Obsolete Windows Programming Elements
The following table provides a list of functions that are supported only for backward compatibility with the 16-bit Windows API.
16-bit Windows API | 32-bit Windows support |
---|---|
_hread | Replaced by the ReadFile function. |
_hwrite | Replaced by the WriteFile function. |
_lclose | Replaced by the CloseHandle function. |
_lcreat | Replaced by the CreateFile function. |
_llseek | Replaced by the SetFilePointer function. |
_lopen | Replaced by the CreateFile function. |
_lread | Replaced by the ReadFile function. |
_lwrite | Replaced by the WriteFile function. |
AnsiLower | Replaced by the CharLower function. |
AnsiLowerBuff | Replaced by the CharLowerBuff function. |
AnsiNext | Replaced by the CharNext function. |
AnsiPrev | Replaced by the CharPrev function. |
AnsiToOem | Replaced by the CharToOem function. |
AnsiToOemBuff | Replaced by the CharToOemBuff function. |
AnsiUpper | Replaced by the CharUpper function. |
AnsiUpperBuff | Replaced by the CharUpperBuff function. |
AnyPopup | Not generally useful. Maintained for compatibility with Windows 1.x. |
CloseMetaFile | Replaced by the CloseEnhMetaFile function. |
CopyLZFile | Replaced by the LZCopy function. |
CopyMetaFile | Replaced by the CopyEnhMetaFile function. |
CreateDIBPatternBrush | Replaced by the CreateDIBPatternBrush function. |
CreateDiscardableBitmap | Replaced by the CreateCompatibleBitmap function. |
CreateMetaFile | Replaced by the CreateEnhMetaFile function. |
DefHookProc | Replaced by the CallNextHookEx function. |
DeleteMetaFile | Replaced by the DeleteEnhMetaFile function. |
EnumFontFamilies | Replaced by the EnumFontFamiliesEx function. |
EnumFontFamProc | Replaced by the EnumFontFamExProc function. |
EnumFonts | Replaced by the EnumFontFamiliesEx function. |
EnumFontsProc | Replaced by the EnumFontFamExProc function. |
EnumMetaFile | Replaced by the EnumEnhMetaFile function. |
EnumMetaFileProc | Replaced by the EnhMetaFileProc function. |
EnumTaskWindows | Replaced by the EnumThreadWindows function. |
FloodFill | Replaced by the ExtFloodFill function. |
FreeModule | Replaced by the FreeLibrary function. |
FreeProcInstance | Not necessary and has no effect. Windows can call entry points directly. |
FreeResource | Replaced as follows: Accelerator: DestroyAcceleratorTable Bitmap: DeleteObject Cursor: DestroyCursor Icon: DestroyIcon Menu: DestroyMenu |
GetBitmapBits | Replaced by the GetDIBits function. |
GetCharWidth | Replaced by the GetCharWidth32 function. |
GetClassWord | Replaced by the GetClassLong function |
GetCurrentTime | Replaced by the GetTickCount function. |
GetFreeSpace | Replaced by the GlobalMemoryStatus function. |
GetKBCodePage | Replaced by the GetOEMCP function. |
GetMetaFile | Replaced by the GetEnhMetaFile function. |
GetMetaFileBitsEx | Replaced by the GetEnhMetaFileBits function. |
GetPrivateProfileInt | Replaced by registry support. |
GetPrivateProfileSection | Replaced by registry support. |
GetPrivateProfileSectionNames | Replaced by registry support. |
GetPrivateProfileString | Replaced by registry support. |
GetPrivateProfileStruct | Replaced by registry support. |
GetProfileInt | Replaced by registry support. |
GetProfileSection | Replaced by registry support. |
GetProfileString | Replaced by registry support. |
GetSysModalWindow | The new input model does not support system modal windows. |
GetTextExtentPoint | Replaced by the GetTextExtentPoint32 function. |
GetWindowTask | Replaced by the GetWindowThreadProcessId function. |
GetWindowWord | Replaced by the GetWindowLong function. |
GlobalCompact | Not necessary and has no effect. |
GlobalFix | Not necessary and has no effect. |
GlobalFlags | Not necessary and has no effect. |
GlobalLRUNewest | Not necessary and has no effect. |
GlobalLRUOldest | Not necessary and has no effect. |
GlobalUnfix | Not necessary and has no effect. |
GlobalUnWire | Not necessary and has no effect. |
GlobalWire | Not necessary and has no effect. |
IsBadHugeReadPtr | Equivalent to the IsBadReadPtr function. There is only one memory model. |
IsBadHugeWritePtr | Equivalent to the IsBadWritePtr function. There is only one memory model. |
LimitEmsPages | Not necessary and has no effect. |
LoadModule | Replaced by the CreateProcess function. |
LocalCompact | Not necessary and has no effect. |
LocalFlags | Not necessary and has no effect. |
LocalShrink | Not necessary and has no effect. |
LockSegment | Not necessary and has no effect. |
LZDone | Replaced by the LZCopy function. |
LZStart | Replaced by the LZCopy function. |
MakeProcInstance | Not necessary and has no effect. Windows can call entry points directly. |
OemToAnsi | Replaced by the OemToChar function. |
OemToAnsiBuff | Replaced by the OemToCharBuff function. |
OpenFile | Replaced by the CreateFile function. |
PlayMetaFile | Replaced by the PlayEnhMetaFile function. |
PlayMetaFileRecord | Replaced by the PlayEnhMetaFileRecord function. |
PostAppMessage | Replaced by the PostThreadMessage function. |
PrinterMessageBox | Not necessary and has no effect. |
RegCreateKey | Replaced by the RegCreateKeyEx function. |
RegEnumKey | Replaced by the RegEnumKeyEx function. |
RegOpenKey | Replaced by the RegOpenKeyEx function. |
RegQueryValue | Replaced by the RegQueryValueEx function. |
RegSetValue | Replaced by the RegSetValueEx function. |
SetBitmapBits | Replaced by the SetDIBits function. |
SetClassWord | Replaced by the SetClassLong function. |
SetDebugErrorLevel | Not necessary and has no effect. |
SetHandleCount | Not necessary and has no effect. There is no explicit file handle limit. |
SetMessageQueue | Not necessary and has no effect. Message queues are expanded as needed. |
SetMetaFileBitsEx | Replaced by the SetEnhMetaFileBits function. |
SetSwapAreaSize | Not necessary and has no effect. |
SetSysModalWindow | Not necessary and has no effect. |
SetWindowsHook | Replaced by the SetWindowsHookEx function. |
SetWindowWord | Replaced by the SetWindowLong function. |
UnhookWindowsHook | Replaced by the UnhookWindowsHookEx function. |
UnlockResource | Not necessary and has no effect. |
UnlockSegment | Not necessary and has no effect. |
WaitForPrinterChange | Replaced by the FindFirstPrinterChangeNotification, FindNextPrinterChangeNotification, and FindClosePrinterChangeNotification functions. |
WinExec | Replaced by the CreateProcess function. |
WNetAddConnection | Replaced by the WNetAddConnection2 function. |
WritePrivateProfileSection | Replaced by registry support. |
WritePrivateProfileString | Replaced by registry support. |
WritePrivateProfileStruct | Replaced by registry support. |
WriteProfileSection | Replaced by registry support. |
WriteProfileString | Replaced by registry support. |
Yield | Not necessary and has no effect. The message loop handles synchronization.
Threads that create processes can use WaitForInputIdle to wait until the new process has finished its initialization. |
Build date: 3/25/2010