private void btnHotCloseDevice_Click(object sender, EventArgs e)
{
string port = this.txtHotPort.Text.Trim();
if (port.StartsWith("lpt"))
{
if (helper.Close())
{
this.btnHotOpenDevice.Enabled = true;
this.btnHotCloseDevice.Enabled = false;
this.btnHotGetState.Enabled = false;
this.btnBeginPrint.Enabled = false;
this.btnEndPrint.Enabled = false;
this.btnPrintCommandOnce.Enabled = false;
this.lbOperationHint.Text = "关闭并口成功！";
}
else
{
this.lbOperationHint.Text = "关闭并口失败！";
}
}
else
{
if (helper2.Close())
{
this.btnHotOpenDevice.Enabled = true;
this.btnHotCloseDevice.Enabled = false;
this.btnHotGetState.Enabled = false;
this.btnBeginPrint.Enabled = false;
this.btnEndPrint.Enabled = false;
this.btnPrintCommandOnce.Enabled = false;
this.lbOperationHint.Text = "关闭串口成功！";
}
else
{
this.lbOperationHint.Text = "关闭串口失败！";
}
}
}