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CScrollBar::EnableScrollBar

Enables or disables one or both arrows of a scroll bar.

BOOL EnableScrollBar( 
   UINT nArrowFlags = ESB_ENABLE_BOTH  
);

nArrowFlags

Specifies whether the scroll arrows are enabled or disabled and which arrows are enabled or disabled. This parameter can be one of the following values:

  • ESB_ENABLE_BOTH   Enables both arrows of a scroll bar.

  • ESB_DISABLE_LTUP   Disables the left arrow of a horizontal scroll bar or the up arrow of a vertical scroll bar.

  • ESB_DISABLE_RTDN   Disables the right arrow of a horizontal scroll bar or the down arrow of a vertical scroll bar.

  • ESB_DISABLE_BOTH   Disables both arrows of a scroll bar.

Nonzero if the arrows are enabled or disabled as specified; otherwise 0, which indicates that the arrows are already in the requested state or that an error occurred.

Header: afxwin.h

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