首先添加依赖
implementation ‘cn.bingoogolapple:bga-qrcode-zxing:1.2.5’
添加权限
布局
MainActivity
package com.lll.zxingsc;
import android.Manifest;
import android.annotation.SuppressLint;
import android.content.pm.PackageManager;
import android.graphics.Bitmap;
import android.os.Handler;
import android.os.Message;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.ImageView;
import android.widget.Toast;
import cn.bingoogolapple.qrcode.core.QRCodeView;
import cn.bingoogolapple.qrcode.zxing.QRCodeEncoder;
public class MainActivity extends AppCompatActivity {
private ImageView imageView;
Handler handler = new Handler(){
@Override
public void handleMessage(Message msg) {
Bitmap bitmap = (Bitmap) msg.obj;
imageView.setImageBitmap(bitmap);
}
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_zxing_image);
//找控件
setContentView(R.layout.activity_zxing_image);
imageView= findViewById(R.id.zxing_image);
new Thread(new Runnable() {
@Override
public void run() {
Bitmap bitmap = QRCodeEncoder.syncEncodeQRCode("沙雕",400);
Message message = handler.obtainMessage();
message.obj = bitmap;
handler.sendMessage(message);
}
}).start();
}
}