public PrinterStatus GetPrinterStatus(string ipAddress)
{
Connection connection = new TcpConnection(ipAddress, TcpConnection.DEFAULT_ZPL_TCP_PORT);
try
{
connection.Open();
var printer = ZebraPrinterFactory.GetInstance(connection);
return(printer.GetCurrentStatus());
}
catch (ConnectionException e)
{
throw;
}
catch (ZebraPrinterLanguageUnknownException e)
{
throw;
}
finally
{
connection.Close();
}
}
private async Task <string> RetrieveFormatContentAsync(FormatViewModel format)
{
string formatContent = null;
Connection connection = null;
try {
await Task.Factory.StartNew(() => {
connection = ConnectionCreator.Create(ViewModel.SelectedPrinter);
connection.Open();
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(connection);
ZebraPrinterLinkOs linkOsPrinter = ZebraPrinterFactory.CreateLinkOsPrinter(printer);
formatContent = Encoding.UTF8.GetString(printer.RetrieveFormatFromPrinter(format.PrinterPath));
});
} catch (Exception e) {
await AlertCreator.ShowErrorAsync(this, e.Message);
} finally {
await Task.Factory.StartNew(() => {
try {
connection?.Close();
} catch (ConnectionException) { }
});
}
return(formatContent);
}
private void button1_Click(object sender, EventArgs e)
{
this.Hide();
System.Threading.Thread.Sleep(10000);
try
{
screen_image = GetScreenCapture(); //Get bitmap image of the screen
String myMacAddress = textBox1.Text; //Printer's Bluetooth MAC Address.
ZebraPrinterConnection zebraPrinterConnection = new BluetoothPrinterConnection(myMacAddress);
zebraPrinterConnection.Open();
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(zebraPrinterConnection);
int x = 10;
int y = 200;
zebraPrinterConnection.Write(Encoding.Default.GetBytes("! 0 200 200 1200 1\r\n"));
printer.GetGraphicsUtil().PrintImage(screen_image, x, y, -1, -1, true); //Print the screen caputre image.
zebraPrinterConnection.Write(Encoding.Default.GetBytes("FORM\r\nPRINT\r\n"));
zebraPrinterConnection.Close();
}
catch
{
MessageBox.Show("Unable to print screen image");
}
this.Show();
}
public static void PrintWareHouse(string WMS, string WMS_NM)
{
try
{
if (Printer == null)
{
Printer = ZebraPrinterFactory.GetInstance(PrinterConnection);
}
int DefaultX = 10;
int DefaultY = 10;
string command = "^XA" +
"^SEE:UHANGUL.DAT^FS" +
"^CW1,E:KFONT3.TTF" +
"^CI28^FS" +
"^CF1,35" + // 폰트설정
"^FO" + (DefaultX + 140).ToString() + "," + (DefaultY + 50).ToString() + "^FD" + WMS + ":" + WMS_NM + "^FS" +
"^BCN,70,N,N,N" + "^FO" + (DefaultX + 140).ToString() + "," + (DefaultY + 90).ToString() + "^FD" + WMS + "000001" + "^FS" +
"^FO" + (DefaultX + 160).ToString() + "," + (DefaultY + 170).ToString() + "^FD" + WMS + "000001" + "^FS";
command = command + "^XZ";
Printer.SendCommand(command);
}
catch (ConnectionException ex)
{
MessageBox.Show("프린트 실패" + Environment.NewLine + ex.ToString(), "실패", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (Exception ex)
{
MessageBox.Show("프린트 실패" + Environment.NewLine + ex.ToString(), "실패", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void UploadProfile(string profilePath, Connection connection)
{
if (connection != null)
{
try {
connection.Open();
ZebraPrinter genericPrinter = ZebraPrinterFactory.GetInstance(connection);
ZebraPrinterLinkOs printer = ZebraPrinterFactory.CreateLinkOsPrinter(genericPrinter);
if (printer != null)
{
printer.LoadProfile(profilePath, FileDeletionOption.NONE, false);
string printerAddress = connectionSelector.getConnectionAddress();
MessageBoxCreator.ShowInformation($"Profile loaded successfully to printer {printerAddress}", "Profile Uploaded Successfully");
}
else
{
