User Notifications sample architecture
Source-backed, high-level architecture notes for Apple sample-code pages grouped in the User Notifications folder.
- Catalog module label:
User Notifications - 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 |
|---|---|---|---|
| Handling Communication Notifications and Focus Status Updates | iOS, iPadOS, Mac Catalyst | A Swift sample with the source-visible chain CommunicationNotificationsApp → ContentView → NotificationService → UserNotifications APIs. |
Delegate or data-source callbacks, Service object, Repository |
| Implementing Alert Push Notifications | iOS, iPadOS, Mac Catalyst | A Swift sample with the source-visible chain AppDelegate → ViewController → UserNotifications APIs. |
View-controller organization, Delegate or data-source callbacks |
| Implementing Background Push Notifications | iOS, iPadOS, Mac Catalyst | A Swift sample with the source-visible chain AppDelegate → ViewController → UIKit APIs. |
View-controller organization, Delegate or data-source callbacks |
Cross-sample signals
Recurring documented patterns
| Pattern label | Sample documents |
|---|---|
| Delegate or data-source callbacks | 3 |
| View-controller organization | 2 |
Type-role naming evidence
Counts below are declaration-name suffixes, not inferred patterns.
| Role suffix | Distinct declarations across samples |
|---|---|
Delegate |
5 |
Controller |
2 |
App |
1 |
Handler |
1 |
Repository |
1 |
Service |
1 |
View |
1 |
Swift access-control evidence
These are declaration occurrences in scanned Swift source, including implicit internal declarations.
| Access level | Occurrences |
|---|---|
implicit internal |
245 |
private |
14 |
public |
4 |
internal |
1 |
References
Generated from the verified local catalog and completed Markdown documents.