/// <summary>
/// Find all connected devices
/// </summary>
/// <returns>A list of IMotorolaSnapiScanner</returns>
public List <IMotorolaBarcodeScanner> GetDevices()
{
var retval = new List <IMotorolaBarcodeScanner>();
if ((_scannerDriver == null) || !Open())
{
return(retval);
}
// Lets list down all the scanners connected to the host
short numberOfScanners; // Number of scanners expect to be used
var connectedScannerIDList = new int[32]; // Random number - more than expected
// List of scanner IDs to be returned
string outXml; //Scanner details output
int status; // Extended API return code
_scannerDriver.GetScanners(out numberOfScanners, connectedScannerIDList, out outXml, out status);
var xdoc = XDocument.Parse(outXml);
var scanners = xdoc.Descendants("scanner").ToList();
foreach (var s in scanners)
{
var scanner = new BarcodeScanner(_scannerDriver, s);
retval.Add(scanner);
}
return(retval);
}
public bool GetScanners(out short numberOfScanners, out List <ScannerInfo> scannerInfoList,
out string outXml,
out string status)
{
int scannerCount = 0, zStatus;
int[] connectedScannerIdArray;
ScannerInfo[] scannerInfoArray;
LogWrapper.log(MethodBase.GetCurrentMethod());
numberOfScanners = 0;
outXml = string.Empty;
scannerInfoList = new List <ScannerInfo>();
connectedScannerIdArray = new int[MAX_NUM_DEVICES];
try {
if (_IsOpen == false)
{
status = "Scanner is closed";
return(false);
}
_CoreScanner.GetScanners(out numberOfScanners, connectedScannerIdArray, out outXml, out zStatus);
if (STATUS_SUCCESS == zStatus)
{
if (numberOfScanners < 1)
{
status = "No Scanners Were Found";
return(false);
}
scannerInfoArray = new ScannerInfo[MAX_NUM_DEVICES];
for (int i = 0; i < MAX_NUM_DEVICES; i++)
{
scannerInfoArray[i] = new ScannerInfo();
}
scannerInfoList = parseScannerXml <ScannerData>(outXml);
//_Xml.ReadXmlstring_GetScanners(outXml, scannerInfoArray, numberOfScanners, out scannerCount, out status);
for (int i = 0; i < scannerCount; i++)
{
scannerInfoList.Add(scannerInfoArray[i]);
}
status = "OK";
return(true);
}
else
{
status = decodeStatusMessage(zStatus);
return(false);
}
} catch (Exception ex) {
status = ex.Message;
return(false);
}
}
/// <summary>
/// Barcode scan event
/// </summary>
//private void OnBarcodeEvent(short eventType, ref string pscanData)
//{
// Log("Barcode Event Fired on thread ");
// _DateTime = DateTime.Now;
// string dat = pscanData;
// if (dat != "")
// {
// //Decodes the xml and stores the value in _RawIN
// DecodeXml(dat);
// Debug.WriteLine($"Barcode => {_RawIN}");
// switch (opReady)
// {
// //Operator is scanned in
// case true:
// //Decode scan type
// switch (_RawIN[0])
// {
// //Operator sign in
// case '#':
// InvokeBeep(ExecCodes._3HighS);
// ChangeLed(ExecCodes._RedLEDOff);
// ChangeLed(ExecCodes._GreenLEDOn);
// //Post to UI thread
// uiSyncContext.Post((s) =>
// {
// Operator = _RawIN.Substring(1);
// opReady = true;
// }, null);
// break;
// //Part Scanned
// default:
// InvokeBeep(ExecCodes._1HighL);
// ChangeLed(ExecCodes._RedLEDOff);
// var bc = new Barcode(_RawIN, _DateTime, Operator, Fixture);
// //Check for duplicate serial scan from same operator
// foreach (var i in DataGrid)
// {
// //If not same operator then update DB/Datagrid
// if ((BarcodeTile)i.SerialNumber == _RawIN && i.OperatorName != Operator)
// {
// //Post to UI thread
// uiSyncContext.Post((s) =>
// {
// SQLite.UpdateBarcode(bc);
// DataGrid.RemoveAt(DataGrid.IndexOf(i));
// DataGrid.Insert(0, bc);
// }, null);
// return;
// }
// //Same operator scanned barcode twice
// else if (i.SerialNumber == _RawIN && i.OperatorName == Operator)
// {
// //Post to UI thread
// uiSyncContext.Post((s) =>
// {
// SQLite.DeleteBarcode(bc);
// DataGrid.RemoveAt(DataGrid.IndexOf(i));