MessageBoxCreator.ShowError("Profile loading is only available on Link-OS(TM) printers", "Error");
}
} catch (ConnectionException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} catch (ZebraPrinterLanguageUnknownException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} catch (IOException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} catch (Exception e) {
MessageBoxCreator.ShowError(e.Message, "Upload Profile Error");
} finally {
SetButtonStates(true);
try {
connection.Close();
} catch (ConnectionException) { }
}
}
}
/**
* When a ZebraPrinterConnection has been established, this method
* gets the printer and gathers information from the printer such as
* the printer language and prints to the printer
* **/
private void threadedConnect(String addressName)
{
try
{
/**
* Open the connection
* **/
connection.Open();
Thread.Sleep(1000);
}
catch (ZebraPrinterConnectionException)
{
updateGuiFromWorkerThread("Unable to connect with printer", Color.Red);
disconnect();
}
catch (Exception)
{
updateGuiFromWorkerThread("Error communicating with printer", Color.Red);
disconnect();
}
printer = null;
if (connection != null && connection.IsConnected())
{
/**
* Get the printer instance and the printer language, then print image
* **/
try
{
updateGuiFromWorkerThread("Getting printer...", Color.Goldenrod);
Thread.Sleep(1000);
printer = ZebraPrinterFactory.GetInstance(connection);
updateGuiFromWorkerThread("Got Printer, getting Language...", Color.LemonChiffon);
Thread.Sleep(1000);
PrinterLanguage pl = printer.GetPrinterControlLanguage();
updateGuiFromWorkerThread("Printer Language " + pl.ToString(), Color.LemonChiffon);
Thread.Sleep(1000);
updateGuiFromWorkerThread("Formatting Image", Color.AliceBlue);
printer.GetGraphicsUtil().PrintImage(image, 0, 0, 550, 412, false);
updateGuiFromWorkerThread("Printing To " + addressName, Color.Green);
Thread.Sleep(2000);
disconnect();
}
catch (ZebraPrinterConnectionException)
{
updateGuiFromWorkerThread("Unknown Printer Language", Color.Red);
printer = null;
Thread.Sleep(1000);
disconnect();
}
catch (ZebraPrinterLanguageUnknownException)
{
updateGuiFromWorkerThread("Unknown Printer Language", Color.Red);
printer = null;
Thread.Sleep(1000);
disconnect();
}
}
updateButtonFromWorkerThread(true);
}
private static void PrintImage(string address, int port)
{
Connection connection = new TcpConnection(address, port);
try
{
connection.Open();
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(PrinterLanguage.ZPL, connection);
int x = 0;
int y = 0;
printer.PrintImage("data/mooncake.png", x, y);
}
catch (ConnectionException e)
{
Console.WriteLine(e.ToString());
}
catch (ZebraPrinterLanguageUnknownException e)
{
Console.WriteLine(e.ToString());
}
catch (IOException e)
{
Console.WriteLine(e.ToString());
}
finally
{
connection.Close();
}
}
private void PrintFormat(object sender, DoWorkEventArgs e)
{
Dictionary <int, string> formatVars = GetFormatVariables();
try {
OpenConnection();
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(printerConnection);
string statusMessage = GetPrinterStatus(printer.GetCurrentStatus());
if (statusMessage != null)
{
errorMessage = "Printer Error: " + statusMessage + ". Please check your printer and try again.";
}
else
{
if (!lastFormatOpenedSource.Equals(FORMAT_SOURCE_PRINTER))
{
printerConnection.Write(Encoding.UTF8.GetBytes(lastFormatOpenedContents));
}
printer.PrintStoredFormat(lastFormatOpened, formatVars, "UTF-8");
statusMessage = GetPrinterStatus(printer.GetCurrentStatus());
if (statusMessage != null)
{
errorMessage = "Printer Error after Printing: " + statusMessage + ". Please check your printer.";
