/// <summary>
/// 打开端口
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnOperatePort_Click(object sender, EventArgs e)
{
try
{
if (btnOperatePort.Text.Equals("打开端口"))
{
SerialPortHelper.OpenSerialPort(cboCOMList.Text, SerialPortStatus.Open);
lblSerialPortStatus.Text = "端口已打开";
lblStatusShow.BackColor = Color.Green;
btnOperatePort.Text = "关闭端口";
}
else
{
SerialPortHelper.OpenSerialPort(cboCOMList.Text, SerialPortStatus.Close);
lblSerialPortStatus.Text = "端口已关闭";
lblStatusShow.BackColor = Color.Red;
btnOperatePort.Text = "打开端口";
}
}
catch (Exception ex)
{
MessageBox.Show($"端口操作异常：{ex.Message}");
}
}
/// <summary>
/// 设置COM串口
/// </summary>
void OnOpenSerialPort()
{
if (File.Exists(IniFilePath))
{
INIFile inifile = new INIFile(IniFilePath);
string portName = inifile.IniReadValue("SerialPort", "PortName");
int baudRate = 9600;
Int32.TryParse(inifile.IniReadValue("SerialPort", "BaudRate"), out baudRate);
var serialHepler = new SerialPortHelper();
serialHepler.OnRecieveSerialMsg += serialHepler_OnRecieveSerialMsg;
serialHepler.OpenSerialPort(portName, baudRate);
}
else
{
XtraMessageBox.Show("串口配置文件不存在，请检查");
}
}
private void OpenCloseSerialPort(object sender, RoutedEventArgs e)
{
if (string.IsNullOrWhiteSpace(CmbComPort.Text))
{
LblPortStatus.Content = "知道什么叫打开串口吗？要先有串口，懂吗？";
return;
}
if (!SerialPortHelper.IsSerialPortOpened())
{
SerialPortHelper.OpenSerialPort(CmbComPort.Text,
((BaundRateSelectItem)CmbBoundRate.SelectedItem).Value,
((DataBitSelectItem)CmbDataBit.SelectedItem).Value,
((StopBitSelectItem)CmbStopBit.SelectedItem).Value,
((ParitySelectItem)CmbParity.SelectionBoxItem).Value);
}
else
{
SerialPortHelper.CloseSerialPort();
}
LblPortStatus.Content = SerialPortHelper.GetOperateMessage();
}
private void SwitchSerialPortStatus(object sender, RoutedEventArgs e)
{
if (!_portHelper.SerialPortIsOpen)
{
Dispatcher.Invoke(() =>
{
LockSerialPortParamControls(false);
_portHelper.OpenSerialPort(CmbComPort.Text
, (int)CmbBoundRate.SelectedValue
, (int)CmbDataBit.SelectedValue
, (StopBits)CmbStopBit.SelectedValue
, (Parity)CmbParity.SelectedValue);
if (_portHelper.SerialPortIsOpen)
{
BtnSwitchSerialPortStatus.Content = "关闭串口";
_messageBarMessage = "串口已经打开";
}
else
{
LockSerialPortParamControls(true);
_messageBarMessage = "串口打开失败，请检查是否被占用";
}
});
}
else
{
Dispatcher.Invoke(() =>
{
_portHelper.CloseSerialPort();
if (!_portHelper.SerialPortIsOpen)
{
BtnSwitchSerialPortStatus.Content = "打开串口";
LockSerialPortParamControls(true);
_messageBarMessage = "串口已经关闭";
}
});
}
}