public override object ConvertFrom
(
System.ComponentModel.ITypeDescriptorContext context,
System.Globalization.CultureInfo culture,
Object value
)
{
if (String.IsNullOrEmpty(value as string))
{
return(null); // TODO : supply err msg
}
String[] antennaData = (value as String).Split(new Char[] { ',' });
if (null == antennaData)
{
return(null); // TODO : supply err msg ~ improper arg
}
if (7 != antennaData.Length) // 8 with threshold value
{
return(null); // TODO : supply err msg ~ improper arg count
}
try
{
// TODO : split out parsing ? to better define which parms bad...
Source_Antenna antenna = new Source_Antenna(byte.Parse(antennaData[0]));
rfid.Constants.AntennaPortState state =
(rfid.Constants.AntennaPortState)Enum.Parse
(
typeof(rfid.Constants.AntennaPortState),
antennaData[1].ToUpper( )
);
antenna.State = state;
antenna.PowerLevel = UInt16.Parse(antennaData[2]);
antenna.DwellTime = UInt16.Parse(antennaData[3]);
antenna.NumberInventoryCycles = UInt16.Parse(antennaData[4]);
antenna.PhysicalPort = byte.Parse(antennaData[5]);
// Currently Rx is explicitly tied to Tx so cannot be set - ignore val
// antenna.PhysicalRxPort = UInt32.Parse( antennaData[ 6 ] );
// now using global threshold not per antenna...
// antenna.AntennaSenseThreshold = UInt32.Parse( antennaData[ 7 ] );
antenna.AntennaSenseThreshold = 0; // if using Source_Antenna to store, uses glob var
return(antenna);
}
catch (Exception)
{
// TODO : supply err msg ~ bad arg
return(null);
}
}
public Source_Antenna
(
byte port,
rfid.Constants.AntennaPortState state,
UInt16 powerLevel,
UInt16 dwellTime,
UInt16 numberInventoryCycles,
byte physicalPort,
UInt32 antennaSenseThreshold
)
:
base( )
{
this.port = port;
this.antennaResult = new Source_AntennaResult(port);
this.antennaConfig = new Source_AntennaConfig(port);
this.State = state;
this.PowerLevel = powerLevel;
this.DwellTime = dwellTime;
this.NumberInventoryCycles = numberInventoryCycles;
this.PhysicalPort = physicalPort;
this.AntennaSenseThreshold = antennaSenseThreshold;
}