}
}
} catch (ConnectionException error) {
errorMessage = "Connection Error: " + error.Message;
} finally {
CloseConnection();
}
}
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);
}
private async void SendFileButton_Clicked(object sender, EventArgs eventArgs)
{
SetInputEnabled(false);
string filePath = null;
Connection connection = null;
try {
await Task.Factory.StartNew(() => {
connection = CreateConnection();
connection.Open();
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(connection);
filePath = CreateDemoFile(printer.PrinterControlLanguage);
printer.SendFileContents(filePath);
});
} catch (Exception e) {
await DisplayAlert("Error", e.Message, "OK");
} finally {
try {
connection?.Close();
} catch (ConnectionException) { }
if (filePath != null)
{
try {
new FileInfo(filePath).Delete();
} catch (Exception) { }
}
SetInputEnabled(true);
}
}
private void PrintFormat(string formatName)
{
Connection printerConnection = null;
try {
printerConnection = connectionSelector.GetConnection();
printerConnection.Open();
Dictionary <int, string> formatVars = GetFormatVariables();
ZebraPrinterFactory.GetInstance(printerConnection).PrintStoredFormat(formatName, formatVars, "UTF-8");
} catch (ArgumentException e) {
MessageBoxCreator.ShowError(e.Message, "Communication Error");
} catch (ConnectionException e) {
MessageBoxCreator.ShowError(e.Message, "Communication Error");
} catch (ZebraPrinterLanguageUnknownException e) {
MessageBoxCreator.ShowError(e.Message, "Communication Error");
} finally {
if (printerConnection != null)
{
try {
printerConnection.Close();
} catch (ConnectionException) { }
}
}
}
private static void TestPrint()
{
var connection = new TcpConnection("192.168.2.3", 9100);
try {
connection.Open();
var zebraPrinter = ZebraPrinterFactory.GetInstance(connection);
var path = $"{Directory.GetCurrentDirectory()}\\zpl\\biostoom.prn";
var status = zebraPrinter?.GetCurrentStatus();
if (status != null && status.isReadyToPrint)
{
var zpl = FormatZpl(path);
connection.Write(Encoding.UTF8.GetBytes(zpl));
}
else
{
// Do additional checks and log
// log status.isPaperOut
}
}
catch (ConnectionException e) {
Console.WriteLine(e.ToString());
}
finally {
connection.Close();
}
}
private async void CheckPrinterStatusButton_Clicked(object sender, EventArgs eventArgs)
{
SetInputEnabled(false);
PrinterStatusLabel.Text = "Checking printer status...";
Connection connection = null;
try {
await Task.Factory.StartNew(() => {
connection = CreateConnection();
connection.Open();
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(connection);
ZebraPrinterLinkOs linkOsPrinter = ZebraPrinterFactory.CreateLinkOsPrinter(printer);
PrinterStatus printerStatus = linkOsPrinter?.GetCurrentStatus() ?? printer.GetCurrentStatus();
Device.BeginInvokeOnMainThread(() => {
PrinterStatusLabel.Text = BuildPrinterStatusString(printerStatus);
});
});
} catch (Exception e) {
PrinterStatusLabel.Text = $"Error: {e.Message}";
await DisplayAlert("Error", e.Message, "OK");
} finally {
try {
connection?.Close();
} catch (ConnectionException) { }
SetInputEnabled(true);
}
}
private void statusUpdateThread()
{
try {
ZebraPrinterConnection connection = getConnection();
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(connection);
String statusMessages;
while (getConnection() != null && connection.IsConnected())
{
PrinterStatus printerStatus = printer.GetCurrentStatus();
PrinterStatusMessages messages = new PrinterStatusMessages(printerStatus);
String[] messagesArray = messages.GetStatusMessage();
