alignment="right"
dataType="datetime"
format="M/d/yyyy, HH:mm"
[width]="180"
></dxi-data-grid-column>
<dxi-data-grid-column
dataField="SaleAmount"
alignment="right"
format="currency"
[editorOptions]="{
format: 'currency',
showClearButton: true,
inputAttr: {
'aria-label': 'Filter cell'
}
}"
>
<dxo-data-grid-header-filter
[dataSource]="saleAmountHeaderFilter"
></dxo-data-grid-header-filter>
</dxi-data-grid-column>
<dxi-data-grid-column dataField="Employee"></dxi-data-grid-column>
<dxi-data-grid-column dataField="CustomerStoreCity" caption="City">
<dxo-data-grid-header-filter>
<dxo-data-grid-search [enabled]="true"></dxo-data-grid-search>
</dxo-data-grid-header-filter>
</dxi-data-grid-column>
</dx-data-grid>
<div class="options">
<div class="caption">Options</div>
<div class="option">
<span>Apply Filter</span>
<dx-select-box
id="useFilterApplyButton"
[inputAttr]="{ 'aria-label': 'Filter' }"
[items]="applyFilterTypes"
[(value)]="currentFilter"
valueExpr="key"
displayExpr="name"
[disabled]="!showFilterRow"
></dx-select-box>
</div>
<div class="option">
<dx-check-box
text="Filter Row"
[(value)]="showFilterRow"
(onValueChanged)="clearFilter()"
></dx-check-box>
</div>
<div class="option">
<dx-check-box
text="Header Filter"
[(value)]="showHeaderFilter"
(onValueChanged)="clearFilter()"
></dx-check-box>
</div>
</div>
import { bootstrapApplication } from '@angular/platform-browser';
import { Component, ViewChild, enableProdMode, provideZoneChangeDetection } from '@angular/core';
import {
DxDataGridComponent,
DxDataGridModule,
DxSelectBoxModule,
DxCheckBoxModule,
} from 'devextreme-angular';
import { DxoHeaderFilterComponent } from 'devextreme-angular/ui/nested/header-filter';
import { Order, Service } from './app.service';
if (!/localhost/.test(document.location.host)) {
enableProdMode();
}
@Component({
selector: 'demo-app',
providers: [Service],
templateUrl: './app.component.html',
styleUrls: ['./app.component.css'],
preserveWhitespaces: true,
imports: [
DxDataGridModule,
DxSelectBoxModule,
DxCheckBoxModule,
],
})
export class AppComponent {
@ViewChild(DxDataGridComponent, { static: false }) dataGrid: DxDataGridComponent;
orders: Order[];
showFilterRow = true;
showHeaderFilter = true;
applyFilterTypes = [{
key: 'auto',
name: 'Immediately',
}, {
key: 'onClick',
name: 'On Button Click',
}];
saleAmountHeaderFilter: DxoHeaderFilterComponent['dataSource'] = [{
text: 'Less than $3000',
value: ['SaleAmount', '<', 3000],
}, {
text: '$3000 - $5000',
value: [
['SaleAmount', '>=', 3000],
['SaleAmount', '<', 5000],
],
}, {
text: '$5000 - $10000',
value: [
['SaleAmount', '>=', 5000],
['SaleAmount', '<', 10000],
],
}, {
text: '$10000 - $20000',
value: [
['SaleAmount', '>=', 10000],
['SaleAmount', '<', 20000],
],
}, {
text: 'Greater than $20000',
value: ['SaleAmount', '>=', 20000],
}];
currentFilter = this.applyFilterTypes[0].key;
constructor(service: Service) {
this.orders = service.getOrders();
}
private static getOrderDay({ OrderDate }) {
return (new Date(OrderDate)).getDay();
}
calculateFilterExpression(value: string, _: unknown, target: string, ...args: unknown[]) {
const column = this as any;
if (target === 'headerFilter' && value === 'weekends') {
return [[AppComponent.getOrderDay, '=', 0], 'or', [AppComponent.getOrderDay, '=', 6]];
}
return column.defaultCalculateFilterExpression.apply(this, [value, _, target, ...args]);
}
orderHeaderFilter = ({ dataSource }) => {
dataSource.postProcess = (results: unknown[]) => {
results.push({
text: 'Weekends',
value: 'weekends',
