protected override void Run()
{
if (PagedData != null)
{
IntPtr hPrinter;
PRINTER_DEFAULTS defaults = new PRINTER_DEFAULTS
{
DesiredAccess = PRINTER_ACCESS_MASK.PRINTER_ACCESS_USE,
pDatatype = "RAW"
};
if (OpenPrinter(PrinterName, out hPrinter, ref defaults))
{
DOC_INFO_1 docInfo = new DOC_INFO_1 {
Datatype = "RAW", DocName = JobName, OutputFile = null
};
uint jobid = StartDocPrinter(hPrinter, 1, ref docInfo);
if (jobid < 0)
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
if (PagedData.Prologue != null)
{
WritePrinter(hPrinter, PagedData.Prologue);
}
if (PagedData.PageData != null)
{
foreach (byte[] pagedata in PagedData.PageData)
{
StartPagePrinter(hPrinter);
WritePrinter(hPrinter, pagedata);
EndPagePrinter(hPrinter);
}
}
if (PagedData.Epilogue != null)
{
WritePrinter(hPrinter, PagedData.Epilogue);
}
if (!EndDocPrinter(hPrinter))
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
ClosePrinter(hPrinter);
}
}
}
protected override void Run()
{
if (PagedData != null)
{
IntPtr hPrinter;
PRINTER_DEFAULTS defaults = new PRINTER_DEFAULTS
{
DesiredAccess = PRINTER_ACCESS_MASK.PRINTER_ACCESS_USE,
pDatatype = "RAW"
};
if (OpenPrinter(PrinterName, out hPrinter, ref defaults))
{
DOC_INFO_1 docInfo = new DOC_INFO_1 { Datatype = "RAW", DocName = JobName, OutputFile = null };
uint jobid = StartDocPrinter(hPrinter, 1, ref docInfo);
if (jobid < 0)
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
if (PagedData.Prologue != null)
{
WritePrinter(hPrinter, PagedData.Prologue);
}
if (PagedData.PageData != null)
{
foreach (byte[] pagedata in PagedData.PageData)
{
StartPagePrinter(hPrinter);
WritePrinter(hPrinter, pagedata);
EndPagePrinter(hPrinter);
}
}
if (PagedData.Epilogue != null)
{
WritePrinter(hPrinter, PagedData.Epilogue);
}
if (!EndDocPrinter(hPrinter))
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
ClosePrinter(hPrinter);
}
}
}
public static extern uint StartDocPrinter(int hPrinter, uint Level, ref DOC_INFO_1 pDocInfo);
public static extern bool StartDocPrinter(IntPtr hPrinter, Int32 level,
[In, MarshalAs(UnmanagedType.LPStruct)] DOC_INFO_1 di);
public static void SpoolFile(ref string sFile, ref string PrnName, ref string AppName = "")
{
int hPrn = 0;
byte[] Buffer = null;
short hFile = 0;
int Written = 0;
DOC_INFO_1 di = default(DOC_INFO_1);
int i = 0;
const int BufSize = 0x4000;
AppName = "4POS Barcode";
//
// Extract filename from passed spec, and build job name.
// Fill remainder of DOC_INFO_1 structure.
//
if (Strings.InStr(sFile, "\\"))
{
for (i = Strings.Len(sFile); i >= 1; i += -1)
{
if (Strings.Mid(sFile, i, 1) == "\\")
{
break; // TODO: might not be correct. Was : Exit For
}
di.pDocName = Strings.Mid(sFile, i, 1) + di.pDocName;
}
}
else
{
di.pDocName = sFile;
}
if (Strings.Len(AppName))
{
di.pDocName = AppName;
}
di.pOutputFile = Constants.vbNullString;
di.pDatatype = "RAW";
//
// Open printer for output to obtain handle.
// Set it up to begin recieving raw data.
//
OpenPrinter(PrnName, ref hPrn, ref 0);
StartDocPrinter(hPrn, 1, ref di);
StartPagePrinter(hPrn);
//
// Open file and pump it to the printer.
//
hFile = FreeFile();
FileSystem.FileOpen(hFile, sFile, OpenMode.Binary, OpenAccess.Read);
//
// Read in 16K buffers and spool.
//
//UPGRADE_WARNING: Lower bound of array Buffer was changed from 1 to 0. Click for more: 'ms-help://MS.VSCC.v90/dv_commoner/local/redirect.htm?keyword="0F1C9BE1-AF9D-476E-83B1-17D43BECFF20"'
Buffer = new byte[BufSize + 1];
for (i = 1; i <= FileSystem.LOF(hFile) / BufSize; i++)
{
//UPGRADE_WARNING: Get was upgraded to FileGet and has a new behavior. Click for more: 'ms-help://MS.VSCC.v90/dv_commoner/local/redirect.htm?keyword="9B7D5ADD-D8FE-4819-A36C-6DEDAF088CC7"'
FileSystem.FileGet(hFile, Buffer);
WritePrinter(hPrn, ref Buffer[1], BufSize, ref Written);
}
//
// Get last chunk of file if it doesn't
// fit evenly into a 16K buffer.
