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
showPreviews	Boolean	false	Shows previews BELOW the Dropzone
showPreviewsInDropzone	Boolean	true	Shows preview INSIDE the dropzone
showAlerts	Boolean	true	shows styled snackbar alerts when files are dropped, deleted or rejected.

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.

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
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
showAlerts	Boolean	true	shows styled snackbar alerts when files are dropped, deleted or

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