statusMessages = "Ready to Print: " + Convert.ToString(printerStatus.IsReadyToPrint);
statusMessages += "\r\nLabels in Batch: " + Convert.ToString(printerStatus.LabelsRemainingInBatch);
statusMessages += "\r\nLabels in Buffer: " + Convert.ToString(printerStatus.NumberOfFormatsInReceiveBuffer) + "\r\n\r\n";
foreach (String message in messagesArray)
{
statusMessages += message + "\r\n";
}
Invoke(new statusEventHandler(updateStatusMessage), statusMessages);
Thread.Sleep(4000);
}
} catch (ZebraException) {
disconnected();
updateGuiFromWorkerThread("COMM Error! Disconnected", Color.Red);
}
}
/// <summary>
/// 获取ZebraPrinter
/// </summary>
/// <returns></returns>
public ZebraPrinter GetPrinter()
{
if (TryOpenPrinterConnection())
{
if (printer != null && printer.Connection.Connected == false)
{
myEventLog.LogInfo("Printer连接失败，重置Printer！");
lock (printerHelper)
{
printer = null;
}
}
if (printer == null)
{
lock (connectionHelper)
{
try
{
printer = ZebraPrinterFactory.GetInstance(connection);
}
catch (Exception ex)
{
myEventLog.LogError("Printer连接出错：" + ex.Message, ex);
}
}
}
}
return(printer);
}
/* Returns true if the printer is ready to print, else false
* Called before printing
*/
private static string CheckPrinterStatus(Connection conn)
{
ZebraPrinter printer = ZebraPrinterFactory.GetLinkOsPrinter(conn);
if (printer == null)
{
printer = ZebraPrinterFactory.GetInstance(PrinterLanguage.ZPL, conn);
}
PrinterStatus printerStatus = printer.GetCurrentStatus();
if (printerStatus.isReadyToPrint)
{
return("true");
}
else if (printerStatus.isPaused)
{
return("Error: Printer is paused");
}
else if (printerStatus.isHeadOpen)
{
return("Error: Printer head is open");
}
else if (printerStatus.isPaperOut)
{
return("Error: Paper is out");
}
return("Error");
}
/// <summary>
///
/// head.resolution.in_dpi:203
/// zpl.label_length:590
/// odometer.label_dot_length:590
/// media.width_sense.in_mm:104.1
/// media.width_sense.in_cm:10.41
/// media.width_sense.in_dots:832
/// media.width_sense.in_inches:4.099
/// sensor.width.cur:209
/// sensor.width.in_dots:832
///
/// </summary>
/// <param name="c"></param>
private static void DisplaySettings(Connection c)
{
ZebraPrinter genericPrinter = ZebraPrinterFactory.GetInstance(c);
ZebraPrinterLinkOs linkOsPrinter = ZebraPrinterFactory.CreateLinkOsPrinter(genericPrinter);
if (linkOsPrinter != null)
{
Console.WriteLine("Available Settings for myDevice");
HashSet <string> availableSettings = linkOsPrinter.GetAvailableSettings();
foreach (string setting in availableSettings)
{
Console.WriteLine($"{setting}: Range = ({linkOsPrinter.GetSettingRange(setting)})");
}
Console.WriteLine("\nCurrent Setting Values for myDevice");
Dictionary <string, string> allSettingValues = linkOsPrinter.GetAllSettingValues();
foreach (string settingName in allSettingValues.Keys)
{
Console.WriteLine($"{settingName}:{allSettingValues[settingName]}");
}
string darknessSettingId = "print.tone";
string newDarknessValue = "10.0";
if (availableSettings.Contains(darknessSettingId) &&
linkOsPrinter.IsSettingValid(darknessSettingId, newDarknessValue) &&
linkOsPrinter.IsSettingReadOnly(darknessSettingId) == false)
{
linkOsPrinter.SetSetting(darknessSettingId, newDarknessValue);
}
Console.WriteLine($"\nNew {darknessSettingId} Value = {linkOsPrinter.GetSettingValue(darknessSettingId)}");
}
}
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);
}
}
}
/**
* When a ZebraPrinterConnection has been established, this method
* gets the printer and gathers information from the printer such as
* the printer language. ToolsUtil will then be used to default the printer.
