A new version of ToolBuilder-Morphic was added to project The Inbox:
http://source.squeak.org/inbox/ToolBuilder-Morphic-ct.244.mcz

==================== Summary ====================

Name: ToolBuilder-Morphic-ct.244
Author: ct
Time: 21 September 2019, 7:16:45.219935 pm
UUID: edbb52ab-494e-2a4a-9a5e-471b098c5935
Ancestors: ToolBuilder-Morphic-mt.243

Change the PluggableTreeMorph to select the specified path initially

An example where this is mandatory:
(HelpBrowser on: SqueakHelp)
	showFirstTopic;
	open

=============== Diff against ToolBuilder-Morphic-mt.243 ===============

Item was changed:
  ----- Method: MorphicToolBuilder>>buildPluggableTree: (in category 'widgets required') -----
  buildPluggableTree: aSpec
  	| widget |
  	widget := self treeClass new.
  	self register: widget id: aSpec name.
  	widget model: aSpec model.
  	widget getSelectedPathSelector: aSpec getSelectedPath.
  	widget setSelectedPathSelector: aSpec setSelectedPath.
  	widget setSelectedSelector: aSpec setSelected.
  	widget getSelectedSelector: aSpec getSelected.
  	widget setSelectedParentSelector: aSpec setSelectedParent.
  	widget getChildrenSelector: aSpec getChildren.
  	widget hasChildrenSelector: aSpec hasChildren.
  	widget getLabelSelector: aSpec label.
  	widget getIconSelector: aSpec icon.
  	widget getHelpSelector: aSpec help.
  	widget getMenuSelector: aSpec menu.
  	widget keystrokeActionSelector: aSpec keyPress.
  	widget nodeClass: aSpec nodeClass.
  	widget getRootsSelector: aSpec roots.
  	widget autoDeselect: aSpec autoDeselect.
  	widget doubleClickSelector: aSpec doubleClick.
  	
  	widget dropItemSelector: aSpec dropItem.
  	widget wantsDropSelector: aSpec dropAccept.
  	widget dragItemSelector: aSpec dragItem.
  	widget dragStartedSelector: aSpec dragStarted.
  	
  	widget columns: aSpec columns.
  	
+ 	widget initializeSelection.
+ 	
  	"Override default scroll bar policies if needed. Widget will use preference values otherwise."
  	aSpec hScrollBarPolicy ifNotNil: [:policy |
  		policy caseOf: {
  			[#always] -> [widget alwaysShowHScrollBar].
  			[#never] -> [widget hideHScrollBarIndefinitely].
  			[#whenNeeded] -> [widget showHScrollBarOnlyWhenNeeded]. } ].
  	aSpec vScrollBarPolicy ifNotNil: [:policy |
  		policy caseOf: {
  			[#always] -> [widget alwaysShowVScrollBar].
  			[#never] -> [widget hideVScrollBarIndefinitely].
  			[#whenNeeded] -> [widget showVScrollBarOnlyWhenNeeded]. } ].	
  	
  	self setFrame: aSpec frame in: widget.
  	self setLayoutHintsFor: widget spec: aSpec.
  	
  	parent ifNotNil:[self add: widget to: parent].
  "	panes ifNotNil:[
  		aSpec roots ifNotNil:[panes add: aSpec roots].
  	].	"
  	^widget!

Item was added:
+ ----- Method: PluggableTreeMorph>>initializeSelection (in category 'initialization') -----
+ initializeSelection
+ 
+ 	self update: getSelectedPathSelector.!