public static void SendStringToPrinter(string PrinterName, string Data)
{
int length = Data.Length;
IntPtr PtrToData = Marshal.StringToCoTaskMemAnsi(Data);
int dwWritten;
IntPtr hPrinter;
Printer.DOCINFOA di = new Printer.DOCINFOA();
di.pDocName = "RAW";
di.pDataType = "RAW";
if (Printer.OpenPrinter(PrinterName.Normalize(), out hPrinter, IntPtr.Zero))
{
if (Printer.StartDocPrinter(hPrinter, 1, di))
{
if (Printer.StartPagePrinter(hPrinter))
{
Printer.WritePrinter(hPrinter, PtrToData, length, out dwWritten);
Printer.EndPagePrinter(hPrinter);
}
Printer.EndDocPrinter(hPrinter);
}
Printer.ClosePrinter(hPrinter);
}
Marshal.FreeCoTaskMem(PtrToData);
}
public static extern bool StartDocPrinter(IntPtr hPrinter, int level, [MarshalAs(UnmanagedType.LPStruct), In] Printer.DOCINFOA di);
