Esempio n. 1
0
        public static List <PrinterPort> GetAllPorts()
        {
            PORT_INFO_2[]      ports    = GetAvailablePorts("");
            List <PrinterPort> portList = new List <PrinterPort>();

            if (ports == null)
            {
                return(portList);               // retorna a lista vazia
            }
            foreach (PORT_INFO_2 port in ports)
            {
                PrinterPort printerPort = new PrinterPort();
                printerPort.Name        = port.pPortName;
                printerPort.Description = port.pDescription;
                printerPort.Type        = port.fPortType;

                portList.Add(printerPort);
            }
            return(portList);
        }
Esempio n. 2
0
 public static PrinterPort GetPort(String portName)
 {
     PORT_INFO_2[] ports = GetAvailablePorts("");
     if (ports == null)
     {
         return(null);               // nenhuma porta encontrada
     }
     foreach (PORT_INFO_2 port in ports)
     {
         if (port.pPortName.ToUpper() == portName.ToUpper())
         {
             PrinterPort printerPort = new PrinterPort();
             printerPort.Name        = port.pPortName;
             printerPort.Description = port.pDescription;
             printerPort.Type        = port.fPortType;
             return(printerPort);
         }
     }
     return(null);
 }
Esempio n. 3
0
        /// <summary>
        /// Verifica se a impressora está ligada em rede (através de porta TCP/IP)
        /// Localiza a porta da impressora no dicionário de portas e checa a propriedade "netAttached"
        /// </summary>
        private static Boolean IsNetworkAttached(ManagementObject printer, Dictionary <String, PrinterPort> portDic)
        {
            Boolean isNetworkAttached = false;

            // Verifica se a porta da impressora está presente no dicionário
            if (!portDic.ContainsKey((String)printer["PortName"]))
            {
                return(false);
            }

            PrinterPort printerPort = portDic[(String)printer["PortName"]];

            if (printerPort != null)
            {
                if ((printerPort.Type & PortTypeEnum.netAttached) == PortTypeEnum.netAttached)
                {
                    isNetworkAttached = true;
                }
            }

            return(isNetworkAttached);
        }