IDirectDrawSurface::EnumOverlayZOrders (Windows Embedded CE 6.0)
1/6/2010
This method enumerates the overlay surfaces on the specified destination. The overlays can be enumerated in front-to-back or back-to-front order.
Syntax
HRESULT EnumOverlayZOrders(
DWORD dwFlags,
LPVOID lpContext,
LPDDENUMSURFACESCALLBACK lpfnCallback
);
Parameters
dwFlags
The following table shows the possible flags.Flag Description DDENUMOVERLAYZ_FRONTTOBACK
Enumerates overlays front to back.
- lpContext
Address of the user-defined context that will be passed to the callback function for each overlay surface.
- lpfnCallback
Address of the EnumSurfacesCallback callback function that will be called for each surface being overlaid on this surface.
Return Value
If the method succeeds, the return value is DD_OK.
If the method fails, the return value may be one of the following error values:
DDERR_INVALIDOBJECT |
DDERR_INVALIDPARAMS |
For more information on these error codes see DirectDraw Return Values.
Remarks
Requirements
| Header | ddraw.h |
| Library | ddraw.lib |
| Windows Embedded CE | Windows Embedded CE 6.0 and later |