Row Selection
Documentation
The DataGrid widget offers two row selection modes. In this example, single row selection mode is used. The onSelectionChanged callback function is also used to display additional information below the DataGrid once a record has been selected.
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import React from 'react';
import DataGrid, { Column } from 'devextreme-react/data-grid';
import { employees } from './data.js';
class App extends React.Component {
constructor(props) {
super(props);
this.state = {
showEmployeeInfo: false,
selectedRowPicture: '',
selectedRowNotes: ''
};
this.onSelectionChanged = this.onSelectionChanged.bind(this);
}
render() {
return (
<React.Fragment>
<DataGrid
dataSource={employees}
selection={{ mode: 'single' }}
showBorders={true}
hoverStateEnabled={true}
keyExpr={'ID'}
onSelectionChanged={this.onSelectionChanged}
>
<Column dataField={'Prefix'} caption={'Title'} width={70} />
<Column dataField={'FirstName'} />
<Column dataField={'LastName'} />
<Column dataField={'Position'} width={180} />
<Column dataField={'BirthDate'} dataType={'date'} />
<Column dataField={'HireDate'} dataType={'date'} />
</DataGrid>
{
this.state.showEmployeeInfo &&
<div id={'employee-info'}>
<img src={this.state.selectedRowPicture} className={'employee-photo'} />
<p className={'employee-notes'}>{this.state.selectedRowNotes}</p>
</div>
}
</React.Fragment>
);
}
onSelectionChanged({ selectedRowsData }) {
const data = selectedRowsData[0];
this.setState({
showEmployeeInfo: !!data,
selectedRowNotes: data && data.Notes,
selectedRowPicture: data && data.Picture
});
}
}
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/18.2.7/css/dx.common.css" />
<link rel="dx-theme" data-theme="generic.light" href="https://cdn3.devexpress.com/jslib/18.2.7/css/dx.light.css" />
<link rel="stylesheet" type ="text/css" href ="styles.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>
<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>
#employee-info .employee-photo {
height: 100px;
float: left;
padding: 20px;
}
#employee-info .employee-notes {
padding-top: 20px;
text-align: justify;
}
.dark #employee-info .employee-notes {
color: rgb(181, 181, 181);
}
export const employees = [{
'ID': 1,
'FirstName': 'John',
'LastName': 'Heart',
'Prefix': 'Mr.',
'Position': 'CEO',
'Picture': '../../../../images/employees/01.png',
'BirthDate': '1964/03/16',
'HireDate': '1995/01/15',
'Notes': 'John has been in the Audio/Video industry since 1990. He has led DevAv as its CEO since 2003.\r\n\r\nWhen not working hard as the CEO, John loves to golf and bowl. He once bowled a perfect game of 300.',
'Address': '351 S Hill St.'
}, {
'ID': 20,
'FirstName': 'Olivia',
'LastName': 'Peyton',
'Prefix': 'Mrs.',
'Position': 'Sales Assistant',
'Picture': '../../../../images/employees/09.png',
'BirthDate': '1981/06/03',
'HireDate': '2012/05/14',
'Notes': 'Olivia loves to sell. She has been selling DevAV products since 2012. \r\n\r\nOlivia was homecoming queen in high school. She is expecting her first child in 6 months. Good Luck Olivia.',
'Address': '807 W Paseo Del Mar'
}, {
'ID': 4,
'FirstName': 'Robert',
'LastName': 'Reagan',
'Prefix': 'Mr.',
'Position': 'CMO',
'Picture': '../../../../images/employees/03.png',
'BirthDate': '1974/09/07',
'HireDate': '2002/11/08',
'Notes': 'Robert was recently voted the CMO of the year by CMO Magazine. He is a proud member of the DevAV Management Team.\r\n\r\nRobert is a championship BBQ chef, so when you get the chance ask him for his secret recipe.',
'Address': '4 Westmoreland Pl.'
}, {
'ID': 5,
'FirstName': 'Greta',
'LastName': 'Sims',
'Prefix': 'Ms.',
'Position': 'HR Manager',
'Picture': '../../../../images/employees/04.png',
'BirthDate': '1977/11/22',
'HireDate': '1998/04/23',
'Notes': 'Greta has been DevAV\'s HR Manager since 2003. She joined DevAV from Sonee Corp.\r\n\r\nGreta is currently training for the NYC marathon. Her best marathon time is 4 hours. Go Greta.',
'Address': '1700 S Grandview Dr.'
}, {
'ID': 6,
'FirstName': 'Brett',
'LastName': 'Wade',
'Prefix': 'Mr.',
'Position': 'IT Manager',
'Picture': '../../../../images/employees/05.png',
'BirthDate': '1968/12/01',
'HireDate': '2009/03/06',
'Notes': 'Brett came to DevAv from Microsoft and has led our IT department since 2012.\r\n\r\nWhen he is not working hard for DevAV, he coaches Little League (he was a high school pitcher).',
'Address': '1120 Old Mill Rd.'
}];
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@18.2',
'devextreme-react': 'npm:devextreme-react@18.2',
'jszip': 'npm:jszip@3.1.3/dist/jszip.min.js',
'quill': 'npm:quill@1.3.6/dist/quill.js',
// 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
}
});