枚举打印机名

最新推荐文章于 2024-11-20 16:43:51 发布

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最新推荐文章于 2024-11-20 16:43:51 发布

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分类专栏： VC/MFC 文章标签： null adobe

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博客代码通过枚举本地和常用打印机，查找Adobe相关打印机。先分配内存，再次枚举打印机，遍历结果，若找到含'PDF'且不含'Writer'的打印机，设置为'Adobe PDF'；若找到'Acrobat Distiller'且之前未设置，则设置为该值。

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DWORD            dwFlags = PRINTER_ENUM_FAVORITE | PRINTER_ENUM_LOCAL;
LPPRINTER_INFO_2 pPrinters;
DWORD            cbPrinters;
DWORD            cReturned, i;

EnumPrinters (dwFlags, NULL, 2, NULL, 0, &cbPrinters,&cReturned);

if (!(pPrinters = (LPPRINTER_INFO_2) LocalAlloc (LPTR, cbPrinters + 4)))
  return false;

if (!EnumPrinters (dwFlags, NULL, 2, (LPBYTE) pPrinters,
  cbPrinters, &cbPrinters, &cReturned))
{
  LocalFree (LocalHandle (pPrinters));
  return false;
}

if (cReturned > 0)
{
  for (i = 0; i < cReturned; i++)
  {
   AfxMessageBox((pPrinters + i)->pPrinterName);
   if(strstr((pPrinters + i)->pPrinterName,"PDF")!=0 && strstr((pPrinters + i)->pPrinterName,"Writer")<=0)
   {
    m_sNewPrinter = "Adobe PDF";
    return true;
   }
  }
  for (i = 0; i < cReturned; i++)
  {
   if(strstr((pPrinters + i)->pPrinterName,"Acrobat Distiller")!=0 && m_sNewPrinter==""){
    m_sNewPrinter = "Acrobat Distiller";
    return true;
   }
  }
}

LocalFree (LocalHandle (pPrinters));
return false;