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Backend API
import React, { useCallback, useState } from 'react';
import RangeSelector, {
Margin, Scale, Label, Behavior, Format,
} from 'devextreme-react/range-selector';
import DataGrid from 'devextreme-react/data-grid';
import { employees } from './data.ts';
const columns = ['FirstName', 'LastName', 'BirthYear', 'City', 'Title'];
const App = () => {
const [selectedEmployees, setSelectedEmployees] = useState(employees);
const filterEmployees = useCallback(({ value }) => {
setSelectedEmployees(
employees.filter(
(employee) => (
employee.BirthYear >= value[0]
&& employee.BirthYear <= value[1])
|| !value.length,
),
);
}, [setSelectedEmployees]);
return (
<React.Fragment>
<RangeSelector
id="range-selector"
title="Filter Employee List by Birth Year"
dataSource={employees}
dataSourceField="BirthYear"
onValueChanged={filterEmployees}
>
<Margin top={20} />
<Scale tickInterval={1} minorTickInterval={1}>
<Label>
<Format type="decimal" />
</Label>
</Scale>
<Behavior valueChangeMode="onHandleMove" />
</RangeSelector>
<h2 className="grid-header">Selected Employees</h2>
<DataGrid
dataSource={selectedEmployees}
columns={columns}
showBorders={true}
columnAutoWidth={true}
/>
</React.Fragment>
);
};
export default App;
import React, { useCallback, useState } from 'react';
import RangeSelector, {
Margin,
Scale,
Label,
Behavior,
Format,
} from 'devextreme-react/range-selector';
import DataGrid from 'devextreme-react/data-grid';
import { employees } from './data.js';
const columns = ['FirstName', 'LastName', 'BirthYear', 'City', 'Title'];
const App = () => {
const [selectedEmployees, setSelectedEmployees] = useState(employees);
const filterEmployees = useCallback(
({ value }) => {
setSelectedEmployees(
employees.filter(
(employee) =>
(employee.BirthYear >= value[0] && employee.BirthYear <= value[1]) || !value.length,
),
);
},
[setSelectedEmployees],
);
return (
<React.Fragment>
<RangeSelector
id="range-selector"
title="Filter Employee List by Birth Year"
dataSource={employees}
dataSourceField="BirthYear"
onValueChanged={filterEmployees}
>
<Margin top={20} />
<Scale
tickInterval={1}
minorTickInterval={1}
>
<Label>
<Format type="decimal" />
</Label>
</Scale>
<Behavior valueChangeMode="onHandleMove" />
</RangeSelector>
<h2 className="grid-header">Selected Employees</h2>
<DataGrid
dataSource={selectedEmployees}
columns={columns}
showBorders={true}
columnAutoWidth={true}
/>
</React.Fragment>
);
};
export default App;
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.tsx';
ReactDOM.render(
<App />,
document.getElementById('app'),
);
export const employees = [
{
LastName: 'Davolio', FirstName: 'Nancy', BirthYear: 1948, City: 'Seattle', Title: 'Sales Representative',
},
{
LastName: 'Fuller', FirstName: 'Andrew', BirthYear: 1952, City: 'Tacoma', Title: 'Vice President, Sales',
},
{
LastName: 'Leverling', FirstName: 'Janet', BirthYear: 1963, City: 'Kirkland', Title: 'Sales Representative',
},
{
LastName: 'Peacock', FirstName: 'Margaret', BirthYear: 1937, City: 'Redmond', Title: 'Sales Representative',
},
{
LastName: 'Buchanan', FirstName: 'Steven', BirthYear: 1955, City: 'London', Title: 'Sales Manager',
},
{
LastName: 'Suyama', FirstName: 'Michael', BirthYear: 1963, City: 'London', Title: 'Sales Representative',
},
{
LastName: 'King', FirstName: 'Robert', BirthYear: 1960, City: 'London', Title: 'Sales Representative',
},
{
LastName: 'Callahan', FirstName: 'Laura', BirthYear: 1958, City: 'Seattle', Title: 'Inside Sales Coordinator',
},
{
LastName: 'Dodsworth', FirstName: 'Anne', BirthYear: 1966, City: 'London', Title: 'Sales Representative',
},
];
window.exports = window.exports || {};
window.config = {
transpiler: 'ts',
typescriptOptions: {
module: 'system',
