一、添加依赖
implementation 'cn.bingoogolapple:bga-qrcode-zxing:1.2.1'
二、布局
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<cn.bingoogolapple.qrcode.zxing.ZXingView
android:id="@+id/zxingview"
app:qrcv_animTime="1000"
app:qrcv_borderColor="@android:color/white"
app:qrcv_borderSize="1dp"
app:qrcv_cornerColor="@color/colorPrimaryDark"
app:qrcv_cornerLength="20dp"
app:qrcv_cornerSize="3dp"
app:qrcv_maskColor="#33FFFFFF"
app:qrcv_rectWidth="200dp"
app:qrcv_scanLineColor="@color/colorPrimaryDark"
app:qrcv_scanLineSize="1dp"
app:qrcv_topOffset="90dp"
android:layout_height="wrap_content"
android:layout_width="wrap_content" />
</android.support.constraint.ConstraintLayout>
三、Main代码
package com.gj.qrcodezxing;
import android.Manifest;
import android.content.pm.PackageManager;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;
import cn.bingoogolapple.qrcode.core.QRCodeView;
import cn.bingoogolapple.qrcode.zxing.ZXingView;
public class MainActivity extends AppCompatActivity implements QRCodeView.Delegate {
private ZXingView mZxingview;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
initView();
}
private void initView() {
mZxingview = findViewById(R.id.zxingview);
mZxingview.setDelegate(this);
//动态权限
String[] p = new String[]{Manifest.permission.CAMERA};
ActivityCompat.requestPermissions(MainActivity.this,p,1);
}
@Override
public void onScanQRCodeSuccess(String result) {
Toast.makeText(MainActivity.this, result, Toast.LENGTH_LONG).show();
}
@Override
public void onScanQRCodeOpenCameraError() {
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
if(grantResults.length>0){
int result = grantResults[0];
if(result==PackageManager.PERMISSION_GRANTED){
//权限同意
mZxingview.startSpot();
}else{
//权限拒绝
Toast.makeText(MainActivity.this, "请同意打开摄像头权限", Toast.LENGTH_SHORT).show();
}
}
}
}
四、注意加权限
<uses-permission android:name="android.permission.CAMERA"/>