* **/
private void threadedConnect(String addressName)
{
try
{
/**
* Open the connection
* **/
connection.Open();
Thread.Sleep(1000);
}
catch (ZebraPrinterConnectionException)
{
updateGuiFromWorkerThread("Unable to connect with printer", Color.Red);
disconnect();
}
catch (Exception)
{
updateGuiFromWorkerThread("Error communicating with printer", Color.Red);
disconnect();
}
printer = null;
if (connection != null && connection.IsConnected())
{
/**
* Get the printer instance and the printer language, then do a factory default on the printer.
* **/
try
{
updateGuiFromWorkerThread("Getting printer...", Color.Goldenrod);
Thread.Sleep(1000);
printer = ZebraPrinterFactory.GetInstance(connection);
updateGuiFromWorkerThread("Got Printer, getting Language...", Color.LemonChiffon);
Thread.Sleep(1000);
PrinterLanguage pl = printer.GetPrinterControlLanguage();
updateGuiFromWorkerThread("Printer Language " + pl.ToString(), Color.LemonChiffon);
ToolsUtil printer_default = printer.GetToolsUtil();
printer_default.RestoreDefaults();
updateGuiFromWorkerThread("Restoring Defaults", Color.Aqua);
Thread.Sleep(1000);
disconnect();
}
catch (ZebraPrinterConnectionException)
{
updateGuiFromWorkerThread("Unknown Printer Language", Color.Red);
printer = null;
Thread.Sleep(1000);
disconnect();
}
catch (ZebraPrinterLanguageUnknownException)
{
updateGuiFromWorkerThread("Unknown Printer Language", Color.Red);
printer = null;
Thread.Sleep(1000);
disconnect();
}
}
}
//链接打印机
public static string LinkPrinter(string printerName, int port)
{
try
{
string ip = GetRegistryData(printerName + "\\DsSpooler", "portName");
if (ip == "" || ip.Split(new char[] { '.' }).Length != 4)
{
throw new ConnectionException("没找到IP");
}
foreach (string s in ip.Split(new char[] { '.' }))
{
int.Parse(s);
}
Ping pingSender = new Ping();
PingReply reply = pingSender.Send(ip, 1);;
if (reply.Status != IPStatus.Success)
{
throw new ConnectionException("链接失败！");
}
/*Ping pingSender = new Ping();
* Thread thread = new Thread(new ThreadStart()));
* thread.Start();
* PingReply reply = null;
* reply = pingSender.Send(ip, 1);//第一个参数为ip地址，第二个参数为ping的时间
*
* Func<string, int, PingReply> func = new Func<string, int, PingReply>(Printer.PingIP);
* reply = func(ip, 1);
*
* if (reply.Status != IPStatus.Success)
* throw new ConnectionException("链接失败！");*/
TcpConnection connection = new TcpConnection(ip, port);
connection.Open();
printerHTTP = ZebraPrinterFactory.GetInstance(connection);
linkOsPrinter = ZebraPrinterFactory.CreateLinkOsPrinter(printerHTTP);
printerStatus = printerHTTP.GetCurrentStatus();
}
catch (ConnectionException e)
{
printerHTTP = null;
FileTools.WriteLineFile(FileTools.exceptionFilePath, DateTime.Now.ToString() + " " + printerName + e.Message);
return(printerName + e.Message);
}
catch (FormatException e)
{
printerHTTP = null;
FileTools.WriteLineFile(FileTools.exceptionFilePath, DateTime.Now.ToString() + " " + printerName + "IP地址不正确！");
return(printerName + "IP地址不正确！");
}
return("");
}
public String[] ReadMagCard(int timeout)
{
bool error = true;