});
return results;
};
};
clearFilter() {
this.dataGrid.instance.clearFilter();
}
}
bootstrapApplication(AppComponent, {
providers: [
provideZoneChangeDetection({ eventCoalescing: true, runCoalescing: true }),
],
});
::ng-deep #gridContainer {
height: 440px;
}
.options {
padding: 20px;
margin-top: 20px;
background-color: rgba(191, 191, 191, 0.15);
}
.caption {
font-size: 18px;
font-weight: 500;
}
.option {
margin-top: 10px;
}
.option > span {
margin-right: 10px;
}
::ng-deep .option > .dx-selectbox {
display: inline-block;
vertical-align: middle;
}
import { Injectable } from '@angular/core';
export class Order {
ID: number;
OrderNumber: number;
OrderDate: string;
DeliveryDate: string;
SaleAmount: number;
Terms: string;
CustomerStoreCity: string;
Employee: string;
}
const orders: Order[] = [{
ID: 1,
OrderNumber: 35703,
OrderDate: '2025/04/10',
DeliveryDate: '2025/04/13 9:00',
SaleAmount: 11800,
Terms: '15 Days',
CustomerStoreCity: 'Los Angeles, CA',
Employee: 'Harv Mudd',
}, {
ID: 4,
OrderNumber: 35711,
OrderDate: '2025/01/12',
DeliveryDate: '2025/01/13 9:00',
SaleAmount: 16050,
Terms: '15 Days',
CustomerStoreCity: 'San Jose, CA',
Employee: 'Jim Packard',
}, {
ID: 5,
OrderNumber: 35714,
OrderDate: '2025/01/22',
DeliveryDate: '2025/01/27 9:00',
SaleAmount: 14750,
Terms: '15 Days',
CustomerStoreCity: 'Las Vegas, NV',
Employee: 'Harv Mudd',
}, {
ID: 7,
OrderNumber: 35983,
OrderDate: '2025/02/07',
DeliveryDate: '2025/02/10 13:00',
SaleAmount: 3725,
Terms: '15 Days',
CustomerStoreCity: 'Denver, CO',
Employee: 'Todd Hoffman',
}, {
ID: 11,
OrderNumber: 38466,
OrderDate: '2025/03/01',
DeliveryDate: '2025/03/03 17:45',
SaleAmount: 7800,
Terms: '15 Days',
CustomerStoreCity: 'Los Angeles, CA',
Employee: 'Harv Mudd',
}, {
ID: 14,
OrderNumber: 39420,
OrderDate: '2025/02/15',
DeliveryDate: '2025/02/17 11:45',
SaleAmount: 20500,
Terms: '15 Days',
CustomerStoreCity: 'San Jose, CA',
Employee: 'Jim Packard',
}, {
ID: 15,
OrderNumber: 39874,
OrderDate: '2025/02/04',
DeliveryDate: '2025/02/10 15:00',
SaleAmount: 9050,
Terms: '30 Days',
CustomerStoreCity: 'Las Vegas, NV',
Employee: 'Harv Mudd',
}, {
ID: 18,
OrderNumber: 42847,
OrderDate: '2025/02/15',
DeliveryDate: '2025/02/17 8:30',
SaleAmount: 20400,
Terms: '30 Days',
CustomerStoreCity: 'Casper, WY',
Employee: 'Todd Hoffman',
}, {
ID: 30,
OrderNumber: 57429,
OrderDate: '2025/05/16',
DeliveryDate: '2025/05/19 11:45',
SaleAmount: 11050,
Terms: '30 Days',
CustomerStoreCity: 'Phoenix, AZ',
Employee: 'Clark Morgan',
}, {
ID: 32,
OrderNumber: 58292,
OrderDate: '2025/05/13',
DeliveryDate: '2025/05/19 14:30',
SaleAmount: 13500,
Terms: '15 Days',
CustomerStoreCity: 'Los Angeles, CA',
Employee: 'Harv Mudd',
}, {
ID: 36,
OrderNumber: 62427,
OrderDate: '2025/01/27',
DeliveryDate: '2025/02/03 18:00',
SaleAmount: 23500,
Terms: '15 Days',
CustomerStoreCity: 'Las Vegas, NV',
Employee: 'Harv Mudd',
}, {
ID: 39,
OrderNumber: 65977,
OrderDate: '2025/02/05',
DeliveryDate: '2025/02/10 13:15',
SaleAmount: 2550,
Terms: '15 Days',
CustomerStoreCity: 'Casper, WY',
Employee: 'Todd Hoffman',
}, {
ID: 42,
OrderNumber: 68428,
OrderDate: '2025/04/10',
DeliveryDate: '2025/04/14 11:30',
SaleAmount: 10500,
Terms: '15 Days',
CustomerStoreCity: 'Los Angeles, CA',
Employee: 'Harv Mudd',
}, {
ID: 43,
OrderNumber: 69477,
OrderDate: '2025/03/09',
DeliveryDate: '2025/03/10 12:00',
SaleAmount: 14200,
Terms: '15 Days',
CustomerStoreCity: 'Anaheim, CA',
Employee: 'Harv Mudd',
}, {
ID: 46,
OrderNumber: 72947,
OrderDate: '2025/01/14',
DeliveryDate: '2025/01/20 9:00',
