compile 'com.singleshu:ZxingPlus:1.1.4'

public class MainActivity extends AppCompatActivity {
 TextView test;
 ImageView imageView;
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  test = (TextView) findViewById(R.id.test);
  imageView = (ImageView) findViewById(R.id.image1);
  //6.0加上動態(tài)權限申請，需要在外面Acitvity做申請
  PermissionUtils.getInstance().requestPermission(this);
 }
 public void click(View view){
  switch (view.getId()){
   //生成二維碼
   case R.id.score:
    imageView.setImageBitmap(QRCodeUtil.CreateTwoDCode(test.getText().toString()));
    break;
   //掃描二維碼
   case R.id.scan:
    startActivity(new Intent(this,QRCodeScanAtivity.class));
    break;
   //生成二維碼帶圖標,這和圖片大小相關，默認取3/4顯示
   case R.id.scorewithlogo:
    imageView.setImageBitmap(QRCodeUtil.createWithLogo(test.getText().toString(), BitmapFactory.decodeResource(getResources(), R.drawable.timg)));
    break;
   //生成帶圖標二維碼,自設置大小 取 multipart/divisor顯示
   case R.id.custom_scorewithlogo:
    imageView.setImageBitmap(QRCodeUtil.createWithLogo(test.getText().toString(), BitmapFactory.decodeResource(getResources(), R.drawable.timg),1,4));
    break;
  }
 }
}

public class QRCodeScanAtivity extends DefaultQRScanActivity {
 //對控件的自定義，可以修改隱藏默認控件
 @Override
 protected void initCustomViewAndEvents() {
 }
 //掃描圖片結果解析回調 recode二維碼字符串
 @Override
 protected void onAlbumResult(int requestCode, int resultCode, String recode) {
  Bundle bundle = new Bundle();
  bundle.putString("result",recode);
  startActivity(new Intent(QRCodeScanAtivity.this,ResultActivity.class).putExtras(bundle));
  finish();
 }
 //二維碼圖片解析回調 rawResult 二維碼字符串
 @Override
 protected void handleDecodeResult(String rawResult, Bundle bundle) {
  bundle.putString("result",rawResult);
  startActivity(new Intent(QRCodeScanAtivity.this,ResultActivity.class).putExtras(bundle));
  finish();
 }
}

public class ResultActivity extends AppCompatActivity {
 TextView test2;
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_result);
  test2 = (TextView) findViewById(R.id.test2);
  if (getIntent() != null){
   Bundle bundle = getIntent().getExtras();
   String result = bundle.getString("result");
   test2.setText(result);
  }
 }
}