www.wikipedia.org
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Backend API
import React from 'react';
import DataGrid, { Column, DataGridTypes, Export } from 'devextreme-react/data-grid';
import { Workbook } from 'exceljs';
import { saveAs } from 'file-saver-es';
import { exportDataGrid } from 'devextreme/excel_exporter';
import { countries } from './data.ts';
const gdpFormat = {
type: 'percent',
precision: 1,
};
const onExporting = (e: DataGridTypes.ExportingEvent) => {
const workbook = new Workbook();
const worksheet = workbook.addWorksheet('CountriesPopulation');
exportDataGrid({
component: e.component,
worksheet,
topLeftCell: { row: 4, column: 1 },
}).then((cellRange) => {
// header
const headerRow = worksheet.getRow(2);
headerRow.height = 30;
worksheet.mergeCells(2, 1, 2, 8);
headerRow.getCell(1).value = 'Country Area, Population, and GDP Structure';
headerRow.getCell(1).font = { name: 'Segoe UI Light', size: 22 };
headerRow.getCell(1).alignment = { horizontal: 'center' };
// footer
const footerRowIndex = cellRange.to.row + 2;
const footerRow = worksheet.getRow(footerRowIndex);
worksheet.mergeCells(footerRowIndex, 1, footerRowIndex, 8);
footerRow.getCell(1).value = 'www.wikipedia.org';
footerRow.getCell(1).font = { color: { argb: 'BFBFBF' }, italic: true };
footerRow.getCell(1).alignment = { horizontal: 'right' };
workbook.xlsx.writeBuffer().then((buffer) => {
saveAs(new Blob([buffer], { type: 'application/octet-stream' }), 'CountriesPopulation.xlsx');
});
});
};
const App = () => (
<>
<div id="long-title">
<h3>Country Area, Population, and GDP Structure</h3>
</div>
<DataGrid
dataSource={countries}
keyExpr="ID"
showBorders={true}
onExporting={onExporting}
>
<Export enabled={true} />
<Column dataField="Country" />
<Column dataField="Area" />
<Column caption="Population">
<Column
dataField="Population_Total"
caption="Total"
format="fixedPoint"
/>
<Column
dataField="Population_Urban"
caption="Urban"
format="percent"
/>
</Column>
<Column caption="Nominal GDP">
<Column
dataField="GDP_Total"
caption="Total, mln $"
format="fixedPoint"
sortOrder="desc"
/>
<Column caption="By Sector">
<Column
dataField="GDP_Agriculture"
caption="Agriculture"
format={gdpFormat}
width={95}
/>
<Column
dataField="GDP_Industry"
caption="Industry"
format={gdpFormat}
width={80}
/>
<Column
dataField="GDP_Services"
caption="Services"
format={gdpFormat}
width={85}
/>
</Column>
</Column>
</DataGrid>
</>
);
export default App;
import React from 'react';
import DataGrid, { Column, Export } from 'devextreme-react/data-grid';
import { Workbook } from 'exceljs';
import { saveAs } from 'file-saver-es';
import { exportDataGrid } from 'devextreme/excel_exporter';
import { countries } from './data.js';
const gdpFormat = {
type: 'percent',
precision: 1,
};
const onExporting = (e) => {
const workbook = new Workbook();
const worksheet = workbook.addWorksheet('CountriesPopulation');
exportDataGrid({
component: e.component,
worksheet,
topLeftCell: { row: 4, column: 1 },
}).then((cellRange) => {
// header
const headerRow = worksheet.getRow(2);
headerRow.height = 30;
worksheet.mergeCells(2, 1, 2, 8);
headerRow.getCell(1).value = 'Country Area, Population, and GDP Structure';
headerRow.getCell(1).font = { name: 'Segoe UI Light', size: 22 };
headerRow.getCell(1).alignment = { horizontal: 'center' };
