/*****************************************************************************************************
Desc: Gets variable user field information from format file stored at Zebra printer. Stores that information
* into an array for later processing.
******************************************************************************************************/
private FieldDescriptionData[] GetVarFieldNames()
{
String formatName = null;
// Create an array to store variable user field information of selected format file
FieldDescriptionData[] fieldNames = new FieldDescriptionData[] { };
try
{
if (cbFormatList.SelectedItem != null)
{
formatName = cbFormatList.SelectedItem.ToString();
}
else
{
MessageBox.Show("Please select format file to be printed.");
return fieldNames;
}
ZebraPrinter printer = getPrinter();
// Get the format file information
if (printer != null)
{
byte[] formatData = printer.GetFormatUtil().RetrieveFormatFromPrinter(formatName);
String formatString = Encoding.UTF8.GetString(formatData, 0, formatData.Length);
fieldNames = printer.GetFormatUtil().GetVariableFields(formatString);
}
else
{
MessageBox.Show("Device isn't connected.");
return fieldNames;
}
}
catch (ZebraPrinterConnectionException)
{
MessageBox.Show("Communication Error:\r\n Check Printer is on Or Connection has been established.\r\n");
return fieldNames;
}
catch (ZebraException)
{
MessageBox.Show("Zebra Printer Error: Can't retrieve variable field names");
return fieldNames;
}
catch (Exception)
{
MessageBox.Show("Error in retrieving variable field names");
return fieldNames;
}
return fieldNames;
}
private FieldDescriptionData[] GetVarFieldNames()
{
String formatName = formatListBox.SelectedItem.ToString();
FieldDescriptionData[] fieldNames = new FieldDescriptionData[] { };
try {
ZebraPrinter printer = getPrinter();
byte[] formatData = printer.GetFormatUtil().RetrieveFormatFromPrinter(formatName);
String formatString = Encoding.UTF8.GetString(formatData, 0, formatData.Length);
fieldNames = printer.GetFormatUtil().GetVariableFields(formatString);
} catch (ZebraPrinterConnectionException) {
updateGuiFromWorkerThread("Communication Error", Color.Red);
}
return(fieldNames);
}
