--- a/UIPainter.st	Fri May 23 16:28:06 1997 +0200
+++ b/UIPainter.st	Sat May 24 05:07:29 1997 +0200
@@ -1,6 +1,6 @@
 ApplicationModel subclass:#UIPainter
 	instanceVariableNames:'objectList currentView selectionPanel tabSelection lastSlice
-		specView layoutTool emptyView fileName specClass specSelector
+		specView layoutTool fileName specClass specSelector
 		specSuperclass aspects'
 	classVariableNames:''
 	poolDictionaries:''
@@ -755,13 +755,11 @@
         noteBook   := View origin:0.0 @0.0 corner:1.0@1.0.
         layoutTool := UIPropertyView for:#Dimension     in:noteBook.
         specView   := UIPropertyView for:#Specification in:noteBook.
-        emptyView  := View origin:0.0 @0.0 corner:1.0@1.0 in:noteBook.
 
         channel := self modifiedChannel.
         layoutTool modifiedHolder:channel.
         specView   modifiedHolder:channel.
         specView   viewBackground:(layoutTool viewBackground).
-        emptyView  viewBackground:(layoutTool viewBackground).
         builder aspectAt:#noteBookView put:noteBook.
     ].
     ^ noteBook
@@ -775,7 +773,7 @@
     "returns a block which returns the menu
      !!hack!!
     "
-    ^ [ (self painter menu) startUp. nil ].
+    ^ [ self painter showMiddleButtonMenu ].
 
 
 
@@ -866,6 +864,8 @@
         (list findFirst:[:aName| aName = lastSlice]) ~~ 0 ifTrue:[
             setSel := lastSlice
         ]
+    ] ifTrue:[
+        layoutTool forView:nil
     ].
 
     specView specEdited:spec.
@@ -916,23 +916,26 @@
 tabSelection:something
     |specEdited slices spec idx|
 
-    (tabSelection := something) notNil ifTrue:[
-        (specEdited := specView specEdited) notNil ifTrue:[
-            slices    := specEdited class slices.
-            lastSlice := tabSelection.
+    something isNil ifTrue:[^ self].
+
+    tabSelection := something.
+
+    (specEdited := specView specEdited) notNil ifTrue:[
+        slices    := specEdited class slices.
+        lastSlice := tabSelection.
 
-            idx:= slices findFirst:[:aSlice| aSlice first = tabSelection ].
-            idx == 0 ifTrue:[
-                layoutTool forView:currentView.
-              ^ layoutTool raise.
-            ].
-            spec := specEdited class perform:((slices at:idx) last).
-        ]
+        idx:= slices findFirst:[:aSlice| aSlice first = tabSelection ].
+        idx == 0 ifTrue:[
+            layoutTool forView:currentView.
+          ^ layoutTool raise.
+        ].
+        spec := specEdited class perform:((slices at:idx) last).
     ].
+    specView raise.
+
     specEdited isNil ifTrue:[
-        emptyView raise
+        specView buildFromSpec:nil
     ] ifFalse:[
-        specView raise.
         specView buildFromSpec:spec
     ]
 ! !