You can use the modal property to set the Speed Dial as modal which adds an overlay to prevent the background interaction.
{ /* Import the Speed Dial. */ }
import { SpeedDialComponent } from '@syncfusion/ej2-react-buttons';
import * as React from 'react';
import * as ReactDom from 'react-dom';
{ /* To render Speed Dial.*/ }
function App() {
const items = [
{ iconCss: 'e-icons e-cut' },
{ iconCss: 'e-icons e-copy' },
{ iconCss: 'e-icons e-paste' }
];
return (<div>
<div id="targetElement" style={{ position: 'relative', minHeight: '350px', border: '1px solid' }}></div>
<SpeedDialComponent id='speeddial' items={items} openIconCss='e-icons e-edit' modal={true} target='#targetElement'></SpeedDialComponent>
</div>);
}
export default App;
ReactDom.render(<App />, document.getElementById('button'));<!DOCTYPE html>
<html lang="en">
<head>
<title>Syncfusion React Floating Action Button</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/ej2/20.4.38/ej2-base/styles/material.css" rel="stylesheet" />
<link href="//cdn.syncfusion.com/ej2/20.4.38/ej2-buttons/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='button'>
<div id='loader'>Loading....</div>
</div>
</body>
</html>{/* Import the Speed Dial. */}
import { SpeedDialComponent, SpeedDialItemModel } from '@syncfusion/ej2-react-buttons';
import * as React from 'react';
import * as ReactDom from 'react-dom';
{/* To render Speed Dial.*/}
function App() {
const items: SpeedDialItemModel[] = [
{ iconCss:'e-icons e-cut'},
{ iconCss:'e-icons e-copy'},
{ iconCss:'e-icons e-paste'}
];
return (
<div>
<div id="targetElement" style={{position:'relative', minHeight:'350px', border:'1px solid'}}></div>
{/* Initialize the SpeedDial component with modal */}
<SpeedDialComponent id='speeddial' items={items} openIconCss='e-icons e-edit' modal={true} target='#targetElement'></SpeedDialComponent>
</div>
);
}
export default App;
ReactDom.render(<App />,document.getElementById('button'));