C++使用MFC获取PC硬件配置信息_C/C++

本文实例为大家分享了C++使用MFC获取PC硬件配置信息的具体代码，供大家参考，具体内容如下

函数如下, 使用VS2010编译通过，在XP和Win7电脑上运行过，被注释的loop 循环用于测试此方法是否稳定：

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									//包含的头文件：

									#include "afxdialogex.h"

									#include <windows.h>

									#include <sstream>

									#include <fstream>

									void Cget_systemDlg::OnBnClickedButton1()

									{

									 //for (int i = 0; i < 10000; i++) {

									 std::ostringstream osConfig;

									 osConfig.precision(1);

									 // Computer Name

									 TCHAR infoBuf[512] = {0};

									 DWORD bufCharCount = 512;

									 if (GetComputerName(infoBuf, &bufCharCount)) // MSDN: If the function succeeds, the return value is a nonzero value.

									  osConfig << "Computer Name: " << infoBuf << std::endl;

									 else

									  osConfig << "!Error: failed to get computer name" << std::endl;

									 // CPU 

									 CString strPath = CString("HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0"); 

									 CRegKey regKey; 

									 LONG lResult; 

									 lResult = regKey.Open(HKEY_LOCAL_MACHINE, strPath, KEY_READ); 

									 if (lResult == ERROR_SUCCESS) 

									 {  

									  TCHAR chCPUName[256] = {0}; 

									  DWORD dwSize = 256; 

									  LPCSTR name = "ProcessorNameString";

									  regKey.QueryValue(chCPUName,_T("ProcessorNameString"),&dwSize);  

									  osConfig << "CPU Type: " << (char*)chCPUName << std::endl;

									  regKey.Close(); 

									 } 

									 else

									  osConfig << "!Error: failed to open register for read CPU." << std::endl;

									 // OS Name

									 char szOsType[MAX_PATH];

									 HKEY hKey;

									 LPCTSTR StrKey="Software\\Microsoft\\Windows NT\\CurrentVersion";

									 if (ERROR_SUCCESS == ::RegOpenKeyEx(HKEY_LOCAL_MACHINE,StrKey,NULL,KEY_READ,&hKey))

									 {

									  DWORD dwSize = 255;

									  DWORD dwType = REG_SZ;

									  LPCSTR KeyValue = "ProductName";

									  if (ERROR_SUCCESS == ::RegQueryValueEx(hKey,KeyValue,0,&dwType,(BYTE *)szOsType,&dwSize))

									   osConfig << "OS : " << szOsType;

									  else

									   osConfig << "!Error: failed to get OS name." << std::endl;

									  ::RegCloseKey(hKey);

									 }

									 else

									  osConfig << "!Error: failed to get OS name." << std::endl;

									 SYSTEM_INFO si;

									 GetNativeSystemInfo(&si); // MSDN: This function does not return a value.

									 if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64 || si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_IA64 )

									  osConfig << " 64bits";

									 else

									  osConfig << " 32bits";

									 OSVERSIONINFO osVer;

									 osVer.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);

									 if (::GetVersionEx (&osVer)) // MSDN: If the function succeeds, the return value is a nonzero value.

									  osConfig << " " << osVer.szCSDVersion << " " << std::endl;

									 else

									  osConfig << "!Error: failed to get OS CSD version.";

									 // Memory

									 MEMORYSTATUSEX statusex;

									 statusex.dwLength = sizeof (statusex);

									 if (GlobalMemoryStatusEx(&statusex)) // MSDN: If the function succeeds, the return value is nonzero.

									 {

									  osConfig << "Installed RAM: "<< std::fixed << statusex.ullTotalPhys /1024/1024/1024.0 << "GB";

									  osConfig << " Free RAM: " << std::fixed << statusex.ullAvailPhys/1024/1024/1024.0 << "GB" << std::endl;

									 }

									 else

									  osConfig << "!Error: failed to get RAM information." << std::endl;

									 // Hard Drive

									 // GetLogicalDriveStrings(sizeof(cDriveArray), cDriveArray);

									 // MSDN: If the function fails, the return value is zero. 

									 // If the function succeeds, the return value is the length, in characters, of the strings copied to the buffer, 

									 // not including the terminating null character

									 ULARGE_INTEGER free;

									 ULARGE_INTEGER total;

									 ULARGE_INTEGER totalfree;

									 TCHAR szDriveArray[128] = {0};

									 TCHAR *p, *pStart;

									 pStart = szDriveArray;

									 p = szDriveArray;

									 int nLen = GetLogicalDriveStrings(sizeof(szDriveArray), szDriveArray);

									 if (nLen !=0 ) 

									 {

									  while ((p = _tcschr(p, _T('\0'))) && p != szDriveArray + nLen )

									  {

									   if (GetDiskFreeSpaceEx(pStart, &free, &total, &totalfree)) // if success, nonzero

									   {

									    osConfig << "[" << pStart << "]" << " Total: " << std::fixed << total.QuadPart/1024/1024/1024.0 

									     << "GB Available: " << std::fixed << free.QuadPart/1024/1024/1024.0 << "GB";

									    if (GetDriveType(pStart) == 3)

									     osConfig <<" - Fixed Drive" << std::endl;

									    else if (GetDriveType(pStart) == 4)

									     osConfig <<" - (Remote Drive)" << std::endl;

									    else

									     osConfig <<" - Other" << std::endl;

									   }

									   pStart = ++p; 

									  }

									 }

									 else

									  osConfig << "!Error: failed to get logical drive name." << std::endl;

									 AfxMessageBox(osConfig.str().c_str());

									 //std::ostringstream file;

									 //file << i << ".txt";

									 //std::ofstream log(file.str().c_str());

									 //log << osConfig.str().c_str();

									 //log.close();

									 //log.clear();

									 //}

									 AfxMessageBox("DONE");

									}

输出类似如下的信息：

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									Computer Name: ATE

									CPU Type: Intel(R) Core(TM)2 Duo CPU  E7500 @ 2.93GHz

									OS : Windows 7 Ultimate 64bits Service Pack 1 

									Installed RAM: 3.9GB Free RAM: 1.2GB

									[C:\] Total: 48.8GB Available: 13.4GB - Fixed Drive

									[D:\] Total: 100.0GB Available: 52.5GB - Fixed Drive

									[E:\] Total: 149.3GB Available: 7.2GB - Fixed Drive

									[K:\] Total: 4607.9GB Available: 230.9GB - (Remote Drive)

									[M:\] Total: 2000.0GB Available: 1703.8GB - (Remote Drive)

									[N:\] Total: 4607.9GB Available: 230.9GB - (Remote Drive)

									[P:\] Total: 4607.9GB Available: 230.9GB - (Remote Drive)

									[T:\] Total: 4607.9GB Available: 230.9GB - (Remote Drive)

									[X:\] Total: 142.8GB Available: 20.9GB - (Remote Drive)