react-native-qr-gallery

Library to select an image from image gallery and read QR code from it

Getting started

$ npm install react-native-qr-gallery --save

Mostly automatic installation

$ react-native link react-native-qr-gallery

Manual installation

iOS

1. In XCode, in the project navigator, right click Libraries ➜ Add Files to [your project's name]
2. Go to node_modules ➜ react-native-qr-gallery and add RNQrGallery.xcodeproj
3. In XCode, in the project navigator, select your project. Add libRNQrGallery.a to your project's Build Phases ➜ Link Binary With Libraries
4. Run your project (Cmd+R)<

Android

1. Open up android/app/src/main/java/[...]/MainActivity.java

• Add import com.reactlibrary.RNQrGalleryPackage; to the imports at the top of the file
• Add new RNQrGalleryPackage() to the list returned by the getPackages() method

1. Append the following lines to android/settings.gradle:

   include ':react-native-qr-gallery'
   project(':react-native-qr-gallery').projectDir = new File(rootProject.projectDir, 	'../node_modules/react-native-qr-gallery/android')
   

2. Insert the following lines inside the dependencies block in android/app/build.gradle:

     compile project(':react-native-qr-gallery')
   

Usage

import RNQrGallery from 'react-native-qr-gallery';
 
try {
    const data = await RNQrGallery.readQRCode();
    if (data === 'CANCEL') {
        return;
    }
    alert(data);
} catch (e) {
    console.log('onError', e);
}