FormSetting.cs
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using System.IO.Ports;
using System.Windows.Forms;
using MachineDll;
namespace App
{
public partial class FormSetting : Form
{
public FormSetting()
{
InitializeComponent();
ReadItsValue();
}
private void ReadItsValue()
{
cmbPortName.SelectedItem = SerialPortSetting.PortName;
txtBaud.Text = SerialPortSetting.BautRate.ToString();
txtDataBits.Text = SerialPortSetting.DataBits.ToString();
BindParity();
BindStopBits();
}
private void BindStopBits()
{
switch (SerialPortSetting.StopBits)
{
case StopBits.None:
cmbStopBits.SelectedIndex = 0;
break;
case StopBits.One:
cmbStopBits.SelectedIndex = 1;
break;
case StopBits.OnePointFive:
cmbStopBits.SelectedIndex = 2;
break;
case StopBits.Two:
cmbStopBits.SelectedIndex = 3;
break;
default:
ShowError();
break;
}
}
private void BindParity()
{
switch(SerialPortSetting.Parity)
{
case Parity.None:
cmbParity.SelectedIndex = 0;
break;
case Parity.Odd:
cmbParity.SelectedIndex = 1;
break;
case Parity.Even:
cmbParity.SelectedIndex = 2;
break;
default:
ShowError();
break;
}
}
private void ShowError()
{
MessageBox.Show("无效的数据读取");
btnConfirm.Enabled = false;
}
private void btnDefault_Click(object sender, System.EventArgs e)
{
SetDefaultValue();
}
private void SetDefaultValue()
{
cmbPortName.SelectedIndex = 0;
txtBaud.Text = "9600";
txtDataBits.Text = "8";
cmbParity.SelectedIndex = 0;
cmbStopBits.SelectedIndex = 1;
}
private void btnConfirm_Click(object sender, System.EventArgs e)
{
bool port = SetPortName();
bool baud = SetBaudRate();
bool Data = SetDataBits();
bool Parity = SetParity();
bool Stop = SetStopBits();
if (port && baud && Data && Parity && Stop)
{
Close();
}
else
{
MessageBox.Show("有错误的输入，请检查");
}
}
private bool SetStopBits()
{
switch (cmbStopBits.SelectedIndex)
{
case 0:
SerialPortSetting.StopBits = StopBits.None;
return true;
case 1:
SerialPortSetting.StopBits = StopBits.One;
return true;
case 2:
SerialPortSetting.StopBits = StopBits.OnePointFive;
return true;
case 3:
SerialPortSetting.StopBits = StopBits.Two;
return true;
default:
return false;
}
}
private bool SetParity()
{
switch(cmbParity.SelectedIndex)
{
case 0:
SerialPortSetting.Parity = Parity.None;
return true;
case 1:
SerialPortSetting.Parity = Parity.Odd;
return true;
case 2:
SerialPortSetting.Parity = Parity.Even;
return true;
default:
return false;
}
}
private bool SetDataBits()
{
int dataBits;
if (int.TryParse(txtDataBits.Text, out dataBits))
{
SerialPortSetting.DataBits = dataBits;
return true;
}
else
{
return false;
}
}
private bool SetBaudRate()
{
int baudRate;
if (int.TryParse(txtBaud.Text, out baudRate))
{
SerialPortSetting.BautRate = baudRate;
return true;
}
else
{
return false;
}
}
private bool SetPortName()
{
SerialPortSetting.PortName = cmbPortName.SelectedItem.ToString();
return true;
}
}
}