CRect::Size
The cx and cy members of the return value contain the height and width of CRect.
CSize Size( ) const throw( );
Return Value
A CSize object that contains the size of CRect.
Remarks
Either the height or width can be negative.
备注
The rectangle must be normalized or this function may fail. You can call NormalizeRect to normalize the rectangle before calling this function.
Example
CRect rect(10, 10, 50, 50);
CSize sz = rect.Size();
ASSERT(sz.cx == 40 && sz.cy == 40);
Requirements
Header: atltypes.h