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Customize Progressbar in React Uploader component

21 Oct 2021 / 1 minute to read

You can customize the progress bar’s size, color, and background by overriding the styles in uploader component. Refer to the following example.

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import { UploaderComponent } from '@syncfusion/ej2-react-inputs';
import * as React from 'react';
import * as ReactDOM from "react-dom";

export default class App extends React.Component<{}, {}> {
  public uploadObj: UploaderComponent;
  public path: object = {
      removeUrl: '',
      saveUrl: ''
  private dropAreaRef: HTMLElement;
  public onCreated(): void {
    this.uploadObj.dropArea = this.dropAreaRef;
    public render(): JSX.Element {
        return (
        <div className = 'control-pane' ref={dropAreaEle => this.dropAreaRef = dropAreaEle!}>
            <div className='control-section row uploadpreview'>
            <div className='col-lg-9'>
            <div className='upload_wrapper custom_progress' id="container">
                {/* Render Uploader */}
                <UploaderComponent id='fileUpload' type='file' ref = {upload => {this.uploadObj = upload !}}
                asyncSettings = {this.path} created={this.onCreated = this.onCreated.bind(this)}

ReactDOM.render(<App />, document.getElementById('fileupload'));
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#container {
margin: 0 auto;
width: 400px;
#loader {
color: #008cff;
font-family: 'Helvetica Neue','calibiri';
font-size: 14px;
height: 40px;
left: 45%;
position: absolute;
top: 45%;
width: 30%;

.custom_progress .e-upload .e-upload-files .e-upload-file-list .e-file-container .e-progress-inner-wrap .e-upload-progress-bar.e-upload-progress {
  background: yellow;
  height: 4px;

 .custom_progress .e-upload .e-upload-files .e-upload-file-list .e-file-container .e-progress-inner-wrap {
  height: 4px;
  background-color: lightblue;

You can also explore React File Upload feature tour page for its groundbreaking features. You can also explore our React File Upload example to understand how to browse the files which you want to upload to the server.