Some usability. the new version sucks

src/Grafoscopio/GrafoscopioAbstractNode.class.st

@@ -9,9 +9,63 @@ Class {
 		'parent',
 		'tags'
 	],
+	#classInstVars : [
+		'clipboard'
+	],
 	#category : #'Grafoscopio-Model'
 }
 
+{ #category : #utility }
+GrafoscopioAbstractNode class >> cleanTreeRootReferences [
+
+	| ref |
+	clipboard ifNil: [ ^ self ].
+	clipboard children ifNil: [ ^ self ].
+	clipboard preorderTraversal allButFirstDo: [ :n |
+			ref := n.
+			n level - 1 timesRepeat: [ ref := ref parent ].
+			ref parent = clipboard parent ifTrue: [ ref parent: nil ]].
+	clipboard parent: nil.
+]
+
+{ #category : #accessing }
+GrafoscopioAbstractNode class >> clipboard [
+	^ clipboard
+]
+
+{ #category : #accessing }
+GrafoscopioAbstractNode class >> clipboard: anObject [
+	clipboard := anObject
+]
+
+{ #category : #utility }
+GrafoscopioAbstractNode class >> contentProviders [
+	"I list the domains of certain providers that are treated specially, because they
+	store and offer content like Smalltalk playgrounds or source code, that can be used
+	in particular ways while importing or exporting content in a node."
+
+	^ Dictionary new 
+	  at: 'playgrounds' put: #('ws.stfx.eu');
+	  at: 'fossil' put: #('mutabit.com/repos.fossil');
+	  at: 'etherpads' put: #('pad.tupale.co' );
+	  yourself.
+]
+
+{ #category : #testing }
+GrafoscopioAbstractNode class >> isAbstract [ 
+	^ self = GrafoscopioAbstractNode 
+]
+
+{ #category : #utility }
+GrafoscopioAbstractNode class >> specialWords [
+	"I return a list of word that were used in the first versions of Grafoscopio to mark node
+	headers to indicate special ways to handle them and their node contents.
+	Previous versions of first notebooks stored in Grafoscopio using this convention should be 
+	migrated to newer versions where tags are used for the same function with simpler code"
+
+	^ #('%config' '%abstract' '%invisible' '%idea' '%footnote' '%metadata' '%output' '%embed' '%item').
+]
+
 { #category : #'add/remove nodes' }
 GrafoscopioAbstractNode >> addNodeAfterMe: genericNode [
 	"Adds a generic node after the given node so they become slibings of the same parent"
@@ -120,6 +174,14 @@ GrafoscopioAbstractNode >> initialize [
 	edited := DateAndTime now
 ]
 
+{ #category : #accessing }
+GrafoscopioAbstractNode >> instantiateBody [
+	| body |
+	body := self specModelClass new.
+	body content: self content.
+	^ body 
+]
+
 { #category : #accessing }
 GrafoscopioAbstractNode >> isLeaf [
 	^ true
@@ -149,8 +211,11 @@ GrafoscopioAbstractNode >> moveUp [
 { #category : #accessing }
 GrafoscopioAbstractNode >> openIn: aNotebook [
 	aNotebook header text: self header.
-	aNotebook body: (aNotebook instantiate: self specModelClass new).
-	aNotebook body content: self content
+	aNotebook
+		body:
+			(self instantiateBody
+				owner: aNotebook;
+				yourself)
 ]
 
 { #category : #accessing }

src/Grafoscopio/GrafoscopioCodeNode.class.st

@@ -8,6 +8,11 @@ Class {
 	#category : #'Grafoscopio-Model'
 }
 
+{ #category : #'as yet unclassified' }
+GrafoscopioCodeNode class >> nameForSelection [
+	^ 'New Code Node'
+]
+
 { #category : #adding }
 GrafoscopioCodeNode >> addNode: aNode [
 	"Adds the given node to the receivers collection of children, and sets this object as the parent
@@ -18,6 +23,16 @@ GrafoscopioCodeNode >> addNode: aNode [
 	^aNode
 ]
 
+{ #category : #'as yet unclassified' }
+GrafoscopioCodeNode >> body [
+	^ body
+]
+
+{ #category : #'as yet unclassified' }
+GrafoscopioCodeNode >> body: aBody [
+	body := aBody
+]
+
 { #category : #'as yet unclassified' }
 GrafoscopioCodeNode >> content [
 	^ body ifNil:[ '' ]
@@ -28,6 +43,14 @@ GrafoscopioCodeNode >> header [
 	^ super header, ' (Code)'
 ]
 
