Open a dialog on contextmenu item click in React Context menu component

30 Jan 20238 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:

index.jsx

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'));

index.tsx

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'));