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Add or remove context menu items in React ContextMenu component

14 Apr 2021 / 2 minutes to read

ContextMenu items can be added or removed using the insertAfter, insertBefore and removeItems methods.

In the following example, the Display Settings menu items are added before the Personalize item, the Sort By menu items are added after the Refresh, and the Paste item is removed from context menu.

Source
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index.tsx
index.html
index.css
index.jsx
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import { enableRipple } from '@syncfusion/ej2-base';
import { ContextMenuComponent, MenuItemModel } from '@syncfusion/ej2-react-navigations';
import * as React from 'react';
import * as ReactDom from 'react-dom';

enableRipple(true);

class App extends React.Component {
  public cMenu: ContextMenuComponent;
  public menuItems: MenuItemModel[] = [
    {
        items: [
          {
            text: 'Large icons'
          },
          {
            text: 'Medium icons'
          },
          {
            text: 'Small icons'
          }
        ],
        text: 'View'
    },
    {
        text: 'Refresh'
    },
    {
        text: 'Paste'
    },
    {
        separator: true
    },
    {
        text: 'New'
    },
    {
        separator: true
    },
    {
        text: 'Personalize'
    }];
  constructor(props: any) {
    super(props);
    this.created = this.created.bind(this);
  }
  public created(): void {
    this.cMenu.insertAfter([{text: 'Sort By'}] , 'Refresh');
    this.cMenu.insertBefore([{text: 'Display Settings'}] , 'Personalize');
    this.cMenu.removeItems(['Paste']);
  };
  public render() {
    return (
            <div className="container">
              <div id='target'>Right click / Touch hold to open the ContextMenu</div>
               <ContextMenuComponent id="cmenu" ref={(scope) => this.cMenu = scope as ContextMenuComponent} target='#target' items={this.menuItems} created={this.created}/>
           </div>
        );
    }
}

ReactDom.render(<App />,document.getElementById('element'));
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<!DOCTYPE html>
<html lang="en">

<head>
    <title>Syncfusion React ContextMenu</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="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-buttons/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-lists/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-inputs/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-popups/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/ej2-navigations/styles/material.css" rel="stylesheet" />
    <link href="index.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
    <script src="systemjs.config.js"></script>
</head>

<body>
    <div id='element'>
        <div id='loader'>Loading....</div>
    </div>
</body>

</html>
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#loader {
	color: #008cff;
	height: 40px;
	left: 45%;
	position: absolute;
	top: 45%;
	width: 30%;
}

#target {
	border: 1px dashed;
	height: 150px;
	padding: 10px;
	position: relative;
	text-align: justify;
	color: gray;
	user-select: none;
}
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import { enableRipple } from '@syncfusion/ej2-base';
import { ContextMenuComponent } from '@syncfusion/ej2-react-navigations';
import * as React from 'react';
import * as ReactDom from 'react-dom';
enableRipple(true);
class App extends React.Component {
    constructor(props) {
        super(props);
        this.menuItems = [
            {
                items: [
                    {
                        text: 'Large icons'
                    },
                    {
                        text: 'Medium icons'
                    },
                    {
                        text: 'Small icons'
                    }
                ],
                text: 'View'
            },
            {
                text: 'Refresh'
            },
            {
                text: 'Paste'
            },
            {
                separator: true
            },
            {
                text: 'New'
            },
            {
                separator: true
            },
            {
                text: 'Personalize'
            }
        ];
        this.created = this.created.bind(this);
    }
    created() {
        this.cMenu.insertAfter([{ text: 'Sort By' }], 'Refresh');
        this.cMenu.insertBefore([{ text: 'Display Settings' }], 'Personalize');
        this.cMenu.removeItems(['Paste']);
    }
    ;
    render() {
        return (<div className="container">
              <div id='target'>Right click / Touch hold to open the ContextMenu</div>
               <ContextMenuComponent id="cmenu" ref={(scope) => this.cMenu = scope} target='#target' items={this.menuItems} created={this.created}/>
           </div>);
    }
}
ReactDom.render(<App />, document.getElementById('element'));