import React from 'react';
import { HubConnectionBuilder, HttpTransportType } from '@aspnet/signalr';
import * as AspNetData from 'devextreme-aspnet-data-nojquery';
import Grid from './Grid.js';
import Guid from 'devextreme/core/guid';
const BASE_PATH = 'https://js.devexpress.com/Demos/NetCore/';
const url = `${BASE_PATH }api/DataGridCollaborativeEditing`;
const groupId = new Guid().toJSON();
function createStore() {
return AspNetData.createStore({
key: 'ID',
loadUrl: url,
insertUrl: url,
updateUrl: url,
deleteUrl: url,
onBeforeSend: function(operation, ajaxSettings) {
ajaxSettings.data.groupId = groupId;
}
});
}
const store1 = createStore();
const store2 = createStore();
function updateStores(events) {
store1.push(events);
store2.push(events);
}
class App extends React.Component {
constructor(props) {
super(props);
}
render() {
return (
<div className="tables">
<div className="column">
<Grid dataSource={store1} />
</div>
<div className="column">
<Grid dataSource={store2} />
</div>
</div>
);
}
}
const hubUrl = `${BASE_PATH}dataGridCollaborativeEditingHub?GroupId=${groupId}`;
const connection = new HubConnectionBuilder()
.withUrl(hubUrl, {
skipNegotiation: true,
transport: HttpTransportType.WebSockets
})
.build();
connection.start()
.then(function() {
connection.on('update', function(key, data) {
updateStores([{ type: 'update', key: key, data: data }]);
});
connection.on('insert', function(data) {
updateStores([{ type: 'insert', data: data }]);
});
connection.on('remove', function(key) {
updateStores([{ type: 'remove', key: key }]);
});
});
export default App;
import React from 'react';
import DataGrid, { Column, Editing, Paging, RequiredRule, RangeRule } from 'devextreme-react/data-grid';
import * as AspNetData from 'devextreme-aspnet-data-nojquery';
class Grid extends React.Component {
constructor(props) {
super(props);
this.maxDate = new Date(3000, 0);
this.statesStore = AspNetData.createStore({
key: 'ID',
loadUrl: 'https://js.devexpress.com/Demos/NetCore/api/DataGridStatesLookup'
});
}
render() {
return (
<DataGrid
dataSource={this.props.dataSource}
height={600}
showBorders={true}
repaintChangesOnly={true}
highlightChanges={true}
>
<Paging
enabled={false}
/>
<Editing
mode="cell"
refreshMode="reshape"
allowUpdating={true}
allowDeleting={true}
allowAdding={true}
useIcons={true}
/>
<Column
dataField="Prefix"
caption="Title"
width={50}
>
<RequiredRule />
</Column>
<Column
dataField="FirstName"
>
<RequiredRule />
</Column>
<Column
dataField="StateID"
caption="State"
lookup={{
dataSource: this.statesStore,
displayExpr: 'Name',
valueExpr: 'ID'
}}
>
<RequiredRule />
</Column>
<Column
dataField="BirthDate"
dataType="date"
>
<RangeRule
max={this.maxDate}
message="Date can not be greater than 01/01/3000"
/>
</Column>
</DataGrid>
);
}
}
export default Grid;
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/20.2.5/css/dx.common.css" />
<link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/20.2.5/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>
.tables {
display: flex;
}
.column:first-child {
width: 50%;
padding-right: 15px;
}
.column:last-child {
width: 50%;
padding-left: 15px;
}
System.config({
transpiler: 'plugin-babel',
meta: {
'devextreme/localization.js': {
"esModule": true
},
'devextreme-aspnet-data-nojquery': {
'esModule': true
},
},
paths: {
'npm:': 'https://unpkg.com/'
},
defaultExtension: 'js',
map: {
'react': 'npm:react@16.14.0/umd/react.development.js',
'react-dom': 'npm:react-dom@16.14.0/umd/react-dom.development.js',
'prop-types': 'npm:prop-types@15.7.2/prop-types.js',
'@aspnet/signalr': 'npm:@aspnet/signalr@1.0.0/dist/cjs',
'tslib': 'npm:tslib@2.1.0/tslib.js',
'devextreme-aspnet-data-nojquery': 'npm:devextreme-aspnet-data-nojquery@2.7.1/index.js',
'rrule': 'npm:rrule@2.6.6/dist/es5/rrule.js',
'luxon': 'npm:luxon@1.25.0/build/global/luxon.min.js',
'es6-object-assign': 'npm:es6-object-assign@1.1.0',
'devextreme': 'npm:devextreme@20.2.5',
'devextreme-react': 'npm:devextreme-react@20.2.5',
'jszip': 'npm:jszip@3.5.0/dist/jszip.min.js',
'devextreme-quill': 'npm:devextreme-quill@0.9.8/dist/dx-quill.min.js',
'devexpress-diagram': 'npm:devexpress-diagram@2.0.11/dist/dx-diagram.js',
'devexpress-gantt': 'npm:devexpress-gantt@2.0.18/dist/dx-gantt.js',
'preact': 'npm:preact@10.5.11/dist/preact.js',
'preact/hooks': 'npm:preact@10.5.11/hooks/dist/hooks.js',
// 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'
},
packages: {
'devextreme': {
defaultExtension: 'js'
},
'devextreme-react': {
main: 'index.js'
},
'devextreme/events/utils': {
main: 'index'
},
'devextreme/events': {
main: 'index'
},
'@aspnet/signalr': {
main: 'index.js',
defaultExtension: 'js'
},
'es6-object-assign': {
main: './index.js',
defaultExtension: 'js'
}
},
babelOptions: {
sourceMaps: false,
stage0: true,
react: true
}
});