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Open a dialog on ContextMenu item click in React ContextMenu component

02 Feb 2023 / 2 minutes to read

This section explains about how to open a dialog on ContextMenu item click. This can be achieved by handling dialog open in select event of the ContextMenu.

In the following sample, Dialog will open while clicking Save As... item:

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index.jsx
index.html
index.css
index.tsx
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import { ContextMenuComponent } from '@syncfusion/ej2-react-navigations';
import { DialogComponent } from '@syncfusion/ej2-react-popups';
import * as React from 'react';
import * as ReactDom from 'react-dom';
function App() {
    let dialogInstance;
    let position = { X: 100, Y: 100 };
    let visible = false;
    let buttons = [{
            buttonModel: {
                content: 'Submit',
                cssClass: 'e-flat',
                isPrimary: true
            },
            'click': () => {
                hide();
            }
        }];
    let menuItems = [
        {
            text: 'Back'
        },
        {
            text: 'Forward'
        },
        {
            text: 'Reload'
        },
        {
            separator: true
        },
        {
            text: 'Save As...'
        },
        {
            text: 'Print'
        },
        {
            text: 'Cast'
        }
    ];
    function hide() {
        dialogInstance.hide();
    }
    function select(args) {
        if (args.item.text === 'Save As...') {
            dialogInstance.show();
        }
    }
    return (<div className="container">
            <div id='target'>Right click / Touch hold to open the ContextMenu</div>
            <DialogComponent width='200px' height='110px' content='This file can be saved as PDF' buttons={buttons} visible={visible} position={position} ref={dialog => dialogInstance = dialog}/>
            <ContextMenuComponent id='contextmenu' target='#target' items={menuItems} select={select}/>
        </div>);
}
export default App;
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/ej2/20.4.48/ej2-base/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/20.4.48/ej2-buttons/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/20.4.48/ej2-lists/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/20.4.48/ej2-inputs/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/20.4.48/ej2-popups/styles/material.css" rel="stylesheet" />
    <link href="//cdn.syncfusion.com/ej2/20.4.48/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%;
}

#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 { ContextMenuComponent, MenuEventArgs, MenuItemModel } from '@syncfusion/ej2-react-navigations';
import { DialogComponent } from '@syncfusion/ej2-react-popups';
import * as React from 'react';
import * as ReactDom from 'react-dom';

function App() {
    let dialogInstance: DialogComponent;
    let position: any = { X: 100, Y: 100 };
    let visible: boolean = false;
    let buttons: any = [{
        buttonModel: {
            content: 'Submit',
            cssClass: 'e-flat',
            isPrimary: true
        },
        'click': () => {
            hide();
        }
    }];
    let menuItems: MenuItemModel[] = [
        {
            text: 'Back'
        },
        {
            text: 'Forward'
        },
        {
            text: 'Reload'
        },
        {
            separator: true
        },
        {
            text: 'Save As...'
        },
        {
            text: 'Print'
        },
        {
            text: 'Cast'
        }];

    function hide (): void {
        dialogInstance.hide();
    }
    function select(args: MenuEventArgs) {
        if (args.item.text === 'Save As...') {
            dialogInstance.show();
        }
    }
    return (
        <div className="container">
            <div id='target'>Right click / Touch hold to open the ContextMenu</div>
            <DialogComponent width='200px' height='110px' content='This file can be saved as PDF' buttons={buttons} visible={visible} position={position} ref={dialog => dialogInstance = dialog as DialogComponent} />
            <ContextMenuComponent id='contextmenu' target='#target' items={menuItems} select={select}/>
        </div>
    );
}
export default App;
ReactDom.render(<App />,document.getElementById('element'));
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