#ifndef _SYSTEM_DETECTOR_H_
#define _SYSTEM_DETECTOR_H_
#ifdef _WIN32
//#ifndef _WIN32_WINNT_WIN7
//#define _WIN32_WINNT_WIN7 0x0601
//#endif // !_WIN32_WINNT_WIN7
// 检查编译环境SDK是否支持
//#if
(_WIN32_WINNT < _WIN32_WINNT_WIN7
)
//#error "This application requires Windows SDK 7
.0 or higher
. Please update your Windows SDK
."
//#error "此应用程序需要 Windows SDK 7
.0 或更高版本进行编译
."
//#endif
#define _CRT_SECURE_NO_WARNINGS
#define NO_WARN_MBCS_MFC_DEPRECATION
#include <SDKDDKVer
.h>
#include <afxwin
.h>
//#include <versionhelpers
.h>
namespace D2DRENDER
{
// 枚举操作系统平台类型
enum class
OSPlatform
{
Windows7,
Windows8,
Windows8_1,
Windows10,
Windows11,
Unknown
};
// 系统检测类
class CSystemDetector
{
public:
CSystemDetector
();
OSPlatform m_
OSPlatform;
int m_nCurrentBuild;
};
extern CSystemDetector g_SystemDetector;
//以下函数都是读取, 不用加锁, 线程安全
//判断是Windows 11
bool IsWin11
();
// 判断是Windows 10
bool IsWin10
();
// 判断是Windows 8
.1
bool IsWin8_1
();
// 判断是否Windows 8
bool IsWin8
();
// 判断是否Windows 7
bool IsWin7
();
// 判断是否win8
.1 或以上系统
bool IsWin8_1orGreater
();
}
#endif // !_WIN32
#endif // !_SYSTEM_DETECTOR_H_
#include "SystemDetector
.h"
#pragma comment
(linker, "/DELAYLOAD:dcomp
.dll"
)//延迟加载dcomp
.dll, 运行时才加载,配合Load
Library就能知道当前系统有没有dcomp
.dll了
D2DRENDER::CSystemDetector g_SystemDetector;
D2DRENDER::CSystemDetector::CSystemDetector
() :m_
OSPlatform(OSPlatform::Unknown
), m_nCurrentBuild
(0
)
{
// 检测当前操作系统并返回平台类型
HKEY hKey;
LONG lResult = RegOpenKeyEx
(
HKEY_LOCAL_MACHINE,
"SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion",
0,
KEY_READ,
&hKey
);
if
(lResult == ERROR_SUCCESS
)
{
DWORD dwType;
DWORD dwSize = 16;
char szCurrentBuild[16] = { 0 };
RegQueryValueEx
(hKey, "CurrentBuild", NULL, &dwType,
(LPBYTE
)szCurrentBuild, &dwSize
);
RegCloseKey
(hKey
);
m_nCurrentBuild = atoi
(szCurrentBuild
);
}
if
(m_nCurrentBuild >= 7600 && m_nCurrentBuild < 9200
)
{
m_
OSPlatform =
OSPlatform::Windows7;
}
else if
(m_nCurrentBuild >= 9200 && m_nCurrentBuild < 9600
)
{
m_
OSPlatform =
OSPlatform::Windows8;
}
else if
(m_nCurrentBuild >= 9600 && m_nCurrentBuild < 10240
)
{
m_
OSPlatform =
OSPlatform::Windows8_1;
}
else if
(m_nCurrentBuild >= 10240 && m_nCurrentBuild < 22000
)
{
m_
OSPlatform =
OSPlatform::Windows10;
}
else if
(m_nCurrentBuild >= 22000
)
{
m_
OSPlatform =
OSPlatform::Windows11;
}
else
{
m_
OSPlatform =
OSPlatform::Unknown;//win7 以下都是未知系统
}
}
//判断是Windows 11
bool D2DRENDER::IsWin11
()
{
return g_SystemDetector
.m_
OSPlatform ==
OSPlatform::Windows11;
}
// 判断是Windows 10
bool D2DRENDER::IsWin10
()
{
return g_SystemDetector
.m_
OSPlatform ==
OSPlatform::Windows10;
}
// 判断是Windows 8
.1
bool D2DRENDER::IsWin8_1
()
{
return g_SystemDetector
.m_
OSPlatform ==
OSPlatform::Windows8_1;
}
// 判断是否Windows 8
bool D2DRENDER::IsWin8
()
{
return g_SystemDetector
.m_
OSPlatform ==
OSPlatform::Windows8;
}
// 判断是否Windows 7
bool D2DRENDER::IsWin7
()
{
return g_SystemDetector
.m_
OSPlatform ==
OSPlatform::Windows7;
}
// 判断是否win8
.1 或以上系统
bool D2DRENDER::IsWin8_1orGreater
()
{
return g_SystemDetector
.m_nCurrentBuild >= 9600;
}
解决LIBCMT.lib错误LNK2005
本文解决了一个常见的编译错误：LIBCMT.lib中的__osplatform被重复定义的问题。通过在项目属性页的配置属性—链接器—输入—忽略指定库中加入atlmincrt.lib来解决此问题。
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