/// <summary>
///
/// </summary>
/// <param name="eventType"></param>
/// <param name="outXml"></param>
/// <returns></returns>
public static BarcodeEventArgs Parse(Int16 eventType, String outXml)
{
Contract.Requires(outXml != null);
Contract.Ensures(Contract.Result <BarcodeEventArgs>() != null);
BarcodeEventArgs eventArgs = new BarcodeEventArgs();
XElement outArgs = XDocument
.Parse(outXml)
.Elements("outArgs")
.FirstOrDefault();
XElement scanData = outArgs
.Elements("arg-xml")
.Elements("scandata")
.FirstOrDefault();
eventArgs.eventType = (BarcodeEventType)eventType;
eventArgs.scannerId = outArgs
.Elements("scannerID")
.Select(scannerId => scannerId.Value.ToInt32())
.FirstOrDefault();
eventArgs.modelNumber = scanData
.Elements("modelnumber")
.Select(modelnumber => modelnumber.Value.Trim())
.FirstOrDefault();
eventArgs.serialNumber = scanData
.Elements("serialnumber")
.Select(serialnumber => serialnumber.Value.Trim())
.FirstOrDefault();
eventArgs.guid = scanData
.Elements("GUID")
.Select(guid => guid.Value.ToGuid())
.FirstOrDefault();
eventArgs.dataType = scanData
.Elements("datatype")
.Select(dataType => (BarcodeDataType)dataType.Value.ToInt32())
.FirstOrDefault();
eventArgs.dataLabel = scanData
.Elements("datalabel")
.Select(dataLabel => dataLabel.Value
.Replace("0x", String.Empty)
.Split(' ')
.Select(v => Convert.ToByte(v, 16))
.DecodeToString(Encoding.UTF8))
.FirstOrDefault();
eventArgs.rawData = scanData
.Elements("rawdata")
.Select(dataLabel => dataLabel.Value
.Replace("0x", String.Empty)
.Split(' ')
.Select(v => Convert.ToByte(v, 16))
.ToArray())
.FirstOrDefault();
return(eventArgs);
}
private IObservable <BarcodeEventArgs> CreateWhenBarcodeScanned()
{
return(Observable.FromEvent(
(Action <BarcodeEventArgs> handler) =>
new _ICoreScannerEvents_BarcodeEventEventHandler(
delegate(Int16 eventType, ref String outXml)
{
handler(BarcodeEventArgs.Parse(eventType, outXml));
}),
handler => this.coreScanner.BarcodeEvent += handler,
handler => this.coreScanner.BarcodeEvent -= handler));
}