// }, null);
// return;
// }
// }
// //Add new barcode to Datagrid
// uiSyncContext.Post((s) =>
// {
// if (SQLite.WriteBarcode(bc))
// {
// DataGrid.Insert(0, bc);
// }
// }, null);
// break;
// }
// break;
// //No operator is currently scanned in
// case false:
// InvokeBeep(ExecCodes._3LowL);
// ChangeLed(ExecCodes._RedLEDOn);
// break;
// }
// }
//}
/// <summary>
/// Checks for active connection with barcode scanner in SNAPI mode
/// </summary>
private void CheckForConn()
{
short numberOfScanners;
int[] connectedScannerIDList = new int[255];
cCoreScannerClass.GetScanners(out numberOfScanners, connectedScannerIDList,
out outXML, out status);
if (outXML.ToString().Length < 100)
{
Thread.Sleep(500);
}
else
{
sConnected = true;
}
}
/// <summary>
/// Get connected scanners using CoreScanner
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
// Initialize CoreScanner COM object
CoreScanner.CCoreScanner coreScannerObject = new CCoreScanner();
int appHandle = 0;
const short NumberOfScannerTypes = 1;
short[] scannerTypes = new short[NumberOfScannerTypes];
scannerTypes[0] = (short)ScannerType.All; // All scanner types
int status = -1;
try
{
// Open CoreScanner COM Object
coreScannerObject.Open(appHandle, // Application handle
scannerTypes, // Array of scanner types
NumberOfScannerTypes, // Length of scanner types array
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner Open() - Success");
short numOfScanners = 0;
string outXml = "";
int[] scannerIdList = new int[Constant.MaxNumDevices];
// Get connected scanners
coreScannerObject.GetScanners(out numOfScanners, // Returns number of scanners discovered
scannerIdList, // Returns array of connected scanner ids
out outXml, // Output xml containing discovered scanners information
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner GetScanners()- Success");
Console.WriteLine(" Total Scanners : " + numOfScanners);
string scannerIds = "";
Array.Resize(ref scannerIdList, numOfScanners);
scannerIds = String.Join(", ", scannerIdList);
Console.WriteLine(" Scanner IDs :" + scannerIds);
Console.WriteLine(" Out xml : " + Environment.NewLine + outXml);
}
else
{
Console.WriteLine("CoreScanner GetScanner() - Failed. Error Code : " + status);
}
}
else
{
Console.WriteLine("CoreScanner Open() - Failed. Error Code : " + status);
}
// Close CoreScanner COM Object
coreScannerObject.Close(appHandle, // Application handle
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner Close() - Success");
}
else
{
Console.WriteLine("CoreScanner Close() - Failed. Error Code : " + status);
}
}
catch (Exception exception)
{
Console.WriteLine("Exception : " + exception.ToString());
}
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
}
/// <summary>
/// Trigger scanner beep/LED using CoreScanner
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
// Initialize CoreScanner COM object
CoreScanner.CCoreScanner coreScannerObject = new CCoreScanner();
int appHandle = 0;
const short NumberOfScannerTypes = 1;
short[] scannerTypes = new short[NumberOfScannerTypes];
scannerTypes[0] = (short)ScannerType.All; // All scanner types
int status = -1;
int currentScannerId = 1;
try
{
// Open CoreScanner COM Object
coreScannerObject.Open(appHandle, // Application handle
scannerTypes, // Array of scanner types
NumberOfScannerTypes, // Length of scanner types array
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner Open() - Success");
short numOfScanners = 0;
string outXml = "";
int[] scannerIdList = new int[Constant.MaxNumDevices];
// Get connected scanners
coreScannerObject.GetScanners(out numOfScanners, // Returns number of scanners discovered
scannerIdList, // Returns array of connected scanner ids
