public SerialPortManager(SerialPortSetting setting)
{
this.PortSetting.AssignFrom(setting.ToString());
InitSerialPort();
}
/// <summary>
/// 从CSV 字符串中读取串口配置
/// "COM1,9600,8,1,1"
/// $"{settings.PortName},{settings.BaudRate},{settings.DataBits},{settings.StopBits},{settings.Parity}"
/// </summary>
/// <param name="setting"></param>
/// <param name="settingParam"></param>
/// <returns></returns>
public static SerialPortSetting AssignFrom(this SerialPortSetting setting, string settingParam)
{
if (string.IsNullOrEmpty(settingParam))
{
//返回默认值
return(setting);
}
if (string.Equals(setting.ToString(), settingParam))
{
//setting 没有变化
return(setting);
}
if (settingParam.Contains(","))
{
var values = settingParam.Split(',');
for (int i = 0; i < values.Length; i++)
{
var val = values[i];
if (string.IsNullOrEmpty(val))
{
continue;
}
switch (i)
{
case 0:
setting.PortName = val;
break;
case 1:
setting.SetProperty(s => s.BaudRate, val);
break;
case 2:
setting.SetProperty(s => s.DataBits, val);
break;
case 3:
setting.SetProperty(s => s.StopBits, val);
break;
case 4:
setting.SetProperty(s => s.Parity, val);
break;
case 5:
setting.SetProperty(s => s.Handshake, val);
break;
default:
if (string.Equals(val, "DTR", StringComparison.CurrentCultureIgnoreCase))
{
setting.Dtr = true;
}
if (string.Equals(val, "RTS", StringComparison.CurrentCultureIgnoreCase))
{
setting.Rts = true;
}
break;
}
}
}
else
{
if (SerialPort.GetPortNames().Contains(settingParam))
{
setting.PortName = settingParam;
}
}
setting.RasieOnChanged();
return(setting);
}