GetRgnBox

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Windows Embedded CE 6.0 R3

4/8/2010

This function retrieves the bounding rectangle of the specified region.

Syntax

int GetRgnBox(
  HRGN hrgn, 
  LPRECT lprc
); 

Parameters

• hrgn
  [in] Handle to the region.

• lprc
  [out] Long pointer to a RECT structure that receives the bounding rectangle.

Return Value

The return value specifies the region's complexity.

NULLREGION indicates that the region is empty.

SIMPLEREGION indicates that the region is a single rectangle.

COMPLEXREGION indicates that the region is more than a single rectangle.

Zero indicates that the hrgn parameter does not identify a valid region

Requirements

See Also

Reference

RECT
GDI Functions