🚀 go-pugleaf

yes, page printer,

I have tried adding

> fprintf(Printer,"\f");
> fclose(Printer);

still no reaction,

I don't have  a local printer like LPT1, I think the setting
PortName="IP_192.168.0.55 "; for the net printer may cause that.


"Bob Gonder" <notbg@notmindspring.invalid> wrote in message
news:4ms2jvgakhv47j1giukpjalfbinm5e1m5n@4ax.com...
> Richard Yu wrote:
>
> >My printer is a network printer, I tried this code,
> >
> >char *PortName="IP_192.168.0.55 ";
> >   FILE *Printer=fopen(PortName,"wb");
> >   fprintf(Printer,"Text:\r\n\n","test string ");
> >
> >it didn't do any thing , don't know why.
>
> Is it a Page printer? (Laserjet/multifunction type)
> Try adding
> fprintf(Printer,"\f");
> fclose(Printer);
>
> I use one of 3 methods to print (depending on the type of printer),
> all Win32 API.
>
> 1) Essentially "DOS" mode
> CreateFile
> WriteFile
> CloseHandle
> Usually write a form-feed(12) before closing the handle.
>
> 2) Simple "raw" mode
> OpenPrinter
> StartDocPrinter
> StartPagePrinter
> WritePrinter
> EndPagePrinter
> EndDocPrinter
> ClosePrinter
> I think EndPagePrinter causes a form-feed. But I always take care of
> it myself.
>
> 3) Full Windows DC mode
> OpenPrinter
>
>
num_bytes=DocumentProperties(NULL,printerHandle,&printerfile_port,NULL,NULL,
0);
> // allocate the memory
>
> DevMode=(DEVMODE*)GlobalAlloc(GMEM_FIXED|GMEM_ZEROINIT,num_bytes);
> // call DocumentProperties() again, to get the devmode.
>
>
DocumentProperties(NULL,printerHandle,&printerfile_port,DevMode,NULL,DM_OUT_
BUFFER);
> printerDC = CreateDC( NULL, &printerfile_port, NULL, DevMode);
> GlobalFree(DevMode);
> printerJob=StartDoc(printerDC,&lpdi);
>
> StartPage(printerDC);
> SetTextAlign(printerDC,TA_LEFT+TA_TOP+TA_NOUPDATECP);
> SetBkMode (printerDC, TRANSPARENT);
> ExtTextOut(printerDC,printerDx*x,printerDy*y,
> 0, // text-output options
> (RECT*)NULL, // optional clipping and/or opaquing
> str, // points to string
> z, // number of characters in string
> (INT *)NULL ); // pointer to array of intercharacter
> EndPage(printerDC);
> EndDoc(printerDC);
> DeleteDC(printerDC);
> ClosePrinter(printerHandle);
>
>