You can copy and paste a record in the Gantt chart by using the addRecord method and custom context menu. It is also possible to copy and paste the parent record with multiple hierarchical child records on the required position.
import * as React from 'react';
import * as ReactDOM from 'react-dom';
import { GanttComponent, Inject, Edit, Selection, ContextMenu } from '@syncfusion/ej2-react-gantt';
import { data } from './datasource';
class App extends React.Component {
constructor() {
super(...arguments);
this.taskFields = {
id: 'TaskID',
name: 'TaskName',
startDate: 'StartDate',
duration: 'Duration',
progress: 'Progress',
dependency: 'Predecessor',
child: 'subtasks'
};
this.editSettings = {
allowAdding: true,
allowEditing: true,
allowDeleting: true
};
this.contextMenuItems = [{ text: 'Copy', target: '.e-content', id: 'copy' },
{ text: 'Paste', target: '.e-content', id: 'paste' }
];
}
;
contextMenuClick(args) {
if (args.item.id === 'copy') {
this.copiedRecord = args.rowData;
this.copiedRecord.taskData.TaskID = this.gantt.currentViewData.length + 1;
}
if (args.item.id === 'paste') {
this.gantt.addRecord(this.copiedRecord.taskData, 'Below', args.rowData.index);
if (this.copiedRecord.hasChildRecords) {
this.addChildRecords(this.copiedRecord, args.rowData.index + 1);
}
this.copiedRecord = undefined;
}
}
;
contextMenuOpen(args) {
if (args.type !== 'Header') {
if (this.copiedRecord) {
args.hideItems.push('Copy');
}
else {
args.hideItems.push('Paste');
}
}
}
;
addChildRecords(record, index) {
for (var i = 0; i < record.childRecords.length; i++) {
var childRecord = record.childRecords[i];
childRecord.taskData.TaskID = this.gantt.currentViewData.length + 1;
this.gantt.addRecord(childRecord.taskData, 'Below', index);
if (childRecord.hasChildRecords) {
this.addChildRecords(childRecord, index + (i + 1));
}
}
}
;
render() {
return <GanttComponent dataSource={data} taskFields={this.taskFields} editSettings={this.editSettings} enableContextMenu={true} enableContextMenu={true} contextMenuItems={this.contextMenuItems} contextMenuClick={this.contextMenuClick.bind(this)} contextMenuOpen={this.contextMenuOpen.bind(this)} ref={gantt => this.gantt = gantt} height='450px'>
<Inject services={[Edit, ContextMenu, Selection]}/>
</GanttComponent>;
}
}
;
ReactDOM.render(<App />, document.getElementById('root'));<!DOCTYPE html>
<html lang="en">
<head>
<title>Syncfusion React Gantt</title>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta name="description" content="Essential JS 2 for React Components" />
<meta name="author" content="Syncfusion" />
<link href="https://cdn.syncfusion.com/ej2/20.1.57/material.css" rel="stylesheet" type="text/css"/>
<link href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
<script src="systemjs.config.js"></script>
<style>
#loader {
color: #008cff;
height: 40px;
left: 45%;
position: absolute;
top: 45%;
width: 30%;
}
</style>
</head>
<body>
<div id='root'>
<div id='loader'>Loading....</div>
</div>
</body>
</html>import * as React from 'react';
import * as ReactDOM from 'react-dom';
import { GanttComponent, Inject, Edit, Selection, ContextMenu } from '@syncfusion/ej2-react-gantt';
import { data } from './datasource';
class App extends React.Component {
constructor() {
super(...arguments);
this.taskFields = {
id: 'TaskID',
name: 'TaskName',
startDate: 'StartDate',
duration: 'Duration',
progress: 'Progress',
dependency: 'Predecessor',
child: 'subtasks'
};
this.editSettings = {
allowAdding: true,
allowEditing: true,
allowDeleting: true
};
this.contextMenuItems = [{ text: 'Copy', target: '.e-content', id: 'copy' },
{ text: 'Paste', target: '.e-content', id: 'paste' }
];
};
public copiedRecord: any;
contextMenuClick(args) {
if (args.item.id === 'copy') {
this.copiedRecord = args.rowData;
this.copiedRecord.taskData.TaskID = this.gantt.currentViewData.length + 1;
}
if (args.item.id === 'paste') {
this.gantt.addRecord(this.copiedRecord.taskData,'Below',args.rowData.index);
if(this.copiedRecord.hasChildRecords) {
this.addChildRecords(this.copiedRecord, args.rowData.index + 1);
}
this.copiedRecord = undefined;
}
};
contextMenuOpen(args) {
if (args.type !== 'Header') {
if (this.copiedRecord) {
args.hideItems.push('Copy');
} else {
args.hideItems.push('Paste');
}
}
};
addChildRecords(record: any, index: any) {
for(var i=0; i<record.childRecords.length; i++) {
var childRecord = record.childRecords[i];
childRecord.taskData.TaskID = this.gantt.currentViewData.length + 1;
this.gantt.addRecord(childRecord.taskData,'Below',index);
if(childRecord.hasChildRecords) {
this.addChildRecords(childRecord, index + (i+1));
}
}
};
render() {
return <GanttComponent dataSource={data} taskFields={this.taskFields} editSettings={this.editSettings} enableContextMenu={true} enableContextMenu={true} contextMenuItems={this.contextMenuItems} contextMenuClick={this.contextMenuClick.bind(this)} contextMenuOpen={this.contextMenuOpen.bind(this)} ref={gantt => this.gantt = gantt} height='450px'>
<Inject services={[Edit, ContextMenu, Selection]}/>
</GanttComponent>;
}
}
;
ReactDOM.render(<App />, document.getElementById('root'));