Android扫描和生成二维码

本文实例为大家分享了Android扫描和生成二维码的具体代码,供大家参考,具体内容如下 MainActivity.java public class MainActivity extends AppCompatActivity { private ImageView mImageView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Butto