Background Tasks sample architecture
Source-backed, high-level architecture notes for Apple sample-code pages grouped in the Background Tasks folder.
- Catalog module label:
Background Tasks - Coverage: 1 / 1 sample pages documented
- Source policy: archive hashes and extracted-tree references are verified locally before analysis
Samples
| Sample | Platforms | High-level architecture | Documented patterns |
|---|---|---|---|
| Refreshing and Maintaining Your App Using Background Tasks | iOS, iPadOS, Mac Catalyst | A Swift sample with the source-visible chain AppDelegate → FeedTableViewController → ColorTransformer → BackgroundTasks APIs. |
View-controller organization, Protocol-oriented abstraction, Delegate or data-source callbacks |
Cross-sample signals
Recurring documented patterns
| Pattern label | Sample documents |
|---|
Type-role naming evidence
Counts below are declaration-name suffixes, not inferred patterns.
| Role suffix | Distinct declarations across samples |
|---|---|
Operation |
4 |
Controller |
1 |
Delegate |
1 |
Transformer |
1 |
View |
1 |
Swift access-control evidence
These are declaration occurrences in scanned Swift source, including implicit internal declarations.
| Access level | Occurrences |
|---|---|
implicit internal |
160 |
private |
23 |
public |
10 |
References
Generated from the verified local catalog and completed Markdown documents.