--- a/RadioButtonGroup.st	Thu Aug 31 07:01:01 1995 +0200
+++ b/RadioButtonGroup.st	Thu Sep 07 14:46:28 1995 +0200
@@ -13,7 +13,7 @@
 'From Smalltalk/X, Version:2.10.5 on 14-mar-1995 at 11:06:48 am'!
 
 OrderedCollection subclass:#RadioButtonGroup
-	 instanceVariableNames:'valueChannel'
+	 instanceVariableNames:'valueChannel groupID'
 	 classVariableNames:''
 	 poolDictionaries:''
 	 category:'Views-Support'
@@ -23,7 +23,7 @@
 COPYRIGHT (c) 1991 by Claus Gittinger
 	      All Rights Reserved
 
-$Header: /cvs/stx/stx/libwidg/RadioButtonGroup.st,v 1.12 1995-06-27 02:23:53 claus Exp $
+$Header: /cvs/stx/stx/libwidg/RadioButtonGroup.st,v 1.13 1995-09-07 12:45:50 claus Exp $
 '!
 
 !RadioButtonGroup class methodsFor:'documentation '!
@@ -44,7 +44,7 @@
 
 version
 "
-$Header: /cvs/stx/stx/libwidg/RadioButtonGroup.st,v 1.12 1995-06-27 02:23:53 claus Exp $
+$Header: /cvs/stx/stx/libwidg/RadioButtonGroup.st,v 1.13 1995-09-07 12:45:50 claus Exp $
 "
 !
 
@@ -72,6 +72,10 @@
     the index of the selected toggle. You can set/get this valueHolder
     via the valueChannel:/valueChannel messages.
     See the last example for how this is done.
+
+    The groupID instance variable is not required for normal operation;
+    the interface builder uses it to give a button-group some descriptive 
+    (unique) name.
 "
 !
 
@@ -146,6 +150,20 @@
 "
 ! !
 
+!RadioButtonGroup methodsFor:'accessing'!
+
+groupID:aSymbol 
+    groupID := aSymbol
+
+    "Modified: 5.9.1995 / 16:04:28 / claus"
+!
+
+groupID
+    ^ groupID
+
+    "Modified: 5.9.1995 / 16:04:33 / claus"
+! !
+
 !RadioButtonGroup methodsFor:'accessing-mvc'!
 
 valueChannel
@@ -228,4 +246,3 @@
     valueChannel value:newValue
 
 ! !
-