修改app类，把发送规则参数改为权限允许之后（7.0）；获取地图先要获取sn改到mainActvity里面，蓝牙连接且sn不为空，权限允许

endian11

2020-11-25 5f41a352c2bc933b3595a5c7c63f7f67c8ee5280

1
2
3
4
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" >
    <item android:state_pressed="true" android:drawable="@drawable/bg_item_select"></item>
</selector>