Shows or hides a scroll bar.
void ShowScrollBar(
   UINT nBar,
   BOOL bShow = TRUE 
);
Parameters
- nBar 
 Specifies whether the scroll bar is a control or part of a window's nonclient area. If it is part of the nonclient area, nBar also indicates whether the scroll bar is positioned horizontally, vertically, or both. It must be one of the following:- SB_BOTH Specifies the horizontal and vertical scroll bars of the window. 
- SB_HORZ Specifies that the window is a horizontal scroll bar. 
- SB_VERT Specifies that the window is a vertical scroll bar. 
 
- bShow 
 Specifies whether Windows shows or hides the scroll bar. If this parameter is TRUE, the scroll bar is shown; otherwise the scroll bar is hidden.
Remarks
An application should not call ShowScrollBar to hide a scroll bar while processing a scroll-bar notification message.
Requirements
Header: afxwin.h