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CLEANUP.DOC
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1992-03-27
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117 lines
Resource Allocation Routine Cleanup Routine Cleanup Required?
================================================================================
Accelerators LoadAccelerators N/A No
Atoms GlobalAddAtom GlobalFreeAtom Yes
Bitmaps CreateBitmap DeleteObject Yes *
CreateBitmapIndirect DeleteObject Yes *
CreateCompatibleBitmap DeleteObject Yes *
CreateDIBitmap DeleteObject Yes *
CreateDiscardableBitmap DeleteObject Yes *
LoadBitmap DeleteObject Yes *
Brushes CreateBrushIndirect DeleteObject Yes
CreateDIBPatternBrush DeleteObject Yes
CreateHatchBrush DeleteObject Yes
CreatePatternBrush DeleteObject Yes
CreateSolidBrush DeleteObject Yes
Carets CreateCaret DestroyCaret No #
Clipboard OpenClipboard CloseClipboard Yes
Comms Ports OpenComm CloseComm Yes
Cursor CreateCursor DestroyCursor Yes
LoadCursor N/A No
DC CreateDC DeleteDC Yes
CreateCompatibleDC DeleteDC Yes @
GetDC ReleaseDC Yes
GetWindowDC ReleaseDC Yes
BeginPaint EndPaint Yes
Dialog Box CreateDialog DestroyWindow No
CreateDialogIndirect DestroyWindow No
CreateDialogIndirectParam DestroyWindow No
CreateDialogParam DestroyWindow No
File OpenFile _lclose No
Fonts CreateFont DeleteObject Yes
CreateFontIndirect DeleteObject Yes
AddFontResource RemoveFontResource Yes
GDI Stock Obj GetStockObject N/A No &
Hook SetWindowsHook UnhookWindowsHook Yes
IC CreateIC DeleteDC Yes
Icon CreateIcon DestroyIcon Yes
LoadIcon N/A No
Library LoadLibrary FreeLibrary Yes
Memory AllocDStoCSAlias FreeSelector Yes
AllocSelector FreeSelector Yes
GlobalAlloc GlobalFree No
GlobalDOSAlloc GlobalDOSFr No
GlobalFix GlobalUnfix No
GlobalLock GlobalUnlock No
GlobalPageLock GlobalPageUnlock No
GlobalRealloc GlobalFree No
GlobalWire GlobalUnwire No
LocalAlloc LocalFree No
LocalLock LocalUnlock No
LocalRealloc LocalFree No
Menu CreateMenu DestroyMenu No %
CreatePopupMenu DestroyMenu No %
LoadMenu DestroyMenu No %
LoadMenuIndirect DestroyMenu No %
GetSystemMenu N/A No
MetaFile CreateMetaFile DeleteMetaFile Yes
Palette CreatePalette DeleteObject Yes
Pen CreatePen DeleteObject Yes
CreatePenIndirect DeleteObject Yes
Regions CreateEllipticRgn DeleteObject Yes
CreateEllipticRgnIndirect DeleteObject Yes
CreatePolygonRgn DeleteObject Yes
CreatePolyPolygonRgn DeleteObject Yes
CreateRectRgn DeleteObject Yes
CreateRectRgnIndirect DeleteObject Yes
CreateRoundRectRgn DeleteObject Yes
Resource AllocResource FreeResource No
FindResource N/A No
LoadResource FreeResource No
LockResource UnlockResource No
Sound OpenSound CloseSound Yes
String LoadString N/A No
Thunk MakeProcInstance FreeProcInstance No
Timer SetTimer KillTimer No
Window CreateWindow DestroyWindow No
CreateWindowEx DestroyWindow No
Notes:
------
* Bitmaps must be disconnected from a DC before being freed.
% Menus must be freed before an application exits if the menu is not
connected to any window.
@ A DC must be disconnected from bitmaps before being freed.
# If a bitmap is specified for the Caret, it must be freed.
& Calls to DeleteObject do not harm stock objects.