NSScroller ignores NSScrollerArrowsNone [patch]

[Jeff Teunissen]

Attached is a simple patch that allows NSScrollers to not have scroll
arrows, as per the specs.

-- 
| Jeff Teunissen  -=-  Pres., Dusk To Dawn Computing  -=-  deek @ d2dc.net
| GPG: 1024D/9840105A   7102 808A 7733 C2F3 097B  161B 9222 DAB8 9840 105A
| Core developer, The QuakeForge Project        http://www.quakeforge.net/
| Specializing in Debian GNU/Linux              http://www.d2dc.net/~deek/

Index: gui/Source/NSScroller.m
===================================================================
RCS file: /cvsroot/gnustep/gnustep/core/gui/Source/NSScroller.m,v
retrieving revision 1.59
diff -u -r1.59 NSScroller.m
--- gui/Source/NSScroller.m     11 Apr 2002 23:15:06 -0000      1.59
+++ gui/Source/NSScroller.m     6 Jun 2002 08:27:36 -0000
@@ -407,10 +407,11 @@
 
   [super setFrame: frameRect];
 
-  if (_isHorizontal)
-    _arrowsPosition = NSScrollerArrowsMinEnd;
-  else
-    _arrowsPosition = NSScrollerArrowsMaxEnd;
+  if (_arrowsPosition != NSScrollerArrowsNone)
+    if (_isHorizontal)
+      _arrowsPosition = NSScrollerArrowsMinEnd;
+    else
+      _arrowsPosition = NSScrollerArrowsMaxEnd;
 
   _hitPart = NSScrollerNoPart;
   _cacheValid = NO;