[squeak-dev] StackMorph issues in 5.3

Thiede, Christoph Christoph.Thiede at student.hpi.uni-potsdam.de
Fri Jan 7 02:33:28 UTC 2022


Hi David,


welcome to the community! :-)


FYIO, did you already have the pleasure to check out PowerSqueak?


https://github.com/hpi-swa-teaching/PowerSqueak


Happy Squeaking,

Christoph

________________________________
Von: Squeak-dev <squeak-dev-bounces at lists.squeakfoundation.org> im Auftrag von David O'Toole <deeteeoh1138 at gmail.com>
Gesendet: Donnerstag, 6. Januar 2022 01:48:42
An: squeak-dev at lists.squeakfoundation.org
Betreff: Re: [squeak-dev] StackMorph issues in 5.3

Ok I figured out why BookMorph wasn't switching pages: I had wrapped the BookMorph in a SystemWindow, and the drop was going into the SystemWindow's submorphs (not into the BookMorph).

The icons are still garbled, though.

On Wed, Jan 5, 2022 at 7:46 PM David O'Toole <deeteeoh1138 at gmail.com<mailto:deeteeoh1138 at gmail.com>> wrote:
Perhaps BookMorph would be better, however 1. the icons are similarly garbled, with some displaying a tiny pixel cat/mouse face; and, 2. dropping a morph into the BookMorph works, and it drags around but it doesn't disappear or reappear when switching pages.

On Wed, Jan 5, 2022 at 7:33 PM David O'Toole <deeteeoh1138 at gmail.com<mailto:deeteeoh1138 at gmail.com>> wrote:
Hi! I'm trying to make a simple presentation using a StackMorph to hold the pages, but there are some issues.

1. Funny characters are displayed instead of button icons at the top of the morph.
2. I get errors relayed to Player subclasses when attempting to create a new page.

Attempting to do the following:

Player removeUninstantiatedSubclassesSilently
Player playersWithUnnecessarySubclasses
Player freeUnreferencedSubclasses
Player abandonUnnecessaryUniclasses

...resulted in the same errors after trying the StackMorph again, this time with an incremented Player78 instead of Player77 class.

I've attached the stack report below. I would greatly appreciate any help you can offer. Maybe StackMorph is not the right thing to be using? Although it seems like it will be nice, if I can get past these issues.
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