判断当前网络状态与当前是什么网络类型
//返回值 -1:没有网络 1:WIFI网络2:wap网络3:net网络
public static int GetNetype(Context context)
{
int netType = -1;
ConnectivityManager connMgr = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo networkInfo = connMgr.getActiveNetworkInfo();
if(networkInfo==null)
{
return netType;
}
int nType = networkInfo.getType();
if(nType==ConnectivityManager.TYPE_MOBILE)
{
if(networkInfo.getExtraInfo().toLowerCase().equals("cmnet"))
{
netType = 3;
}
else
{
netType = 2;
}
}
else if(nType== ConnectivityManager.TYPE_WIFI)
{
netType = 1;
}
return netType;
}