const DemoApp = angular.module('DemoApp', ['dx']);
DemoApp.controller('DemoController', ($scope) => {
$scope.dataGridOptions = {
keyExpr: 'ID',
dataSource: employees,
showBorders: true,
editing: {
allowUpdating: true,
allowAdding: true,
mode: 'row',
},
onEditorPreparing(e) {
if (e.parentType === 'dataRow' && e.dataField === 'CityID') {
e.editorOptions.disabled = (typeof e.row.data.StateID !== 'number');
}
},
columns: ['FirstName', 'LastName', 'Position',
{
dataField: 'StateID',
caption: 'State',
setCellValue(rowData, value) {
rowData.StateID = value;
rowData.CityID = null;
},
lookup: {
dataSource: states,
valueExpr: 'ID',
displayExpr: 'Name',
},
},
{
dataField: 'CityID',
caption: 'City',
lookup: {
dataSource(options) {
return {
store: cities,
filter: options.data ? ['StateID', '=', options.data.StateID] : null,
};
},
valueExpr: 'ID',
displayExpr: 'Name',
},
},
],
};
});
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<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=1.0" />
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script>window.jQuery || document.write(decodeURIComponent('%3Cscript src="js/jquery.min.js"%3E%3C/script%3E'))</script>
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/22.2.6/css/dx.light.css" />
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.8.2/angular.min.js"></script>
<script>window.angular || document.write(decodeURIComponent('%3Cscript src="js/angular.min.js"%3E%3C/script%3E'))</script>
<script src="https://cdn3.devexpress.com/jslib/22.2.6/js/dx.all.js"></script>
<script src="data.js"></script>
<script src="index.js"></script>
</head>
<body class="dx-viewport">
<div class="demo-container" ng-app="DemoApp" ng-controller="DemoController">
<div id="data-grid-demo">
<div id="gridContainer" dx-data-grid="dataGridOptions"></div>
</div>
</div>
</body>
</html>
const employees = [{
ID: 1,
FirstName: 'John',
LastName: 'Heart',
Prefix: 'Mr.',
Position: 'CTO',
StateID: 5,
CityID: 17,
}, {
ID: 2,
FirstName: 'Olivia',
LastName: 'Peyton',
Prefix: 'Mrs.',
Position: 'HR Manager',
StateID: 5,
CityID: 17,
}, {
ID: 3,
FirstName: 'Robert',
LastName: 'Reagan',
Prefix: 'Mr.',
Position: 'IT Manager',
StateID: 4,
CityID: 14,
}, {
ID: 4,
FirstName: 'Greta',
LastName: 'Sims',
Prefix: 'Ms.',
Position: 'Shipping Manager',
StateID: 3,
CityID: 8,
}, {
ID: 5,
FirstName: 'Brett',
LastName: 'Wade',
Prefix: 'Mr.',
Position: 'Shipping Manager',
StateID: 3,
CityID: 9,
}, {
ID: 6,
FirstName: 'Sandra',
LastName: 'Johnson',
Prefix: 'Mrs.',
Position: 'Network Admin',
StateID: 2,
CityID: 6,
}, {
ID: 7,
FirstName: 'Kevin',
LastName: 'Carter',
Prefix: 'Mr.',
Position: 'Network Admin',
StateID: 1,
CityID: 3,
}, {
ID: 8,
FirstName: 'Cynthia',
LastName: 'Stanwick',
Prefix: 'Ms.',
Position: 'Sales Assistant',
StateID: 1,
CityID: 3,
}, {
ID: 9,
FirstName: 'Kent',
LastName: 'Samuelson',
Prefix: 'Dr.',
Position: 'Sales Assistant',
StateID: 1,
CityID: 2,
}, {
ID: 10,
FirstName: 'Taylor',
LastName: 'Riley',
Prefix: 'Mr.',
Position: 'Support Assistant',
StateID: 5,
CityID: 17,
}, {
ID: 11,
FirstName: 'Sam',
LastName: 'Hill',
Prefix: 'Mr.',
Position: 'Sales Assistant',
StateID: 2,
CityID: 5,
}, {
ID: 12,
FirstName: 'Kelly',
LastName: 'Rodriguez',
Prefix: 'Ms.',
Position: 'Sales Assistant',
StateID: 5,
CityID: 17,
}, {
ID: 13,
FirstName: 'Natalie',
LastName: 'Maguirre',
Prefix: 'Mrs.',
Position: 'Sales Assistant',
StateID: 4,
CityID: 14,
}, {
ID: 14,
FirstName: 'Walter',
LastName: 'Hobbs',
Prefix: 'Mr.',
Position: 'Support Assistant',
StateID: 2,
CityID: 5,
}];
const states = [{
ID: 1,
Name: 'Alabama',
}, {
ID: 2,
Name: 'Alaska',
}, {
ID: 3,
Name: 'Arizona',
}, {
ID: 4,
Name: 'Arkansas',
}, {
ID: 5,
Name: 'California',
}];
const cities = [{
ID: 1,
Name: 'Tuscaloosa',
StateID: 1,
}, {
ID: 2,
Name: 'Hoover',
StateID: 1,
}, {
ID: 3,
Name: 'Dothan',
StateID: 1,
}, {
ID: 4,
Name: 'Decatur',
StateID: 1,
}, {
ID: 5,
Name: 'Anchorage',
StateID: 2,
}, {
ID: 6,
Name: 'Fairbanks',
StateID: 2,
}, {
ID: 7,
Name: 'Juneau',
StateID: 2,
}, {
ID: 8,
Name: 'Avondale',
StateID: 3,
}, {
ID: 9,
Name: 'Buckeye',
StateID: 3,
}, {
ID: 10,
Name: 'Carefree',
StateID: 3,
}, {
ID: 11,
Name: 'Springdale',
StateID: 4,
}, {
ID: 12,
Name: 'Rogers',
StateID: 4,
}, {
ID: 13,
Name: 'Sherwood',
StateID: 4,
}, {
ID: 14,
Name: 'Jacksonville',
StateID: 4,
}, {
ID: 15,
Name: 'Cabot',
StateID: 4,
}, {
ID: 16,
Name: 'Adelanto',
StateID: 5,
}, {
ID: 17,
Name: 'Glendale',
StateID: 5,
}, {
ID: 18,
Name: 'Moorpark',
StateID: 5,
}, {
ID: 19,
Name: 'Needles',
StateID: 5,
}, {
ID: 20,
Name: 'Ontario',
StateID: 5,
}];