try
{
ThePrinterConn.Open();
printer = ZebraPrinterFactory.GetInstance(ThePrinterConn);
mcr = printer.GetMagCardReader();
PrinterStatus printerStatus = printer.GetCurrentStatus();
bool ready = printerStatus.IsReadyToPrint;
if (ready == false)
{
return(null);
}
//MagCardReader mcr = printer.GetMagCardReader();
if (mcr != null)
{
//read
String[] tracks = mcr.Read(timeout);
if (tracks[0] != "" || tracks[1] != "" || tracks[2] != "")
{
ready = printerStatus.IsReadyToPrint;
if (ready)
{
String header = "! 0 200 200 0 1";
ThePrinterConn.Write(Encoding.UTF8.GetBytes(header + "\r\nBEEP 1\r\nPRINT\r\n"));
}
}
//SystemSounds.Beep.Play();
return(tracks);
}
//thePrinterConn.Close();
error = false;
}
catch (Exception e)
{
Logger.Logger.Log(e);
error = true;
}
if (error)
{
return(null);
}
else
{
return(new String[3] {
"", "", ""
});
}
}
/*
* Connect to a printer using the Zebra API
*/
private void ConnectToPrinter()
{
DiscoveredUsbPrinter discoveredPrinter = UsbDiscoverer.GetZebraUsbPrinters(new ZebraPrinterFilter())[0];
Connection connection = discoveredPrinter.GetConnection();
connection.Open();
printer = ZebraPrinterFactory.GetInstance(connection);
ConnectionLabel.Text = "Printer Connected!";
}
/**
* Common function used to open the connection depending on connection
* type such as IP/DNS, Serial and Bluetooth(R). Sends a sample label
* to print for checking connectivity and then close the connection.
**/
private void threadedConnect(String addressName)
{
// Open the connection
try
{
connection.Open();
Thread.Sleep(1000);
}
catch (ZebraPrinterConnectionException)
{
updateGuiFromWorkerThread("Unable to connect with printer", Color.Red);
disconnect();
}
catch (Exception)
{
updateGuiFromWorkerThread("Error communicating with printer", Color.Red);
disconnect();
}
printer = null;
// If connection opened successfully than get the printer language and display it.
// Also sends a sample lable to print and than close the connection.
if (connection != null && connection.IsConnected())
{
try
{
updateGuiFromWorkerThread("Getting printer...", Color.Goldenrod);
Thread.Sleep(1000);
printer = ZebraPrinterFactory.GetInstance(connection);
updateGuiFromWorkerThread("Got Printer, getting Language...", Color.LemonChiffon);
Thread.Sleep(1000);
PrinterLanguage pl = printer.GetPrinterControlLanguage();
updateGuiFromWorkerThread("Printer Language " + pl.ToString(), Color.LemonChiffon);
Thread.Sleep(1000);
updateGuiFromWorkerThread("Connected to " + addressName, Color.Green);
Thread.Sleep(1000);
sendLabel();
Thread.Sleep(1000);
disconnect();
}
catch (ZebraPrinterConnectionException)
{
updateGuiFromWorkerThread("Unknown Printer Language", Color.Red);
printer = null;
Thread.Sleep(1000);
disconnect();
}
catch (ZebraPrinterLanguageUnknownException)
{
updateGuiFromWorkerThread("Unknown Printer Language", Color.Red);
printer = null;
Thread.Sleep(1000);
disconnect();
}
}
}
/**********************************************************************************
* Desc: This sends the selected image file to zebra printer for printing.
