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);
}
}
public static List <ScannerInfo> parseScannerXml <T>(string outXml) where T : IFixable
{
List <ScannerInfo> ret = new List <ScannerInfo>();
StringBuilder sb = new StringBuilder();
XmlReaderSettings xrs = new XmlReaderSettings();
XmlSerializer xs;
//XmlDeserializationEvents xde;
T myObj;
object anObj;
using (StringReader sr = new StringReader(outXml)) {
xrs.ValidationEventHandler += Xrs_ValidationEventHandler;
xrs.ValidationFlags |= XmlSchemaValidationFlags.ReportValidationWarnings;
using (XmlReader xr = XmlReader.Create(sr, xrs)) {
try {
xs = new XmlSerializer(typeof(ScannerData));
//xs.
//anObj = xs.Deserialize(xr, new XmlDeserializationEvents)
//xde = new XmlDeserializationEvents();
//xs.OnUnknownAttribute = unknownAttribute;
//xde.OnUnknownElement = unknownElement;
//xde.OnUnknownNode = unknownNode;
//xde.OnUnreferencedObject = unrefObj;
//anObj = xs.Deserialize(xr, xde);
xs.UnknownAttribute += foundUnknownAttribute;
xs.UnknownElement += foundUnknownElement;
xs.UnknownNode += foundUnknownNode;
xs.UnreferencedObject += foundUnrefObj;
anObj = xs.Deserialize(xr);
if (anObj != null)
{
myObj = (T)anObj;
myObj.fixup();
//anObj.
}
System.Diagnostics.Trace.WriteLine("here");
} catch (Exception ex) {
LogWrapper.log(MethodBase.GetCurrentMethod(), ex);
}
}
}
return(ret);
}
public bool open(short[] scannerTypesArray, out string status)
{
int zStatus;
LogWrapper.logInfo(string.Format("Open()"));
if (_IsOpen)
{
LogWrapper.logWarning(string.Format("Open() Zebra Scanner is already open"));
status = "OK";
return(true);
}
int appHandle = 0;
try {
short sizeOfScannerTypesArray = 1;
scannerTypesArray[0] = SCANNER_TYPES_ALL;
zStatus = STATUS_FAIL;
_CoreScanner.Open(appHandle, scannerTypesArray, sizeOfScannerTypesArray, out zStatus);
if (STATUS_SUCCESS == zStatus)
{
_IsOpen = true;
if (RegisterForEvents(out status) == false)
{
LogWrapper.logError(string.Format("RegisterForEvents() FAILED: {0}", status));
_IsOpen = false;
return(false);
}
status = "OK";
return(true);
}
else
{
status = decodeStatusMessage(zStatus);
LogWrapper.logError(string.Format("_CoreScanner.Open() FAILED: {0}", status));
return(false);
}
} catch (Exception ex) {
status = ex.Message;
LogWrapper.logError(string.Format("Open() FAILED: {0}", status));
return(false);
}
}
void tsmiTest_Click(object sender, EventArgs e)
{
short nscanners;
string zzz, status;
List <ScannerInfo> info1;
#if USE_COLT3
List <Colt3.ZebraScanner.ScannerInfo> info;
var ret = _scanner.GetScanners(out nscanners, out info, out zzz, out status);
#else
var ret = _scanner.GetScanners(out nscanners, out info, out zzz, out status);
#endif
if (ret)
{
//ZebraWrapper.parseScannerXml(zzz);
ZebraWrapper.parseScannerXml <ScannerData>(zzz);
}
LogWrapper.log(MethodBase.GetCurrentMethod());
//_scanner.
}
void formLoad(object sender, EventArgs ea)
{
string status;
#if USE_COLT3
_scanner = new Colt3.ZebraScanner.ZScanner();
#else
_scanner = new ZebraWrapper();
#endif
if (_scanner.Initialize(
OnZebraPlugAndPlayEventDelegate,
OnZebraBarcodeEventDelegate,
test1,
test2,
OnZebraScannerNotificationEventDelegate, OnZebraDisplayMessageDelegate,
out status) == false)
{
LogWrapper.logError(CL.makeSig(MethodBase.GetCurrentMethod()) + " " + status);
return;
}
LogWrapper.log(MethodBase.GetCurrentMethod(), "scanner initialized....");
short[] scannerTypeArray = new short[10];
#if USE_COLT3
if (_scanner.Open(scannerTypeArray, out status) == false)
{
LogWrapper.logError(CL.makeSig(MethodBase.GetCurrentMethod()) + " " + status);
return;
}
#else
//_scanner.Open ()
if (_scanner.open(scannerTypeArray, out status) == false)
{
LogWrapper.logError(CL.makeSig(MethodBase.GetCurrentMethod()) + " " + status);
return;
}
#endif
LogWrapper.log(MethodBase.GetCurrentMethod(), "scanner opened OK");
}
void OnVideoEvent(short eventType, int size, ref object sfvideoData, ref string pScannerData)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
public bool SetDeviceSwitchHostMode(string mode, bool silent, bool permanent, out string status, int scannerId = 1)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
status = null;
return(false);
}
void OnZebraDisplayMessageDelegate(string msg)
{
LogWrapper.log(MethodBase.GetCurrentMethod(), "MSG=" + msg);
}
void test1(long size, short imageFormat, byte[] frameBuffer)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
void OnZebraScannerNotificationEventDelegate(short notificationType, ref string scannerData)
{
LogWrapper.log("NOTIFYTYPE=" + notificationType);
}
static void unknownElement(object sender, XmlElementEventArgs e)
{
LogWrapper.log(MethodBase.GetCurrentMethod(), " found: " + e.Element.Name);
}
static void Xrs_ValidationEventHandler(object sender, ValidationEventArgs e)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
static void unrefObj(object sender, UnreferencedObjectEventArgs e)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
void OnScannerNotification(short notificationType, ref string pScannerData)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
public delegate void OnZebraDisplayMessageDelegate(string msg); internal void Close()
{
LogWrapper.log(MethodBase.GetCurrentMethod());
//throw new NotImplementedException();
}
void OnZebraPlugAndPlayEventDelegate(bool attached)
{
LogWrapper.log("attached=" + attached);
}
void OnZebraBarcodeEventDelegate(string barcode)
{
LogWrapper.log("barcode=" + barcode);
}
static void unknownNode(object sender, XmlNodeEventArgs e)
{
LogWrapper.log(MethodBase.GetCurrentMethod(), e.ObjectBeingDeserialized.GetType().Name + ": have " + e.NodeType + " called " + e.Name);
}
void OnImageEvent(short eventType, int size, short imageFormat, ref object sfImageData, ref string pScannerData)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
static void unknownAttribute(object sender, XmlAttributeEventArgs e)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
void OnBarcodeEventSdk(short eventType, ref string pscanData)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
void OnPNPEvent(short eventType, ref string ppnpData)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}
void test2(byte[] frameBuffer)
{
LogWrapper.log(MethodBase.GetCurrentMethod());
}