public PrintersItem AddUniqueItem(string strPrinter)
{
if (!string.IsNullOrEmpty(strPrinter) && strPrinter.Trim() != string.Empty)
{
var printersItem = new PrintersItem();
printersItem.Printer = strPrinter.Trim();
if (Items.Contains(printersItem, new CaseInsensitivePrinterItemComparer <PrintersItem>()))
{
return(Items.FirstOrDefault(i => i.Printer.ToLower() == printersItem.Printer.ToLower()));
}
Items.Add(printersItem);
return(printersItem);
}
return(null);
}
public override int GetHashCode(PrintersItem obj)
{
return(obj.GetHashCode());
}
public override bool Equals(PrintersItem x, PrintersItem y)
{
return(StringComparer.OrdinalIgnoreCase.Equals(x.Printer.Trim(), y.Printer.Trim()));
}