private void btnHotOpenDevice_Click(object sender, EventArgs e)
{
string port = this.txtHotPort.Text.Trim();
if (port.StartsWith("lpt"))
{
if (helper.Open(this.txtHotPort.Text.Trim()))
{
this.btnHotOpenDevice.Enabled = false;
this.btnHotCloseDevice.Enabled = true;
this.btnHotGetState.Enabled = true;
this.btnBeginPrint.Enabled = true;
this.btnEndPrint.Enabled = false;
this.btnPrintCommandOnce.Enabled = true;
this.lbOperationHint.Text = "打开并口成功！";
helper.Read(new HandleReturnStringDelegate(SetReadHint));
}
else
{
this.lbOperationHint.Text = "打开并口失败！";
}
}
else
{
try
{
if (helper2.Open(port, Convert.ToInt32(this.txtBaudRate.Text.Trim()),
(System.IO.Ports.Parity)Convert.ToInt32(this.txtParity.Text.Trim())
, Convert.ToInt32(this.txtDataBits.Text.Trim()),
(System.IO.Ports.StopBits)Convert.ToInt32(this.txtStopBit.Text.Trim())
))
{
this.btnHotOpenDevice.Enabled = false;
this.btnHotCloseDevice.Enabled = true;
this.btnHotGetState.Enabled = true;
this.btnBeginPrint.Enabled = true;
this.btnEndPrint.Enabled = false;
this.btnPrintCommandOnce.Enabled = true;
this.lbOperationHint.Text = "打开串口成功！";
helper2.Read(new HandleReturnStringDelegate(SetReadHint));
}
else
{
this.lbOperationHint.Text = "打开串口失败！";
}
}
catch (Exception ex)
{
MessageBoxHelper.Show(ex.ToString());
}
}
}
