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https://github.com/frontend-collective/react-image-lightbox

React lightbox component
https://github.com/frontend-collective/react-image-lightbox

component image lightbox react

Last synced: 26 days ago
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React lightbox component

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README

        

> **NOTE**: This package is not maintained any more and will be archived.
>
> [react-photoswipe-gallery](https://www.npmjs.com/package/react-photoswipe-gallery) is a better-maintained and more feature-rich alternative (as of January 2023).

# React Image Lightbox

[![NPM](https://nodei.co/npm/react-image-lightbox.png)](https://npmjs.org/package/react-image-lightbox)
[![Build Status](https://github.com/frontend-collective/react-image-lightbox/actions/workflows/ci.yml/badge.svg)](https://github.com/frontend-collective/react-image-lightbox/actions?query=workflow%3ACI)
[![Coverage Status](https://coveralls.io/repos/github/frontend-collective/react-image-lightbox/badge.svg?branch=master)](https://coveralls.io/github/frontend-collective/react-image-lightbox?branch=master)

[![RIL Snapshot](https://user-images.githubusercontent.com/4413963/31209033-78f60df0-a9c3-11e7-8f83-69998d46973e.png)](https://frontend-collective.github.io/react-image-lightbox/)

A flexible lightbox component for displaying images in a React project.

[DEMO](https://frontend-collective.github.io/react-image-lightbox/)

Features

- Keyboard shortcuts (with rate limiting)
- Image Zoom
- Flexible rendering using src values assigned on the fly
- Image preloading for smoother viewing
- Mobile friendly, with pinch to zoom and swipe (Thanks, [@webcarrot](https://github.com/webcarrot)!)

## Example

```jsx
import React, { Component } from 'react';
import Lightbox from 'react-image-lightbox';
import 'react-image-lightbox/style.css'; // This only needs to be imported once in your app

const images = [
'//placekitten.com/1500/500',
'//placekitten.com/4000/3000',
'//placekitten.com/800/1200',
'//placekitten.com/1500/1500',
];

export default class LightboxExample extends Component {
constructor(props) {
super(props);

this.state = {
photoIndex: 0,
isOpen: false,
};
}

render() {
const { photoIndex, isOpen } = this.state;

return (


this.setState({ isOpen: true })}>
Open Lightbox

{isOpen && (
this.setState({ isOpen: false })}
onMovePrevRequest={() =>
this.setState({
photoIndex: (photoIndex + images.length - 1) % images.length,
})
}
onMoveNextRequest={() =>
this.setState({
photoIndex: (photoIndex + 1) % images.length,
})
}
/>
)}


);
}
}
```

Play with the code on the [example on CodeSandbox](https://codesandbox.io/s/l9n3vnz8yz)

## Options

| Property | Type | Description |
| :------------------------------ | :----: | :------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| mainSrc
_(required)_ | string | Main display image url |
| prevSrc | string | Previous display image url (displayed to the left). If left undefined, `onMovePrevRequest` will not be called, and the button not displayed |
| nextSrc | string | Next display image url (displayed to the right). If left undefined, `onMoveNextRequest` will not be called, and the button not displayed |
| mainSrcThumbnail | string | Thumbnail image url corresponding to `props.mainSrc`. Displayed as a placeholder while the full-sized image loads. |
| prevSrcThumbnail | string | Thumbnail image url corresponding to `props.prevSrc`. Displayed as a placeholder while the full-sized image loads. |
| nextSrcThumbnail | string | Thumbnail image url corresponding to `props.nextSrc`. Displayed as a placeholder while the full-sized image loads. |
| onCloseRequest
_(required)_ | func | Close window event. Should change the parent state such that the lightbox is not rendered |
| onMovePrevRequest | func | Move to previous image event. Should change the parent state such that `props.prevSrc` becomes `props.mainSrc`, `props.mainSrc` becomes `props.nextSrc`, etc. |
| onMoveNextRequest | func | Move to next image event. Should change the parent state such that `props.nextSrc` becomes `props.mainSrc`, `props.mainSrc` becomes `props.prevSrc`, etc. |
| onImageLoad | func | Called when an image loads.

`(imageSrc: string, srcType: string, image: object): void`
|
| onImageLoadError | func | Called when an image fails to load.
`(imageSrc: string, srcType: string, errorEvent: object): void`
|
| imageLoadErrorMessage | node | What is rendered in place of an image if it fails to load. Centered in the lightbox viewport. Defaults to the string `"This image failed to load"`. |
| onAfterOpen | func | Called after the modal has rendered. |
| discourageDownloads | bool | When `true`, enables download discouragement (preventing [right-click -> Save Image As...]). Defaults to `false`. |
| animationDisabled | bool | When `true`, image sliding animations are disabled. Defaults to `false`. |
| animationOnKeyInput | bool | When `true`, sliding animations are enabled on actions performed with keyboard shortcuts. Defaults to `false`. |
| animationDuration | number | Animation duration (ms). Defaults to `300`. |
| keyRepeatLimit | number | Required interval of time (ms) between key actions (prevents excessively fast navigation of images). Defaults to `180`. |
| keyRepeatKeyupBonus | number | Amount of time (ms) restored after each keyup (makes rapid key presses slightly faster than holding down the key to navigate images). Defaults to `40`. |
| imageTitle | node | Image title (Descriptive element above image) |
| imageCaption | node | Image caption (Descriptive element below image) |
| imageCrossOrigin | string | `crossorigin` attribute to append to `img` elements ([MDN documentation](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/img#attr-crossorigin)) |
| toolbarButtons | node[] | Array of custom toolbar buttons |
| reactModalStyle | Object | Set `z-index` style, etc., for the parent react-modal ([react-modal style format](https://github.com/reactjs/react-modal#styles)) |
| reactModalProps | Object | Override props set on react-modal (https://github.com/reactjs/react-modal) |
| imagePadding | number | Padding (px) between the edge of the window and the lightbox. Defaults to `10`. |
| clickOutsideToClose | bool | When `true`, clicks outside of the image close the lightbox. Defaults to `true`. |
| enableZoom | bool | Set to `false` to disable zoom functionality and hide zoom buttons. Defaults to `true`. |
| wrapperClassName | string | Class name which will be applied to root element after React Modal |
| nextLabel | string | `aria-label` and `title` set on the 'Next' button. Defaults to `'Next image'`. |
| prevLabel | string | `aria-label` and `title` set on the 'Previous' button. Defaults to `'Previous image'`. |
| zoomInLabel | string | `aria-label` and `title` set on the 'Zoom In' button. Defaults to `'Zoom in'`. |
| zoomOutLabel | string | `aria-label` and `title` set on the 'Zoom Out' button. Defaults to `'Zoom out'`. |
| closeLabel | string | `aria-label` and `title` set on the 'Close Lightbox' button. Defaults to `'Close lightbox'`. |
| loader | node | Custom Loading indicator for loading |

## Browser Compatibility

| Browser | Works? |
| :------ | :----- |
| Chrome | Yes |
| Firefox | Yes |
| Safari | Yes |
| IE 11 | Yes |

## Contributing

After cloning the repository and running `npm install` inside, you can use the following commands to develop and build the project.

```sh
# Starts a webpack dev server that hosts a demo page with the lightbox.
# It uses react-hot-loader so changes are reflected on save.
npm start

# Lints the code with eslint and my custom rules.
yarn run lint

# Lints and builds the code, placing the result in the dist directory.
# This build is necessary to reflect changes if you're
# `npm link`-ed to this repository from another local project.
yarn run build
```

Pull requests are welcome!

## License

MIT