C / C++ / MFC

• Check very well if the actual file name matches the file name the compiler complains about.
• Check very well if the folder you entered in VC++ (Include) Directories matches with the one inside your hard disk.

Richard MacCutchan wrote:

It should not come as a surprise...

#include <vcl.h>
#include <windows.h>
#include <iostream.h>
#include <stdlib.h>
#include <conio.h>
#include <stdio.h>

#include <winspool.h>void thebuffer(HANDLE hPrinter)
{
FILE * pFile;
long lSize;
char * buffer;
DWORD dwBytesWritten = 0;
size_t result;
LPPRINTER_DEFAULTS pDefault;
LPPRINTER_DEFAULTS DesiredAccess;

pFile = fopen ( "reafile.txt" , "rb" );


// allocate memory to contain the whole file.
buffer = (char*) malloc (lSize);



WritePrinter(hPrinter,buffer,lSize,&dwBytesWritten);


fclose (pFile);
free (buffer);
EndPagePrinter( hPrinter );
EndDocPrinter( hPrinter );
ClosePrinter( hPrinter );
return ;
}



void dbmain()
{
//BOOL fResult;
HANDLE hPrinter;
char name[256]="Canon MF4320-4350";
 
OpenPrinter(name, &hPrinter,0);
DWORD x;
DOC_INFO_1 DocInfo;

DocInfo.pDocName="reafile.txt";
DocInfo.pOutputFile=NULL;
DocInfo.pDatatype="RAW";

x=StartDocPrinter(hPrinter,1,(LPBYTE)&DocInfo);
cout<<"JobID: "<<x<<endl;
BOOL z=StartPagePrinter(hPrinter);
if(!z)
{
cout<<"it succeds"<<endl;
}
else{}

thebuffer(hPrinter);

}

void __fastcall TForm1::Button1Click(TObject *Sender)
{

dbmain();
ShowMessage("Data is sent to printer");
exit( 0);
}
//---------------------------------------------------------------------------


void __fastcall TForm1::Button2Click(TObject *Sender)
{
HANDLE hPrinter;
char name[256]="Canon MF4320-4350";
OpenPrinter(name, &hPrinter,0);

SetPrinter(hPrinter,0,NULL,PRINTER_CONTROL_PURGE);

ShowMessage("Reset is done");
ClosePrinter( hPrinter );
exit( 0);
}
//---------------------------------------------------------------------------

//---------------------------------------------------------------------------

#include <windows.h>
#include <iostream.h>
#include <stdlib.h>
#include <conio.h>
#include <stdio.h>

#include <winspool.h>
#include <vcl.h>
#pragma hdrstop

#include "reset.h"
//---------------------------------------------------------------------------
#pragma package(smart_init)
#pragma resource "*.dfm"
TForm1 *Form1;
//---------------------------------------------------------------------------
__fastcall TForm1::TForm1(TComponent* Owner)
    : TForm(Owner)
{
}
//---------------------------------------------------------------------------
void prinfun(bool val)
{
HANDLE hPrinter = 0;
DWORD dwBytesWritten=0;
string strDocName;
DWORD dwFileLength = 0;
char szData[512];


DWORD dwBufsize=0;
//int temp = GetLastError();
//char buf[300];

//strcpy(szData,"TEST TEST TEST TEST TEST");
strcpy(szData,"reafile.txt");

//if (OpenPrinter(szPrinterName, &hPrinter, NULL)) {
//if (OpenPrinter("Canon MF4320-4350", &hPrinter, NULL)) {

OpenPrinter("Canon MF4320-4350", &hPrinter, NULL);
DOC_INFO_1 DocInfo;

DocInfo.pDocName = "reafile.txt";
DocInfo.pOutputFile = NULL;
DocInfo.pDatatype = _T("RAW");

//if (StartDocPrinter(hPrinter, 1, (LPBYTE)&DocInfo)) {
//if (StartPagePrinter(hPrinter)) {
StartDocPrinter(hPrinter, 1, (LPBYTE)&DocInfo);
StartPagePrinter(hPrinter);
 if(val == 0)
{
//BOOL bRet = WritePrinter(hPrinter, (void*)szData, strlen(szData) , &dwBytesWritten);
WritePrinter(hPrinter, (void*)szData, strlen(szData) , &dwBytesWritten);

}
else if(val == 1)
{
GetPrinter(hPrinter, 2, NULL, 0, &dwBufsize);
 SetPrinter(hPrinter, 0, NULL, PRINTER_CONTROL_PURGE);



}
free(hPrinter);
//bRet = SetPrinter(hPrinter,0,0,PRINTER_CONTROL_PURGE);
//sprintf(buf,"%d",temp);
//Form1->RichEdit1->Lines->Add(buf);
EndPagePrinter(hPrinter);
//}
EndDocPrinter(hPrinter);
//}
ClosePrinter(hPrinter);
//}

}

// commented this function

 /*void prindel()
{
HANDLE hPrinter;
char name[300] = "Canon MF4320-4350";
char szData[512];
int temp = GetLastError();
char buf[300];
DWORD dwBufsize=0;
OpenPrinter("Canon MF4320-4350", &hPrinter, NULL);
   GetPrinter(hPrinter, 2, NULL, 0, &dwBufsize);


BOOL bRetc = SetPrinter(hPrinter,0,0,PRINTER_CONTROL_PURGE);
if ( SetPrinter(hPrinter, 0, 0, PRINTER_CONTROL_PURGE)==0 )
           {
           ShowMessage("SetPrinter call failed");
            sprintf(buf,"%d",temp);
           Form1->RichEdit1->Lines->Add(buf);
           }
         else
          {
          ShowMessage("Number of printer jobs deleted");
          }
sprintf(buf,"%d",temp);
Form1->RichEdit1->Lines->Add(buf);

ClosePrinter(hPrinter);


}*/







void __fastcall TForm1::printButton1Click(TObject *Sender)
{
int temp = GetLastError();
char buf[300];
prinfun(0);
ShowMessage("Everything is done successfully");
            sprintf(buf,"%d",temp);
           Form1->RichEdit1->Lines->Add(buf);
//exit(0);
/*HANDLE hPrinter;
char name[256]="Canon MF4320-4350";
int temp = GetLastError();
char buf[300];
OpenPrinter(name, &hPrinter,0);
sprintf(buf,"%d",temp);
Form1->RichEdit1->Lines->Add(buf);
SetPrinter(hPrinter,0,NULL,PRINTER_CONTROL_PURGE);
ShowMessage("Reset is done");
ClosePrinter( hPrinter );
return; */

}
//---------------------------------------------------------------------------
void __fastcall TForm1::deleteButton2Click(TObject *Sender)
{
int temp = GetLastError();
char buf[300];
prinfun(1);
ShowMessage(" printer jobs deleted");
            sprintf(buf,"%d",temp);
           Form1->RichEdit1->Lines->Add(buf);

}
//---------------------------------------------------------------------------