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- Description
The TDx_DrawSurface::PageUnlock method will decrement the lock count of a locked system memory surface.
The memory can be paged out when the lock count is reduced to zero.
This method will not page unlock display memory or primary surfaces, doing nothing other than returning without error.
If the method call fails, the OnError event will be triggered with one of the following values:
DDERR_CANTPAGEUNLOCK
DDERR_INVALIDOBJECT
DDERR_INVALIDPARAMS
DDERR_NOTPAGELOCKED
DDERR_SURFACELOST
- Parameters
- See Also
- Top
TDx_Draw_Library v2.00 Component Reference
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[ TDx_DrawSurface::PageUnlock() ] [ next: ReleaseDC() ] [ prev: PageLock() ] public:
virtual bool __fastcall PageUnlock();
TDX_DRAWSURFACE::PAGEUNLOCK()
[ component method ]
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