// footer
const footerRowIndex = cellRange.to.row + 2;
const footerRow = worksheet.getRow(footerRowIndex);
worksheet.mergeCells(footerRowIndex, 1, footerRowIndex, 8);
footerRow.getCell(1).value = 'www.wikipedia.org';
footerRow.getCell(1).font = { color: { argb: 'BFBFBF' }, italic: true };
footerRow.getCell(1).alignment = { horizontal: 'right' };
workbook.xlsx.writeBuffer().then((buffer) => {
saveAs(new Blob([buffer], { type: 'application/octet-stream' }), 'CountriesPopulation.xlsx');
});
});
};
const App = () => (
<React.Fragment>
<div id="long-title">
<h3>Country Area, Population, and GDP Structure</h3>
</div>
<DataGrid
dataSource={countries}
keyExpr="ID"
showBorders={true}
onExporting={onExporting}
>
<Export enabled={true} />
<Column dataField="Country" />
<Column dataField="Area" />
<Column caption="Population">
<Column
dataField="Population_Total"
caption="Total"
format="fixedPoint"
/>
<Column
dataField="Population_Urban"
caption="Urban"
format="percent"
/>
</Column>
<Column caption="Nominal GDP">
<Column
dataField="GDP_Total"
caption="Total, mln $"
format="fixedPoint"
sortOrder="desc"
/>
<Column caption="By Sector">
<Column
dataField="GDP_Agriculture"
caption="Agriculture"
format={gdpFormat}
width={95}
/>
<Column
dataField="GDP_Industry"
caption="Industry"
format={gdpFormat}
width={80}
/>
<Column
dataField="GDP_Services"
caption="Services"
format={gdpFormat}
width={85}
/>
</Column>
</Column>
</DataGrid>
</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 countries = [{
ID: 1,
Country: 'Brazil',
Area: 8515767,
Population_Urban: 0.85,
Population_Rural: 0.15,
Population_Total: 205809000,
GDP_Agriculture: 0.054,
GDP_Industry: 0.274,
GDP_Services: 0.672,
GDP_Total: 2353025,
}, {
ID: 2,
Country: 'China',
Area: 9388211,
Population_Urban: 0.54,
Population_Rural: 0.46,
Population_Total: 1375530000,
GDP_Agriculture: 0.091,
GDP_Industry: 0.426,
GDP_Services: 0.483,
GDP_Total: 10380380,
}, {
ID: 3,
Country: 'France',
Area: 675417,
Population_Urban: 0.79,
Population_Rural: 0.21,
Population_Total: 64529000,
GDP_Agriculture: 0.019,
GDP_Industry: 0.183,
GDP_Services: 0.798,
GDP_Total: 2846889,
}, {
ID: 4,
Country: 'Germany',
Area: 357021,
Population_Urban: 0.75,
Population_Rural: 0.25,
Population_Total: 81459000,
GDP_Agriculture: 0.008,
GDP_Industry: 0.281,
GDP_Services: 0.711,
GDP_Total: 3859547,
}, {
ID: 5,
Country: 'India',
Area: 3287590,
Population_Urban: 0.32,
Population_Rural: 0.68,
Population_Total: 1286260000,
GDP_Agriculture: 0.174,
GDP_Industry: 0.258,
GDP_Services: 0.569,
GDP_Total: 2047811,
}, {
ID: 6,
Country: 'Italy',
Area: 301230,
Population_Urban: 0.69,
Population_Rural: 0.31,
Population_Total: 60676361,
GDP_Agriculture: 0.02,
GDP_Industry: 0.242,
GDP_Services: 0.738,
GDP_Total: 2147952,
}, {
ID: 7,
Country: 'Japan',
Area: 377835,
Population_Urban: 0.93,
Population_Rural: 0.07,
Population_Total: 126920000,
GDP_Agriculture: 0.012,
GDP_Industry: 0.275,
GDP_Services: 0.714,
GDP_Total: 4616335,
}, {
ID: 8,
Country: 'Russia',
Area: 17098242,
Population_Urban: 0.74,
Population_Rural: 0.26,
Population_Total: 146544710,
GDP_Agriculture: 0.039,
GDP_Industry: 0.36,
GDP_Services: 0.601,
GDP_Total: 1857461,
}, {
ID: 9,
Country: 'United States',
Area: 9147420,
Population_Urban: 0.81,
Population_Rural: 0.19,
Population_Total: 323097000,
