/material-ui-dropzone

A Material-UI file upload dropzone

Primary LanguageJavaScriptMIT LicenseMIT

material-ui-dropzone

Material-UI-dropzone is a React component using Material-UI and is based on the excellent react-dropzone library.

This components provide either a file-upload dropzone or a file-upload dropzone inside of a dialog. The file-upload dropzone features some snazzy "File Allowed/Not Allowed" effects, previews and alerts.

Installation

npm install --save material-ui-dropzone

Screenshots

This is the component:

When you drag a file onto the dropzone, you get a neat effect:


And if you drop in a wrong type of file, you'll get yelled at:

DropzoneArea Component

This components creates the dropzone, previews and snackbar notifications without a dialog

Usage

import React, {Component} from 'react'
import {DropzoneArea} from 'material-ui-dropzone'

class DropzoneAreaExample extends Component{
  constructor(props){
    super(props);
    this.state = {
      files: []
    };
  }
  handleChange(files){
    this.setState({
      files: files
    });
  }
  render(){
    return (
      <DropzoneArea 
        onChange={this.handleChange.bind(this)}
        />
    )  
  }
} 

export default DropzoneAreaExample;

DropzoneArea Component Properties

Name Type Default Description
acceptedFiles Array ['image/*', 'video/*', 'application/*'] A list of file mime types to accept. Does support wildcards.
filesLimit Number 3 Maximum number of files that can be loaded into the dropzone
maxFileSize Number 3000000 Maximum file size (in bytes) that the dropzone will accept
dropzoneText String 'Drag and drop an image file here or click' Text in dropzone
dropzoneClass String null Custom CSS class name for dropzone container.
showPreviews Boolean false Shows previews BELOW the Dropzone
showPreviewsInDropzone Boolean true Shows preview INSIDE the dropzone
useChipsForPreview Boolean false Uses deletable Material-ui Chip components to display file names
previewChipProps Object {} Props to pass to the Material-ui Chip components
showAlerts Boolean true shows styled snackbar alerts when files are dropped, deleted or rejected.
dropzoneParagraphClass String null Custom CSS class name for text inside the container.
showFileNamesInPreview Boolean false Shows file name under the image
showFileNames Boolean false Shows file name under the dropzone image.
initialFiles Array [] A list of urls of already uploaded images. Please take care of CORS

DropzoneArea Component Events

Name Return Params Description
onChange files(array) Fired when the user drops files into dropzone or deletes a file. Returns all the files currently loaded into the dropzone.
onDrop files(array) Fired when the user drops files into the dropzone. Returns the files dropped
onDropRejected files(array) Fired when a file is rejected because of wrong file type, size or goes beyond the filesLimit. Returns the files that were rejected
onDelete file Fired when a file is deleted from the previews panel.

DropzoneArea Componet Get Alert Messages

Name Params Return Params Description Default message
getFileLimitExceedMessage filesLimit String Get alert message to display when files limit is exceed Maximum allowed number of files exceeded. Only ${filesLimit} allowed
getFileAddedMessage fileName String Get alert message to display when a new file is added File ${fileName} successfully added.
getFileRemovedMessage fileName String Get alert message to display when a file is removed File ${fileName} removed.
getDropRejectMessage rejectedFile, acceptedFiles, maxFileSize String Get alert message to display when a file is removed File ${rejectedFile.name} was rejected..

DropzoneDialog Component

This component provides the dropzone inside of a dialog.

Usage

import React, { Component } from 'react'
import {DropzoneDialog} from 'material-ui-dropzone'
import Button from '@material-ui/core/Button';

export default class DropzoneDialogExample extends Component {
    constructor(props) {
        super(props);
        this.state = {
            open: false,
            files: []
        };
    }

    handleClose() {
        this.setState({
            open: false
        });
    }

    handleSave(files) {
        //Saving files to state for further use and closing Modal.
        this.setState({
            files: files, 
            open: false
        });
    }

    handleOpen() {
        this.setState({
            open: true,
        });
    }

    render() {
        return (
            <div>
                <Button onClick={this.handleOpen.bind(this)}>
                  Add Image
                </Button>
                <DropzoneDialog
                    open={this.state.open}
                    onSave={this.handleSave.bind(this)}
                    acceptedFiles={['image/jpeg', 'image/png', 'image/bmp']}
                    showPreviews={true}
                    maxFileSize={5000000}
                    onClose={this.handleClose.bind(this)}
                />
            </div>
        );
    }
}

DropzoneDialog Component Properties

Name Type Default Description
open Boolean false Required. Sets whether the dialog is open or closed
dialogTitle String true Sets dialog title.
dialogProps Object {} Props to pass to the Material-ui Dialog component
dropzoneText String true Sets dropzone text.
cancelButtonText String true Sets submit button text in dialog.
submitButtonText String true Sets cancel button text in dialog.
acceptedFiles Array ['image/*', 'video/*', 'application/*'] A list of file mime types to accept. Does support wildcards.
filesLimit Number 3 Maximum number of files that can be loaded into the dropzone
maxFileSize Number 3000000 Maximum file size (in bytes) that the dropzone will accept
showPreviews Boolean false Shows previews BELOW the Dropzone
showPreviewsInDropzone Boolean true Shows preview INSIDE the dropzone
useChipsForPreview Boolean false Uses deletable Material-ui Chip components to display file names
previewChipProps Object {} Props to pass to the Material-ui Chip components
showAlerts Boolean true shows styled snackbar alerts when files are dropped, deleted or
maxWidth String sm Sets dialog width. Width grows with the size of the screen.
fullWidth Boolean true If true, the dialog stretches to maxWidth.

DropzoneDialog Component Events

Name Return Params Description
onSave files(array) Fired when the user clicks the Submit button.
onClose event Fired when the modal is closed
onChange files(array) Fired when the user drops files into dropzone OR deletes a file. Returns all the files currently loaded into the dropzone.
onDrop files(array) Fired when the user drops files into the dropzone. Returns the files dropped
onDropRejected files(array) Fired when a file is rejected because of wrong file type, size or goes beyond the filesLimit. Returns the files that were rejected
onDelete file Fired when a file is deleted from the previews panel.

License

MIT