// 首先調用GetFileVersionInfoSize獲取版本號長度
    String MyName = "C:\\Maxthon.exe";
    DWORD NoUse = 0;  //沒有什么用
    DWORD InfoSize = ::GetFileVersionInfoSize(MyName.c_str(), &NoUse);
    // 有效的長度
    if (InfoSize > 0)
    {
        auto_ptr<char> VersionInfo(new char[InfoSize]);
        if(true == ::GetFileVersionInfo(MyName.c_str(),NoUse,InfoSize,VersionInfo.get())) // 獲取版本信息成功
        {
            char *pValue = NULL;
            UINT ValueLen;
            String FileInfo = "\\StringFileInfo\\";

            //抄MSDN的代碼
            struct LANGANDCODEPAGE {
                WORD wLanguage;
                WORD wCodePage;
            } *lpTranslate;

            //default 0x0804 \StringFileInfo\lang-codepage\string-name
            if (true == ::VerQueryValue(VersionInfo.get(), "\\VarFileInfo\\Translation", (LPVOID *)&lpTranslate, &ValueLen))
            {
                if (ValueLen / sizeof(LANGANDCODEPAGE) >= 1)
                {
                    FileInfo = FileInfo + IntToHex(lpTranslate[0].wLanguage, 4)+  IntToHex(lpTranslate[0].wCodePage,4) + "\\"; // 這一步很關鍵哦

                    if (true == ::VerQueryValue(VersionInfo.get(), String(FileInfo + "ProductName").c_str(), (LPVOID *)&pValue, &ValueLen)) // 獲取ProductName信息，ProductVersion等
                    {
                        String sSoftwareName = String(pValue); // 軟件名稱
                    }
            }
      }