private string SelectCardFromList()
{
string retVal = "";
try
{
if (mCardDefList.Count == 0)
{
return(retVal);
}
List <OpsSelectionEntry> entryList = new List <OpsSelectionEntry>();
entryList.Add(new OpsSelectionEntry(0, "-- Detectar Tarjeta --", 0));
for (int index = 0; index < mCardDefList.Count; index++)
{
entryList.Add(new OpsSelectionEntry(index + 1, mCardDefList[index].IssuerName, index));
}
int selectedOption = OpsContext.SelectionRequest("Tarjetas", "Seleccione Tarjeta", entryList) ?? -1;
if (selectedOption > 0)
{
retVal = mCardDefList[selectedOption - 1].IssuerCode.TrimStart('0');
}
}
catch (Exception ex)
{
}
return(retVal);
}