***********************************************************************************/
private void printImage(String filePath)
{
if (zebraPrinterConnection != null && macAddrBox.Text.Length == 12)
{
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(zebraPrinterConnection);
// Send image to print
printer.GetGraphicsUtil().PrintImage(filePath, 0, 0, 550, 412, false);
}
}
private void UpdateSettingsTable()
{
Connection connection = null;
try {
connection = connectionSelector.GetConnection();
connection.Open();
ZebraPrinter genericPrinter = ZebraPrinterFactory.GetInstance(connection);
ZebraPrinterLinkOs printer = ZebraPrinterFactory.CreateLinkOsPrinter(genericPrinter);
if (printer != null)
{
Dictionary <string, Sdk.Settings.Setting> settings = printer.GetAllSettings();
Application.Current.Dispatcher.Invoke(() => {
if (settings != null)
{
foreach (string key in settings.Keys)
{
viewModel.Settings.Add(new Setting {
Key = key, Value = settings[key].Value, Range = printer.GetSettingRange(key)
});
}
}
else
{
MessageBoxCreator.ShowError("Error reading settings", "Settings Error");
}
printerSettingsGrid.UnselectAll();
});
}
else
{
MessageBoxCreator.ShowError("Connected printer does not support settings", "Connection Error");
}
} catch (ConnectionException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} catch (ZebraPrinterLanguageUnknownException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} catch (SettingsException e) {
MessageBoxCreator.ShowError(e.Message, "Settings Error");
} catch (Exception e) {
MessageBoxCreator.ShowError(e.Message, "Save Settings Error");
} finally {
SetButtonStates(true);
try {
if (connection != null)
{
connection.Close();
}
} catch (ConnectionException) { }
}
}
private void commandPrint()
{
UsbConnection connection = null;
try
{
DiscoveredUsbPrinter usbPrinter = null;
List <DiscoveredUsbPrinter> printers = UsbDiscoverer.GetZebraUsbPrinters(new ZebraPrinterFilter());
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;
}
usbPrinter = printers[0];
connection = new UsbConnection(usbPrinter.Address);
connection.Open();
var printer = ZebraPrinterFactory.GetInstance(connection);
//printer.SendCommand("~JA");
var startTime = DateTime.Now;
var command = GetCommandFromDb();
Console.WriteLine($"生成打印命令花费时间：{(DateTime.Now - startTime).TotalMilliseconds}ms");
System.Console.WriteLine(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss fff"));
startTime = DateTime.Now;
for (int i = 0; i < 20; i++)
{
printer.SendCommand(command);
Console.WriteLine($"打印内容发送成功！花费时间：{(DateTime.Now - startTime).TotalMilliseconds}ms");
Thread.Sleep(200);
startTime = DateTime.Now;
}
//System.Console.WriteLine(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss fff"));
//printer.SendCommand(command);
//Console.WriteLine($"打印内容发送成功！花费时间：{(DateTime.Now - startTime).TotalMilliseconds}ms");
//Thread.Sleep(5000);
//printer.SendCommand("~JA");
}
catch (Exception e)
{
connection.Close();
}
}
/// <summary>
/// Set Printer Parameters
/// </summary>
/// <returns>The printer.</returns>
/// <param name="address">Address.</param>
public static PrintResult SetDefaultPrinterSettings(string address)
{
var result = new PrintResult();
IConnection connection = null;
try
{
connection = new BluetoothConnectionInsecure(address);
connection.Open();
using (var printer = ZebraPrinterFactory.GetInstance(PrinterLanguage.Zpl, connection))
{
// set printer to bluetooth classic only
printer.SendCommand("! U1 setvar \"bluetooth.le.controller_mode\" \"classic\"" + "\r\n");
// disable wifi
printer.SendCommand("! U1 setvar \"wlan.enable\" \"off\"" + "\r\n");
// disable wifi power save
printer.SendCommand("! U1 setvar \"wlan.power_save\" \"off\"" + "\r\n");
// disable bonding
printer.SendCommand("! U1 setvar \"bluetooth.bonding\" \"off\"" + "\r\n");
// disable sleep mode
printer.SendCommand("! U1 setvar \"power.sleep.enable\" \"off\"" + "\r\n");
// never power down due to inactivity
printer.SendCommand("! U1 setvar \"power.inactivity_timeout\" \"0\"" + "\r\n");
// set sleep timeout to 8 hours - not sure if sleep.enable = off overrides this?
