public static bool ZebraPrinter(String Result, String IDCode)
{
Printer printer = new Printer("ZDesigner GT800 (ZPL)");
//构件打印字符串static
StringBuilder hexBuilder = new StringBuilder(4 * 1024);
hexBuilder.Append("~CT~~CD,~CC^~CT~\n" +
"^XA~TA000~JSN^LT0^MNW^MTT^PON^PMN^LH0,0^JMA^PR5,5~SD15^JUS^LRN^CI0^XZ\n");
hexBuilder.Append(printer.TextToHex("中文", "000.GRF", 20));
hexBuilder.Append("^XA\n" +
"^MMT\n" +
"^PW609\n" +
"^LL0406\n" +
"^LS0\n" +
"^FT128,192^XG000.GRF,1,1^FS\n" +
"^PQ1,0,1,Y^XZ\n" +
"^XA^ID000.GRF^FS^XZ");
//打印
try
{
var printerConnection = new DriverPrinterConnection("ZDesigner GT800 (ZPL)");
printerConnection.Open();
printerConnection.Write(Encoding.UTF8.GetBytes(hexBuilder.ToString()));
printerConnection.Close();
return(true);
}
catch (Exception ex)
{
return(false);
}
}
public override ConnectionA GetConnection()
{
DiscoveredPrinterDriver driverPrinter = null;
List <DiscoveredPrinterDriver> printers = UsbDiscoverer.GetZebraDriverPrinters();
if (printers == null || printers.Count <= 0)
{
//MessageBox.Show("没有检测到打印机，请检查打印机是否开启！");
myEventLog.LogInfo("没有检测到打印机，请检查打印机是否开启！");
return(null);
}
driverPrinter = printers[0];
var connection = new DriverPrinterConnection(driverPrinter.Address);
connection.Open();
try
{
ZebraPrinterFactory.GetInstance(connection);
}
catch (Exception ex)
{
}
try
{
ZebraPrinterFactory.GetLinkOsPrinter(connection);
}
catch (Exception ex)
{
}
return(connection);
}
public async Task <bool> CetakZebraAsync(PrintTicket printData, string printerName)
{
var parser = new FileIniDataParser();
IniData iniData = parser.ReadFile("Configuration.ini");
string serverUrl = iniData["server"]["url"];
string serverApi = iniData["server"]["api"];
Connection conn = null;
try
{
conn = new DriverPrinterConnection(printerName);
conn.Open();
ZebraPrinter zebraPrinter = ZebraPrinterFactory.GetInstance(conn);
PrinterStatus printStatus = zebraPrinter.GetCurrentStatus();
if (printStatus.isReadyToPrint)
{
foreach (TicketData data in printData.tickets)
{
byte[] buffer1 = ASCIIEncoding.ASCII.GetBytes(data.ticket);
conn.SendAndWaitForResponse(buffer1, 1000, 1000, null);
await UpdateStatus(data.id, serverApi, serverUrl, "printed");
}
conn.Close();
return(true);
}
else
{
MessageBox.Show("Printer is not ready!");
foreach (TicketData data in printData.tickets)
{
await UpdateStatus(data.id, serverApi, serverUrl, "draft");
}
return(false);
}
}
catch (ConnectionException e)
{
MessageBox.Show(e.Message);
foreach (TicketData data in printData.tickets)
{
await UpdateStatus(data.id, serverApi, serverUrl, "draft");
}
return(false);
}
finally
{
try
{
if (conn != null)
{
conn.Close();
}
}
catch (ConnectionException e)
{
MessageBox.Show(e.Message);
}
}
}
private async void TestButton_Click(object sender, RoutedEventArgs e)
{
SetTestButtonState(false);
Connection printerConnection = null;
if (connectionSelector.ConnectionType == ConnectionType.Network)
{
try {
printerConnection = connectionSelector.GetConnection();
} catch (ConnectionException) {
UpdateStatusBarOnGui("Invalid Address and/or Port", ConnectionState.Error);
await Task.Delay(1000);
UpdateStatusBarOnGui("Not Connected", ConnectionState.Error);
return;
}
}
else if (connectionSelector.ConnectionType == ConnectionType.Bluetooth)
{
try {
printerConnection = connectionSelector.GetConnection();
} catch (ConnectionException) {
UpdateStatusBarOnGui("Invalid Mac Address", ConnectionState.Error);
await Task.Delay(1000);
UpdateStatusBarOnGui("Not Connected", ConnectionState.Error);
}
}
else if (connectionSelector.SelectedUsbPrinter is DiscoveredPrinterDriver printer)
{
try {
printerConnection = new DriverPrinterConnection(printer.PrinterName);
} catch (ConnectionException) {
return;
}
}
else if (connectionSelector.ConnectionType == ConnectionType.UsbDirect)
{
try {
printerConnection = connectionSelector.GetConnection();
} catch (ConnectionException) {
UpdateStatusBarOnGui("Invalid Address", ConnectionState.Error);
await Task.Delay(1000);
UpdateStatusBarOnGui("Not Connected", ConnectionState.Error);
return;
}
}
else
{
return;
}
await Task.Run(async() => {
try {
UpdateStatusBarOnGui("Connecting...", ConnectionState.Progress);
await Task.Delay(1500);
printerConnection.Open();
UpdateStatusBarOnGui("Connected", ConnectionState.Success);
await Task.Delay(1500);
UpdateStatusBarOnGui("Determining Printer Language...", ConnectionState.Progress);
await Task.Delay(1500);
PrinterLanguage printerLanguage = ZebraPrinterFactory.GetInstance(printerConnection).PrinterControlLanguage;
UpdateStatusBarOnGui("Printer Language " + printerLanguage.ToString(), ConnectionState.Info);
await Task.Delay(1500);
UpdateStatusBarOnGui("Sending Data...", ConnectionState.Progress);
printerConnection.Write(GetConfigLabel(printerLanguage));
} catch (ConnectionException) {
UpdateStatusBarOnGui("Communications Error", ConnectionState.Error);
} catch (ZebraPrinterLanguageUnknownException) {
UpdateStatusBarOnGui("Invalid Printer Language", ConnectionState.Error);
} finally {
try {
await Task.Delay(1000);
UpdateStatusBarOnGui("Disconnecting...", ConnectionState.Progress);
if (printerConnection != null)
{
printerConnection.Close();
}
await Task.Delay(1000);
UpdateStatusBarOnGui("Not Connected", ConnectionState.Error);
} catch (ConnectionException) {
} finally {
SetTestButtonState(true);
}
}
});
}