import React from 'react';
import DataGrid, { Scrolling, Sorting, LoadPanel } from 'devextreme-react/data-grid';
import { generateData } from './data.js';
const dataSource = generateData(100000);
class App extends React.Component {
render() {
return (
<DataGrid
elementAttr ={{
id: 'gridContainer'
}}
dataSource={dataSource}
showBorders={true}
customizeColumns={customizeColumns}
>
<Sorting mode="none" />
<Scrolling mode="infinite" />
<LoadPanel enabled={false} />
</DataGrid>
);
}
}
function customizeColumns(columns) {
columns[0].width = 70;
}
export default App;
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(
<App />,
document.getElementById('app')
);
<!DOCTYPE html>
<html>
<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" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.2.4/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/19.2.4/css/dx.light.css" />
<script src="https://unpkg.com/core-js@2.4.1/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>
<link rel="stylesheet" type="text/css" href="styles.css" />
<script type="text/javascript">
System.import('./index.js');
</script>
</head>
<body class="dx-viewport">
<div class="demo-container">
<div id="app"></div>
</div>
</body>
</html>
#gridContainer {
height: 440px;
}
let s = 123456789;
function random() {
s = (1103515245 * s + 12345) % 2147483647;
return s % (10 - 1);
}
export function generateData(count) {
var i;
var surnames = ['Smith', 'Johnson', 'Brown', 'Taylor', 'Anderson', 'Harris', 'Clark', 'Allen', 'Scott', 'Carter'];
var names = ['James', 'John', 'Robert', 'Christopher', 'George', 'Mary', 'Nancy', 'Sandra', 'Michelle', 'Betty'];
var gender = ['Male', 'Female'];
var items = [],
startBirthDate = Date.parse('1/1/1975'),
endBirthDate = Date.parse('1/1/1992');
for (i = 0; i < count; i++) {
var birthDate = new Date(startBirthDate + Math.floor(
random() *
(endBirthDate - startBirthDate) / 10));
birthDate.setHours(12);
var nameIndex = random();
var item = {
id: i + 1,
firstName: names[nameIndex],
lastName: surnames[random()],
gender: gender[Math.floor(nameIndex / 5)],
birthDate: birthDate
};
items.push(item);
}
return items;
}
System.config({
transpiler: 'plugin-babel',
paths: {
'npm:': 'https://unpkg.com/'
},
defaultExtension: 'js',
map: {
'react': 'npm:react@16/umd/react.development.js',
'react-dom': 'npm:react-dom@16/umd/react-dom.development.js',
'prop-types': 'npm:prop-types/prop-types.js',
'devextreme': 'npm:devextreme@19.2',
'devextreme-react': 'npm:devextreme-react@19.2',
'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js',
'quill': 'npm:quill@1.3.7/dist/quill.js',
'devexpress-diagram': 'npm:devexpress-diagram',
'devexpress-gantt': 'npm:devexpress-gantt',
// SystemJS plugins
'plugin-babel': 'npm:systemjs-plugin-babel@0/plugin-babel.js',
'systemjs-babel-build':
'npm:systemjs-plugin-babel@0/systemjs-babel-browser.js'
},
packages: {
'devextreme': {
defaultExtension: 'js'
},
'devextreme-react': {
main: 'index.js'
}
},
babelOptions: {
sourceMaps: false,
stage0: true,
react: true
}
});