printer.SendCommand("! U1 setvar \"power.sleep.timeout\" \"28000\"" + "\r\n");
}
result.Status = PrintStatus.Success;
return(result);
}
catch (Exception exception)
{
Microsoft.AppCenter.Crashes.Crashes.TrackError(exception);
result.Message = "Print failed. Check the printer is switched on and try again.";
result.Status = PrintStatus.PrintException;
return(result);
}
finally
{
Thread.Sleep(SignaturePauseMilliseconds);
connection.Close();
}
}
public async void SendZplPalletAsync(string header, string ipAddr)
{
Connection connection = null;
try
{
if (!string.IsNullOrEmpty(ipAddr))
{
connection = new TcpConnection(ipAddr, 9100);
}
else
{
myPrinter = ConstantManager.PrinterSetting;
connection = myPrinter.GetConnection();
}
await Task.Run(async() => {
try
{
connection.Open();
PrinterLanguage printerLanguage = ZebraPrinterFactory.GetInstance(connection).PrinterControlLanguage;
connection.Write(GetTestLabelBytes(printerLanguage, header));
await Task.Delay(1000);
}
catch (Exception e)
{
// Connection Exceptions and issues are caught here
Device.BeginInvokeOnMainThread(async() =>
{
await _dialogService.DisplayAlertAsync("Error", $"Error: {e.Message}", "Ok");
});
}
finally
{
try
{
connection?.Close();
}
catch (ConnectionException) { }
}
});
}
catch (Exception ex)
{
// Connection Exceptions and issues are caught here
Device.BeginInvokeOnMainThread(async() =>
{
await _dialogService.DisplayAlertAsync("Error", "Could not connect to printer", "Ok");
});
Crashes.TrackError(ex);
}
}
private void threadedConnect(String addressName)
{
try
{
connection.Open();
Thread.Sleep(1000);
}
catch (ZebraPrinterConnectionException)
{
updateGuiFromWorkerThread("Unable to connect with printer", Color.Red);
disconnect();
}
catch (Exception)
{
updateGuiFromWorkerThread("Error communicating with printer", Color.Red);
disconnect();
}
printer = null;
if (connection != null && connection.IsConnected())
{
try
{
updateGuiFromWorkerThread("Getting printer...", Color.Goldenrod);
Thread.Sleep(1000);
printer = ZebraPrinterFactory.GetInstance(connection);
updateGuiFromWorkerThread("Got Printer, getting Language...", Color.LemonChiffon);
Thread.Sleep(1000);
PrinterLanguage pl = printer.GetPrinterControlLanguage();
updateGuiFromWorkerThread("Printer Language " + pl.ToString(), Color.LemonChiffon);
Thread.Sleep(1000);
updateGuiFromWorkerThread("Connected to " + addressName, Color.Green);
Thread.Sleep(1000);
//disconnect();
}
catch (ZebraPrinterConnectionException)
{
updateGuiFromWorkerThread("Unknown Printer Language", Color.Red);
printer = null;
Thread.Sleep(1000);
disconnect();
}
catch (ZebraPrinterLanguageUnknownException)
{
updateGuiFromWorkerThread("Unknown Printer Language", Color.Red);
printer = null;
Thread.Sleep(1000);
disconnect();
}
}
updateButtonFromWorkerThread(true);
}
private void GetPrinterStatus()
{
Connection printerConnection = null;
Task.Run(() => {
try {
printerConnection = connectionSelector.GetConnection();
printerConnection.Open();
ZebraPrinter printer = ZebraPrinterFactory.GetInstance(printerConnection);
ZebraPrinterLinkOs linkOsPrinter = ZebraPrinterFactory.CreateLinkOsPrinter(printer);
ZebraPrinterStatus status = (linkOsPrinter != null) ? linkOsPrinter.GetCurrentStatus() : printer.GetCurrentStatus();
string[] printerStatusString = new PrinterStatusMessages(status).GetStatusMessage();
List <string> printerStatusPrefix = GetPrinterStatusPrefix(status);
StringBuilder sb = new StringBuilder();
foreach (string s in printerStatusPrefix)
{
sb.AppendLine(s);
}
foreach (string s in printerStatusString)
{
sb.AppendLine(s);
}
Application.Current.Dispatcher.Invoke(() => {
printerStatus.Text = sb.ToString();
});
} catch (ConnectionException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} catch (ZebraPrinterLanguageUnknownException e) {
MessageBoxCreator.ShowError(e.Message, "Connection Error");
} finally {
if (printerConnection != null)
{
try {
printerConnection.Close();
} catch (ConnectionException) {
} finally {
SetTestButtonState(true);
}
}
else
{
SetTestButtonState(true);
}
}
});
}