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GDI Support for Window Objects

Last Updated: 2/14/2017

GDI provides support for window creation and deletion, and for the enumeration of rectangles in a window.

FunctionDescription

EngCreateWnd

Create a WNDOBJ structure on a specified surface.

EngDeleteWnd

Deletes a WNDOBJ structure.

WNDOBJ_bEnum

Gets a collection of rectangles from the visible region of a window.

WNDOBJ_cEnumStart

Sets parameters for enumeration of rectangles in the visible region of a window.

WNDOBJ_vSetConsumer

Sets a driver-defined value in the pvConsumer member of the specified WNDOBJ structure.

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