XP主题是否启用!

#pragma once

#include "stdafx.h"
#include <Shlwapi.h>

BOOL IsThemed()
{
BOOL ret = FALSE;
OSVERSIONINFO ovi = {0};
ovi.dwOSVersionInfoSize = sizeof ovi;
GetVersionEx(&ovi);
if(ovi.dwMajorVersion==5 && ovi.dwMinorVersion==1)
{
//Windows XP detected
typedef BOOL WINAPI ISAPPTHEMED();
typedef BOOL WINAPI ISTHEMEACTIVE();
ISAPPTHEMED* pISAPPTHEMED = NULL;
ISTHEMEACTIVE* pISTHEMEACTIVE = NULL;
HMODULE hMod = LoadLibrary(_T("uxtheme.dll"));
if(hMod)
{
pISAPPTHEMED = reinterpret_cast<ISAPPTHEMED*>(
GetProcAddress(hMod,_T("IsAppThemed")));
pISTHEMEACTIVE = reinterpret_cast<ISTHEMEACTIVE*>(
GetProcAddress(hMod,_T("IsThemeActive")));
if(pISAPPTHEMED && pISTHEMEACTIVE)
{
if(pISAPPTHEMED() && pISTHEMEACTIVE())
{
typedef HRESULT CALLBACK DLLGETVERSION(DLLVERSIONINFO*);
DLLGETVERSION* pDLLGETVERSION = NULL;

HMODULE hModComCtl = LoadLibrary(_T("comctl32.dll"));
if(hModComCtl)
{
pDLLGETVERSION = reinterpret_cast<DLLGETVERSION*>(
GetProcAddress(hModComCtl,_T("DllGetVersion")));
if(pDLLGETVERSION)
{
DLLVERSIONINFO dvi = {0};
dvi.cbSize = sizeof dvi;
if(pDLLGETVERSION(&dvi) == NOERROR )
{
ret = dvi.dwMajorVersion >= 6;
}
}
FreeLibrary(hModComCtl);
}
}
}
FreeLibrary(hMod);
}
}
return ret;
}

Using the code

if(IsThemed())
m_bThemed = true;
else
m_bThemed = false;