+{ #category : #'as yet unclassified' }
+GrafoscopioCodeNode >> instantiateBody [
+	| widget |
+	widget := super instantiateBody.
+	widget body whenTextChangedDo: [ :arg | self body: arg ].
+	^ widget
+]
+
 { #category : #'as yet unclassified' }
 GrafoscopioCodeNode >> shouldAskBeforeRemove [
 	^ self content isNotEmpty

src/Grafoscopio/GrafoscopioNewNotebook.class.st

@@ -58,7 +58,7 @@ GrafoscopioNewNotebook class >> defaultSpec [
 
 { #category : #'instance creation' }
 GrafoscopioNewNotebook class >> kindsOfNode [
-	^ GrafoscopioAbstractNode allSubclasses
+	^ GrafoscopioAbstractNode allSubclasses select: [ : c | c isAbstract not ]
 ]
 
 { #category : #'instance creation' }
@@ -91,13 +91,16 @@ GrafoscopioNewNotebook >> addCommandFrom: dictionary into: stream [
 
 { #category : #'editing nodes' }
 GrafoscopioNewNotebook >> addNode [
-	| newNode kind |
+	| newNode kind previousPath |
 	kind := self chooseKindOfNode.
 	kind isClass
 		ifTrue: [ newNode := kind new.
+			
 			self currentNode addNodeAfterMe: newNode.
+			previousPath := tree selection selectedPath.
 			self notebookContent: notebook.
-			self selectedItem: newNode ]
+			
+			self selectedPathNextTo: previousPath ]
 ]
 
 { #category : #persistence }
@@ -137,7 +140,7 @@ GrafoscopioNewNotebook >> chooseKindOfNode [
 	| idx values |
 	values := self kindsOfNode.
 	idx := UIManager default
-		chooseFrom: values
+		chooseFrom: (values collect: [ :v | v nameForSelection ])
 		lines: {}
 		title: 'What kind of node? '.
 	^ idx = 0
@@ -501,18 +504,17 @@ GrafoscopioNewNotebook >> initialize [
 { #category : #initialization }
 GrafoscopioNewNotebook >> initializePresenter [
 	tree
-		whenActivatedDo:
-			[ :selection | selection ifNotNil: [ self updateBodyFor: selection selectedItem ] ].
+		whenSelectionChangedDo:
+			[ :selection |  selection selectedItem ifNotNil: [ self updateBodyFor: selection selectedItem ] ].
 	header
 		whenTextChangedDo: [ :arg | 
 			tree selectedItem header = arg
-				ifFalse: [
-					| item |
-					item := tree selectedItem. 
-					 tree selectedItem header: arg.
+				ifFalse: [ | item |
+					item := tree selectedItem.
+					tree selectedItem header: arg.
 					tree selectedItem updateEditionTimestamp.
 					tree roots: tree roots.
-					tree selectItem:item ] ].
+					tree selectItem: item ] ].
 	links
 		whenTextChangedDo: [ :arg | 
 			(tree respondsTo: #link:)
@@ -538,9 +540,6 @@ GrafoscopioNewNotebook >> initializeWidgets [
 			node isLeaf
 				ifTrue: [ {} ]
 				ifFalse: [ node children ] ].
-	"	tree
-		childrenBlock: [ :node | node children value ];
-		displayBlock: [ :node | node title value ]."
 	self focusOrder
 		add: tree;
 		add: header;
@@ -552,7 +551,7 @@ GrafoscopioNewNotebook >> initializeWidgets [
 GrafoscopioNewNotebook >> initializeWindow: aWindowPresenter [
 	super initializeWindow: aWindowPresenter.
 	aWindowPresenter
-		title: ' New | Grafoscopio notebook';
+		title: ' New | Grafoscopio 2.0 notebook';
 		windowIcon: self taskbarIcon;
 		askOkToClose: true
 ]
@@ -650,7 +649,8 @@ GrafoscopioNewNotebook >> moveSelectedNodeDown [
 	editedNode := tree selectedItem.
 	editedNode moveDown.
 	self notebookContent: notebook.
-	tree needRebuild: true
+	tree needRebuild: true.
+	tree selectItem: editedNode.
 ]
 
 { #category : #'editing nodes' }
@@ -966,8 +966,7 @@ GrafoscopioNewNotebook >> resetSelectedItem [
 
 { #category : #'editing nodes' }
 GrafoscopioNewNotebook >> resetSelectedItemTo: aPath [
-	tree selectPath: {(aPath first min: notebook children size)}.
-	tree updatePresenter
+	self selectedPathPreviousTo: aPath
 ]
 
 { #category : #persistence }
@@ -1027,6 +1026,30 @@ GrafoscopioNewNotebook >> selectedItem: anItem [
 	tree selectItem: (tree roots detect: [ : p |  p  = anItem ]).
 ]
 
