This method determines whether the top, left, bottom, and right values of CRect are all equal to zero. This method differs from IsRectEmpty, which determines whether the rectangle is empty.
Header file: | Afxwin.h |
Platforms: | H/PC 2.0, Palm-size PC, H/PC Pro |
Windows CE versions: | 1.0 and later |
Complete documentation: | Visual C++ documentation |
BOOL IsRectNull( ) const;
CRect::IsRectEmpty, CRect::SetRectEmpty