SaleAmount: 13350,
Terms: '30 Days',
CustomerStoreCity: 'Las Vegas, NV',
Employee: 'Harv Mudd',
}, {
ID: 47,
OrderNumber: 73088,
OrderDate: '2025/03/25',
DeliveryDate: '2025/03/31 17:15',
SaleAmount: 8600,
Terms: '30 Days',
CustomerStoreCity: 'Reno, NV',
Employee: 'Clark Morgan',
}, {
ID: 51,
OrderNumber: 77297,
OrderDate: '2025/04/30',
DeliveryDate: '2025/05/05 18:00',
SaleAmount: 10850,
Terms: '30 Days',
CustomerStoreCity: 'Phoenix, AZ',
Employee: 'Clark Morgan',
}, {
ID: 56,
OrderNumber: 84744,
OrderDate: '2025/02/10',
DeliveryDate: '2025/02/17 14:00',
SaleAmount: 4650,
Terms: '30 Days',
CustomerStoreCity: 'Las Vegas, NV',
Employee: 'Harv Mudd',
}, {
ID: 57,
OrderNumber: 85028,
OrderDate: '2025/05/17',
DeliveryDate: '2025/05/19 12:00',
SaleAmount: 2575,
Terms: '30 Days',
CustomerStoreCity: 'Reno, NV',
Employee: 'Clark Morgan',
}, {
ID: 59,
OrderNumber: 87297,
OrderDate: '2025/04/21',
DeliveryDate: '2025/04/28 9:00',
SaleAmount: 14200,
Terms: '30 Days',
CustomerStoreCity: 'Casper, WY',
Employee: 'Todd Hoffman',
}, {
ID: 65,
OrderNumber: 94726,
OrderDate: '2025/05/22',
DeliveryDate: '2025/05/26 13:30',
SaleAmount: 20500,
Terms: '15 Days',
CustomerStoreCity: 'San Jose, CA',
Employee: 'Jim Packard',
}, {
ID: 66,
OrderNumber: 95266,
OrderDate: '2025/03/10',
DeliveryDate: '2025/03/17 11:45',
SaleAmount: 9050,
Terms: '15 Days',
CustomerStoreCity: 'Las Vegas, NV',
Employee: 'Harv Mudd',
}, {
ID: 69,
OrderNumber: 98477,
OrderDate: '2025/01/01',
DeliveryDate: '2025/01/06 9:00',
SaleAmount: 23500,
Terms: '15 Days',
CustomerStoreCity: 'Casper, WY',
Employee: 'Todd Hoffman',
}, {
ID: 78,
OrderNumber: 174884,
OrderDate: '2025/04/10',
DeliveryDate: '2025/04/14 8:30',
SaleAmount: 7200,
Terms: '30 Days',
CustomerStoreCity: 'Denver, CO',
Employee: 'Todd Hoffman',
}, {
ID: 81,
OrderNumber: 188877,
OrderDate: '2025/02/11',
DeliveryDate: '2025/02/17 16:00',
SaleAmount: 8750,
Terms: '30 Days',
CustomerStoreCity: 'Phoenix, AZ',
Employee: 'Clark Morgan',
}, {
ID: 82,
OrderNumber: 191883,
OrderDate: '2025/02/05',
DeliveryDate: '2025/02/10 18:30',
SaleAmount: 9900,
Terms: '30 Days',
CustomerStoreCity: 'Los Angeles, CA',
Employee: 'Harv Mudd',
}, {
ID: 83,
OrderNumber: 192474,
OrderDate: '2025/01/21',
DeliveryDate: '2025/01/27 12:45',
SaleAmount: 12800,
Terms: '30 Days',
CustomerStoreCity: 'Anaheim, CA',
Employee: 'Harv Mudd',
}, {
ID: 84,
OrderNumber: 193847,
OrderDate: '2025/03/21',
DeliveryDate: '2025/03/24 9:00',
SaleAmount: 14100,
Terms: '30 Days',
CustomerStoreCity: 'San Diego, CA',
Employee: 'Harv Mudd',
}, {
ID: 85,
OrderNumber: 194877,
OrderDate: '2025/03/06',
DeliveryDate: '2025/03/10 18:15',
SaleAmount: 4750,
Terms: '30 Days',
CustomerStoreCity: 'San Jose, CA',
Employee: 'Jim Packard',
}, {
ID: 86,
OrderNumber: 195746,
OrderDate: '2025/05/26',
DeliveryDate: '2025/06/02 17:00',
SaleAmount: 9050,
Terms: '30 Days',
CustomerStoreCity: 'Las Vegas, NV',
Employee: 'Harv Mudd',
}, {
ID: 87,
OrderNumber: 197474,
OrderDate: '2025/03/02',
DeliveryDate: '2025/03/03 11:00',
SaleAmount: 6400,
Terms: '30 Days',
CustomerStoreCity: 'Reno, NV',
Employee: 'Clark Morgan',
}, {
ID: 88,
OrderNumber: 198746,
OrderDate: '2025/05/09',
DeliveryDate: '2025/05/12 15:45',
SaleAmount: 15700,
Terms: '30 Days',
CustomerStoreCity: 'Denver, CO',
Employee: 'Todd Hoffman',
}, {
ID: 91,
OrderNumber: 214222,
OrderDate: '2025/02/08',
DeliveryDate: '2025/02/10 9:45',
SaleAmount: 11050,
Terms: '30 Days',
CustomerStoreCity: 'Phoenix, AZ',
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>