private void button1_Click(object sender, EventArgs e)
{
if (button1.Text == "关闭")
{
try
{
HandleRst rst = comm.OnStop();
comm.Dispose();
comm = null;
}
catch (Exception)
{
throw;
}
button1.Text = "打开";
}
else
{
string portName = cbxPortName.SelectedItem.ToString();
if (string.IsNullOrEmpty(portName))
{
MessageBox.Show("请选择一个串口！！！");
return;
}
int BaudRate;
if (!int.TryParse(cbxBaudList.Text, out BaudRate))
{
MessageBox.Show("请选择一个波特率！！！");
return;
}
comm = new SerialImpl(portName, BaudRate);
this.DialogResult = DialogResult.OK;
}
}
private void btnConn_Click(object sender, EventArgs e)
{
if (this.btnConn.Text == "断开")
{
try
{
HandleRst rst = conn.OnStop();
conn.Dispose();
conn = null;
}
catch (Exception)
{
throw;
}
btnConn.Text = "连接";
}
else
{
string strIP = RemoteIP.Text.Trim();
try
{
IPAddress ip = IPAddress.Parse(strIP);
}
catch (Exception)
{
MessageBox.Show("IP格式有错误，请重新输入！");
return;
}
int port = 0;
try
{
bool bflag = int.TryParse(RemotePort.Text.Trim(), out port);
if (!bflag)
{
MessageBox.Show("端口输入有错误，请重新输入！");
return;
}
}
catch (Exception)
{
MessageBox.Show("端口输入有错误，请重新输入！");
return;
}
conn = new TcpCliImpl(strIP, port);
this.DialogResult = DialogResult.OK;
}
}