out outXml, // Output xml containing discovered scanners information
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner GetScanners()- Success");
Console.WriteLine(" Total Scanners : " + numOfScanners);
string scannerIds = "";
Array.Resize(ref scannerIdList, numOfScanners);
scannerIds = String.Join(", ", scannerIdList);
Console.WriteLine(" Scanner IDs :" + scannerIds);
Console.WriteLine(" Out xml : " + Environment.NewLine + outXml);
if (numOfScanners > 0)
{
// Use first scanner
currentScannerId = scannerIdList[0];
// Trigger Scanner Beep
Console.WriteLine("Beep scanner (one short high) using setAction");
status = -1;
int opCode = (int)Opcode.SetAction;
// Beep: one short high - input xml
string inXml = "<inArgs>" +
"<scannerID>" + currentScannerId.ToString() + "</scannerID>" +
"<cmdArgs>" +
"<arg-int>" + (int)BeepCode.OneShortHigh + // Specify beeper code
"</arg-int>" +
"</cmdArgs>" +
"</inArgs>";
coreScannerObject.ExecCommand(opCode, // Opcode: for Scanner Beep (SET_ACTION)
ref inXml, // Input XML
out outXml, // Output XML
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("Scanner Beep() scanner ID:[" +
currentScannerId.ToString() + "] - Success");
}
else
{
Console.WriteLine("Scanner Beep() scanner ID:[" +
currentScannerId.ToString() + "] - Failed. Error Code : " + status);
}
Console.WriteLine();
Console.WriteLine("Trigger scanner LED3 (Red) on using setAction");
opCode = (int)Opcode.SetAction;
// Trigger scanner LED3(Red) on - input xml
inXml = "<inArgs>" +
"<scannerID>" + currentScannerId.ToString() + "</scannerID>" +
"<cmdArgs>" +
"<arg-int>" + (int)LEDCode.Led3On + // Specify LED code to switch on/off
"</arg-int>" +
"</cmdArgs>" +
"</inArgs>";
// Trigger scanner LED on
coreScannerObject.ExecCommand(opCode, // Opcode: for Scanner LED on (SET_ACTION)
ref inXml, // Input XML
out outXml, // Output XML
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("Scanner LED on, scanner ID:[" +
currentScannerId.ToString() + "] - Success");
}
else
{
Console.WriteLine("Scanner LED on, scanner ID:[" +
currentScannerId.ToString() + "] - Failed. Error Code : " + status);
}
Console.WriteLine("LED3 (red) switched on, press any key to continue.");
while (!Console.KeyAvailable)
{
Thread.Sleep(10);
}
Console.ReadKey();
Console.WriteLine();
Console.WriteLine("Trigger scanner LED3 (Red) off using setAction");
opCode = (int)Opcode.SetAction;
// Trigger scanner LED3 (Red) off - input xml
inXml = "<inArgs>" +
"<scannerID>" + currentScannerId.ToString() + "</scannerID>" +
"<cmdArgs>" +
"<arg-int>" + (int)LEDCode.Led3Off + // Specify LED code to switch on/off
"</arg-int>" +
"</cmdArgs>" +
"</inArgs>";
// Trigger scanner LED off
coreScannerObject.ExecCommand(opCode, // Opcode: for Scanner LED on (SET_ACTION)
ref inXml, // Input XML
out outXml, // Output XML
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("Scanner LED off, scanner ID:[" +
currentScannerId.ToString() + "] - Success");
}
else
{
Console.WriteLine("Scanner LED off, scanner ID:[" +
currentScannerId.ToString() + "] - Failed. Error Code : " + status);
}
Console.WriteLine("LED3 (red) switched off, press any key to continue.");
}
else
{
Console.WriteLine("CoreScanner GetScanner() - No scanners found");
}
}
else
{
Console.WriteLine("CoreScanner GetScanner() - Failed. Error Code : " + status);
}
}
else
{
Console.WriteLine("CoreScanner Open() - Failed. Error Code : " + status);
}
// Close CoreScanner COM Object
coreScannerObject.Close(appHandle, // Application handle
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner Close() - Success");
}
else
{
Console.WriteLine("CoreScanner Close() - Failed. Error Code : " + status);
}
}
catch (Exception exception)
{
Console.WriteLine("Exception : " + exception.ToString());
