CRectTracker::OnChangedRect virtual void OnChangedRect( const CRect& rectOld );ParametersrectOldContains the old device coordinates of the CRectTracker object.ResCalled by the framework whenever the tracker rectangle has changed during a call to Track. At the time this function is called, all feedback drawn with DrawTrackerRect has been removed. The default implementation of this function does nothing.Override this function when you want to perform any actions after the rectangle has been resized.CRectTracker Overview | Class Members | Hierarchy Chart send message to the view to perform redraw
virtual void OnChangedRect( const CRect& rectOld );ParametersrectOldContains the old device coordinates of the CRectTracker object.ResCalled by the framework whenever the tracker rectangle has changed during a call to Track. At the time this function is called, all feedback drawn with DrawTrackerRect has been removed. The default implementation of this function does nothing.Override this function when you want to perform any actions after the rectangle has been resized.CRectTracker Overview | Class Members | Hierarchy Chart
send message to the view to perform redraw