private bool ScannerInitialize()
{
Utils.Logging("ScannerInitialize");
try { _pr = new Pr22.DocumentReaderDevice(); }
catch (Exception ex)
{
MessageBox.Show("Can't initialize DocumentReaderDevice/n" + ex);
/*_socket.Emit(MainConfig.Initialize, new JObject
* {
* { "status", false },
* { "message", "Can't initialize DocumentReaderDevice/n" + ex },
* { "code", "APPREGISTER100A" }
* }.ToString()
* );*/
Utils.Logging("ScannerInitialize: Can't initialize DocumentReaderDevice");
return(true);
}
//Nhận máy quét
List <string> Devices = Pr22.DocumentReaderDevice.GetDeviceList();
//Kiểm tra máy quét
if (Devices.Count == 0)
{
MessageBox.Show("No scanner connected");
/* _socket.Emit(MainConfig.Initialize, new JObject
* {
* { "status", false },
* { "message", "No scanner connected" },
* { "code", "APPREGISTER100B" }
* }.ToString()
* );*/
Utils.Logging("ScannerInitialize: No scanner connected");
return(true);
}
//Nếu có máy quét thì thiết lập máy quét
_pr.Connection += DeviceConnected;
_pr.PresenceStateChanged += DocumentStateChanged;
_pr.ImageScanned += ImageScanned;
_pr.ScanFinished += ScanFinished;
Utils.Logging("ScannerInitialize: Done");
return(false);
}
public int prDisconnect()
{
/* Closing the device */
while (_pr != null)
{
try
{
if (ndoc != null)
{
ndoc.Dispose();
ndoc = null;
}
_pr.Scanner.CleanUpData();
_pr.Close();
_pr.Dispose();
_pr = null;
break;
}
catch (Exception)
{
//if (gxSystem.GetErrorCode() == (int)GX_ERROR_CODES.GX_EBUSY)
continue;
}
}
return 0;
}
public int prConnect()
{
if (_helper == null)
_helper = new Helper();
try
{
/* Opening the PR system */
_pr = new Pr22.DocumentReaderDevice(); /* Object for the PR system */
_pr.PresenceStateChanged += new EventHandler<Pr22.Events.DetectionEventArgs>(Motdet);
/*
if (_pr.TestPowerState() != 0)
{
ErrorMessage = "The power is off";
return -1;
}
*/
/* Validity check */
/* if (!_pr.IsValid())
{
ErrorMessage = "Failed to initialize!";
return 1303;
}
*/
/* Connecting to the first device */
_pr.UseDevice(0);
}
catch (Pr22.Exceptions.General e)
{
return _helper.GetErrorMessage(e, out _errorMessage);
}
catch (Exception e)
{
_errorMessage = e.Message + " --- prConnect()";
return 1305;
}
return 0;
}