+{ #category : #'asdas yet unclassified' }
+GrafoscopioNewNotebook >> selectedItem: aGrafoscopioTextNode path: aPath [
+	aPath
+		at: aPath size
+		put: (aPath at: aPath size) + 1.
+	tree selectPath: aPath
+]
+
+{ #category : #'asdas yet unclassified' }
+GrafoscopioNewNotebook >> selectedPathNextTo: aPath [
+	aPath
+		at: aPath size
+		put: (aPath at: aPath size) + 1.
+	tree selectPath: aPath
+]
+
+{ #category : #'asdas yet unclassified' }
+GrafoscopioNewNotebook >> selectedPathPreviousTo: aPath [
+	(aPath at: aPath size) - 1 > 0
+		ifTrue: [ aPath at: aPath size put: (aPath at: aPath size) - 1.
+			tree selectPath: aPath ]
+		ifFalse: [ self selectedPathPreviousTo: aPath allButLast ]
+]
+
 { #category : #persistence }
 GrafoscopioNewNotebook >> subtreeAsMarkdown [
 	| currentNode |

src/Grafoscopio/GrafoscopioTextNode.class.st

@@ -17,56 +17,12 @@ Class {
 		'body',
 		'links'
 	],
-	#classInstVars : [
-		'clipboard'
-	],
 	#category : #'Grafoscopio-Model'
 }
 
-{ #category : #utility }
-GrafoscopioTextNode class >> cleanTreeRootReferences [
-
-	| ref |
-	clipboard ifNil: [ ^ self ].
-	clipboard children ifNil: [ ^ self ].
-	clipboard preorderTraversal allButFirstDo: [ :n |
-			ref := n.
-			n level - 1 timesRepeat: [ ref := ref parent ].
-			ref parent = clipboard parent ifTrue: [ ref parent: nil ]].
-	clipboard parent: nil.
-]
-
-{ #category : #accessing }
-GrafoscopioTextNode class >> clipboard [
-	^ clipboard
-]
-
-{ #category : #accessing }
-GrafoscopioTextNode class >> clipboard: anObject [
-	clipboard := anObject
-]
-
-{ #category : #utility }
-GrafoscopioTextNode class >> contentProviders [
-	"I list the domains of certain providers that are treated specially, because they
-	store and offer content like Smalltalk playgrounds or source code, that can be used
-	in particular ways while importing or exporting content in a node."
-
-	^ Dictionary new 
-	  at: 'playgrounds' put: #('ws.stfx.eu');
-	  at: 'fossil' put: #('mutabit.com/repos.fossil');
-	  at: 'etherpads' put: #('pad.tupale.co' );
-	  yourself.
-]
-
-{ #category : #utility }
-GrafoscopioTextNode class >> specialWords [
-	"I return a list of word that were used in the first versions of Grafoscopio to mark node
-	headers to indicate special ways to handle them and their node contents.
-	Previous versions of first notebooks stored in Grafoscopio using this convention should be 
-	migrated to newer versions where tags are used for the same function with simpler code"
-
-	^ #('%config' '%abstract' '%invisible' '%idea' '%footnote' '%metadata' '%output' '%embed' '%item').
+{ #category : #'as yet unclassified' }
+GrafoscopioTextNode class >> nameForSelection [
+	^ 'New Text Node'
 ]
 
 { #category : #operation }
@@ -527,6 +483,14 @@ GrafoscopioTextNode >> initialize [
 	self body: ''
 ]
 
+{ #category : #accessing }
+GrafoscopioTextNode >> instantiateBody [
+	| widget |
+	widget := super instantiateBody.
+	widget body whenTextChangedDo: [ :arg | self body: arg ].
+	^ widget
+]
+
 { #category : #accessing }
 GrafoscopioTextNode >> isEmpty [
 	body ifNil: [ ^ true ] ifNotNil: [ ^ false ] 

src/Grafoscopio/GrafoscopioTrunkNode.class.st

@@ -7,6 +7,11 @@ Class {
 	#category : #'Grafoscopio-Model'
 }
 
+{ #category : #testing }
+GrafoscopioTrunkNode class >> isAbstract [ 
+	^ self = GrafoscopioTrunkNode 
+]
+
 { #category : #accessing }
 GrafoscopioTrunkNode >> children [ 
 	"Returns the receivers list of children"

src/Grafoscopio/GrafoscopioUrlCachedNode.class.st

@@ -7,6 +7,11 @@ Class {
 	#category : #'Grafoscopio-Model'
 }
 
+{ #category : #'instance creation' }
+GrafoscopioUrlCachedNode class >> nameForSelection [
+	^ 'New URL-Cached Node'
+]
+
 { #category : #accessing }
 GrafoscopioUrlCachedNode >> content [
 	^ content isEmptyOrNil

src/Grafoscopio/GrafoscopioUrlNode.class.st

@@ -7,6 +7,11 @@ Class {
 	#category : #'Grafoscopio-Model'
 }
 
+{ #category : #'instance creation' }
+GrafoscopioUrlNode class >> nameForSelection [
+	^ 'New URL Node'
+]
+
 { #category : #'instance creation' }
 GrafoscopioUrlNode class >> new [
 	^ super new