/[emacs]/emacs/man/display.texi
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revision 1.70.2.3 by miles, Sat Sep 25 12:05:30 2004 UTC revision 1.70.2.4 by miles, Wed Sep 29 07:22:16 2004 UTC
# Line 1007  This can be combined with up and down ar Line 1007  This can be combined with up and down ar
1007  and bottom of the left or right fringe if the window can be scrolled  and bottom of the left or right fringe if the window can be scrolled
1008  in either direction.  in either direction.
1009    
1010  The buffer-local variable @code{indicate-buffer-boundaries} controls    The buffer-local variable @code{indicate-buffer-boundaries} controls
1011  how the buffer boundaries and window scrolling is indicated in the  how the buffer boundaries and window scrolling is indicated in the
1012  fringes.  fringes.
1013    
1014  If the value is @code{left} or @code{right}, both angle and arrow    If the value is @code{left} or @code{right}, both angle and arrow
1015  bitmaps are displayed in the left or right fringe, respectively.  bitmaps are displayed in the left or right fringe, respectively.
 Any other non-@code{nil} value causes the bitmap on the top line to be  
 displayed in the left fringe, and the bitmap on the bottom line in the  
 right fringe.  
1016    
1017  If value is a cons @code{(angles . arrows)}, the car specifies the    If value is an alist, each element @code{(@var{indicator} .
1018  position of the angle bitmaps, and the cdr specifies the position of  @var{position})} specifies the position of one of the indicators.
1019  the arrow bitmaps.  For example, @code{(t .  right)} places the top  The @var{indicator} must be one of @code{top}, @code{bottom},
1020  angle bitmap in left fringe, the bottom angle bitmap in right fringe,  @code{up}, @code{down}, or @code{t} which specifies the default
1021  and both arrow bitmaps in right fringe.  To show just the angle  position for the indicators not present in the alist.
1022  bitmaps in the left fringe, but no arrow bitmaps, use @code{(left . nil)}.  The @var{position} is one of @code{left}, @code{right}, or @code{ni}
1023    which specifies not to show this indicator.
1024    
1025      For example, @code{((top . left) (t . right))} places the top angle
1026    bitmap in left fringe, the bottom angle bitmap in right fringe, and
1027    both arrow bitmaps in right fringe.  To show just the angle bitmaps in
1028    the left fringe, but no arrow bitmaps, use @code{((top .  left)
1029    (bottom . left))}.
1030    
1031  @vindex default-indicate-buffer-boundaries  @vindex default-indicate-buffer-boundaries
1032    The value of the variable @code{default-indicate-buffer-boundaries}    The value of the variable @code{default-indicate-buffer-boundaries}

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