NSMatrix -selectAll: shouldn't do anything in matrix mode [patch]

[Jeff Teunissen]

NSMatrix shouldn't be able to select all cells if it's in
NSRadioModeMatrix mode. Trivial fix attached.

-- 
| 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/NSMatrix.m
===================================================================
RCS file: /cvsroot/gnustep/gnustep/core/gui/Source/NSMatrix.m,v
retrieving revision 1.99
diff -u -r1.99 NSMatrix.m
--- gui/Source/NSMatrix.m       26 Jun 2002 17:00:33 -0000      1.99
+++ gui/Source/NSMatrix.m       5 Jul 2002 19:56:06 -0000
@@ -975,6 +975,9 @@
 {
   unsigned     i, j;
 
+  if (_mode == NSRadioModeMatrix)  // can't select all if only one can be selected
+    return;
+
   _selectedCell = nil;
   _selectedRow = -1;
   _selectedColumn = -1;