GDP_Agriculture: 0.0112,
GDP_Industry: 0.191,
GDP_Services: 0.797,
GDP_Total: 17418925,
}, {
ID: 10,
Country: 'United Kingdom',
Area: 244820,
Population_Urban: 0.82,
Population_Rural: 0.18,
Population_Total: 65097000,
GDP_Agriculture: 0.007,
GDP_Industry: 0.21,
GDP_Services: 0.783,
GDP_Total: 2945146,
}];
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,
},
'exceljs': {
'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',
'exceljs': 'npm:exceljs@4.4.0/dist/exceljs.min.js',
'file-saver-es': 'npm:file-saver-es@2.0.5/dist/FileSaver.min.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@24.1.7/cjs',
'devextreme-react': 'npm:devextreme-react@24.1.7/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@2.2.12/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 countries = [
{
ID: 1,
Country: 'Brazil',
Area: 8515767,
Population_Urban: 0.85,
Population_Rural: 0.15,
Population_Total: 205809000,
GDP_Agriculture: 0.054,
GDP_Industry: 0.274,
GDP_Services: 0.672,
GDP_Total: 2353025,
},
{
ID: 2,
Country: 'China',
Area: 9388211,
Population_Urban: 0.54,
Population_Rural: 0.46,
Population_Total: 1375530000,
GDP_Agriculture: 0.091,
GDP_Industry: 0.426,
GDP_Services: 0.483,
GDP_Total: 10380380,
},
{
ID: 3,
Country: 'France',
Area: 675417,
Population_Urban: 0.79,
Population_Rural: 0.21,
Population_Total: 64529000,
GDP_Agriculture: 0.019,
GDP_Industry: 0.183,
GDP_Services: 0.798,
GDP_Total: 2846889,
},
{
ID: 4,
Country: 'Germany',
Area: 357021,
Population_Urban: 0.75,
Population_Rural: 0.25,
Population_Total: 81459000,
GDP_Agriculture: 0.008,
GDP_Industry: 0.281,
GDP_Services: 0.711,
GDP_Total: 3859547,
},
{
ID: 5,
Country: 'India',
Area: 3287590,
Population_Urban: 0.32,
Population_Rural: 0.68,
Population_Total: 1286260000,
GDP_Agriculture: 0.174,
GDP_Industry: 0.258,
GDP_Services: 0.569,
GDP_Total: 2047811,
},
{
ID: 6,
Country: 'Italy',
Area: 301230,
Population_Urban: 0.69,
Population_Rural: 0.31,
Population_Total: 60676361,
GDP_Agriculture: 0.02,
GDP_Industry: 0.242,
GDP_Services: 0.738,
GDP_Total: 2147952,
},
{
ID: 7,
Country: 'Japan',
Area: 377835,
Population_Urban: 0.93,
Population_Rural: 0.07,
Population_Total: 126920000,
GDP_Agriculture: 0.012,
GDP_Industry: 0.275,
GDP_Services: 0.714,
GDP_Total: 4616335,
},
{
ID: 8,
Country: 'Russia',
Area: 17098242,
Population_Urban: 0.74,
Population_Rural: 0.26,
Population_Total: 146544710,
GDP_Agriculture: 0.039,
GDP_Industry: 0.36,
GDP_Services: 0.601,
GDP_Total: 1857461,
},
{
ID: 9,
Country: 'United States',
Area: 9147420,
Population_Urban: 0.81,
Population_Rural: 0.19,
Population_Total: 323097000,
GDP_Agriculture: 0.0112,
GDP_Industry: 0.191,
GDP_Services: 0.797,
GDP_Total: 17418925,
},
{
ID: 10,
Country: 'United Kingdom',
Area: 244820,
Population_Urban: 0.82,
Population_Rural: 0.18,
Population_Total: 65097000,
GDP_Agriculture: 0.007,
GDP_Industry: 0.21,
GDP_Services: 0.783,
GDP_Total: 2945146,
},
];
<!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/24.1.7/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>
#grid sup {
font-size: 0.8em;
vertical-align: super;
line-height: 0;
}
#long-title h3 {
font-family: 'Segoe UI Light', 'Helvetica Neue Light', 'Segoe UI', 'Helvetica Neue', 'Trebuchet MS', Verdana;
font-weight: 200;
font-size: 28px;
text-align: center;
margin-bottom: 20px;
}