今天由于在做一个扫一扫,用到了别人精简的zxing,一开始我是想修改把继承AppCompatActivity修改成继承Activity
但是结果报错了,Cannot resolve method 'getSupportFragmentManager() 没办法,然后在网上搜了下,找到以下办法
https://blog.csdn.net/s297165331/article/details/52138317
super.onCreate(savedInstanceState); /getSupportActionBar().hide();getWindow().setFlags(WindowManager.LayoutParams.ALPHA_CHANGED, WindowManager.LayoutParams.ALPHA_CHANGED); ///setContentView(R.layout.activity_camera);//
起作用的两句是 setContentView上面那两句。
如果想状态栏也去掉
super.onCreate(savedInstanceState);/getSupportActionBar().hide();getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);///setContentView(R.layout.activity_camera);//