public override DeviceStatus Open()
{
if (Status == DeviceStatus.Opened)
{
return(Status);
}
if (!UseYN)
{
throw new Exception("고객표시기 사용 안함.");
}
Status = DeviceStatus.Closed;
try
{
TraceHelper.Instance.TraceWrite("Open()", "LineDisplay: {0}", Config.LogicalName);
var rc = m_device.Open(Config.LogicalName);
if (rc == (int)OPOS_Constants.OPOS_SUCCESS)
{
rc = m_device.ClaimDevice(5000);
if (rc == (int)OPOS_Constants.OPOS_SUCCESS)
{
Status = DeviceStatus.Opened;
}
else
{
Status = DeviceStatus.InitError;
}
}
else
{
Status = DeviceStatus.OpenError;
}
}
catch (Exception ex)
{
throw new Exception("고객표시기 오픈 오류.", ex);
}
base.Open();
return(Status);
}
/// <summary>
/// Establishes a connection to the specified line display.
/// </summary>
/// <param name="peripheralName">Name of scale device to open.</param>
/// <param name="characterSet">The character set.</param>
/// <param name="binaryConversion">If set to <c>true</c> [binary conversion].</param>
/// <param name="peripheralConfig">Configuration parameters of the peripheral.</param>
public void Open(string peripheralName, int characterSet, bool binaryConversion, PeripheralConfiguration peripheralConfig)
{
this.oposLineDisplayWorker = new WorkerThread <IOPOSLineDisplay>(() =>
{
IOPOSLineDisplay oposLineDisplay = new OPOSLineDisplay();
// Open
oposLineDisplay.Open(peripheralName);
OposHelper.CheckResultCode(this, oposLineDisplay.ResultCode);
// Claim
oposLineDisplay.ClaimDevice(OposHelper.ClaimTimeOut);
OposHelper.CheckResultCode(this, oposLineDisplay.ResultCode);
// Enable/Configure
oposLineDisplay.DeviceEnabled = true;
binaryConversionEnabled = binaryConversion;
if (characterSet != 0)
{
// If character set is not supported by device, then disable and error out.
if (!oposLineDisplay.CharacterSetList.Split(CharacterSetListSeparator).Any(p => p.Equals(characterSet.ToString(CultureInfo.InvariantCulture), StringComparison.OrdinalIgnoreCase)))
{
oposLineDisplay.ReleaseDevice();
oposLineDisplay.Close();
throw new PeripheralException(PeripheralException.LineDisplayCharacterSetNotSupported);
}
oposLineDisplay.CharacterSet = characterSet;
}
this.numberOfColumns = oposLineDisplay.Columns;
return(oposLineDisplay);
});
}
private void btnLineDisplay_Click(object sender, EventArgs e)
{
OPOSLineDisplay ld = new OPOSLineDisplay();
int nRC = ld.Open("DefaultPOSLineDisplay");
if (nRC == (int)OPOS_Constants.OPOS_SUCCESS)
{
nRC = ld.ClaimDevice(5000);
if (nRC == (int)OPOS_Constants.OPOS_SUCCESS)
{
ld.DeviceEnabled = true;
ld.DisplayTextAt(0, 0, "WELCOME To W-MALL",
(int)POS.Devices.OPOSLineDisplayConstants.DISP_DT_NORMAL);
ld.DisplayTextAt(1, 0, "TOTAL" + "30,000".PadLeft(26 - "TOTAL".Length - 6, ' '),
(int)POS.Devices.OPOSLineDisplayConstants.DISP_DT_NORMAL);
ld.DeviceEnabled = false;
ld.ReleaseDevice();
ld.Close();
}
}
}