BCGControlBar Pro for MFC
virtual void CBCGPDockingControlBar::OnSlide ( BOOL  bSlideOut)

Called by the framework to render the autohide effect when the control bar is being shown or hidden.

Override OnSlide in a derived class to implement custom autohide effects.

bSlideOutSpecifies the slide (autohide) direction. TRUE - show control bar, FALSE- hide control bar).