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Backend API
<dx-data-grid
id="gridContainer"
[dataSource]="dataSource"
[columns]="columns"
[showBorders]="true"
[focusedRowEnabled]="true"
[(focusedRowKey)]="focusedRowKey"
[(autoNavigateToFocusedRow)]="autoNavigateToFocusedRow"
(onFocusedRowChanging)="onFocusedRowChanging($event)"
(onFocusedRowChanged)="onFocusedRowChanged($event)"
>
<dxo-paging [pageSize]="10"> </dxo-paging>
</dx-data-grid>
<div class="task-info">
<div class="info">
<div id="taskSubject">{{ taskSubject }}</div>
<p id="taskDetails" [innerHtml]="taskDetailsHtml"></p>
</div>
<div class="progress">
<span id="taskStatus">{{ taskStatus }}</span>
<span id="taskProgress">{{ taskProgress }}</span>
</div>
</div>
<div class="options">
<div class="caption">Options</div>
<div class="options-container">
<div class="option">
<span>Focused Row Key</span>
<dx-number-box
id="taskId"
min="1"
max="183"
step="0"
[(value)]="focusedRowKey"
[inputAttr]="{ 'aria-label': 'Focused Row Key' }"
>
</dx-number-box>
</div>
<div class="option">
<dx-check-box
[text]="'Auto Navigate To Focused Row'"
[(value)]="autoNavigateToFocusedRow"
>
</dx-check-box>
</div>
</div>
</div>
import {
NgModule, Component, ViewChild, enableProdMode,
} from '@angular/core';
import {
BrowserModule, DomSanitizer, SafeHtml,
} from '@angular/platform-browser';
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';
import { DxNumberBoxComponent, DxNumberBoxModule, DxCheckBoxModule } from 'devextreme-angular';
import { Options as DataSourceOptions } from 'devextreme/data/data_source';
import 'devextreme/data/odata/store';
import { DxDataGridComponent, DxDataGridModule, DxDataGridTypes } from 'devextreme-angular/ui/data-grid';
if (!/localhost/.test(document.location.host)) {
enableProdMode();
}
@Component({
selector: 'demo-app',
templateUrl: `app/app.component.html`,
styleUrls: [`app/app.component.css`],
preserveWhitespaces: true,
})
export class AppComponent {
@ViewChild(DxDataGridComponent, { static: false }) dataGrid: DxDataGridComponent;
@ViewChild(DxNumberBoxComponent, { static: false }) numberBox: DxNumberBoxComponent;
isReady: boolean;
taskSubject: string;
taskDetailsHtml: SafeHtml;
taskStatus: string;
taskProgress: string;
focusedRowKey = 117;
autoNavigateToFocusedRow = true;
dataSource: DataSourceOptions = {
store: {
type: 'odata',
version: 2,
key: 'Task_ID',
url: 'https://js.devexpress.com/Demos/DevAV/odata/Tasks',
},
expand: 'ResponsibleEmployee',
select: [
'Task_ID',
'Task_Subject',
'Task_Start_Date',
'Task_Status',
'Task_Description',
'Task_Completion',
'ResponsibleEmployee/Employee_Full_Name',
],
};
columns: DxDataGridTypes.Column[] = [
{
dataField: 'Task_ID',
width: 80,
}, {
caption: 'Start Date',
dataField: 'Task_Start_Date',
dataType: 'date',
}, {
caption: 'Assigned To',
dataField: 'ResponsibleEmployee.Employee_Full_Name',
cssClass: 'employee',
allowSorting: false,
}, {
caption: 'Subject',
dataField: 'Task_Subject',
width: 350,
}, {
caption: 'Status',
dataField: 'Task_Status',
},
];
constructor(private sanitizer: DomSanitizer) {}
onFocusedRowChanging(e) {
const rowsCount = e.component.getVisibleRows().length;
const pageCount = e.component.pageCount();
const pageIndex = e.component.pageIndex();
const key = e.event && e.event.key;
if (key && e.prevRowIndex === e.newRowIndex) {
if (e.newRowIndex === rowsCount - 1 && pageIndex < pageCount - 1) {
e.component.pageIndex(pageIndex + 1).done(() => {
e.component.option('focusedRowIndex', 0);
});
} else if (e.newRowIndex === 0 && pageIndex > 0) {
e.component.pageIndex(pageIndex - 1).done(() => {
e.component.option('focusedRowIndex', rowsCount - 1);
});
}
}
}
onFocusedRowChanged({ row: { data } }: DxDataGridTypes.FocusedRowChangedEvent) {
this.taskSubject = data.Task_Subject;
this.taskDetailsHtml = this.sanitizer.bypassSecurityTrustHtml(data.Task_Description);
this.taskStatus = data.Task_Status;
this.taskProgress = data.Task_Completion ? `${data.Task_Completion}` + '%' : '';
}
}
@NgModule({
imports: [
BrowserModule,
DxDataGridModule,
DxNumberBoxModule,
DxCheckBoxModule,
],
declarations: [AppComponent],
bootstrap: [AppComponent],
})
export class AppModule { }
platformBrowserDynamic().bootstrapModule(AppModule);
.task-info {
font-family: "Segoe UI";
min-height: 200px;
display: flex;
flex-wrap: nowrap;
border: 2px solid rgba(0, 0, 0, 0.1);
padding: 16px;
box-sizing: border-box;
align-items: baseline;
justify-content: space-between;
}
#taskSubject {
line-height: 29px;
font-size: 18px;
font-weight: bold;
}
#taskDetails {
line-height: 22px;
font-size: 14px;
margin-top: 0;
margin-bottom: 0;
}
.progress {
display: flex;
flex-direction: column;
white-space: pre;
min-width: 105px;
}
.info {
margin-right: 40px;
}
#taskProgress {
line-height: 42px;
font-size: 40px;
font-weight: bold;
}
.options {
margin-top: 20px;
padding: 20px;
background-color: rgba(191, 191, 191, 0.15);
position: relative;
}
.caption {
font-size: 18px;
font-weight: 500;
}
.option {
margin-top: 10px;
margin-right: 40px;
display: inline-block;
}
.option:last-child {
margin-right: 0;
}
.option > .dx-numberbox {
width: 200px;
display: inline-block;
vertical-align: middle;
}
.option > span {
margin-right: 10px;
}
.options-container {
display: flex;
align-items: center;
}
// 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-aspnet-data-nojquery': {
'esModule': true,
},
'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@24.1.5/cjs',
'@devextreme/runtime': 'npm:@devextreme/runtime@3.0.13',
'devextreme/bundles/dx.all': 'npm:devextreme@24.1.5/bundles/dx.all.js',
'devextreme-quill': 'npm:devextreme-quill@1.7.1/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.2.10',
'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',
'devextreme-aspnet-data-nojquery': 'npm:devextreme-aspnet-data-nojquery@3.0.0/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@2.2.10/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/24.1.5/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>
In this demo, the row with the 117 key is focused initially. You can specify the focusedRowKey and autoNavigateToFocusedRow properties via the input field and the checkbox below the DataGrid.