Android开发：屏蔽，显示系统下拉状态栏

屏蔽系统下拉状态栏

@Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    //屏蔽系统下拉状态栏
        sendBroadcast(new Intent("android.intent.action.STATUSBAR_DISABLE"));
    }

显示系统下拉状态栏

@Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

//显示系统下拉状态栏
        sendBroadcast(new Intent("android.intent.action.STATUSBAR_ENABLE"));
    }