SRGRectTracker Class
class SRGRectTracker
Extention class of CRectTracker, this class added a new CWnd member whenever the rect changed size it send out a WM_TRACKINGRECTCHANGED message to the CWnd member, when it adjust its rect it also send out a WM_ADJUSTTRACKINGRECT message to CWnd member so that the CWnd member get a chance to do something if it choose to.Defined in: SRGRectTracker.h
Class Members
virtual void AdjustRect( int nHandle, LPRECT lpRect )
Send a WM_ADJUSTTRACKINGRECT message to its parent before call
virtual void OnChangedRect(const CRect & rectOld)
Send a WM_TRACKINGRECTCHANGED message to its parent before call