}
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
}
/// <summary>
/// Enable/Disable scanner using CoreScanner
/// </summary>
/// <param name="args"></param>
static void Main(string[] args)
{
// Initialize CoreScanner COM object
CoreScanner.CCoreScanner coreScannerObject = new CCoreScanner();
int appHandle = 0;
const short NumberOfScannerTypes = 1;
short[] scannerTypes = new short[NumberOfScannerTypes];
scannerTypes[0] = (short)ScannerType.All; // All scanner types
int status = -1;
try
{
// Open CoreScanner COM Object
coreScannerObject.Open(appHandle, // Application handle
scannerTypes, // Array of scanner types
NumberOfScannerTypes, // Length of scanner types array
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner Open() - Success");
short numOfScanners = 0;
string outXml = "";
int[] scannerIdList = new int[Constant.MaxNumDevices];
// Get connected scanners
coreScannerObject.GetScanners(out numOfScanners, // Returns number of scanners discovered
scannerIdList, // Returns array of connected scanner ids
out outXml, // Output xml containing discovered scanners information
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner GetScanners()- Success");
Console.WriteLine(" Total Scanners : " + numOfScanners);
string scannerIds = "";
Array.Resize(ref scannerIdList, numOfScanners);
scannerIds = String.Join(", ", scannerIdList);
Console.WriteLine(" Scanner IDs :" + scannerIds);
Console.WriteLine(" Out xml : " + Environment.NewLine + outXml);
Console.WriteLine("Disabling all scanners");
foreach (int scannerId in scannerIdList)
{
status = -1;
int opCode = (int)Opcode.DeviceScanDisable;
string inXml = "<inArgs>" +
"<scannerID>" + scannerId.ToString() + "</scannerID>" +
"</inArgs>";
// Disable Scanner
coreScannerObject.ExecCommand(opCode, // Opcode: Scanner Disable
ref inXml, // Input XML
out outXml, // Output XML
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner ScannerDisable() scanner ID:[" + scannerId.ToString() + "] - Success");
}
else
{
Console.WriteLine("CoreScanner ScannerDisable() scanner ID:[" + scannerId.ToString() + "] - Failed. Error Code : " + status);
}
}
Console.WriteLine("All scanners disabled, press any key to continue.");
while (!Console.KeyAvailable)
{
Thread.Sleep(10);
}
Console.ReadKey();
Console.WriteLine("Enabling all scanners");
foreach (int scannerId in scannerIdList)
{
status = -1;
int opCode = (int)Opcode.DeviceScanEnable;
string inXml = "<inArgs>" +
"<scannerID>" + scannerId.ToString() + "</scannerID>" +
"</inArgs>";
// Enable Scanner
coreScannerObject.ExecCommand(opCode, // Opcode: Scanner Enable
ref inXml, // Input XML
out outXml, // Output XML
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner ScannerEnable() scanner ID:[" + scannerId.ToString() + "] - Success");
}
else
{
Console.WriteLine("CoreScanner ScannerEnable() scanner ID:[" + scannerId.ToString() + "] - Failed. Error Code : " + status);
}
}
Console.WriteLine("All scanners enabled, press any key to continue.");
while (!Console.KeyAvailable)
{
Thread.Sleep(10);
}
Console.ReadKey();
}
else
{
Console.WriteLine("CoreScanner GetScanner() - Failed. Error Code : " + status);
}
}
else
{
Console.WriteLine("CoreScanner Open() - Failed. Error Code : " + status);
}
// Close CoreScanner COM Object
coreScannerObject.Close(appHandle, // Application handle
out status); // Command execution success/failure return status
if (status == (int)Status.Success)
{
Console.WriteLine("CoreScanner Close() - Success");
}
else
{
Console.WriteLine("CoreScanner Close() - Failed. Error Code : " + status);
}
}
catch (Exception exception)
{
Console.WriteLine("Exception : " + exception.ToString());
}
Console.WriteLine("Press any key to exit.");
Console.ReadKey();
}
