Group Activities sample architecture
Source-backed, high-level architecture notes for Apple sample-code pages grouped in the Group Activities folder.
- Catalog module labels:
Group Activities,GroupActivities - Coverage: 3 / 3 sample pages documented
- Source policy: archive hashes and extracted-tree references are verified locally before analysis
Samples
| Sample | Platforms | High-level architecture | Documented patterns |
|---|---|---|---|
| Building a guessing game for visionOS | visionOS | A Swift sample with the source-visible chain GuessTogetherApp → SessionController → PhraseManager → GroupActivities APIs. |
View-controller organization, Central store, Actor-isolated state |
| Creating a collaborative photo gallery with SharePlay | iOS, iPadOS, Mac Catalyst, macOS, visionOS | A Swift sample with the source-visible chain GroupActivities_PhotoLibraryApp → ContentView → AppModel → GroupActivities APIs. |
View-controller organization, Binding-based state propagation, Actor-isolated state |
| Drawing content in a group session | iOS, iPadOS | A Swift sample with the source-visible chain DrawTogetherApp → ContentView → GroupActivities APIs. |
Publisher-backed observable state, Actor-isolated state |
Cross-sample signals
Recurring documented patterns
| Pattern label | Sample documents |
|---|---|
| Actor-isolated state | 3 |
| View-controller organization | 2 |
Type-role naming evidence
Counts below are declaration-name suffixes, not inferred patterns.
| Role suffix | Distinct declarations across samples |
|---|---|
View |
19 |
Model |
4 |
App |
3 |
Controller |
2 |
Manager |
1 |
Store |
1 |
Swift access-control evidence
These are declaration occurrences in scanned Swift source, including implicit internal declarations.
| Access level | Occurrences |
|---|---|
implicit internal |
400 |
private |
37 |
References
Generated from the verified local catalog and completed Markdown documents.