react-native-uhf-sdk

Getting started

$ npm install react-native-uhf-sdk --save

Mostly automatic installation

$ react-native link react-native-uhf-sdk

Manual installation

Android

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

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

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

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

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

     compile project(':react-native-uhf-sdk')
   

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

   public class MainActivity extends ReactActivity {
        ......
       @Override
       public boolean onKeyDown(int keyCode, KeyEvent event){
           RNUhfModule.getInstance().onKeyDownEvent(keyCode,event);
           return super.onKeyDown(keyCode,event);
       }
   
       @Override
       public boolean onKeyUp(int keyCode, KeyEvent event){
           RNUhfModule.getInstance().onKeyUpEvent(keyCode,event);
           return super.onKeyUp(keyCode,event);
       }
       ......
   }
   

Usage

import RNUhf from 'react-native-uhf-sdk';

// TODO: What to do with the module?
componentDidMount() {
    RNUhf.init({
      info: (data) => {
        console.log("info", data);
      },
      scan: (data) => {
        console.log("scan", data);
      },
      fail: (err) => {
        console.log("fail", err);
      },
      onKeyDown: (keyCode,keyEvent) => {
        console.log(keyCode,scanKey,scanKeyCode);
      },
      onKeyUp:(keyCode,keyEvent) => {
        console.log(keyCode,scanKey,scanKeyCode);
      }
    });
}

RNUhf.getFirmware()
RNUhf.getVersion()
RNUhf.getMakerInfo()
RNUhf.getEpc()
RNUhf.scan()
RNUhf.stop()
RNUhf.getPower()
RNUhf.setPower(power)