The Trunk: ToolBuilder-Morphic-mt.263.mcz

Marcel Taeumel uploaded a new version of ToolBuilder-Morphic to project The Trunk:
http://source.squeak.org/trunk/ToolBuilder-Morphic-mt.263.mcz

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

Name: ToolBuilder-Morphic-mt.263
Author: mt
Time: 28 July 2020, 10:00:57.682779 am
UUID: fecabf05-7969-5f4f-8a7a-c0a2fbf874b8
Ancestors: ToolBuilder-Morphic-pre.262

In tree widgets, fixes refresh for nodes w/o parents (aka. top nodes or roots). See ObjectExplorerWrapper for a similar strategy.

=============== Diff against ToolBuilder-Morphic-pre.262 ===============

Item was changed:
  ----- Method: PluggableTreeItemNode>>refresh (in category 'as yet unclassified') -----
  refresh
 
+ self parent ifNil: [^ self].
  self setItem: (self parent contents
  at: self index
  ifAbsent: [self error: 'No support for changed child count yet!!'])
  item.!