- 新建一个SignalDetect对象
- initDevice(Context c)设备初始化,主要用于检测蓝牙是否连接
- connect()设备开启
- getAttention()获取attention值,返回的是int
example:
SignalDetect sd = new SignalDetect();
int status = sd.initDevice(MainActivity.this);
sd.connect();
switch (status) {
case 1:
attention = sd.getAttention();
break;
case 2:
Toast.makeText(this, "Unknown Error!", Toast.LENGTH_LONG);
break;
case -1:
Toast.makeText(this, "Unknown Error!", Toast.LENGTH_LONG);
break;
case 0:
attention = 0;
break;
default:
break;
}