SET(SCROLL_BAR_AUTO_THUMB)

 Enables or disables automatic adjustment of the scroll bar slider.

 Syntax

    SET (SCROLL_BAR_AUTO_THUMB, window, {HORIZONTAL | VERTICAL},
         {ON | OFF})

 Parameters

    SCROLL_BAR_AUTO_THUMB A keyword directing VAXTPU to enable or disable
                         automatic adjustment of a scroll bar slider in a
                         VAXTPU window.

    window               The window whose scroll bar slider you want VAXTPU
                         to adjust.

    HORIZONTAL           A keyword directing VAXTPU to set the slider on a
                         horizontal scroll bar.

    VERTICAL             A keyword directing VAXTPU to set the slider on a
                         vertical scroll bar.

    ON                   A keyword directing VAXTPU to enable automatic
                         adjustment of the scroll bar slider.

    OFF                  A keyword directing VAXTPU to disable automatic
                         adjustment of the scroll bar slider.