SetRectRgn (Windows Embedded CE 6.0)

1/6/2010

This function changes a region into a rectangular region with the specified coordinates.

Syntax

BOOL SetRectRgn( 
  HRGN hrgn, 
  int nLeftRect, 
  int nTopRect, 
  int nRightRect, 
  int nBottomRect
);

Parameters

• hrgn
  [in] Handle to the region.

• nLeftRect
  [in] Specifies the x-coordinate of the upper left corner of the rectangular region.

• nTopRect
  [in] Specifies the y-coordinate of the upper left corner of the rectangular region.

• nRightRect
  [in] Specifies the x-coordinate of the lower right corner of the rectangular region.

• nBottomRect
  [in] Specifies the y-coordinate of the lower right corner of the rectangular region.

Return Value

Nonzero indicates success.

Zero indicates failure.

To get extended error information, call GetLastError.

Remarks

The region does not include the lower and right boundaries of the rectangle.

Requirements

See Also

Reference

GDI Functions
RectVisible