diff options
Diffstat (limited to 'backends')
| -rw-r--r-- | backends/taskbar/win32/win32-taskbar.cpp | 28 |
1 files changed, 25 insertions, 3 deletions
diff --git a/backends/taskbar/win32/win32-taskbar.cpp b/backends/taskbar/win32/win32-taskbar.cpp index 7d063f49ba..d6be566263 100644 --- a/backends/taskbar/win32/win32-taskbar.cpp +++ b/backends/taskbar/win32/win32-taskbar.cpp @@ -232,6 +232,28 @@ Common::String Win32TaskbarManager::getIconPath(Common::String target) { return ""; } +// VerSetConditionMask and VerifyVersionInfo didn't appear until Windows 2000, +// so we need to check for them at runtime +LONGLONG VerSetConditionMaskFunc(ULONGLONG conditionMask, DWORD typeMask, BYTE condition) { + typedef BOOL (WINAPI *VerSetConditionMaskFunction)(ULONGLONG ConditionMask, DWORD TypeMask, BYTE Condition); + + VerSetConditionMaskFunction verSetConditionMask = (VerSetConditionMaskFunction)GetProcAddress(GetModuleHandle(TEXT("kernel32.dll")), "VerSetConditionMask"); + if (verSetConditionMask == NULL) + return 0; + + return verSetConditionMask(conditionMask, typeMask, condition); +} + +BOOL VerifyVersionInfoFunc(LPOSVERSIONINFOEXA lpVersionInformation, DWORD dwTypeMask, DWORDLONG dwlConditionMask) { + typedef BOOL (WINAPI *VerifyVersionInfoFunction)(LPOSVERSIONINFOEXA lpVersionInformation, DWORD dwTypeMask, DWORDLONG dwlConditionMask); + + VerifyVersionInfoFunction verifyVersionInfo = (VerifyVersionInfoFunction)GetProcAddress(GetModuleHandle(TEXT("kernel32.dll")), "VerifyVersionInfoA"); + if (verifyVersionInfo == NULL) + return FALSE; + + return verifyVersionInfo(lpVersionInformation, dwTypeMask, dwlConditionMask); +} + bool Win32TaskbarManager::isWin7OrLater() { OSVERSIONINFOEX versionInfo; DWORDLONG conditionMask = 0; @@ -241,10 +263,10 @@ bool Win32TaskbarManager::isWin7OrLater() { versionInfo.dwMajorVersion = 6; versionInfo.dwMinorVersion = 1; - VER_SET_CONDITION(conditionMask, VER_MAJORVERSION, VER_GREATER_EQUAL); - VER_SET_CONDITION(conditionMask, VER_MINORVERSION, VER_GREATER_EQUAL); + conditionMask = VerSetConditionMaskFunc(conditionMask, VER_MAJORVERSION, VER_GREATER_EQUAL); + conditionMask = VerSetConditionMaskFunc(conditionMask, VER_MINORVERSION, VER_GREATER_EQUAL); - return VerifyVersionInfo(&versionInfo, VER_MAJORVERSION | VER_MINORVERSION, conditionMask); + return VerifyVersionInfoFunc(&versionInfo, VER_MAJORVERSION | VER_MINORVERSION, conditionMask); } LPWSTR Win32TaskbarManager::ansiToUnicode(const char *s) { |