--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/UISpecificationTool.st	Fri Jun 20 19:26:08 1997 +0200
@@ -0,0 +1,210 @@
+"
+ COPYRIGHT (c) 1995 by eXept Software AG
+              All Rights Reserved
+
+ This software is furnished under a license and may be used
+ only in accordance with the terms of that license and with the
+ inclusion of the above copyright notice.   This software may not
+ be provided or otherwise made available to, or used by, any
+ other person.  No title to or ownership of the software is
+ hereby transferred.
+"
+
+
+
+
+ApplicationModel subclass:#UISpecificationTool
+	instanceVariableNames:'modifiedHolder aspects specClass specEdited specChannel'
+	classVariableNames:''
+	poolDictionaries:''
+	category:'Interface-UIPainter'
+!
+
+!UISpecificationTool class methodsFor:'documentation'!
+
+copyright
+"
+ COPYRIGHT (c) 1995 by eXept Software AG
+              All Rights Reserved
+
+ This software is furnished under a license and may be used
+ only in accordance with the terms of that license and with the
+ inclusion of the above copyright notice.   This software may not
+ be provided or otherwise made available to, or used by, any
+ other person.  No title to or ownership of the software is
+ hereby transferred.
+"
+
+
+
+!
+
+documentation
+"
+    used by the UIPainter to manipulate the specifications of the selected component
+
+    [author:]
+        Claus Atzkern
+
+    [see also:]
+        UIPainter
+        UILayoutTool
+        UIHelpTool
+"
+! !
+
+!UISpecificationTool class methodsFor:'interface specs'!
+
+windowSpec
+    "this window spec was automatically generated by the ST/X UIPainter"
+
+    "do not manually edit this - the painter/builder may not be able to
+     handle the specification if its corrupted."
+
+    "
+     UIPainter new openOnClass:UISpecificationTool andSelector:#windowSpec
+     UISpecificationTool new openInterface:#windowSpec
+    "
+    "UISpecificationTool open"
+
+    <resource: #canvas>
+
+    ^
+     
+       #(#FullSpec
+          #'window:' 
+           #(#WindowSpec
+              #'name:' 'uIPainterView'
+              #'layout:' #(#LayoutFrame 0 0.0 0 0.0 0 1.0 0 1.0)
+              #'label:' 'unnamed canvas'
+              #'bounds:' #(#Rectangle 0 0 300 300)
+          )
+          #'component:' 
+           #(#SpecCollection
+              #'collection:' 
+               #(
+                 #(#ViewSpec
+                    #'name:' 'Frame'
+                    #'layout:' #(#LayoutFrame 0 0.0 0 0.0 0 1.0 0 1.0)
+                )
+              )
+          )
+      )
+! !
+
+!UISpecificationTool methodsFor:'accessing'!
+
+modifiedHolder:aValueHolder
+    "set the value holder set to true in case of modifying attributes
+    "
+    modifiedHolder notNil ifTrue:[
+        modifiedHolder removeDependent:self. 
+    ].
+
+    (modifiedHolder := aValueHolder) notNil ifTrue:[
+        modifiedHolder addDependent:self.
+    ].
+
+!
+
+update
+    "reload specification
+    "
+    specChannel notNil ifTrue:[
+        specChannel value:specEdited.
+    ]
+
+
+! !
+
+!UISpecificationTool methodsFor:'bindings'!
+
+aspectFor:aKey
+    "returns aspect for a key or nil
+    "
+    aspects notNil ifTrue:[
+        ^ aspects at:aKey ifAbsent:nil
+    ].
+    ^ super aspectFor:aKey
+
+!
+
+specEdited
+    "gets current edit specification
+    "
+    ^ specEdited
+
+
+!
+
+specEdited:aSpec
+    "sets current edit specification
+    "
+    aSpec isNil ifTrue:[
+        specChannel := nil.
+        specEdited  := nil.
+        aspects     := nil.
+    ] ifFalse:[
+        specEdited class == aSpec class ifTrue:[
+            specEdited := aSpec.
+          ^ specChannel value:specEdited.
+        ].
+        specEdited  := aSpec.
+        aspects     := IdentityDictionary new.
+        specChannel := specEdited asValue.
+        specEdited class addBindingsTo:aspects for:specEdited channel:specChannel.
+        aspects do:[:el| el addDependent:self ].
+    ].
+
+    specClass notNil ifTrue:[
+        (builder componentAt:#Frame) destroySubViews.
+        specClass := nil.
+    ].
+! !
+
+!UISpecificationTool methodsFor:'change & update'!
+
+update:something with:someArgument from:someone
+    "any attribute changed its state in the current specification
+    "
+    someone ~~ modifiedHolder ifTrue:[
+        modifiedHolder value ~~ true ifTrue:[
+            modifiedHolder value:true
+        ]
+    ]
+
+
+! !
+
+!UISpecificationTool methodsFor:'selection'!
+
+selection:something
+    |slices idx spec frame|
+
+    specEdited notNil ifTrue:[
+        slices := specEdited class slices.
+        idx:= slices findFirst:[:aSlice| aSlice first = something ].
+
+        idx ~~ 0 ifTrue:[
+            spec := specEdited class perform:((slices at:idx) last).
+        ].
+    ].
+
+    spec ~= specClass ifTrue:[
+        frame := builder componentAt:#Frame.
+        frame destroySubViews.
+
+        spec notNil ifTrue:[
+            builder buildFromSpec:spec in:frame.
+            frame allViewBackground:(frame viewBackground).
+            frame realizeAllSubViews.
+        ]
+    ].
+    specClass := spec.
+! !
+
+!UISpecificationTool class methodsFor:'documentation'!
+
+version
+    ^ '$Header$'
+! !