Deep Dive into SwiftWork (Part 2): Event Timeline — Visualizing 18 Event Types

Post 1 covered how AgentBridge converts the SDK's AsyncStream into [AgentEvent] . This post looks at what [AgentEvent] becomes — how TimelineView renders 18 event types, handles scroll behavior, and stays smooth when the event count gets large. TimelineView Structure TimelineView is the main body of the workspace, filling all the space between the sidebar and the input box. Its view hierarchy is shallow: TimelineView ├── ScrollView │ ├── topPlaceholder (virtualization spacer) │ ├── LazyVStack │