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EZ_GetScrollbarState(3)		EZWGL Functions	       EZ_GetScrollbarState(3)

NAME
       EZ_GetScrollbarState,  EZ_UpdateScrollbar - set and get the states of a
       scroll bar

SYNOPSIS
       #include <EZ.h>

       void EZ_GetScrollbarState(EZ_Widget *scrollbar,
	     int *totalsize_ret, int *pagesize_ret, int *start_ret)

       void EZ_UpdateScrollbar(EZ_Widget *scrollbar,
	      int totalsize, int pagesize, int start)

ARGUMENTS
       scrollbar  Specifies a scrollbar widget.

       totalsize_ret  Specifies a return for the total size of the object con‐
       trolled by the scrollbar.

       pagesize_ret  Specifies a return for the page size.

       start_ret  Specifies a return for the start position.

       totalsize   Specifies  a the total size of the object controlled by the
       scrollbar.

       pagesize	 Specifies the page size.

       start  Specifies the start position.

DESCRIPTION
       A scrollbar controls the portion of an object to be displayed in a wid‐
       get  window. The state of a scrollbar consists of three parameters: The
       total size of the object, the page size of the widget  window  and  the
       starting	 location of the displayed page relative to the starting point
       of the object. The displayed page is the segment
	    [start, start+pagesize]
       in object.

       EZ_GetScrollbarState returns the state of a scrollbar.

       EZ_UpdateScrollbar sets the state of a scrollbar.

SEE ALSO
       EZ_CreateWidget(3)

EZWGL						       EZ_GetScrollbarState(3)

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