Getting started in EJ2 TypeScript Spinner control
3 Nov 20234 minutes to read
This section explains how to create a simple Spinner component and configure its available functionalities in TypeScript, using Essential JS 2 quickstart seed repository.
This application is integrated with the
webpack.config.js
configuration and uses the latest version of the webpack-cli. It requires nodev14.15.0
or higher. For more information about webpack and its features, refer to the webpack documentation.
Set up development environment
Open the command prompt from the required directory, and run the following command to clone the Syncfusion JavaScript (Essential JS 2) quickstart project from GitHub.
git clone https://github.com/SyncfusionExamples/ej2-quickstart-webpack- ej2-quickstart
After cloning the application in the ej2-quickstart
folder, run the following command line to navigate to the ej2-quickstart
folder.
cd ej2-quickstart
Add Syncfusion JavaScript packages
Syncfusion JavaScript (Essential JS 2) packages are available on the npmjs.com public registry. You can install all Syncfusion JavaScript (Essential JS 2) controls in a single @syncfusion/ej2 package or individual packages for each control.
The quickstart application is preconfigured with the dependent @syncfusion/ej2 package in the ~/package.json
file. Use the following command to install the dependent npm packages from the command prompt.
npm install
Import the Syncfusion CSS styles
To render Spinner component, need to import Popups and its dependent components styles as given below in in the ~/src/styles/styles.css
file, as shown below:
@import '../../node_modules/@syncfusion/ej2-popups/styles/material.css';
Initialize the Spinner using createSpinner
method and show/hide the spinner using showSpinner
and hideSpinner
methods accordingly. Set the target to the spinner to render it based on specific target.
The following steps explains you on how to create and how to show/hide your Spinner.
- Import the
createSpinner
method fromej2-popups
library into your file as shown in below.
import { createSpinner } from '@syncfusion/ej2-popups';
- Show and hide this spinner by using
showSpinner
andhideSpinner
methods for loading in your page and import them in your file as shown in below.
import { showSpinner, hideSpinner } from '@syncfusion/ej2-popups';
Create the Spinner globally
The Spinner can be render globally in a page using public exported functions of the ej2-popups
package.
import { createSpinner, showSpinner, hideSpinner } from '@syncfusion/ej2-popups';
//createSpinner() method is used to create spinner
createSpinner({
// Specify the target for the spinner to show
target: document.getElementById('container')
});
// showSpinner() will make the spinner visible
showSpinner(document.getElementById('container'));
setInterval(function(){
// hideSpinner() method used hide spinner
hideSpinner(document.getElementById('container'));
}, 100000);
<!DOCTYPE html>
<html lang="en">
<head>
<title>EJ2 Spinner</title>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta name="description" content="TypeScript NumericTextBox Component" />
<meta name="author" content="Syncfusion" />
<link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-base/styles/material.css" rel="stylesheet" />
<link href="https://cdn.syncfusion.com/ej2/27.2.2/ej2-popups/styles/material.css" rel="stylesheet" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.38/system.js"></script>
<script src="systemjs.config.js"></script>
<script src="https://cdn.syncfusion.com/ej2/syncfusion-helper.js" type ="text/javascript"></script>
</head>
<body>
<div id='container'>
</div>
</body>
</html>