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";
}
});
}
}