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();
}
/**
* 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);
}
/**********************************************************************************
* 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);
}
}
public void printFile(string fileURI, IReadOnlyDictionary <string, string> options, IMethodResult oResult)
{
Logger.Write("printFile call");
Logger.Write("fileURI: " + fileURI);
Logger.Write("options:", options);
if (m_connection != null && m_printer != null)
{
try
{
if (Path.GetExtension(fileURI) == ".jpg" || Path.GetExtension(fileURI) == ".png")
{
m_printer.GetGraphicsUtil().PrintImage(fileURI, 0, 0);
oResult.set(ZebraConstants.PRINTER_STATUS_SUCCESS);
return;
}
}
catch (Exception ex)
{
}
}
oResult.set(ZebraConstants.PRINTER_STATUS_ERR_NOT_CONNECTED);
}