ExtCreateRegion (Windows Embedded CE 6.0)

1/6/2010

This function creates a region from the specified region data.

Syntax

HRGN ExtCreateRegion(
  CONST XFORM* lpXform,
  DWORD nCount,
  CONST RGNDATA* lpRgnData
);

Parameters

  • lpXform
    [in] Not supported; set to NULL.
  • nCount
    [in] DWORD that specifies the size of the structure, in bytes, to which the lpRgnData parameter points.
  • lpRgnData
    [in] Pointer to an RGNDATA structure that contains the region data in logical units.

Return Value

A handle to the region indicates success.

NULL indicates failure.

Remarks

Region coordinates are represented as 27-bit signed integers.

An application can retrieve data for a region by calling the GetRegionData function.

Requirements

Header windows.h
Library coredll.lib
Windows Embedded CE Windows CE .NET 4.0 and later

See Also

Reference

GDI Functions
CreateRectRgn
CreateRectRgnIndirect
GetRegionData
RGNDATA