--- a/UIPainterView.st	Sun Sep 07 08:12:32 1997 +0200
+++ b/UIPainterView.st	Wed Sep 10 10:33:05 1997 +0200
@@ -454,7 +454,7 @@
 !
 
 generateAspectMethods
-    |cls code skip|
+    |cls code skip modelSelector menuSelector menuPerformer protoSpec thisCode|
 
     code := ''.
 
@@ -464,9 +464,7 @@
     ].
     cls := Smalltalk classNamed:className.
 
-    treeView propertiesDo:[:aProp |
-        |modelSelector menuSelector protoSpec thisCode|
-
+    treeView propertiesDo:[:aProp|
         protoSpec := aProp spec.
 
         (modelSelector := aProp model) notNil ifTrue:[
@@ -488,8 +486,8 @@
         ].
 
         (menuSelector := aProp menu) notNil ifTrue:[
-            (cls implements:menuSelector asSymbol) ifFalse:[
-                thisCode := (self generateAspectMethodFor:menuSelector spec:protoSpec inClass:cls).
+            thisCode := self generateMenuMethodFor:menuSelector spec:protoSpec inClass:cls.
+            thisCode size ~~ 0 ifTrue:[
                 code := code , thisCode
             ]
         ].
@@ -511,10 +509,60 @@
                 thisCode := (self generateValueMethodFor:aSel spec:protoSpec inClass:cls).
                 code := code , thisCode
             ]
-        ].
+        ]
+    ].
+
+    protoSpec := treeView canvasSpec.
+
+    (menuSelector := protoSpec menu) notNil ifTrue:[
+        thisCode := self generateMenuMethodFor:menuSelector spec:protoSpec inClass:cls.
+        thisCode size ~~ 0 ifTrue:[
+            code := code , thisCode
+        ]
+    ].
+
+
+    ^ code
+!
+
+generateMenuMethodFor:aspect spec:protoSpec inClass:aClass
+    |code cperf performer category|
+
+    (aClass implements:aspect asSymbol) ifFalse:[
+        code := MenuEditor generateCodeFor:aClass menuSelector:(aspect asSymbol).
+    ] ifTrue:[
+        code := ''
+    ].
 
+    (protoSpec respondsTo:#menuPerformer) ifTrue:[
+        performer := protoSpec menuPerformer.
     ].
-    ^ code
+    performer notNil ifTrue:[
+        performer := performer asSymbol.
+
+        (aClass implements:performer) ifFalse:[
+            category := MenuEditor sourceCategory.
+
+            cperf  := Character excla asString 
+                    , aClass name , ' methodsFor:' , category storeString
+                    , Character excla asString , '\\'
+                    , performer , '\'
+                    , '    "this window spec was automatically generated by the UI Builder"\\'
+                    , '    ^ self\\'
+                    , '\'
+                    , Character excla asString
+                    , ' '
+                    , Character excla asString
+                    , '\\'.
+
+            code := code, cperf.
+        ]
+    ].
+
+    code size == 0 ifTrue:[
+        ^ nil
+    ].
+  ^ code withCRs
 !
 
 generateValueMethodFor:aspect spec:protoSpec inClass:targetClass