emitDecoratorMetadata: true,
experimentalDecorators: true,
jsx: 'react',
},
meta: {
'react': {
'esModule': true,
},
'typescript': {
'exports': 'ts',
},
'devextreme/time_zone_utils.js': {
'esModule': true,
},
'devextreme/localization.js': {
'esModule': true,
},
'devextreme/viz/palette.js': {
'esModule': true,
},
},
paths: {
'npm:': 'https://unpkg.com/',
},
defaultExtension: 'js',
map: {
'ts': 'npm:plugin-typescript@4.2.4/lib/plugin.js',
'typescript': 'npm:typescript@4.2.4/lib/typescript.js',
'react': 'npm:react@17.0.2/umd/react.development.js',
'react-dom': 'npm:react-dom@17.0.2/umd/react-dom.development.js',
'prop-types': 'npm:prop-types@15.8.1/prop-types.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',
'devextreme': 'npm:devextreme@24.1.6/cjs',
'devextreme-react': 'npm:devextreme-react@24.1.6/cjs',
'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@1.7.1/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.2.11/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@4.1.56/dist/dx-gantt.js',
'@devextreme/runtime': 'npm:@devextreme/runtime@3.0.13',
'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',
'devextreme-cldr-data': 'npm:devextreme-cldr-data@1.0.3',
// SystemJS plugins
'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js',
'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js',
// Prettier
'prettier/standalone': 'npm:prettier@2.8.8/standalone.js',
'prettier/parser-html': 'npm:prettier@2.8.8/parser-html.js',
},
packages: {
'devextreme': {
defaultExtension: 'js',
},
'devextreme-react': {
main: 'index.js',
},
'devextreme/events/utils': {
main: 'index',
},
'devextreme/localization/messages': {
format: 'json',
defaultExtension: 'json',
},
'devextreme/events': {
main: 'index',
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js',
},
},
packageConfigPaths: [
'npm:@devextreme/*/package.json',
'npm:@devextreme/runtime@3.0.13/inferno/package.json',
],
babelOptions: {
sourceMaps: false,
stage0: true,
react: true,
},
};
System.config(window.config);
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(<App />, document.getElementById('app'));
export const employees = [
{
LastName: 'Davolio',
FirstName: 'Nancy',
BirthYear: 1948,
City: 'Seattle',
Title: 'Sales Representative',
},
{
LastName: 'Fuller',
FirstName: 'Andrew',
BirthYear: 1952,
City: 'Tacoma',
Title: 'Vice President, Sales',
},
{
LastName: 'Leverling',
FirstName: 'Janet',
BirthYear: 1963,
City: 'Kirkland',
Title: 'Sales Representative',
},
{
LastName: 'Peacock',
FirstName: 'Margaret',
BirthYear: 1937,
City: 'Redmond',
Title: 'Sales Representative',
},
{
LastName: 'Buchanan',
FirstName: 'Steven',
BirthYear: 1955,
City: 'London',
Title: 'Sales Manager',
},
{
LastName: 'Suyama',
FirstName: 'Michael',
BirthYear: 1963,
City: 'London',
Title: 'Sales Representative',
},
{
LastName: 'King',
FirstName: 'Robert',
BirthYear: 1960,
City: 'London',
Title: 'Sales Representative',
},
{
LastName: 'Callahan',
FirstName: 'Laura',
BirthYear: 1958,
City: 'Seattle',
Title: 'Inside Sales Coordinator',
},
{
LastName: 'Dodsworth',
FirstName: 'Anne',
BirthYear: 1966,
City: 'London',
Title: 'Sales Representative',
},
];
<!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/24.1.6/css/dx.light.css" />
<link rel="stylesheet" type="text/css" href="styles.css" />
<script src="https://unpkg.com/core-js@2.6.12/client/shim.min.js"></script>
<script src="https://unpkg.com/systemjs@0.21.3/dist/system.js"></script>
<script type="text/javascript" src="config.js"></script>
<script type="text/javascript">
System.import("./index.tsx");
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app"></div>
</div>
</body>
</html>
#range-selector {
height: 140px;
}
h2.grid-header {
font-size: 20px;
margin: 38px 0 10px;
text-align: center;
}