private void ComPortComboBox_SelectedIndexChanged_1(object sender, EventArgs e)
{
ComboBox comboBox = (ComboBox)sender;
if (comboBox.SelectedIndex == -1)
{
return;
}
string portName = (string)comboBox.SelectedItem;
if (portName.Equals(""))
{
comboBox.SelectedItem = oldPort;
}
else
{
if (transmitter != null)
{
transmitter.close();
}
try
{
transmitter = new ComPortTransmitter(portName, this);
oldPort = portName;
}
catch (Exception ex)
{
comboBox.SelectedIndex = -1;
oldPort = "";
transmitter = null;
MessageBox.Show("Try choose another port");
}
}
}
private void ComPortComboBox_SelectedIndexChanged(object sender, EventArgs e)
{
ComboBox comPortsComboBox = (ComboBox)sender;
if (transmitter != null)
{
transmitter.DataRecived -= Transmitter_DataRecived;
transmitter.close();
}
if (comPortsComboBox.SelectedIndex == -1)
{
return;
}
try
{
transmitter = new ComPortTransmitter(comPortsComboBox.SelectedItem.ToString(), this);
}catch (Exception ex)
{
comPortsComboBox.SelectedIndex = -1;
MessageBox.Show("Can't open this port. Please try another.", "ERROR!!!!!!");
return;
}
transmitter.DataRecived += Transmitter_DataRecived;
}
