CWnd::RepositionBars
Visual Studio 2010
Called to reposition and resize control bars in the client area of a window.
void RepositionBars( UINT nIDFirst, UINT nIDLast, UINT nIDLeftOver, UINT nFlag = reposDefault, LPRECT lpRectParam = NULL, LPCRECT lpRectClient = NULL, BOOL bStretch = TRUE );