VC 使用默认打印机打印

// get the default printer
CPrintDialog dlg(FALSE);
dlg.GetDefaults();

// is a default printer set up?
HDC hdcPrinter = dlg.GetPrinterDC();
if (hdcPrinter == NULL)
{
   MessageBox(_T("Buy a printer!"));
}
else
{
   // create a CDC and attach it to the default printer
   CDC dcPrinter;
   dcPrinter.Attach(hdcPrinter);

   // call StartDoc() to begin printing
   DOCINFO docinfo;
   memset(&docinfo, 0, sizeof(docinfo));
   docinfo.cbSize = sizeof(docinfo);
   docinfo.lpszDocName = _T("CDC::StartDoc() Code Fragment");

   // if it fails, complain and exit gracefully
   if (dcPrinter.StartDoc(&docinfo) < 0)
   {
      MessageBox(_T("Printer wouldn't initalize"));
   }
   else
   {
      // start a page
      if (dcPrinter.StartPage() < 0)
      {
         MessageBox(_T("Could not start page"));
         dcPrinter.AbortDoc();
      }
      else
      {
         // actually do some printing
         CGdiObject* pOldFont = dcPrinter.SelectStockObject(SYSTEM_FONT);

         dcPrinter.TextOut(50, 50, _T("Hello World!"), 12);

         dcPrinter.EndPage();
         dcPrinter.EndDoc();
         dcPrinter.SelectObject(pOldFont);
      }
   }
}