//
if (FileSystem.LOF(hFile) % BufSize)
{
//UPGRADE_WARNING: Lower bound of array Buffer was changed from 1 to 0. Click for more: 'ms-help://MS.VSCC.v90/dv_commoner/local/redirect.htm?keyword="0F1C9BE1-AF9D-476E-83B1-17D43BECFF20"'
Buffer = new byte[(FileSystem.LOF(hFile) % BufSize) + 1];
//UPGRADE_WARNING: Get was upgraded to FileGet and has a new behavior. Click for more: 'ms-help://MS.VSCC.v90/dv_commoner/local/redirect.htm?keyword="9B7D5ADD-D8FE-4819-A36C-6DEDAF088CC7"'
FileSystem.FileGet(hFile, Buffer);
WritePrinter(hPrn, ref Buffer[1], Information.UBound(Buffer), ref Written);
}
FileSystem.FileClose(hFile);
//
// Shut down spooling process.
//
EndPagePrinter(hPrn);
EndDocPrinter(hPrn);
ClosePrinter(hPrn);
}
//UPGRADE_WARNING: Structure DOC_INFO_1 may require marshalling attributes to be passed as an argument in this Declare statement. Click for more: 'ms-help://MS.VSCC.v90/dv_commoner/local/redirect.htm?keyword="C429C3A5-5D47-4CD9-8F51-74A1616405DC"'
private static extern int StartDocPrinter(int hPrn, int Level, ref DOC_INFO_1 pDocInfo);
internal static extern bool StartDocPrinter(IntPtr hPrinter, int level, [In][MarshalAs(UnmanagedType.LPStruct)] DOC_INFO_1 di);
private static extern uint StartDocPrinter(IntPtr hPrinter, uint Level, ref DOC_INFO_1 pDocInfo);
public static bool PrintDocument(string printerName, string fileName)
{
FileStream fileStream = new FileStream(fileName, FileMode.Open);
BinaryReader binaryReader = new BinaryReader(fileStream);
Byte[] bytes = new Byte[fileStream.Length];
IntPtr pUnmanagedBytes = new IntPtr(0);
Int32 nLength;
UInt32 nWritten;
PRINTER_DEFAULTS printerDefaults = new PRINTER_DEFAULTS();
DOC_INFO_1 docinfo1 = new DOC_INFO_1();
IntPtr hPrinter;
int iRes;
nLength = Convert.ToInt32(fileStream.Length);
bytes = binaryReader.ReadBytes(nLength);
pUnmanagedBytes = Marshal.AllocCoTaskMem(nLength);
Marshal.Copy(bytes, 0, pUnmanagedBytes, nLength);
printerDefaults.pDatatype = null;
printerDefaults.pDevMode = null;
printerDefaults.DesiredAccess = PRINTER_ACCESS_USE;
iRes = OpenPrinter(printerName, out hPrinter, printerDefaults);
if (iRes == 0)
{
Console.WriteLine("[-] OpenPrinter failed: {0}", Marshal.GetLastWin32Error());
Marshal.FreeCoTaskMem(pUnmanagedBytes);
return(false);
}
docinfo1.pDocName = "RAW document";
docinfo1.pOutputFile = null;
docinfo1.pDatatype = "RAW";
iRes = StartDocPrinter(hPrinter, 1, docinfo1);
if (iRes == 0)
{
Console.WriteLine("[-] StartDocPrinter failed: {0}", Marshal.GetLastWin32Error());
ClosePrinter(hPrinter);
Marshal.FreeCoTaskMem(pUnmanagedBytes);
return(false);
}
iRes = StartPagePrinter(hPrinter);
if (iRes == 0)
{
Console.WriteLine("[-] StartPagePrinter failed: {0}", Marshal.GetLastWin32Error());
EndDocPrinter(hPrinter);
ClosePrinter(hPrinter);
Marshal.FreeCoTaskMem(pUnmanagedBytes);
return(false);
}
iRes = WritePrinter(hPrinter, pUnmanagedBytes, (uint)nLength, out nWritten);
if (iRes == 0)
{
Console.WriteLine("[-] WritePrinter failed: {0}", Marshal.GetLastWin32Error());
EndPagePrinter(hPrinter);
EndDocPrinter(hPrinter);
ClosePrinter(hPrinter);
Marshal.FreeCoTaskMem(pUnmanagedBytes);
return(false);
}
EndPagePrinter(hPrinter);
EndDocPrinter(hPrinter);
ClosePrinter(hPrinter);
Marshal.FreeCoTaskMem(pUnmanagedBytes);
return(true);
}
private static extern int StartDocPrinter(
IntPtr hPrinter,
Int32 Level,
DOC_INFO_1 pDocInfo
);
private static extern uint StartDocPrinter(IntPtr hPrinter, uint Level, ref DOC_INFO_1 pDocInfo);
public static extern bool StartDocPrinter(IntPtr phPrinter, int pgCount, DOC_INFO_1 docInfo);
private static extern int StartDocPrinter(int hPrn, int Level, ref DOC_INFO_1 pDocInfo);
