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How create a button to jump to the parent project
Last updated at 10:16 am UTC on 3 April 2019

Construction by code

Paste the following code snippet into a Workspace, select the code and evaluate it.
This will create a button which will make Squeak enter the parent project of the current Project.

 | btn |
  btn := SimpleButtonMorph new.
  btn target: Project.  "(a class)"
  btn label: 'up'.
  btn position: 20 @ (Display height - 40).
  btn actionSelector: #returnToParentProject.
  btn openInWorld.

Construction with direct manipulation

First past the following into a Workspace
 Project returnToParentProject

Then choose the menu 'button for it'.

Bring up the halos and

Choose the red one and change the label.